/* =====================================================================
   CT Infotech India Private Limited — Website design system
   ---------------------------------------------------------------------
   Single stylesheet, token-driven, TWO THEMES:
     • Sustainable mode (default)  — black surfaces, white type. Lower
       display energy on OLED/LED screens; the :root tokens.
     • Light mode ([data-theme="light"] on <html>) — the original white /
       navy design, shown when a visitor switches sustainable mode off.
   Every component reads colours from the semantic tokens below, never
   from a literal, so the theme switch is a token swap.
   Structure: 1 Tokens · 2 Reset · 3 Type · 4 Utilities · 5 Layout ·
   6 Buttons · 7 Navigation (+ theme toggle) · 8 Hero · 9 Components ·
   10 Forms · 11 Footer · 12 Consent bar · 13 Motion / a11y / print
   ===================================================================== */

/* 1. TOKENS ----------------------------------------------------------- */
:root {
  /* Brand palette (fixed) */
  --navy-950: #060B16; --navy-900: #0A1224; --navy-800: #0E1A33; --navy-700: #142647;
  --blue-500: #2B7FFF; --blue-400: #5C9DFF; --blue-300: #93BFFF;
  --cyan-400: #22D3EE; --cyan-300: #67E8F9;
  --green-500: #22C55E; --green-400: #4ADE80; --amber-500: #F59E0B;
  --white: #FFFFFF;

  /* ---- Sustainable (black) theme: semantic tokens ---- */
  --bg: #0A0A0A;                 /* page */
  --bg-soft: #101113;            /* alternate sections */
  --bg-deep: #0C0F15;            /* "dark" feature sections (slightly blue-black) */
  --surface: #141518;            /* cards, tiles, tables */
  --surface-2: #1B1D22;          /* table headers, hover */
  --input-bg: #0E0F12;
  --fg: #F3F4F6;
  --fg-2: #D3D8E0;               /* secondary emphasis */
  --fg-muted: #A2ABB8;
  --line: rgba(255,255,255,0.09);
  --line-strong: rgba(255,255,255,0.18);
  --accent: #3B8BFF;
  --accent-2: var(--cyan-400);
  --accent-grad: linear-gradient(90deg, var(--blue-500), var(--cyan-400));
  --link: var(--blue-300);
  --eyebrow: var(--cyan-300);
  --nav-bg: rgba(8,8,9,0.82);  --nav-bg-scrolled: rgba(6,6,7,0.95);
  --menu-bg: #141518;            /* dropdown panel */
  --drawer-bg: #0A0A0A;
  --footer-bg: #050505;
  --hero-a: #0B0C10; --hero-b: #050505;
  --cta-a: #12151B;  --cta-b: #060606;
  --info-bg: #111318;
  --grid-line: rgba(148,178,230,0.08);
  --verify-fg: #FCD34D;
  --ok-fg: #86EFAC; --err-fg: #FCA5A5; --info-fg: #93C5FD;
  --shadow-sm: none; --shadow-md: 0 12px 30px -12px rgba(0,0,0,0.7); --shadow-lg: 0 24px 48px -16px rgba(0,0,0,0.8);
  --shadow-glow: 0 0 0 1px rgba(92,157,255,0.28), 0 12px 40px -12px rgba(43,127,255,0.45);
  --card-hover-line: rgba(147,191,255,0.4);

  /* Type scale (fluid) */
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --fs-xs: 0.75rem; --fs-sm: 0.875rem; --fs-base: 1rem; --fs-md: 1.0625rem; --fs-lg: 1.1875rem;
  --fs-xl: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --fs-2xl: clamp(1.5rem, 1.25rem + 1vw, 2rem);
  --fs-3xl: clamp(1.75rem, 1.35rem + 1.8vw, 2.75rem);
  --fs-4xl: clamp(2.125rem, 1.5rem + 3vw, 4rem);
  --lh-tight: 1.1; --lh-snug: 1.25; --lh-body: 1.6;

  /* Spacing / geometry */
  --sp-1: 0.25rem; --sp-2: 0.5rem; --sp-3: 0.75rem; --sp-4: 1rem; --sp-5: 1.5rem; --sp-6: 2rem; --sp-7: 3rem; --sp-8: 4rem; --sp-9: 6rem;
  --r-sm: 6px; --r-md: 10px; --r-lg: 16px; --r-xl: 24px; --r-pill: 999px;
  --container: 1200px; --gutter: clamp(1rem, 4vw, 2rem); --nav-h: 72px;
  --dur: 220ms; --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  color-scheme: dark;
}

/* ---- Light theme (sustainable mode OFF) ---- */
:root[data-theme="light"] {
  --bg: #FFFFFF; --bg-soft: #F7F9FC; --bg-deep: var(--navy-900);
  --surface: #FFFFFF; --surface-2: #F1F5F9; --input-bg: #FFFFFF;
  --fg: #0B1220; --fg-2: #334155; --fg-muted: #475569;
  --line: #DCE3EC; --line-strong: #C3CDDA;
  --accent: var(--blue-500); --link: var(--blue-500); --eyebrow: var(--blue-500);
  --nav-bg: rgba(10,18,36,0.84); --nav-bg-scrolled: rgba(8,14,28,0.95);
  --menu-bg: #FFFFFF; --drawer-bg: var(--navy-900); --footer-bg: var(--navy-950);
  --hero-a: var(--navy-900); --hero-b: var(--navy-950);
  --cta-a: var(--navy-800); --cta-b: var(--navy-950);
  --info-bg: var(--navy-900);
  --grid-line: rgba(148,163,184,0.10);
  --verify-fg: #92400E;
  --ok-fg: #166534; --err-fg: #991B1B; --info-fg: #1E40AF;
  --shadow-sm: 0 1px 2px rgba(11,18,32,0.06), 0 1px 3px rgba(11,18,32,0.08);
  --shadow-md: 0 8px 24px -8px rgba(11,18,32,0.18);
  --shadow-lg: 0 24px 48px -16px rgba(11,18,32,0.28);
  --card-hover-line: #C3CDDA;
  color-scheme: light;
}

/* 2. RESET / BASE ----------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 1rem); background: var(--bg); }
body { margin: 0; font-family: var(--font-sans); font-size: var(--fs-base); line-height: var(--lh-body); color: var(--fg); background: var(--bg); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; transition: background var(--dur) var(--ease), color var(--dur) var(--ease); }
img, svg, video { display: block; max-width: 100%; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
button { font: inherit; color: inherit; }
ul, ol { padding-left: 1.25rem; }
hr { border: 0; border-top: 1px solid var(--line); margin: var(--sp-6) 0; }
:focus-visible { outline: 3px solid var(--cyan-400); outline-offset: 3px; border-radius: 4px; }
.skip-link { position: absolute; left: -999px; top: 8px; z-index: 1000; background: var(--blue-500); color: #fff; padding: 0.6rem 1rem; border-radius: var(--r-md); }
.skip-link:focus { left: 8px; }
main { display: block; }

/* 3. TYPOGRAPHY -------------------------------------------------------- */
h1, h2, h3, h4, h5 { margin: 0 0 0.5em; font-weight: 700; letter-spacing: -0.02em; line-height: var(--lh-snug); color: inherit; }
h1 { font-size: var(--fs-4xl); line-height: var(--lh-tight); letter-spacing: -0.03em; }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }
p  { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
.lead { font-size: var(--fs-lg); color: var(--fg-muted); max-width: 62ch; }
.muted { color: var(--fg-muted); }
.small { font-size: var(--fs-sm); }
.eyebrow { display: inline-flex; align-items: center; gap: 0.6rem; font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--eyebrow); margin-bottom: var(--sp-4); }
.eyebrow::before { content: ""; width: 24px; height: 2px; background: var(--accent-grad); border-radius: 2px; }
.gradient-text { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.measure { max-width: 68ch; }
strong { font-weight: 600; }

/* 4. UTILITIES --------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.container--narrow { max-width: 880px; }
.container--wide { max-width: 1360px; }
.center { text-align: center; }
.center .lead, .center .measure { margin-inline: auto; }
.mt-0 { margin-top: 0 !important; } .mb-0 { margin-bottom: 0 !important; }
.mt-4 { margin-top: var(--sp-4); } .mt-6 { margin-top: var(--sp-6); } .mt-7 { margin-top: var(--sp-7); }
.mb-4 { margin-bottom: var(--sp-4); } .mb-6 { margin-bottom: var(--sp-6); }
.stack > * + * { margin-top: var(--sp-4); }
.flex { display: flex; gap: var(--sp-4); flex-wrap: wrap; align-items: center; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.icon { width: 1.25em; height: 1.25em; flex: none; stroke: currentColor; fill: none; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.icon--lg { width: 28px; height: 28px; }

/* Content-integrity placeholder marker (search for "[VERIFY" / "[INSERT" before go-live) */
.verify { display: inline-block; padding: 0.05em 0.45em; border-radius: 4px; background: rgba(245,158,11,0.14); color: var(--verify-fg); border: 1px dashed rgba(245,158,11,0.8); font-size: 0.85em; font-weight: 600; letter-spacing: 0.01em; white-space: normal; overflow-wrap: anywhere; }

/* 5. LAYOUT PRIMITIVES ------------------------------------------------- */
.section { padding-block: clamp(3rem, 6vw, 6rem); position: relative; background: var(--bg); }
.section--tight { padding-block: clamp(2.25rem, 4vw, 3.5rem); }
.section--soft { background: var(--bg-soft); }
/* "Dark" feature sections are always dark: near-black in sustainable mode, navy in light mode. */
.section--dark { --bg: var(--bg-deep); --bg-soft: var(--bg-deep); --fg: #E8EEF8; --fg-2: #D6E0F0; --fg-muted: #A9B7CC; --line: rgba(255,255,255,0.10); --line-strong: rgba(255,255,255,0.22); --surface: rgba(255,255,255,0.04); --surface-2: rgba(255,255,255,0.07); --link: var(--blue-300); --eyebrow: var(--cyan-300); --verify-fg: #FCD34D; background: var(--bg); color: var(--fg); }
.section--grid::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.6; background-image: linear-gradient(to right, var(--grid-line) 1px, transparent 1px), linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px); background-size: 48px 48px; mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%); }
.section > .container { position: relative; }
.section-head { max-width: 760px; margin-bottom: clamp(1.75rem, 4vw, 3.5rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head .lead { margin-top: var(--sp-3); }
.section-subhead { margin: -0.35rem 0 0.9rem; font-size: var(--fs-lg); font-weight: 600; color: var(--blue-400); }
:root[data-theme="light"] .section-subhead { color: #2B7FFF; }
.grid { display: grid; gap: var(--sp-4); grid-template-columns: repeat(var(--cols, 1), minmax(0, 1fr)); }
@media (min-width: 640px) { .grid { gap: var(--sp-5); } .grid--2 { --cols: 2; } .grid--3 { --cols: 2; } }
@media (min-width: 960px) { .grid--3 { --cols: 3; } .grid--4 { --cols: 4; } }
@media (min-width: 480px) and (max-width: 959px) { .grid--4 { --cols: 2; } }
.two-col { display: grid; gap: clamp(1.75rem, 5vw, 4rem); align-items: center; }
@media (min-width: 900px) { .two-col { grid-template-columns: 1.05fr 1fr; } .two-col--reverse > :first-child { order: 2; } }
.divider { height: 1px; background: var(--line); }

/* 6. BUTTONS ----------------------------------------------------------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem; padding: 0.8rem 1.35rem; border-radius: var(--r-md); border: 1px solid transparent; font-weight: 600; font-size: var(--fs-sm); line-height: 1; letter-spacing: 0.01em; cursor: pointer; text-decoration: none !important; white-space: nowrap; transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease); }
.btn .icon { width: 1.05em; height: 1.05em; transition: transform var(--dur) var(--ease); }
.btn:hover .icon--arrow { transform: translateX(3px); }
.btn--primary { background: var(--blue-500); color: #fff; box-shadow: 0 6px 18px -8px rgba(43,127,255,0.7); }
.btn--primary:hover { background: #1F6FEB; transform: translateY(-1px); box-shadow: 0 10px 24px -10px rgba(43,127,255,0.8); }
.btn--outline { background: transparent; color: var(--fg); border-color: var(--line-strong); }
.btn--outline:hover { border-color: var(--fg); background: var(--surface-2); }
.btn--ghost, .section--dark .btn--outline { color: #fff; border-color: rgba(255,255,255,0.28); background: rgba(255,255,255,0.04); }
.btn--ghost:hover, .section--dark .btn--outline:hover { border-color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.08); }
:root[data-theme="light"] .section:not(.section--dark) .btn--ghost { color: var(--fg); border-color: var(--line-strong); background: transparent; }
.btn--lg { padding: 1rem 1.6rem; font-size: var(--fs-base); border-radius: 12px; }
.btn--sm { padding: 0.55rem 0.95rem; font-size: var(--fs-xs); }
.btn--block { width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: 0.6; cursor: not-allowed; transform: none !important; }
.link-arrow { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 600; font-size: var(--fs-sm); color: var(--link); }
.link-arrow .icon { width: 1em; height: 1em; transition: transform var(--dur) var(--ease); }
.link-arrow:hover { text-decoration: none; }
.link-arrow:hover .icon { transform: translateX(3px); }
.actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); align-items: center; }
@media (max-width: 479px) { .actions .btn--lg { flex: 1 1 100%; } }

/* 7. NAVIGATION -------------------------------------------------------- */
ct-navbar { display: block; height: var(--nav-h); }
.nav { position: fixed; inset: 0 0 auto 0; z-index: 900; height: var(--nav-h); background: var(--nav-bg); backdrop-filter: saturate(160%) blur(12px); -webkit-backdrop-filter: saturate(160%) blur(12px); border-bottom: 3px solid var(--blue-500); color: #fff; transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease); }
.nav--scrolled { background: var(--nav-bg-scrolled); box-shadow: 0 8px 30px -14px rgba(0,0,0,0.7); }
.nav__inner { height: 100%; max-width: 1520px; display: flex; align-items: center; justify-content: space-between; gap: var(--sp-5); }
.nav__brand { display: inline-flex; align-items: center; color: #fff; text-decoration: none !important; }
.nav__brand .brand-logo { height: 44px; width: 70px; flex: none; display: block; }
@media (max-width: 400px) { .nav__brand .brand-logo { height: 38px; width: 60px; } }
.nav__links { display: none; align-items: center; gap: 0.25rem; margin: 0; padding: 0; list-style: none; }
.nav__item { position: relative; display: flex; align-items: center; height: calc(var(--nav-h) - 3px); }
.nav__link { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.55rem 0.8rem; border-radius: var(--r-sm); color: rgba(255,255,255,0.86); font-size: var(--fs-sm); font-weight: 500; text-decoration: none !important; background: none; border: 0; cursor: pointer; transition: color var(--dur), background var(--dur); }
.nav__link:hover, .nav__link[aria-expanded="true"] { color: #fff; background: rgba(255,255,255,0.07); }
.nav__link[aria-current="page"], .nav__item--active > .nav__link { color: #FBBF24; }
.nav__item--active::after { content: ""; position: absolute; left: 0.5rem; right: 0.5rem; bottom: -3px; height: 4px; background: #FBBF24; border-radius: 2px 2px 0 0; }
.nav__link .icon { width: 0.9em; height: 0.9em; opacity: 0.7; transition: transform var(--dur); }
.nav__link[aria-expanded="true"] .icon { transform: rotate(180deg); }
.nav__menu { position: absolute; top: calc(100% + 10px); left: 0; min-width: 320px; padding: 0.5rem; background: var(--menu-bg); color: var(--fg); border-radius: var(--r-lg); box-shadow: var(--shadow-lg); border: 1px solid var(--line); list-style: none; margin: 0; opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), visibility var(--dur); }
.nav__menu--open { opacity: 1; visibility: visible; transform: translateY(0); }

/* Solutions mega-menu */
.mega { width: 760px; padding: 0.75rem; }
.mega__grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 0.75rem; }
.mega__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.15rem; }
.nav__menu .mega__item { display: grid; grid-template-columns: 44px 1fr 18px; gap: 0.85rem; align-items: center; padding: 0.65rem 0.75rem; border-radius: var(--r-md); color: var(--fg); text-decoration: none !important; transition: background var(--dur), transform var(--dur); }
.nav__menu .mega__item:hover { background: var(--surface-2); transform: translateX(2px); }
.mega__icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; color: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,0.08); }
.mega__icon .icon { width: 22px; height: 22px; }
.mega__icon--blue { background: linear-gradient(135deg, #2B7FFF, #1D5FD0); }
.mega__icon--green { background: linear-gradient(135deg, #22C55E, #15803D); }
.mega__icon--amber { background: linear-gradient(135deg, #F59E0B, #B45309); }
.mega__icon--cyan { background: linear-gradient(135deg, #22D3EE, #0E7490); }
.mega__icon--violet { background: linear-gradient(135deg, #8B5CF6, #5B21B6); }
.mega__icon--orange { background: linear-gradient(135deg, #F97316, #C2410C); }
.mega__icon--teal { background: linear-gradient(135deg, #14B8A6, #0F766E); }
.mega__text strong { display: block; font-size: var(--fs-sm); font-weight: 700; }
.mega__text span { display: block; font-size: var(--fs-xs); color: var(--fg-muted); line-height: 1.4; }
.mega__arrow { width: 16px; height: 16px; opacity: 0; transform: translateX(-4px); transition: opacity var(--dur), transform var(--dur); color: var(--accent); }
.mega__item:hover .mega__arrow { opacity: 1; transform: none; }
.nav__menu .mega__item--current { background: var(--surface-2); box-shadow: inset 3px 0 0 #FBBF24; }
.nav__menu .mega__item--current .mega__text strong { color: #FBBF24; }
.nav__menu .mega__item--current .mega__text strong::after { content: "Viewing"; margin-left: 0.5rem; padding: 0.1rem 0.45rem; border-radius: var(--r-pill); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; vertical-align: middle; color: #0B1220; background: #FBBF24; }
.nav__menu .mega__item--current .mega__arrow { opacity: 1; transform: none; }
.mega__promo { border-radius: var(--r-lg); padding: 1.1rem 1.15rem; color: #fff; display: flex; flex-direction: column; gap: 0.7rem; background: radial-gradient(420px 220px at 90% 0%, rgba(43,127,255,0.4), transparent 60%), linear-gradient(160deg, var(--cta-a), var(--cta-b)); border: 1px solid rgba(255,255,255,0.1); }
.mega__eyebrow { margin: 0; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--cyan-300); }
.mega__title { margin: 0; font-size: var(--fs-base); font-weight: 700; line-height: 1.3; }
.mega__text { margin: 0; font-size: var(--fs-xs); color: #C3CFE2; line-height: 1.45; }
:root[data-theme="light"] .mega__text { color: rgba(255,255,255,0.85); }
.mega__promo--swap { animation: promo-swap 220ms var(--ease); }
@keyframes promo-swap { from { opacity: 0.4; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.mega__chain { list-style: none; margin: 0.2rem 0 0.3rem; padding: 0; display: flex; flex-wrap: wrap; gap: 0.3rem; }
.mega__chain li { font-size: 0.62rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; padding: 0.25rem 0.5rem; border-radius: var(--r-pill); background: rgba(255,255,255,0.08); color: #D6E0F0; display: inline-flex; align-items: center; gap: 0.3rem; }
.mega__chain li + li::before { content: "\2192"; color: var(--blue-300); margin-right: 0.15rem; }
.mega__promo .btn { align-self: flex-start; margin-top: auto; }
.mega__all { font-size: var(--fs-xs); font-weight: 600; color: #C3CFE2; display: inline-flex; align-items: center; gap: 0.3rem; }
.mega__all .icon { width: 0.9em; height: 0.9em; }
@media (min-width: 1024px) and (max-width: 1199px) { .mega { width: 640px; } }
.nav__cta { display: none; align-items: center; gap: 0.5rem; }
.nav__toggle { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: var(--r-md); background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); color: #fff; cursor: pointer; }
.nav__toggle .icon { width: 22px; height: 22px; }
@media (min-width: 1024px) { .nav__links, .nav__cta { display: inline-flex; } .nav__toggle { display: none; } }
@media (min-width: 1024px) and (max-width: 1799px) { .nav__cta .theme-toggle__label { display: none; } }
@media (min-width: 1024px) and (max-width: 1399px) { .nav__link { padding: 0.55rem 0.5rem; } .nav__inner { gap: var(--sp-3); padding-inline: 1rem; } .nav__cta .theme-toggle__state { display: none; } }
@media (min-width: 1024px) and (max-width: 1299px) { .nav__link { padding: 0.55rem 0.45rem; } }
@media (min-width: 1024px) and (max-width: 1199px) { .nav__cta .btn--ghost { display: none; } .nav__social { display: none; } .nav__link { font-size: var(--fs-sm); padding: 0.55rem 0.4rem; } }
@media (min-width: 1024px) and (max-width: 1099px) { .nav__link { padding: 0.55rem 0.3rem; } .nav__inner { gap: var(--sp-2); } }

/* Products: multi-plant data lake diagram (reuses the hero's eco-* styles) + strong callout */
.lake-visual { margin: var(--sp-4) 0 var(--sp-6); }
.lake-visual svg { width: 100%; height: auto; filter: drop-shadow(0 24px 48px rgba(0,0,0,0.35)); }
.lake-caption { margin: 0 0 var(--sp-4); font-size: var(--fs-sm); color: var(--fg-muted); max-width: 72ch; }
.callout { display: flex; gap: 0.9rem; align-items: flex-start; margin: var(--sp-4) 0 0; padding: 1rem 1.15rem; border-radius: var(--r-lg); border: 2px solid var(--blue-500); background: rgba(43,127,255,0.10); font-size: var(--fs-md); line-height: 1.55; }
.callout > .icon { width: 26px; height: 26px; flex: none; color: var(--blue-300); margin-top: 0.1rem; }
.callout strong { color: #fff; }
:root[data-theme="light"] .callout { background: #EEF4FF; border-color: #2B7FFF; }
:root[data-theme="light"] .callout strong { color: var(--ink); }
:root[data-theme="light"] .callout > .icon { color: #2B7FFF; }

/* Products dropdown (header) */
.prod { width: 900px; padding: 0.75rem; }
.prod__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; }
@media (min-width: 1024px) and (max-width: 1199px) { .prod { width: 720px; } }
.nav__menu .prod__item { display: block; padding: 0.85rem 1rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); color: var(--fg); text-decoration: none !important; transition: background var(--dur), transform var(--dur), border-color var(--dur); }
.nav__menu .prod__item:hover { background: var(--surface-2); transform: translateY(-1px); border-color: var(--accent); }
.prod__name { display: block; font-size: var(--fs-md); font-weight: 800; letter-spacing: 0.02em; }
.prod__tag { display: inline-block; margin: 0.3rem 0 0.45rem; padding: 0.12rem 0.5rem; border-radius: var(--r-pill); font-size: 0.62rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; background: rgba(43,127,255,0.16); color: var(--blue-300); }
.prod__text { display: block; font-size: var(--fs-xs); color: var(--fg-muted); line-height: 1.45; }
.nav__menu .prod__item--current { box-shadow: inset 3px 0 0 #FBBF24; }
.nav__menu .prod__item--current .prod__name { color: #FBBF24; }
.prod__foot { display: flex; flex-wrap: wrap; gap: 0.5rem 1.2rem; padding: 0.7rem 0.4rem 0.2rem; font-size: var(--fs-xs); font-weight: 600; }
.prod__foot a { display: inline-flex; align-items: center; gap: 0.3rem; color: var(--fg-muted); text-decoration: none !important; }
.prod__foot a:hover { color: var(--accent); }
.prod__foot .icon { width: 14px; height: 14px; }
:root[data-theme="light"] .nav__menu .prod__item { background: #fff; border-color: #E3E9F2; }
:root[data-theme="light"] .nav__menu .prod__item:hover { background: #F7F9FC; }
:root[data-theme="light"] .prod__tag { background: #EEF4FF; color: #1D5FD6; }
:root[data-theme="light"] .nav__menu .prod__item--current { box-shadow: inset 3px 0 0 #2B7FFF; }
:root[data-theme="light"] .nav__menu .prod__item--current .prod__name { color: #2B7FFF; }
/* "Runs on" line under a solution's at-a-glance box */
.runs-on { margin: 0.9rem 0 0; padding-top: 0.7rem; border-top: 1px solid var(--line); font-size: var(--fs-xs); color: var(--fg-muted); }
.runs-on a { font-weight: 700; }
/* Home: two platforms strip */
.platforms { display: grid; gap: 0.9rem; }
@media (min-width: 720px) { .platforms { grid-template-columns: 1fr 1fr; } }
.platforms__card { display: block; padding: 1.1rem 1.25rem; border-radius: var(--r-lg); border: 1px solid var(--line); background: var(--surface); color: var(--fg); text-decoration: none !important; border-left: 4px solid var(--blue-500); }
.platforms__card--lake { border-left-color: var(--cyan-400); }
.platforms__card h3 { margin: 0 0 0.25rem; font-size: var(--fs-lg); }
.platforms__card p { margin: 0; font-size: var(--fs-sm); color: var(--fg-muted); }
.platforms__card .prod__tag { margin: 0.4rem 0 0.5rem; }
:root[data-theme="light"] .platforms__card { background: #fff; border-color: #E3E9F2; }

/* Sustainable-mode toggle (header + drawer) */
.theme-toggle { display: inline-flex; align-items: center; gap: 0.55rem; padding: 0.35rem 0.6rem 0.35rem 0.5rem; border-radius: var(--r-pill); border: 1px solid rgba(255,255,255,0.16); background: rgba(255,255,255,0.05); color: #fff; cursor: pointer; font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.02em; transition: background var(--dur), border-color var(--dur); }
.theme-toggle:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.3); }
.theme-toggle .icon { width: 16px; height: 16px; color: var(--green-400); }
.theme-toggle__label { white-space: nowrap; }
.theme-toggle__state { font-weight: 700; color: var(--green-400); }
.theme-toggle__switch { position: relative; width: 30px; height: 17px; border-radius: 999px; background: var(--green-500); transition: background var(--dur); flex: none; }
.theme-toggle__switch::after { content: ""; position: absolute; top: 2px; left: 15px; width: 13px; height: 13px; border-radius: 50%; background: #fff; transition: left var(--dur) var(--ease); }
.theme-toggle[aria-pressed="false"] .theme-toggle__switch { background: rgba(255,255,255,0.25); }
.theme-toggle[aria-pressed="false"] .theme-toggle__switch::after { left: 2px; }
.theme-toggle[aria-pressed="false"] .theme-toggle__state, .theme-toggle[aria-pressed="false"] .icon { color: rgba(255,255,255,0.6); }
@media (min-width: 1024px) and (max-width: 1799px) { .nav__social-label { display: none; } .nav__social { padding: 0 0.5rem; } }
.nav__social { display: inline-flex; align-items: center; gap: 0.4rem; height: 34px; padding: 0 0.75rem 0 0.55rem; border-radius: var(--r-pill); background: #0A66C2; color: #fff; font-size: var(--fs-xs); font-weight: 700; white-space: nowrap; text-decoration: none; transition: background var(--dur), transform var(--dur); }
.nav__social:hover { background: #0857A6; color: #fff; transform: translateY(-1px); }
.nav__social .icon { width: 18px; height: 18px; flex: none; }
.nav__drawer-social { display: inline-flex; align-items: center; gap: 0.4rem; }
.nav__drawer-social .icon { width: 18px; height: 18px; color: #0A66C2; }
.nav__drawer .theme-toggle { width: 100%; justify-content: space-between; padding: 0.9rem 1rem; border-radius: var(--r-md); font-size: var(--fs-sm); margin-top: var(--sp-5); }
.theme-note { font-size: var(--fs-xs); color: rgba(255,255,255,0.6); margin: 0.6rem 0 0; }

/* Mobile drawer */
.nav__drawer { position: fixed; inset: var(--nav-h) 0 0 0; z-index: 890; background: var(--drawer-bg); color: #fff; padding: var(--sp-5) var(--gutter) var(--sp-8); overflow-y: auto; transform: translateX(100%); transition: transform 280ms var(--ease); visibility: hidden; }
.nav__drawer--open { transform: none; visibility: visible; }
.nav__drawer ul { list-style: none; margin: 0; padding: 0; }
.nav__drawer > ul > li { border-bottom: 1px solid rgba(255,255,255,0.08); }
.nav__drawer > ul a, .nav__drawer button.nav__drawer-group { display: flex; width: 100%; align-items: center; justify-content: space-between; padding: 0.95rem 0; color: #fff; font-weight: 600; font-size: var(--fs-md); text-decoration: none !important; background: none; border: 0; text-align: left; cursor: pointer; }
.nav__drawer-cta .btn { width: 100%; }
.nav__drawer ul ul { padding: 0 0 0.6rem 0.9rem; }
.nav__drawer ul ul a { font-weight: 500; font-size: var(--fs-sm); color: rgba(255,255,255,0.82); padding: 0.55rem 0; }
.nav__drawer ul ul[hidden] { display: none; }
.nav__drawer-cta { display: grid; gap: 0.6rem; margin-top: var(--sp-5); }
.nav__drawer-contact { margin-top: var(--sp-5); font-size: var(--fs-sm); color: rgba(255,255,255,0.7); }
.nav__drawer-contact a { display: inline; padding: 0; font-weight: 600; color: var(--blue-300); }
.nav__drawer-group .icon { transition: transform var(--dur); }
.nav__drawer-group[aria-expanded="true"] .icon { transform: rotate(180deg); }
body.nav-open { overflow: hidden; }

/* Mobile persistent CTA bar */
.mobile-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 880; padding: 0.6rem var(--gutter); padding-bottom: calc(0.6rem + env(safe-area-inset-bottom)); background: var(--nav-bg-scrolled); backdrop-filter: blur(10px); border-top: 1px solid rgba(255,255,255,0.1); display: flex; gap: 0.5rem; }
.mobile-cta .btn { flex: 1; }
.mobile-cta { transition: transform 260ms var(--ease), opacity 260ms var(--ease); }
.mobile-cta--hidden { transform: translateY(110%); opacity: 0; pointer-events: none; }
@media (min-width: 1024px) { .mobile-cta { display: none; } }
@media (max-width: 1023px) { body { padding-bottom: 68px; } }

/* 8. HERO + ECOSYSTEM VISUAL ------------------------------------------ */
.hero { position: relative; overflow: hidden; color: #fff; background: radial-gradient(1200px 600px at 85% -10%, rgba(43,127,255,0.28), transparent 60%), radial-gradient(800px 500px at -10% 110%, rgba(34,211,238,0.14), transparent 60%), linear-gradient(180deg, var(--hero-a), var(--hero-b)); padding-block: clamp(2.5rem, 7vw, 6.5rem) clamp(2.5rem, 6vw, 5.5rem); }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(to right, rgba(148,178,230,0.07) 1px, transparent 1px), linear-gradient(to bottom, rgba(148,178,230,0.07) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 90%); -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.9), transparent 90%); }
.hero__grid { position: relative; display: grid; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
@media (min-width: 960px) { .hero__grid { grid-template-columns: 0.95fr 1.05fr; } .hero__visual { margin-right: -2vw; } }
.hero__copy h1 { color: #fff; max-width: 16ch; }
.hero__copy .lead { color: #C3CFE2; max-width: 56ch; font-size: var(--fs-lg); }
.hero__copy .eyebrow { color: var(--cyan-300); }
.hero__actions { margin-top: var(--sp-6); }
.hero__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: var(--sp-6); padding: 0; list-style: none; }
.hero__chips li { font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.4rem 0.7rem; border-radius: var(--r-pill); border: 1px solid rgba(255,255,255,0.16); color: #D6E0F0; background: rgba(255,255,255,0.04); }
@media (max-width: 639px) { .hero__chips { display: none; } .hero__copy .lead { font-size: var(--fs-md); } }
.hero__visual { position: relative; }
.hero__visual svg { width: 100%; height: auto; filter: drop-shadow(0 30px 60px rgba(0,0,0,0.45)); }
@media (max-width: 959px) { .hero__visual { max-width: 600px; margin-inline: auto; } }
.eco-node { fill: rgba(14,26,51,0.92); stroke: rgba(147,191,255,0.35); stroke-width: 1.2; }
.eco-node--hub { fill: rgba(20,38,71,0.95); stroke: rgba(34,211,238,0.6); }
.eco-label { font-family: var(--font-sans); font-weight: 700; font-size: 15px; fill: #fff; letter-spacing: 0.04em; }
.eco-sub { font-family: var(--font-sans); font-weight: 500; font-size: 9.5px; fill: #9FB3D1; letter-spacing: 0.08em; text-transform: uppercase; }
.eco-link { fill: none; stroke: rgba(93,157,255,0.35); stroke-width: 1.5; }
.eco-flow { fill: none; stroke: url(#ecoGrad); stroke-width: 2; stroke-linecap: round; stroke-dasharray: 10 14; animation: eco-dash 2.6s linear infinite; }
.eco-flow--slow { animation-duration: 3.8s; }
.eco-flow--back { stroke: url(#ecoGradBack); animation-direction: reverse; }
.eco-dot { fill: var(--cyan-400); }
.eco-dot--pulse { animation: eco-pulse 2.4s ease-in-out infinite; transform-origin: center; transform-box: fill-box; }
.eco-ring { fill: none; stroke: rgba(34,211,238,0.22); stroke-width: 1; stroke-dasharray: 3 6; animation: eco-rotate 60s linear infinite; transform-origin: center; transform-box: fill-box; }
.eco-ai-ring { fill: none; stroke: rgba(167,139,250,0.55); stroke-width: 1.6; stroke-dasharray: 4 8; animation: eco-rotate 80s linear infinite; transform-origin: center; transform-box: fill-box; }
.eco-ai-glow { fill: none; stroke: rgba(139,92,246,0.18); stroke-width: 14; }
.eco-ai-tick { stroke: rgba(167,139,250,0.8); stroke-width: 1.4; }
.eco-ai-node { fill: rgba(30,20,60,0.95); stroke: rgba(167,139,250,0.8); stroke-width: 1.4; }
.eco-ai-link { fill: none; stroke: #A78BFA; stroke-width: 1.8; stroke-dasharray: 5 7; animation: eco-dash 3s linear infinite; }
.eco-ai-label { font-family: var(--font-sans); font-weight: 800; font-size: 11.5px; fill: #EDE9FE; letter-spacing: 0.14em; }
.eco-ai-tag { fill: rgba(139,92,246,0.18); stroke: rgba(167,139,250,0.5); stroke-width: 1; }
.eco-ai-tag-text { font-family: var(--font-sans); font-weight: 700; font-size: 8.5px; fill: #E9D5FF; letter-spacing: 0.06em; text-transform: uppercase; }
.eco-ai-conn { font-family: var(--font-sans); font-weight: 600; font-size: 8px; fill: #C4B5FD; letter-spacing: 0.1em; text-transform: uppercase; }
:root[data-theme="light"] .eco-ai-ring { stroke: rgba(124,58,237,0.6); }
:root[data-theme="light"] .eco-ai-glow { stroke: rgba(124,58,237,0.12); }
:root[data-theme="light"] .eco-ai-tick { stroke: #7C3AED; }
:root[data-theme="light"] .eco-ai-node { fill: #F5F3FF; stroke: #7C3AED; }
:root[data-theme="light"] .eco-ai-link { stroke: #7C3AED; }
:root[data-theme="light"] .eco-ai-label { fill: #4C1D95; }
:root[data-theme="light"] .eco-ai-tag { fill: #EDE9FE; stroke: #C4B5FD; }
:root[data-theme="light"] .eco-ai-tag-text { fill: #5B21B6; }
:root[data-theme="light"] .eco-ai-conn { fill: #6D28D9; }
@keyframes eco-dash { to { stroke-dashoffset: -48; } }
@keyframes eco-pulse { 0%, 100% { opacity: 0.55; transform: scale(1); } 50% { opacity: 1; transform: scale(1.6); } }
@keyframes eco-rotate { to { transform: rotate(360deg); } }

/* 9. PAGE COMPONENTS --------------------------------------------------- */
.page-hero { position: relative; overflow: hidden; color: #fff; background: radial-gradient(900px 420px at 90% 0%, rgba(43,127,255,0.25), transparent 60%), linear-gradient(180deg, var(--hero-a), var(--hero-b)); padding-block: clamp(2.5rem, 6vw, 5rem); }
.page-hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(to right, rgba(148,178,230,0.07) 1px, transparent 1px), linear-gradient(to bottom, rgba(148,178,230,0.07) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent); -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent); }
.page-hero .container { position: relative; }
.page-hero h1 { color: #fff; max-width: 18ch; }
.page-hero .lead { color: #C3CFE2; }
.page-hero .eyebrow { color: var(--cyan-300); }
.page-hero__grid { display: grid; gap: var(--sp-6); align-items: center; }
@media (min-width: 960px) { .page-hero__grid { grid-template-columns: 1.15fr 0.85fr; } }
.page-hero__aside { padding: var(--sp-5); border-radius: var(--r-lg); background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12); backdrop-filter: blur(6px); }
.page-hero__aside h3 { font-size: var(--fs-xs); letter-spacing: 0.14em; text-transform: uppercase; color: var(--cyan-300); margin-bottom: var(--sp-3); }
.page-hero__aside ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 0.5rem; }
.page-hero__aside li { display: flex; gap: 0.6rem; align-items: flex-start; font-size: var(--fs-sm); color: #D6E0F0; }
.page-hero__aside li .icon { color: var(--green-400); margin-top: 0.15em; width: 1.1em; height: 1.1em; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; list-style: none; margin: 0 0 var(--sp-5); padding: 0; font-size: var(--fs-xs); color: #A9B7CC; }
.breadcrumb a { color: #C3CFE2; }
.breadcrumb li + li::before { content: "/"; margin-right: 0.4rem; opacity: 0.5; }

/* Cards */
.card { position: relative; display: flex; flex-direction: column; gap: 0.75rem; padding: clamp(1.15rem, 2.5vw, 1.75rem); border-radius: var(--r-lg); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-sm); color: var(--fg); transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease); }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--card-hover-line); }
.card h3 { margin: 0; font-size: var(--fs-lg); }
.card p { color: var(--fg-muted); font-size: var(--fs-sm); margin: 0; }
.card .link-arrow { margin-top: auto; padding-top: 0.5rem; }
.card--static:hover { transform: none; box-shadow: var(--shadow-sm); border-color: var(--line); }
.card__icon { width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(135deg, rgba(43,127,255,0.16), rgba(34,211,238,0.16)); color: var(--accent); }
.card__icon .icon { width: 24px; height: 24px; }
.card__tag { position: absolute; top: 1rem; right: 1rem; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; padding: 0.25rem 0.5rem; border-radius: var(--r-pill); background: var(--surface-2); color: var(--fg-muted); }
.card--accent { border-top: 3px solid var(--blue-500); }
.card--link { text-decoration: none !important; color: inherit; }
.card--link:hover { text-decoration: none; }
.section--dark .card:hover { box-shadow: var(--shadow-glow); }
.section--dark .card__icon { color: var(--cyan-300); }
.card--number { padding-top: 1.5rem; }
.card__num { font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.14em; color: var(--accent); }

/* Solution card */
.solution-card { display: grid; grid-template-columns: 40px 1fr; gap: 0.55rem 0.8rem; align-items: center; padding: 1.1rem 1.25rem 1.05rem; }
.solution-card > .card__icon { width: 40px; height: 40px; border-radius: 10px; grid-row: 1; }
.solution-card > .card__icon .icon { width: 20px; height: 20px; }
.solution-card > h3 { grid-row: 1; font-size: var(--fs-md); line-height: 1.25; }
.solution-card > p, .solution-card > ul, .solution-card > .link-arrow { grid-column: 1 / -1; }
.solution-card > p { line-height: 1.5; }
.solution-card ul { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 0.3rem; }
.solution-card ul li { font-size: var(--fs-2xs); color: var(--fg-2); padding: 0.2rem 0.5rem; border-radius: var(--r-pill); background: var(--surface-2); }
.solution-card > .link-arrow { padding-top: 0.15rem; font-size: var(--fs-sm); }

/* Client marks */
.clients { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--sp-3); }
@media (min-width: 640px) { .clients { grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (min-width: 960px) { .clients { grid-template-columns: repeat(6, minmax(0,1fr)); } }
.client-mark { min-height: 84px; display: grid; place-items: center; text-align: center; padding: 1rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); color: var(--fg-2); font-weight: 700; letter-spacing: 0.02em; font-size: var(--fs-sm); line-height: 1.25; transition: border-color var(--dur), color var(--dur), transform var(--dur); }
.client-mark:hover { border-color: var(--blue-300); color: var(--fg); transform: translateY(-2px); }
.client-mark img { max-height: 40px; width: auto; filter: grayscale(1); opacity: 0.8; transition: filter var(--dur), opacity var(--dur); }
.client-mark:hover img { filter: none; opacity: 1; }
.clients-note { margin-top: var(--sp-5); font-size: var(--fs-xs); color: var(--fg-muted); text-align: center; }

/* Client logo marquee */
.logo-marquee { position: relative; overflow: hidden; padding: 0.25rem 0; mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); }
.logo-marquee__track { display: flex; width: max-content; animation: marquee 42s linear infinite; }
.logo-marquee:hover .logo-marquee__track, .logo-marquee:focus-within .logo-marquee__track { animation-play-state: paused; }
.logo-marquee__set { display: flex; gap: 1rem; list-style: none; margin: 0; padding: 0 0.5rem 0 0.5rem; }
.logo-marquee__item { flex: none; display: flex; align-items: center; justify-content: center; height: 84px; min-width: 200px; padding: 0 1.5rem; border: 1px solid var(--line); border-radius: var(--r-md); background: #FFFFFF; transition: border-color var(--dur), box-shadow var(--dur); }
.logo-marquee__item:hover { border-color: var(--blue-300); box-shadow: var(--shadow-glow); }
.logo-marquee__item img { height: 44px; width: auto; max-width: 170px; object-fit: contain; }
.logo-marquee__item--tall img { height: 64px; }
.logo-marquee__item--short img { height: 32px; }
.logo-marquee__item:hover img { opacity: 1; }
.logo-marquee__item--text span { font-weight: 800; letter-spacing: 0.01em; color: #0B1220; font-size: var(--fs-lg); white-space: nowrap; }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .logo-marquee { mask-image: none; -webkit-mask-image: none; } .logo-marquee__track { animation: none; width: auto; flex-wrap: wrap; justify-content: center; } .logo-marquee__set[aria-hidden="true"] { display: none; } }

/* Process flow */
.flow { display: grid; gap: 0.75rem; list-style: none; margin: 0; padding: 0; counter-reset: flow; }
.flow__step { position: relative; padding: 1.1rem 1.15rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); display: grid; gap: 0.25rem; }
.flow__step::before { counter-increment: flow; content: counter(flow, decimal-leading-zero); font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.12em; color: var(--accent); }
.flow__step strong { font-size: var(--fs-base); }
.flow__step span { font-size: var(--fs-xs); color: var(--fg-muted); line-height: 1.4; }
.flow__step .badge { margin-top: 0.35rem; }
@media (min-width: 900px) {
  .flow { grid-auto-flow: column; grid-auto-columns: 1fr; gap: 0; align-items: stretch; }
  .flow__step { border-radius: 0; margin-right: 22px; }
  .flow__step:first-child { border-radius: var(--r-md) 0 0 var(--r-md); }
  .flow__step:last-child { border-radius: 0 var(--r-md) var(--r-md) 0; margin-right: 0; }
  .flow__step:not(:last-child)::after { content: ""; position: absolute; right: -22px; top: 50%; width: 22px; height: 2px; background: linear-gradient(90deg, var(--blue-500), var(--cyan-400)); transform: translateY(-50%); }
  .flow__step:not(:last-child) { border-right: 0; }
}
.flow--vertical { grid-auto-flow: row !important; grid-auto-columns: auto !important; }
.flow--vertical .flow__step { border-radius: var(--r-md) !important; margin-right: 0 !important; border-right: 1px solid var(--line) !important; }
.flow--vertical .flow__step::after { display: none !important; }

/* Lifecycle backbone (always inside a dark section) */
.backbone { display: grid; gap: 1rem; }
.backbone__stages { display: grid; gap: 0.6rem; grid-template-columns: repeat(2, minmax(0,1fr)); }
@media (min-width: 720px) { .backbone__stages { grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (min-width: 1024px) { .backbone__stages { grid-template-columns: repeat(6, minmax(0,1fr)); } }
.backbone__stage { position: relative; padding: 1rem 0.9rem; border-radius: var(--r-md); border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.04); text-align: center; }
.backbone__stage strong { display: block; font-size: var(--fs-base); }
.backbone__stage small { display: block; font-size: var(--fs-xs); color: #A9B7CC; margin-top: 0.2rem; }
.backbone__stage .badge { margin-top: 0.7rem; }
.backbone__rail { height: 3px; border-radius: 3px; background: linear-gradient(90deg, var(--blue-500), var(--cyan-400), var(--green-500)); position: relative; overflow: hidden; }
.backbone__rail::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.7), transparent); transform: translateX(-100%); animation: rail-sweep 3.5s ease-in-out infinite; }
@keyframes rail-sweep { to { transform: translateX(100%); } }

/* Badges: dark-surface colours by default; light-surface colours only in light theme outside dark sections */
.badge { display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.28rem 0.6rem; border-radius: var(--r-pill); font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; background: rgba(43,127,255,0.16); color: var(--blue-300); border: 1px solid rgba(92,157,255,0.3); }
.badge--green { background: rgba(34,197,94,0.14); color: var(--green-400); border-color: rgba(34,197,94,0.35); }
.badge--cyan { background: rgba(34,211,238,0.12); color: var(--cyan-300); border-color: rgba(34,211,238,0.35); }
.badge--neutral { background: rgba(255,255,255,0.08); color: #C3CFE2; border-color: rgba(255,255,255,0.18); }
:root[data-theme="light"] .section:not(.section--dark) .badge { background: rgba(43,127,255,0.1); color: #1F5FD6; border-color: rgba(43,127,255,0.25); }
:root[data-theme="light"] .section:not(.section--dark) .badge--green { background: rgba(34,197,94,0.12); color: #15803D; border-color: rgba(34,197,94,0.3); }
:root[data-theme="light"] .section:not(.section--dark) .badge--cyan { background: rgba(34,211,238,0.14); color: #0E7490; border-color: rgba(34,211,238,0.35); }
:root[data-theme="light"] .section:not(.section--dark) .badge--neutral { background: #EEF2F7; color: #475569; border-color: #DCE3EC; }

/* Challenge → Solution rows */
.cs-list { display: grid; gap: 0.75rem; list-style: none; margin: 0; padding: 0; }
.cs { display: grid; gap: 0.75rem; align-items: center; padding: 1.1rem 1.25rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); }
@media (min-width: 760px) { .cs { grid-template-columns: 1fr 48px 1fr; } }
.cs__from, .cs__to { display: grid; gap: 0.15rem; }
.cs__from strong { color: var(--fg-2); }
.cs__to strong { color: var(--fg); }
.cs__from span, .cs__to span { font-size: var(--fs-sm); color: var(--fg-muted); }
.cs__from strong::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--amber-500); margin-right: 0.55rem; vertical-align: middle; }
.cs__to strong::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--green-500); margin-right: 0.55rem; vertical-align: middle; }
.cs__arrow { display: grid; place-items: center; color: var(--accent); }
.cs__arrow .icon { width: 24px; height: 24px; transform: rotate(90deg); }
@media (min-width: 760px) { .cs__arrow .icon { transform: none; } }

/* Check lists */
.check-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.check-list li { display: flex; gap: 0.7rem; align-items: flex-start; }
.check-list .icon { color: var(--green-400); width: 1.25em; height: 1.25em; margin-top: 0.15em; flex: none; }
:root[data-theme="light"] .section:not(.section--dark) .check-list .icon { color: var(--green-500); }
.check-list--2 { grid-template-columns: 1fr; }
@media (min-width: 720px) { .check-list--2 { grid-template-columns: 1fr 1fr; column-gap: 2rem; } }

/* Capability grid */
.cap { display: grid; grid-template-columns: 44px 1fr; gap: 0.9rem; align-items: start; padding: 1.1rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); }
.cap__icon { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(135deg, rgba(43,127,255,0.16), rgba(34,211,238,0.16)); color: var(--accent); }
.cap__icon .icon { width: 22px; height: 22px; }
.cap > div { min-width: 0; }
.cap h4 { margin: 0 0 0.2rem; font-size: var(--fs-base); }
.cap p { margin: 0; font-size: var(--fs-sm); color: var(--fg-muted); }

/* Industry cards: compact "what matters / where each module fits" layout */
.ind { gap: 0.6rem; }
.ind__head { display: flex; align-items: center; gap: 0.7rem; }
.ind__head .card__icon { width: 36px; height: 36px; border-radius: 9px; margin: 0; flex: none; }
.ind__head .card__icon .icon { width: 18px; height: 18px; }
.ind__head h3 { margin: 0; font-size: var(--fs-md); }
.ind__desc { margin: 0; font-size: var(--fs-sm); color: var(--fg-muted); }
.ind__label { margin: 0.35rem 0 -0.15rem; font-size: 0.65rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-muted); }
.ind .check-list { gap: 0.3rem; }
.ind .check-list li { font-size: var(--fs-sm); }
.ind__fit { display: grid; grid-template-columns: 1fr; gap: 0.4rem; }
.ind__fit > div { display: grid; grid-template-columns: 82px 1fr; gap: 0.5rem; align-items: start; padding: 0.5rem 0.6rem; border-radius: var(--r-md); background: var(--surface-2); border: 1px solid var(--line); }
.ind__fit strong { display: block; font-size: var(--fs-xs); font-weight: 700; color: var(--blue-400); padding-top: 0.05rem; }
.ind__fit span { display: block; font-size: var(--fs-xs); color: var(--fg-muted); line-height: 1.4; }
:root[data-theme="light"] .ind__fit strong { color: #2B7FFF; }
:root[data-theme="light"] .ind__fit > div { background: #F7F9FC; border-color: #E3E9F2; }

/* Resources: FAQ accordion variant, pointer cards, flow / split / step visuals, readiness checklist */
.acc--faq .acc__head { grid-template-columns: 28px 1fr 20px; }
.acc__q { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; font-size: var(--fs-xs); font-weight: 800; background: linear-gradient(135deg, var(--blue-500), var(--cyan-400)); color: #fff; }
.acc--faq .acc__body { padding-left: 3.4rem; }
.acc--faq .acc__body ul { margin: 0 0 0.5rem; padding-left: 1.1rem; display: grid; gap: 0.35rem; }
.acc--faq .acc__body p { margin: 0 0 0.5rem; }
.acc--faq .acc__body .link-arrow { font-size: var(--fs-sm); }
.pointer-grid { display: grid; grid-template-columns: 1fr; gap: 0.9rem; margin: var(--sp-5) 0; }
@media (min-width: 640px) { .pointer-grid { grid-template-columns: 1fr 1fr; } .pointer-grid--3 { grid-template-columns: repeat(3, 1fr); } }
.pointer { padding: 1rem 1.1rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); border-top: 3px solid var(--blue-500); }
.pointer:nth-child(2) { border-top-color: var(--cyan-400); } .pointer:nth-child(3) { border-top-color: var(--green-500); } .pointer:nth-child(4) { border-top-color: var(--amber-500, #F59E0B); }
.pointer__icon { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; margin-bottom: 0.6rem; background: linear-gradient(135deg, rgba(43,127,255,0.16), rgba(34,211,238,0.16)); color: var(--accent); }
.pointer__icon .icon { width: 18px; height: 18px; }
.article-body .pointer h3 { margin: 0 0 0.45rem; font-size: var(--fs-md); }
.article-body .pointer ul { margin: 0; padding-left: 1.05rem; display: grid; gap: 0.3rem; }
.article-body .pointer li { font-size: var(--fs-sm); color: var(--fg-muted); }
.viz-flow { list-style: none; margin: var(--sp-5) 0; padding: 0; display: grid; grid-template-columns: 1fr; gap: 1.5rem 1.7rem; }
@media (min-width: 720px) { .viz-flow { grid-template-columns: repeat(3, 1fr); } }
.viz-flow__step { position: relative; padding: 0.9rem 1rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); }
.viz-flow__step + .viz-flow__step::before { content: "\2193"; position: absolute; left: 50%; top: -1.35rem; transform: translateX(-50%); font-size: var(--fs-lg); line-height: 1; color: var(--fg-muted); }
@media (min-width: 720px) { .viz-flow__step + .viz-flow__step::before { content: "\2192"; left: -1.35rem; top: 50%; transform: translateY(-50%); } }
.viz-flow__step strong { display: block; font-size: var(--fs-md); margin-bottom: 0.3rem; }
.viz-flow__step span { display: block; font-size: var(--fs-sm); color: var(--fg-muted); line-height: 1.5; }
.viz-flow__step--gap { border-style: dashed; border-color: var(--amber-500, #F59E0B); background: rgba(245,158,11,0.08); }
.viz-flow__step--mes { border-color: var(--blue-500); background: rgba(43,127,255,0.08); }
.viz-split { display: grid; grid-template-columns: 1fr; gap: 0.6rem; margin: var(--sp-5) 0; align-items: stretch; }
@media (min-width: 720px) { .viz-split { grid-template-columns: 1fr auto 1fr; } }
.viz-split__col { padding: 1rem 1.1rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); border-top: 3px solid var(--fg-muted); }
.viz-split__col--mes { border-top-color: var(--blue-500); }
.article-body .viz-split__col h3 { margin: 0 0 0.3rem; font-size: var(--fs-lg); }
.viz-split__ask { font-weight: 600; margin: 0 0 0.6rem; }
.article-body .viz-split__col ul { margin: 0; padding-left: 1.05rem; display: grid; gap: 0.3rem; }
.article-body .viz-split__col li { font-size: var(--fs-sm); color: var(--fg-muted); }
.viz-split__vs { align-self: center; justify-self: center; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: var(--fs-sm); background: var(--surface-2); border: 1px solid var(--line); color: var(--fg-muted); }
.steps { list-style: none; margin: var(--sp-5) 0; padding: 0; display: grid; gap: 0.6rem; counter-reset: step; }
.steps__item { position: relative; padding: 0.9rem 1rem 0.9rem 3.4rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); counter-increment: step; }
.steps__item::before { content: counter(step); position: absolute; left: 0.9rem; top: 0.85rem; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: var(--fs-sm); background: linear-gradient(135deg, var(--blue-500), var(--cyan-400)); color: #fff; }
.steps__item strong { display: block; font-size: var(--fs-md); margin-bottom: 0.25rem; }
.steps__item span { display: block; font-size: var(--fs-sm); color: var(--fg-muted); line-height: 1.55; }
.readiness { list-style: none; margin: var(--sp-4) 0; padding: 0; display: grid; gap: 0.45rem; }
.readiness li { position: relative; padding: 0.6rem 0.9rem 0.6rem 2.6rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); font-size: var(--fs-md); }
.readiness li::before { content: ""; position: absolute; left: 0.9rem; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; border-radius: 5px; border: 2px solid var(--amber-500, #F59E0B); }
:root[data-theme="light"] .pointer, :root[data-theme="light"] .viz-flow__step, :root[data-theme="light"] .viz-split__col, :root[data-theme="light"] .steps__item, :root[data-theme="light"] .readiness li { background: #fff; border-color: #E3E9F2; }
:root[data-theme="light"] .viz-flow__step--gap { background: #FFF7E6; border-color: #F59E0B; }
:root[data-theme="light"] .viz-flow__step--mes { background: #EEF4FF; border-color: #2B7FFF; }
:root[data-theme="light"] .viz-split__vs { background: #F1F5F9; border-color: #DCE3EC; }

/* Capability accordion (solution pages) */
.acc-list { display: grid; gap: 0.5rem; }
.acc { border: 1px solid var(--line); border-radius: var(--r-md); background: var(--surface); }
.acc__head { display: grid; grid-template-columns: 36px 1fr 20px; gap: 0.8rem; align-items: center; padding: 0.7rem 0.9rem; cursor: pointer; list-style: none; font-weight: 600; font-size: var(--fs-base); }
.acc__head::-webkit-details-marker { display: none; }
.acc__head:hover { background: var(--surface-2); }
.acc__icon { width: 36px; height: 36px; border-radius: 9px; display: grid; place-items: center; background: linear-gradient(135deg, rgba(43,127,255,0.16), rgba(34,211,238,0.16)); color: var(--accent); }
.acc__icon .icon { width: 18px; height: 18px; }
.acc__chev { display: grid; place-items: center; color: var(--fg-muted); transition: transform var(--dur) var(--ease); }
.acc__chev .icon { width: 18px; height: 18px; }
.acc[open] .acc__chev { transform: rotate(180deg); }
.acc__body { padding: 0 1rem 0.9rem 3.9rem; font-size: var(--fs-sm); color: var(--fg-muted); line-height: 1.6; }
.acc__body p { margin: 0; }
.acc-toggle { margin-top: var(--sp-3); padding: 0.35rem 0.8rem; border-radius: var(--r-pill); border: 1px solid var(--line); background: transparent; color: var(--fg); font-size: var(--fs-xs); font-weight: 600; cursor: pointer; }
.acc-toggle:hover { border-color: var(--accent); color: var(--accent); }
.card__kicker { margin: 0 0 0.35rem; font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--blue-400); }
:root[data-theme="light"] .card__kicker { color: #2B7FFF; }
:root[data-theme="light"] .acc-toggle { color: var(--ink); border-color: #C3CDDA; }
.section--dark .cap__icon { color: var(--cyan-300); }

/* Value tiles */
.value { padding: 1.25rem; border-radius: var(--r-md); background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--blue-500); }
.value strong { display: block; font-size: var(--fs-base); margin-bottom: 0.25rem; }
.value span { font-size: var(--fs-sm); color: var(--fg-muted); }
.value:nth-child(3n+2) { border-left-color: var(--cyan-400); }
.value:nth-child(3n+3) { border-left-color: var(--green-500); }

/* Stepper */
.stepper { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; position: relative; }
.stepper li { position: relative; padding: 0 0 1.5rem 2.5rem; }
.stepper li::before { content: ""; position: absolute; left: 11px; top: 26px; bottom: -4px; width: 2px; background: linear-gradient(var(--blue-500), var(--cyan-400)); opacity: 0.5; }
.stepper li:last-child::before { display: none; }
.stepper li::after { content: ""; position: absolute; left: 4px; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: var(--bg); border: 3px solid var(--blue-500); box-shadow: 0 0 0 4px rgba(43,127,255,0.12); }
.stepper strong { display: block; font-size: var(--fs-base); }
.stepper span { font-size: var(--fs-sm); color: var(--fg-muted); }

/* Pipeline */
.pipeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; max-width: 560px; margin-inline: auto; }
.pipeline li { position: relative; padding: 0.9rem 1.1rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); display: grid; grid-template-columns: auto 1fr; gap: 0.9rem; align-items: center; margin-bottom: 30px; }
.pipeline li:last-child { margin-bottom: 0; }
.pipeline li:not(:last-child)::after { content: ""; position: absolute; left: 50%; bottom: -30px; width: 2px; height: 30px; background: linear-gradient(var(--blue-500), var(--cyan-400)); }
.pipeline li:not(:last-child)::before { content: ""; position: absolute; left: calc(50% - 4px); bottom: -22px; width: 10px; height: 10px; border-radius: 50%; background: var(--cyan-400); box-shadow: 0 0 0 4px rgba(34,211,238,0.18); }
.pipeline li.pipeline__module { border-color: rgba(92,157,255,0.45); background: rgba(43,127,255,0.12); }
.pipeline strong { font-size: var(--fs-base); }
.pipeline span { font-size: var(--fs-xs); color: var(--fg-muted); display: block; }
.pipeline .icon { color: var(--accent); }
.section--dark .pipeline .icon { color: var(--cyan-300); }

/* Native AI connector band */
.ai-band { position: relative; display: grid; gap: 1.25rem; align-items: start; padding: clamp(1.5rem, 4vw, 2.5rem); border-radius: var(--r-xl); background: var(--surface); border: 1px solid transparent; background-image: linear-gradient(var(--surface), var(--surface)), linear-gradient(135deg, #2B7FFF, #22D3EE, #8B5CF6); background-origin: border-box; background-clip: padding-box, border-box; }
@media (min-width: 760px) { .ai-band { grid-template-columns: 72px 1fr; gap: 1.75rem; } }
.ai-band__icon { width: 72px; height: 72px; border-radius: 18px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, #2B7FFF, #8B5CF6); box-shadow: 0 12px 28px -10px rgba(91,61,245,0.6); }
.ai-band__icon .icon { width: 34px; height: 34px; }
.ai-band h2 { font-size: var(--fs-2xl); margin-bottom: 0.5rem; }
.ai-band p { color: var(--fg-muted); max-width: 70ch; }
.ai-band__note { margin-top: 0.75rem; padding: 0.75rem 1rem; border-radius: var(--r-md); border-left: 4px solid #8B5CF6; background: rgba(139,92,246,0.10); color: var(--fg-2); }
.ai-band__note strong { color: #C4B5FD; }
:root[data-theme="light"] .ai-band__note { background: #F5F3FF; }
:root[data-theme="light"] .ai-band__note strong { color: #5B21B6; }
.ai-band__pills { list-style: none; margin: 1rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.ai-band__pills li { font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.4rem 0.7rem; border-radius: var(--r-pill); border: 1px solid rgba(139,92,246,0.4); background: rgba(139,92,246,0.12); color: #C4B5FD; }
:root[data-theme="light"] .ai-band__pills li { background: #F3F0FF; color: #5B21B6; border-color: #DDD6FE; }
:root[data-theme="light"] .ai-band { background-image: linear-gradient(#fff, #fff), linear-gradient(135deg, #2B7FFF, #22D3EE, #8B5CF6); box-shadow: var(--shadow-md); }
.section--dark .ai-band { background-image: linear-gradient(#10131A, #10131A), linear-gradient(135deg, #2B7FFF, #22D3EE, #8B5CF6); }

/* CTA band */
.cta-band { position: relative; overflow: hidden; color: #fff; background: radial-gradient(800px 400px at 15% 0%, rgba(43,127,255,0.35), transparent 60%), radial-gradient(700px 400px at 90% 100%, rgba(34,211,238,0.2), transparent 60%), linear-gradient(135deg, var(--cta-a), var(--cta-b)); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--r-xl); padding: clamp(1.75rem, 5vw, 4rem); display: grid; gap: var(--sp-5); align-items: center; }
@media (min-width: 900px) { .cta-band { grid-template-columns: minmax(0, 1fr) auto; } .cta-band .actions { justify-content: flex-end; flex-wrap: nowrap; } }
.cta-band h2 { color: #fff; margin-bottom: 0.4rem; }
.cta-band p { color: #C3CFE2; margin: 0; max-width: 52ch; }
.cta-band::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(to right, rgba(148,178,230,0.07) 1px, transparent 1px), linear-gradient(to bottom, rgba(148,178,230,0.07) 1px, transparent 1px); background-size: 40px 40px; mask-image: radial-gradient(ellipse at 80% 50%, black, transparent 70%); -webkit-mask-image: radial-gradient(ellipse at 80% 50%, black, transparent 70%); }
.cta-band > * { position: relative; }

/* Article cards */
.article-card { display: flex; flex-direction: column; gap: 0.6rem; padding: 1.5rem; border-radius: var(--r-lg); border: 1px solid var(--line); background: var(--surface); transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease); }
.article-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.article-card__meta { display: flex; gap: 0.6rem; align-items: center; font-size: var(--fs-xs); color: var(--fg-muted); }
.article-card__cat { font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); }
.article-card h3 { font-size: var(--fs-lg); margin: 0; }
.article-card h3 a { color: inherit; }
.article-card p { font-size: var(--fs-sm); color: var(--fg-muted); margin: 0; }
.article-card .link-arrow { margin-top: auto; padding-top: 0.5rem; }
.article-card--featured { grid-column: 1 / -1; background: linear-gradient(135deg, var(--cta-a), var(--cta-b)); color: #fff; border-color: rgba(255,255,255,0.12); }
.article-card--featured p, .article-card--featured .article-card__meta { color: #C3CFE2; }
.article-card--featured .article-card__cat, .article-card--featured .link-arrow { color: var(--cyan-300); }

/* Long-form article body */
.article-body { max-width: 760px; }
.article-body h2 { font-size: var(--fs-2xl); margin-top: var(--sp-7); }
.article-body h3 { margin-top: var(--sp-6); }
.article-body p, .article-body li { font-size: var(--fs-md); color: var(--fg-2); }
.article-body blockquote { margin: var(--sp-6) 0; padding: 1rem 1.5rem; border-left: 4px solid var(--blue-500); background: var(--bg-soft); border-radius: 0 var(--r-md) var(--r-md) 0; font-size: var(--fs-lg); color: var(--fg); }
.article-body table { width: 100%; }

/* Tables */
.table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; color: var(--fg); }
.table th, .table td { padding: 0.8rem 1rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
.table th { background: var(--surface-2); font-weight: 700; font-size: var(--fs-xs); letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-muted); }
.table tr:last-child td { border-bottom: 0; }
.table--kv th { width: 32%; text-transform: none; letter-spacing: 0; font-size: var(--fs-sm); color: var(--fg-2); }
.table-wrap { overflow-x: auto; border-radius: var(--r-md); -webkit-overflow-scrolling: touch; }

/* Statement panel */
.statement { padding: clamp(1.5rem, 4vw, 2.5rem); border-radius: var(--r-lg); border: 1px solid var(--line); background: var(--surface); border-left: 5px solid var(--blue-500); }
.statement p { font-size: var(--fs-xl); font-weight: 600; letter-spacing: -0.01em; color: var(--fg); max-width: 30ch; margin: 0; }
.section--dark .statement { border-left-color: var(--cyan-400); }

/* Contact info panel */
.info-panel { padding: var(--sp-5); border-radius: var(--r-lg); background: var(--info-bg); border: 1px solid var(--line); color: #fff; display: grid; gap: var(--sp-4); }
.info-panel h3 { color: #fff; }
.info-panel dl { margin: 0; display: grid; gap: 0.9rem; }
.info-panel dt { font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--blue-300); }
.info-panel dd { margin: 0.15rem 0 0; color: #D6E0F0; font-size: var(--fs-sm); }
.info-panel a { color: #fff; font-weight: 600; }

/* Contact: location + email card */
.reach-card { padding: clamp(1.5rem, 4vw, 2.25rem); border-radius: var(--r-xl); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-md); display: grid; gap: 0.6rem; text-align: center; }
.reach-card__label { margin: 0; font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--eyebrow); }
.reach-card__email { font-size: clamp(1.25rem, 1rem + 1.4vw, 1.9rem); font-weight: 800; letter-spacing: -0.02em; color: var(--fg); background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; text-decoration: none !important; overflow-wrap: anywhere; }
.reach-card__email:hover { filter: brightness(1.15); }
.reach-card__note { margin: 0; font-size: var(--fs-sm); color: var(--fg-muted); }
.reach-card__loc { margin: 0.4rem 0 0; display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem; font-size: var(--fs-sm); color: var(--fg-2); }
.reach-card__loc .icon { color: var(--accent); }
:root[data-theme="light"] .reach-card { background: linear-gradient(135deg, #fff, #F3F0FF); }

/* 10. FORMS ------------------------------------------------------------ */
.form { display: grid; gap: 1rem; }
.form__row { display: grid; gap: 1rem; }
@media (min-width: 640px) { .form__row--2 { grid-template-columns: 1fr 1fr; align-items: start; } }
.field label { min-height: 1.4em; }
.field { display: grid; gap: 0.35rem; }
.field label { font-size: var(--fs-sm); font-weight: 600; color: var(--fg-2); }
.field label .req { color: #F87171; margin-left: 0.15rem; }
.field input, .field select, .field textarea { width: 100%; font: inherit; font-size: 16px; color: var(--fg); padding: 0.75rem 0.9rem; border-radius: var(--r-md); border: 1px solid var(--line-strong); background: var(--input-bg); transition: border-color var(--dur), box-shadow var(--dur); }
.field input:not([type="checkbox"]), .field select { height: 48px; }
.field select { appearance: none; -webkit-appearance: none; padding-right: 2.4rem; background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M6 9l6 6 6-6'/></svg>"); background-repeat: no-repeat; background-position: right 0.8rem center; background-size: 16px; cursor: pointer; }
.field select option { color: #0B1220; background: #fff; }
@media (min-width: 640px) { .field input, .field select, .field textarea { font-size: var(--fs-sm); } }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue-500); box-shadow: 0 0 0 4px rgba(43,127,255,0.18); }
.field textarea { min-height: 120px; resize: vertical; }
.field .hint { font-size: var(--fs-xs); color: var(--fg-muted); }
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea { border-color: #EF4444; }
.field .error { font-size: var(--fs-xs); color: var(--err-fg); display: none; }
.field.is-invalid .error { display: block; }
.form__privacy { font-size: var(--fs-xs); color: var(--fg-muted); line-height: 1.5; }
.form__note { font-size: var(--fs-sm); color: var(--fg-muted); margin: 0 0 var(--sp-4); }
.form__status { display: none; padding: 0.9rem 1rem; border-radius: var(--r-md); font-size: var(--fs-sm); }
.form__status--ok { display: block; background: rgba(34,197,94,0.14); color: var(--ok-fg); border: 1px solid rgba(34,197,94,0.35); }
.form__status--error { display: block; background: rgba(220,38,38,0.12); color: var(--err-fg); border: 1px solid rgba(220,38,38,0.35); }
.form__status--info { display: block; background: rgba(43,127,255,0.12); color: var(--info-fg); border: 1px solid rgba(43,127,255,0.3); }
.form__status a { color: inherit; text-decoration: underline; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.form-card { padding: clamp(1.25rem, 4vw, 2.5rem); border-radius: var(--r-xl); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow-lg); }

/* 11. FOOTER ----------------------------------------------------------- */
ct-footer { display: block; }
.footer { background: var(--footer-bg); color: #B4C1D6; border-top: 1px solid rgba(255,255,255,0.08); padding-block: var(--sp-8) var(--sp-6); font-size: var(--fs-sm); }
.footer__grid { display: grid; gap: var(--sp-6); }
@media (min-width: 720px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .footer__grid { grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr; } }
.footer__brand { display: inline-flex; align-items: center; text-decoration: none !important; margin-bottom: var(--sp-4); }
.footer__brand .brand-logo { height: 56px; width: 89px; display: block; }
.footer__legal-name { color: #fff; font-weight: 600; margin: 0 0 0.2rem; }
.footer__cin { margin: 0 0 var(--sp-3); font-size: var(--fs-xs); color: #93A3BC; letter-spacing: 0.02em; }
.footer h4 { color: #fff; font-size: var(--fs-xs); letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: var(--sp-4); }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; }
.footer a { color: #B4C1D6; }
.footer a:hover { color: #fff; }
.footer__desc { max-width: 40ch; color: #93A3BC; }
.footer__contact { margin-top: var(--sp-4); display: grid; gap: 0.35rem; color: #93A3BC; }
.footer__contact a { color: #fff; font-weight: 600; }
.footer__social { display: inline-flex; align-items: center; gap: 0.35rem; }
.footer__social .icon { width: 1.1em; height: 1.1em; }
.reach-card__social { justify-self: center; margin-top: 0.25rem; }
.footer__bottom { margin-top: var(--sp-7); padding-top: var(--sp-5); border-top: 1px solid rgba(255,255,255,0.08); display: flex; flex-wrap: wrap; gap: var(--sp-4); justify-content: space-between; font-size: var(--fs-xs); color: #7F90AB; }
.footer__bottom ul { display: flex; gap: 1rem; }
.footer .verify { font-size: 0.75em; }
.footer__eco { display: inline-flex; align-items: center; gap: 0.4rem; color: var(--green-400); font-weight: 600; }
.footer__eco .icon { width: 1em; height: 1em; }

/* =====================================================================
   LIGHT THEME COLOUR PASS (sustainable mode OFF): every surface white or
   a soft tint; dark type. Layout and components identical to dark mode.
   ===================================================================== */
:root[data-theme="light"] {
  --bg-deep: #EEF3FB;
  --footer-bg: #F3F6FB;
  --nav-bg: rgba(255,255,255,0.86); --nav-bg-scrolled: rgba(255,255,255,0.96);
  --drawer-bg: #FFFFFF; --menu-bg: #FFFFFF;
  --hero-a: #F7FAFF; --hero-b: #EDF3FD;
  --cta-a: #E8F0FF; --cta-b: #DDF4FF;
  --info-bg: #FFFFFF;
}
.brand-logo { color: #fff; }
:root[data-theme="light"] .brand-logo { color: #1A1A1A; }

/* Header, drawer, mobile bar */
:root[data-theme="light"] .nav { color: var(--ink); border-bottom-color: var(--blue-500); box-shadow: 0 1px 0 rgba(11,18,32,0.04); }
:root[data-theme="light"] .nav--scrolled { box-shadow: 0 8px 30px -14px rgba(11,18,32,0.18); }
:root[data-theme="light"] .nav__link { color: #334155; }
:root[data-theme="light"] .nav__link:hover, :root[data-theme="light"] .nav__link[aria-expanded="true"] { color: var(--ink); background: #EEF2F7; }
:root[data-theme="light"] .nav__link[aria-current="page"], :root[data-theme="light"] .nav__item--active > .nav__link { color: #2B7FFF; }
:root[data-theme="light"] .nav__item--active::after { background: #BFDBFE; }
:root[data-theme="light"] .nav__menu .mega__item--current { box-shadow: inset 3px 0 0 #2B7FFF; }
:root[data-theme="light"] .nav__menu .mega__item--current .mega__text strong { color: #2B7FFF; }
:root[data-theme="light"] .nav__menu .mega__item--current .mega__text strong::after { color: #fff; background: #2B7FFF; }
:root[data-theme="light"] .nav__toggle { background: #F1F5F9; border-color: #DCE3EC; color: var(--ink); }
:root[data-theme="light"] .nav .btn--ghost, :root[data-theme="light"] .nav__drawer .btn--ghost, :root[data-theme="light"] .mobile-cta .btn--ghost { color: var(--ink); border-color: #C3CDDA; background: #fff; }
:root[data-theme="light"] .nav .btn--ghost:hover { border-color: var(--ink); background: #F7F9FC; }
:root[data-theme="light"] .theme-toggle { color: var(--ink); border-color: #DCE3EC; background: #F7F9FC; }
:root[data-theme="light"] .theme-toggle:hover { background: #EEF2F7; border-color: #C3CDDA; }
:root[data-theme="light"] .theme-toggle[aria-pressed="false"] .theme-toggle__switch { background: #C3CDDA; }
:root[data-theme="light"] .theme-toggle[aria-pressed="false"] .theme-toggle__state, :root[data-theme="light"] .theme-toggle[aria-pressed="false"] .icon { color: #64748B; }
:root[data-theme="light"] .nav__drawer { color: var(--ink); border-top: 1px solid #E3E9F2; }
:root[data-theme="light"] .nav__drawer > ul > li { border-bottom-color: #E3E9F2; }
:root[data-theme="light"] .nav__drawer > ul a, :root[data-theme="light"] .nav__drawer button.nav__drawer-group { color: var(--ink); }
:root[data-theme="light"] .nav__drawer ul ul a { color: #334155; }
:root[data-theme="light"] .theme-note, :root[data-theme="light"] .nav__drawer-contact { color: #475569; }
:root[data-theme="light"] .nav__drawer-contact a { color: var(--blue-500); }
:root[data-theme="light"] .mobile-cta { border-top-color: #E3E9F2; }
:root[data-theme="light"] .mega__promo { color: var(--ink); border-color: #D7E0EE; background: radial-gradient(420px 220px at 90% 0%, rgba(43,127,255,0.18), transparent 60%), linear-gradient(160deg, #EEF4FF, #E3F6FF); }
:root[data-theme="light"] .mega__eyebrow { color: #0E7490; }
:root[data-theme="light"] .mega__chain li { background: #fff; color: #334155; border: 1px solid #D7E0EE; }
:root[data-theme="light"] .mega__chain li + li::before { color: var(--blue-500); }
:root[data-theme="light"] .mega__all { color: #334155; }

/* Hero + page hero */
:root[data-theme="light"] .hero, :root[data-theme="light"] .page-hero { color: var(--ink); background: radial-gradient(1200px 600px at 85% -10%, rgba(43,127,255,0.16), transparent 60%), radial-gradient(800px 500px at -10% 110%, rgba(34,211,238,0.14), transparent 60%), linear-gradient(180deg, var(--hero-a), var(--hero-b)); }
:root[data-theme="light"] .hero::before, :root[data-theme="light"] .page-hero::before { background-image: linear-gradient(to right, rgba(43,127,255,0.08) 1px, transparent 1px), linear-gradient(to bottom, rgba(43,127,255,0.08) 1px, transparent 1px); }
:root[data-theme="light"] .hero__copy h1, :root[data-theme="light"] .page-hero h1 { color: var(--ink); }
:root[data-theme="light"] .hero__copy .lead, :root[data-theme="light"] .page-hero .lead { color: #475569; }
:root[data-theme="light"] .hero__copy .eyebrow, :root[data-theme="light"] .page-hero .eyebrow, :root[data-theme="light"] .page-hero__aside h3 { color: var(--blue-500); }
:root[data-theme="light"] .hero__chips li { color: #334155; border-color: #D7E0EE; background: #fff; }
:root[data-theme="light"] .hero .btn--ghost, :root[data-theme="light"] .page-hero .btn--ghost { color: var(--ink); border-color: #C3CDDA; background: #fff; }
:root[data-theme="light"] .hero .btn--ghost:hover, :root[data-theme="light"] .page-hero .btn--ghost:hover { border-color: var(--ink); background: #F7F9FC; }
:root[data-theme="light"] .page-hero__aside { background: #fff; border-color: #D7E0EE; box-shadow: var(--shadow-md); }
:root[data-theme="light"] .page-hero__aside li { color: #334155; }
:root[data-theme="light"] .page-hero__aside li .icon { color: var(--green-500); }
:root[data-theme="light"] .breadcrumb { color: #64748B; }
:root[data-theme="light"] .breadcrumb a { color: #334155; }
:root[data-theme="light"] .hero__visual svg { filter: drop-shadow(0 24px 48px rgba(43,127,255,0.18)); }
:root[data-theme="light"] .eco-node { fill: #FFFFFF; stroke: rgba(43,127,255,0.45); }
:root[data-theme="light"] .eco-node--hub { fill: #EEF4FF; stroke: rgba(14,116,144,0.6); }
:root[data-theme="light"] .eco-label { fill: #0B1220; }
:root[data-theme="light"] .eco-sub { fill: #64748B; }
:root[data-theme="light"] .eco-link { stroke: rgba(43,127,255,0.35); }
:root[data-theme="light"] :root[data-theme="light"] .eco-ring { stroke: rgba(14,116,144,0.28); }
:root[data-theme="light"] .eco-dot { fill: #0E7490; }

/* "Dark" feature sections become soft-blue tinted, dark type */
:root[data-theme="light"] .section--dark { --bg: var(--bg-deep); --bg-soft: var(--bg-deep); --fg: var(--ink); --fg-2: #334155; --fg-muted: #475569; --line: #D7E0EE; --line-strong: #C3CDDA; --surface: #FFFFFF; --surface-2: #E8EFFA; --link: var(--blue-500); --eyebrow: var(--blue-500); --verify-fg: #92400E; }
:root[data-theme="light"] .section--dark .card { box-shadow: var(--shadow-sm); }
:root[data-theme="light"] .section--dark .card:hover { box-shadow: var(--shadow-md); }
:root[data-theme="light"] .section--dark .card__icon, :root[data-theme="light"] .section--dark .cap__icon, :root[data-theme="light"] .section--dark .pipeline .icon { color: var(--blue-500); }
:root[data-theme="light"] .section--dark .btn--outline, :root[data-theme="light"] .section--dark .btn--ghost { color: var(--ink); border-color: #C3CDDA; background: #fff; }
:root[data-theme="light"] .section--dark .btn--outline:hover, :root[data-theme="light"] .section--dark .btn--ghost:hover { border-color: var(--ink); background: #F7F9FC; }
:root[data-theme="light"] .section--dark .statement { border-left-color: var(--blue-500); }
:root[data-theme="light"] .backbone__stage { background: #fff; border-color: #D7E0EE; }
:root[data-theme="light"] .backbone__stage small { color: #64748B; }
:root[data-theme="light"] .badge { background: rgba(43,127,255,0.1); color: #1F5FD6; border-color: rgba(43,127,255,0.25); }
:root[data-theme="light"] .badge--green { background: rgba(34,197,94,0.12); color: #15803D; border-color: rgba(34,197,94,0.3); }
:root[data-theme="light"] .badge--cyan { background: rgba(34,211,238,0.14); color: #0E7490; border-color: rgba(34,211,238,0.35); }
:root[data-theme="light"] .badge--neutral { background: #EEF2F7; color: #475569; border-color: #DCE3EC; }
:root[data-theme="light"] .check-list .icon { color: var(--green-500); }

/* CTA band, featured article, contact panel, footer */
:root[data-theme="light"] .cta-band { color: var(--ink); border-color: #D7E0EE; background: radial-gradient(800px 400px at 15% 0%, rgba(43,127,255,0.22), transparent 60%), radial-gradient(700px 400px at 90% 100%, rgba(34,211,238,0.22), transparent 60%), linear-gradient(135deg, var(--cta-a), var(--cta-b)); }
:root[data-theme="light"] .cta-band h2 { color: var(--ink); }
:root[data-theme="light"] .cta-band p { color: #475569; }
:root[data-theme="light"] .cta-band::before { background-image: linear-gradient(to right, rgba(43,127,255,0.08) 1px, transparent 1px), linear-gradient(to bottom, rgba(43,127,255,0.08) 1px, transparent 1px); }
:root[data-theme="light"] .cta-band .btn--ghost { color: var(--ink); border-color: #C3CDDA; background: #fff; }
:root[data-theme="light"] .article-card--featured { color: var(--ink); border-color: #D7E0EE; background: linear-gradient(135deg, #EEF4FF, #E3F6FF); }
:root[data-theme="light"] .article-card--featured p, :root[data-theme="light"] .article-card--featured .article-card__meta { color: #475569; }
:root[data-theme="light"] .article-card--featured .article-card__cat, :root[data-theme="light"] .article-card--featured .link-arrow { color: #0E7490; }
:root[data-theme="light"] .info-panel { color: var(--ink); border-color: #D7E0EE; box-shadow: var(--shadow-sm); }
:root[data-theme="light"] .info-panel h3 { color: var(--ink); }
:root[data-theme="light"] .info-panel dt { color: var(--blue-500); }
:root[data-theme="light"] .info-panel dd { color: #334155; }
:root[data-theme="light"] .info-panel a { color: var(--blue-500); }
:root[data-theme="light"] .footer { color: #475569; border-top-color: #E3E9F2; }
:root[data-theme="light"] .footer h4, :root[data-theme="light"] .footer__legal-name { color: var(--ink); }
:root[data-theme="light"] .footer a { color: #334155; }
:root[data-theme="light"] .footer a:hover { color: var(--blue-500); }
:root[data-theme="light"] .footer__desc, :root[data-theme="light"] .footer__contact, :root[data-theme="light"] .footer__cin { color: #475569; }
:root[data-theme="light"] .footer__contact a { color: var(--blue-500); }
:root[data-theme="light"] .footer__bottom { border-top-color: #E3E9F2; color: #64748B; }
:root[data-theme="light"] .footer__eco { color: #15803D; }
:root[data-theme="light"] .skip-link { background: var(--ink); }

/* =====================================================================
   COLOURFUL LIGHT THEME (sustainable mode OFF). Vivid gradients, colour-
   cycled icon tiles and accents. Layout untouched.
   ===================================================================== */
:root[data-theme="light"] {
  --bg-soft: #F2F7FF;
  --bg-deep: #F3F1FF;
  --hero-a: #F6F8FF; --hero-b: #EAF1FF;
  --cta-a: #2B7FFF; --cta-b: #7C3AED;
  --accent: #1F5FD6;
}
:root[data-theme="light"] .btn--primary { background: linear-gradient(135deg, #2B7FFF, #5B3DF5); box-shadow: 0 8px 22px -8px rgba(59,80,255,0.65); }
:root[data-theme="light"] .btn--primary:hover { background: linear-gradient(135deg, #1F6FEB, #4C2FE0); }

/* Hero: layered colour glows */
:root[data-theme="light"] .hero { background: radial-gradient(900px 520px at 82% -8%, rgba(43,127,255,0.34), transparent 60%), radial-gradient(760px 520px at -6% 100%, rgba(124,58,237,0.22), transparent 62%), radial-gradient(640px 420px at 62% 112%, rgba(34,211,238,0.30), transparent 60%), radial-gradient(500px 360px at 30% -10%, rgba(34,197,94,0.14), transparent 60%), linear-gradient(180deg, var(--hero-a), var(--hero-b)); }
:root[data-theme="light"] .page-hero { background: radial-gradient(900px 420px at 88% 0%, rgba(43,127,255,0.30), transparent 60%), radial-gradient(620px 420px at 0% 100%, rgba(124,58,237,0.18), transparent 60%), radial-gradient(520px 320px at 55% 110%, rgba(34,211,238,0.24), transparent 60%), linear-gradient(180deg, var(--hero-a), var(--hero-b)); }
:root[data-theme="light"] .hero__copy h1, :root[data-theme="light"] .page-hero h1 { color: #0B1F4D; }
:root[data-theme="light"] .hero__chips li { color: #fff; border-color: transparent; }
:root[data-theme="light"] .hero__chips li:nth-child(1) { background: linear-gradient(135deg, #2B7FFF, #1D5FD0); }
:root[data-theme="light"] .hero__chips li:nth-child(2) { background: linear-gradient(135deg, #22C55E, #15803D); }
:root[data-theme="light"] .hero__chips li:nth-child(3) { background: linear-gradient(135deg, #F59E0B, #C2410C); }
:root[data-theme="light"] .hero__chips li:nth-child(4) { background: linear-gradient(135deg, #22D3EE, #0E7490); }
:root[data-theme="light"] .hero__chips li:nth-child(5) { background: linear-gradient(135deg, #8B5CF6, #5B21B6); }
:root[data-theme="light"] .eco-node { fill: #FFFFFF; stroke: rgba(91,61,245,0.45); }
:root[data-theme="light"] .eco-node--hub { fill: #EEF0FF; stroke: rgba(124,58,237,0.6); }
:root[data-theme="light"] .eco-link { stroke: rgba(91,61,245,0.35); }

/* Feature sections: soft multi-colour gradient panels */
:root[data-theme="light"] .section--dark { background: linear-gradient(135deg, #EEF2FF 0%, #E8F4FF 45%, #EAFBF1 100%); }
:root[data-theme="light"] .section--soft { background: linear-gradient(180deg, #F2F7FF, #F6F3FF); }

/* Colour-cycled icon tiles and card accents */
:root[data-theme="light"] .card__icon, :root[data-theme="light"] .cap__icon, :root[data-theme="light"] .acc__icon, :root[data-theme="light"] .section--dark .card__icon, :root[data-theme="light"] .section--dark .cap__icon { color: #fff; background: linear-gradient(135deg, #2B7FFF, #1D5FD0); box-shadow: 0 8px 18px -8px rgba(43,127,255,0.6); }
:root[data-theme="light"] .grid > :nth-child(5n+2) .card__icon, :root[data-theme="light"] .grid > :nth-child(5n+2).cap .cap__icon { background: linear-gradient(135deg, #22C55E, #15803D); box-shadow: 0 8px 18px -8px rgba(34,197,94,0.6); }
:root[data-theme="light"] .grid > :nth-child(5n+3) .card__icon, :root[data-theme="light"] .grid > :nth-child(5n+3).cap .cap__icon { background: linear-gradient(135deg, #F59E0B, #C2410C); box-shadow: 0 8px 18px -8px rgba(245,158,11,0.6); }
:root[data-theme="light"] .grid > :nth-child(5n+4) .card__icon, :root[data-theme="light"] .grid > :nth-child(5n+4).cap .cap__icon { background: linear-gradient(135deg, #22D3EE, #0E7490); box-shadow: 0 8px 18px -8px rgba(34,211,238,0.6); }
:root[data-theme="light"] .grid > :nth-child(5n+5) .card__icon, :root[data-theme="light"] .grid > :nth-child(5n+5).cap .cap__icon { background: linear-gradient(135deg, #8B5CF6, #5B21B6); box-shadow: 0 8px 18px -8px rgba(139,92,246,0.6); }
:root[data-theme="light"] .grid > .card { border-top: 3px solid #2B7FFF; }
:root[data-theme="light"] .grid > .card:nth-child(5n+2) { border-top-color: #22C55E; }
:root[data-theme="light"] .grid > .card:nth-child(5n+3) { border-top-color: #F59E0B; }
:root[data-theme="light"] .grid > .card:nth-child(5n+4) { border-top-color: #22D3EE; }
:root[data-theme="light"] .grid > .card:nth-child(5n+5) { border-top-color: #8B5CF6; }
:root[data-theme="light"] .card__num { color: #5B3DF5; }
:root[data-theme="light"] .flow__step { border-top: 3px solid #2B7FFF; }
:root[data-theme="light"] .flow__step:nth-child(5n+2) { border-top-color: #22C55E; }
:root[data-theme="light"] .flow__step:nth-child(5n+3) { border-top-color: #F59E0B; }
:root[data-theme="light"] .flow__step:nth-child(5n+4) { border-top-color: #22D3EE; }
:root[data-theme="light"] .flow__step:nth-child(5n+5) { border-top-color: #8B5CF6; }
:root[data-theme="light"] .backbone__stage { border-top: 3px solid #2B7FFF; }
:root[data-theme="light"] .backbone__stage:nth-child(2) { border-top-color: #22D3EE; }
:root[data-theme="light"] .backbone__stage:nth-child(3) { border-top-color: #2B7FFF; }
:root[data-theme="light"] .backbone__stage:nth-child(4) { border-top-color: #22C55E; }
:root[data-theme="light"] .backbone__stage:nth-child(5) { border-top-color: #F59E0B; }
:root[data-theme="light"] .backbone__stage:nth-child(6) { border-top-color: #8B5CF6; }
:root[data-theme="light"] .pipeline li.pipeline__module { background: linear-gradient(135deg, #EEF4FF, #F3F0FF); border-color: rgba(91,61,245,0.35); }
:root[data-theme="light"] .cs__arrow { color: #5B3DF5; }
:root[data-theme="light"] .statement { border-left-color: #5B3DF5; background: linear-gradient(135deg, #fff, #F6F3FF); }
:root[data-theme="light"] .eyebrow::before { background: linear-gradient(90deg, #2B7FFF, #8B5CF6, #22D3EE); }

/* CTA band + featured article: vivid gradient with white type */
:root[data-theme="light"] .cta-band { color: #fff; border-color: transparent; background: radial-gradient(700px 360px at 90% 100%, rgba(34,211,238,0.45), transparent 60%), radial-gradient(600px 320px at 10% 0%, rgba(255,255,255,0.18), transparent 60%), linear-gradient(135deg, var(--cta-a), var(--cta-b)); box-shadow: 0 24px 48px -20px rgba(91,61,245,0.55); }
:root[data-theme="light"] .cta-band h2 { color: #fff; }
:root[data-theme="light"] .cta-band p { color: rgba(255,255,255,0.86); }
:root[data-theme="light"] .cta-band::before { background-image: linear-gradient(to right, rgba(255,255,255,0.12) 1px, transparent 1px), linear-gradient(to bottom, rgba(255,255,255,0.12) 1px, transparent 1px); }
:root[data-theme="light"] .cta-band .btn--primary { background: #fff; color: #3B2FD0; box-shadow: 0 10px 24px -10px rgba(0,0,0,0.35); }
:root[data-theme="light"] .cta-band .btn--primary:hover { background: #F3F0FF; }
:root[data-theme="light"] .cta-band .btn--ghost { color: #fff; border-color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.1); }
:root[data-theme="light"] .article-card--featured { color: #fff; border-color: transparent; background: linear-gradient(135deg, #2B7FFF, #7C3AED); }
:root[data-theme="light"] .article-card--featured h3 a { color: #fff; }
:root[data-theme="light"] .article-card--featured p, :root[data-theme="light"] .article-card--featured .article-card__meta { color: rgba(255,255,255,0.85); }
:root[data-theme="light"] .article-card--featured .article-card__cat, :root[data-theme="light"] .article-card--featured .link-arrow { color: #C7F9FF; }
:root[data-theme="light"] .mega__promo { color: #fff; border-color: transparent; background: radial-gradient(420px 220px at 90% 0%, rgba(34,211,238,0.45), transparent 60%), linear-gradient(160deg, #2B7FFF, #7C3AED); }
:root[data-theme="light"] .mega__eyebrow { color: #C7F9FF; }
:root[data-theme="light"] .mega__chain li { background: rgba(255,255,255,0.14); color: #fff; border-color: rgba(255,255,255,0.25); }
:root[data-theme="light"] .mega__chain li + li::before { color: #C7F9FF; }
:root[data-theme="light"] .mega__all { color: rgba(255,255,255,0.85); }
:root[data-theme="light"] .mega__promo .btn--primary { background: #fff; color: #3B2FD0; }

/* Footer: light with a colour rule on top */
:root[data-theme="light"] .footer { border-top: 4px solid; border-image: linear-gradient(90deg, #2B7FFF, #22D3EE, #22C55E, #F59E0B, #8B5CF6) 1; }
:root[data-theme="light"] .footer__eco { color: #15803D; }

/* ---------- Splash screen (first page view of a session) ---------- */
.splash { position: fixed; inset: 0; z-index: 2000; display: grid; place-items: center; background: radial-gradient(900px 600px at 70% 20%, rgba(43,127,255,0.35), transparent 60%), radial-gradient(700px 500px at 20% 90%, rgba(34,211,238,0.25), transparent 60%), #070709; color: #fff; transition: opacity 600ms var(--ease), visibility 600ms; }
:root[data-theme="light"] .splash { background: radial-gradient(900px 600px at 70% 20%, rgba(43,127,255,0.35), transparent 60%), radial-gradient(700px 500px at 20% 90%, rgba(124,58,237,0.25), transparent 60%), #F4F7FF; color: #0B1F4D; }
.splash--out { opacity: 0; visibility: hidden; pointer-events: none; }
.splash__inner { text-align: center; display: grid; gap: 0.9rem; justify-items: center; padding: 0 var(--gutter); animation: splash-in 700ms var(--ease) both; }
.splash .brand-logo { height: 72px; width: 114px; color: #fff; filter: drop-shadow(0 20px 40px rgba(43,127,255,0.35)); }
.splash__mark { width: 72px; height: auto; margin-bottom: 0.3rem; filter: drop-shadow(0 14px 28px rgba(43,127,255,0.35)); }
:root[data-theme="light"] .splash .brand-logo { color: #1A1A1A; }
.splash__tag { font-size: var(--fs-sm); font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--cyan-300); }
:root[data-theme="light"] .splash__tag { color: #1F5FD6; }
.splash__title { font-size: var(--fs-2xl); font-weight: 800; letter-spacing: -0.02em; max-width: 26ch; line-height: 1.2; color: #fff; }
:root[data-theme="light"] .splash__title { color: #0B1F4D; }
.splash__hl { background: linear-gradient(90deg, #3B8BFF 0%, #22D3EE 35%, #4ADE80 65%, #A78BFA 100%); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; animation: splash-hue 3s ease-in-out infinite alternate; }
@keyframes splash-hue { from { background-position: 0% 50%; } to { background-position: 100% 50%; } }
.splash__skip { margin-top: 0.5rem; background: none; border: 1px solid rgba(255,255,255,0.3); color: inherit; padding: 0.5rem 1rem; border-radius: var(--r-pill); font-size: var(--fs-xs); font-weight: 600; cursor: pointer; opacity: 0.8; }
.splash__skip:hover { opacity: 1; }
:root[data-theme="light"] .splash__skip { border-color: #C3CDDA; }
.splash__bar { width: 180px; height: 3px; border-radius: 3px; background: rgba(127,144,171,0.25); overflow: hidden; }
.splash__bar::after { content: ""; display: block; height: 100%; width: 40%; border-radius: 3px; background: linear-gradient(90deg, var(--blue-500), var(--cyan-400)); animation: splash-bar 1.2s ease-in-out infinite; }
/* Splash headline: "Digitize. Connect. Optimize." rises in one word at a time, each in its own hue, then a gradient rule sweeps in */
.splash__words { display: flex; flex-wrap: wrap; justify-content: center; gap: 0 0.32em; max-width: none; font-size: clamp(1.7rem, 5.2vw, 2.75rem); line-height: 1.15; letter-spacing: -0.02em; }
.splash__word { display: inline-block; opacity: 0; transform: translateY(0.55em); animation: splash-word 620ms var(--ease) forwards; }
.splash__word--1 { color: #3B8BFF; animation-delay: 0.45s; }
.splash__word--2 { color: #22D3EE; animation-delay: 0.8s; }
.splash__word--3 { color: #A78BFA; animation-delay: 1.15s; }
:root[data-theme="light"] .splash__word--1 { color: #2B7FFF; }
:root[data-theme="light"] .splash__word--2 { color: #0891B2; }
:root[data-theme="light"] .splash__word--3 { color: #7C3AED; }
.splash__rule { display: block; width: 0; height: 3px; border-radius: 3px; background: linear-gradient(90deg, #3B8BFF, #22D3EE, #A78BFA); animation: splash-rule 700ms var(--ease) 1.7s forwards; }
@keyframes splash-word { from { opacity: 0; transform: translateY(0.55em); } to { opacity: 1; transform: none; } }
@keyframes splash-rule { from { width: 0; opacity: 0; } to { width: 200px; opacity: 1; } }
/* Splash "Loading" label: three dots beat in a lub-dub rhythm (two quick beats, then a rest), travelling left to right */
.splash__loading { display: inline-flex; align-items: center; gap: 0.35rem; margin: 0.2rem 0 0; font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase; color: rgba(255,255,255,0.55); opacity: 0; animation: splash-word 500ms var(--ease) 0.45s forwards; }
:root[data-theme="light"] .splash__loading { color: #64748B; }
.splash__dots { display: inline-flex; align-items: center; gap: 0.3rem; margin-left: 0.1rem; }
.splash__dots i { display: block; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan-400); transform-origin: center; animation: splash-beat 1.2s ease-in-out infinite; box-shadow: 0 0 0 0 rgba(34,211,238,0.5); }
.splash__dots i:nth-child(2) { animation-delay: 0.14s; }
.splash__dots i:nth-child(3) { animation-delay: 0.28s; }
:root[data-theme="light"] .splash__dots i { background: #0891B2; }
@keyframes splash-beat {
  0%   { transform: scale(1);   opacity: 0.55; box-shadow: 0 0 0 0 rgba(34,211,238,0.45); }
  14%  { transform: scale(1.6); opacity: 1;    box-shadow: 0 0 0 4px rgba(34,211,238,0.18); }
  26%  { transform: scale(1);   opacity: 0.7;  box-shadow: 0 0 0 0 rgba(34,211,238,0); }
  38%  { transform: scale(1.35); opacity: 1;   box-shadow: 0 0 0 3px rgba(34,211,238,0.14); }
  50%  { transform: scale(1);   opacity: 0.55; box-shadow: 0 0 0 0 rgba(34,211,238,0); }
  100% { transform: scale(1);   opacity: 0.55; box-shadow: 0 0 0 0 rgba(34,211,238,0); }
}
@keyframes splash-in { from { opacity: 0; transform: translateY(10px) scale(0.98); } to { opacity: 1; transform: none; } }
@keyframes splash-bar { 0% { transform: translateX(-100%); } 100% { transform: translateX(350%); } }
html.splash-pending ct-navbar, html.splash-pending main, html.splash-pending ct-footer, html.splash-pending .consent { visibility: hidden; }

/* 12. COOKIE CONSENT DIALOG (Cookiebot-style) ---------------------------- */
.ck-backdrop { position: fixed; inset: 0; z-index: 1950; background: rgba(4,6,12,0.55); backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px); display: grid; place-items: center; padding: var(--gutter); animation: ck-fade 200ms var(--ease); }
body.ck-open { overflow: hidden; }
.ck { width: min(720px, 100%); max-height: min(88vh, 720px); display: flex; flex-direction: column; border-radius: var(--r-lg); background: var(--menu-bg); color: var(--fg); border: 1px solid var(--line-strong); box-shadow: var(--shadow-lg); overflow: hidden; animation: ck-in 260ms var(--ease); }
.ck__tabs { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
.ck__tab { background: none; border: 0; padding: 0.9rem 0.5rem; font-size: var(--fs-sm); font-weight: 600; color: var(--fg-muted); cursor: pointer; border-bottom: 2px solid transparent; }
.ck__tab.is-active { color: var(--fg); border-bottom-color: var(--accent); }
.ck__panel { display: none; padding: 1.25rem clamp(1rem, 3vw, 1.75rem); overflow: auto; font-size: var(--fs-sm); color: var(--fg-2); flex: 1 1 auto; }
.ck__panel.is-active { display: block; }
.ck__panel h3 { font-size: var(--fs-lg); margin: 0 0 0.5rem; color: var(--fg); }
.ck__panel p { margin: 0 0 0.75rem; line-height: 1.55; }
.ck__toggles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; margin-top: 1rem; }
.ck__toggle { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; padding: 0.75rem 0.5rem; border-radius: var(--r-md); border: 1px solid var(--line); background: var(--surface); font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.04em; cursor: pointer; }
.ck__toggle input { position: absolute; opacity: 0; width: 0; height: 0; }
.ck__switch { position: relative; width: 38px; height: 22px; border-radius: 999px; background: var(--line-strong); transition: background var(--dur); }
.ck__switch::after { content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: left var(--dur) var(--ease); }
.ck__toggle input:checked + .ck__switch { background: var(--green-500); }
.ck__toggle input:checked + .ck__switch::after { left: 19px; }
.ck__toggle--locked { cursor: default; opacity: 0.85; }
.ck__toggle input:focus-visible + .ck__switch { outline: 3px solid var(--cyan-400); outline-offset: 2px; }
.ck__group { margin-bottom: 1rem; }
.ck__group h4 { font-size: var(--fs-sm); margin: 0 0 0.4rem; color: var(--fg); }
.ck__group h4 span { color: var(--fg-muted); font-weight: 500; }
.ck__row { display: grid; grid-template-columns: 1fr; gap: 0.15rem; padding: 0.55rem 0; border-top: 1px solid var(--line); font-size: var(--fs-xs); }
.ck__row strong { color: var(--fg); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-weight: 600; }
.ck__row em { font-style: normal; color: var(--fg-muted); }
@media (min-width: 640px) { .ck__row { grid-template-columns: 150px 1fr 170px; gap: 0.75rem; } }
.ck__actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; padding: 0.9rem clamp(1rem, 3vw, 1.75rem); border-top: 1px solid var(--line); background: var(--surface); }
.ck__actions .btn { width: 100%; padding-inline: 0.5rem; }
@media (max-width: 479px) { .ck__actions, .ck__toggles { grid-template-columns: 1fr; } }
@keyframes ck-fade { from { opacity: 0; } }
@keyframes ck-in { from { opacity: 0; transform: translateY(12px) scale(0.98); } }
html.splash-pending .ck-backdrop { visibility: hidden; }

/* 13. MOTION / ACCESSIBILITY / PRINT ---------------------------------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 90ms; }
.reveal[data-delay="2"] { transition-delay: 180ms; }
.reveal[data-delay="3"] { transition-delay: 270ms; }
.reveal[data-delay="4"] { transition-delay: 360ms; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}
@media print {
  ct-navbar, .mobile-cta, .cta-band, .nav__drawer, .ck-backdrop, .splash { display: none !important; }
  body { padding-bottom: 0; color: #000; background: #fff; }
  .section, .section--dark, .page-hero, .hero { background: #fff !important; color: #000 !important; }
  a::after { content: " (" attr(href) ")"; font-size: 0.8em; }
}
