/*!
 * THANOL COMPANY LIMITED — Design System v3.0
 * Palette derived from the THANOL logo: royal #2154DE · azure #5A90DB · sky #82A2F1
 * Mixed theme: deep-navy feature sections + luminous light content sections.
 * Space Grotesk (display) · Inter (body)
 */

/* ═══════════════════════ TOKENS ═══════════════════════ */
:root {
  /* Navy scale (dark sections) */
  --c-navy-950: #04081A;
  --c-navy-900: #060B1E;
  --c-navy-800: #0A1330;
  --c-navy-700: #101B42;
  --c-navy-600: #182658;

  /* Logo blues */
  --c-royal:    #2154DE;
  --c-blue:     #5A90DB;
  --c-sky:      #82A2F1;
  --c-ice:      #D6E3F6;

  /* Light sections */
  --c-bg:         #F6F9FF;
  --c-bg-alt:     #EDF2FC;
  --c-surface:    #FFFFFF;
  --c-text:       #0B1230;
  --c-text-muted: #576282;
  --c-text-light: #8B94B0;
  --c-border:     #E1E8F7;
  --c-border-2:   #CBD6EE;

  /* On-dark text */
  --c-dark-text:       #EEF3FE;
  --c-dark-text-muted: rgba(214, 227, 246, 0.62);
  --c-dark-border:     rgba(130, 162, 241, 0.16);

  /* Gradients */
  --grad-brand: linear-gradient(120deg, #2154DE 0%, #5A90DB 55%, #82A2F1 100%);
  --grad-text:  linear-gradient(100deg, #5A90DB 0%, #82A2F1 60%, #B7CCF9 100%);
  --grad-glow:  radial-gradient(ellipse at center, rgba(33,84,222,0.35) 0%, transparent 65%);

  /* Type */
  --font-display: 'Space Grotesk', 'Inter', -apple-system, sans-serif;
  --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'Space Grotesk', ui-monospace, monospace;

  /* Legacy aliases (used by page css/js) */
  --font-serif: var(--font-display);
  --c-dark:     var(--c-navy-900);
  --c-dark-alt: var(--c-navy-800);
  --c-gold:     var(--c-sky);       /* legacy accent alias → sky blue */

  /* Spacing */
  --space-xs: 0.5rem; --space-sm: 1rem; --space-md: 2rem;
  --space-lg: 4rem;   --space-xl: 7rem; --space-2xl: 10rem;

  --nav-h: 78px;
  --max-w: 1440px;
  --content-w: 1200px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:  cubic-bezier(0.7, 0, 0.84, 0);
  --ease-io:  cubic-bezier(0.87, 0, 0.13, 1);

  --r-sm: 6px; --r-md: 14px; --r-lg: 22px; --r-xl: 36px; --r-full: 9999px;
  --t-fast: 0.15s; --t-base: 0.35s; --t-slow: 0.65s; --t-xslow: 1.1s;

  --shadow-card: 0 2px 8px rgba(11, 18, 48, 0.05), 0 14px 40px rgba(11, 18, 48, 0.07);
  --shadow-lift: 0 8px 24px rgba(33, 84, 222, 0.14), 0 24px 64px rgba(11, 18, 48, 0.12);
  --glow-blue:   0 0 24px rgba(90, 144, 219, 0.45), 0 0 64px rgba(33, 84, 222, 0.25);
}

/* ═══════════════════════ RESET / BASE ═══════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body.is-loading { overflow: hidden; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul[role="list"], ol[role="list"] { list-style: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
::selection { background: var(--c-royal); color: #fff; }

/* ═══════════════════════ TYPE SCALE ═══════════════════════ */
.h-display {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.6rem, 7.2vw, 6.4rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}
.h1 { font-family: var(--font-display); font-weight: 600; font-size: clamp(2.4rem, 5.5vw, 4.6rem); line-height: 1.05; letter-spacing: -0.025em; }
.h2 { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.9rem, 4vw, 3.3rem);  line-height: 1.08; letter-spacing: -0.02em; }
.h3 { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.4rem, 2.6vw, 2.1rem); line-height: 1.15; letter-spacing: -0.015em; }
.h4 { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.1rem, 1.8vw, 1.4rem); line-height: 1.25; }
.body-lg { font-size: clamp(1.05rem, 1.5vw, 1.25rem); line-height: 1.7; }
.body-sm { font-size: 0.92rem; line-height: 1.65; }
.label {
  font-family: var(--font-display);
  font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
}
.muted { color: var(--c-text-muted); }
.italic { font-style: italic; }

/* Gradient text — replaces old "gold" accent */
.gold, .grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  font-style: normal;
}
/* On light backgrounds use deeper gradient for contrast */
.grad-text--deep {
  background: linear-gradient(100deg, #2154DE 0%, #5A90DB 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.section-label {
  display: inline-flex; align-items: center; gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--c-royal);
  margin-bottom: 1.6rem;
}
.section-label::before {
  content: ''; width: 34px; height: 2px;
  background: var(--grad-brand); border-radius: 2px;
}
.dark-section .section-label, .on-dark .section-label { color: var(--c-sky); }

/* ═══════════════════════ LAYOUT ═══════════════════════ */
.container { width: min(var(--content-w), 92%); margin-inline: auto; }
.container--wide { width: min(var(--max-w), 94%); margin-inline: auto; }
.section    { padding-block: clamp(4.5rem, 9vw, 8.5rem); }
.section--lg{ padding-block: clamp(6rem, 12vw, 11rem); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }

/* Dark section base */
.dark-section {
  background: var(--c-navy-900);
  color: var(--c-dark-text);
  position: relative;
  overflow: hidden;
}
.dark-section .muted { color: var(--c-dark-text-muted); }

/* Circuit-grid backdrop for dark sections */
.circuit-bg::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(90,144,219,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(90,144,219,0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 78%);
  pointer-events: none;
}

/* ═══════════════════════ LOADER ═══════════════════════ */
.loader {
  position: fixed; inset: 0; z-index: 10000;
  background: var(--c-navy-950);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1.6rem;
}
.loader__logo {
  display: flex; overflow: hidden;
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  letter-spacing: 0.34em; text-indent: 0.34em;
}
.loader__logo span {
  display: inline-block;
  background: var(--grad-text);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.loader__bar {
  width: min(260px, 56vw); height: 2px;
  background: rgba(130,162,241,0.15);
  border-radius: 2px; overflow: hidden; position: relative;
}
.loader__bar::after {
  content: ''; position: absolute; inset: 0;
  background: var(--grad-brand);
  transform-origin: left;
  animation: loadbar 1.9s var(--ease-io) forwards;
}
@keyframes loadbar { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.loader__percent {
  font-family: var(--font-display); font-size: 0.75rem;
  letter-spacing: 0.3em; color: var(--c-sky); opacity: 0.7;
}

/* ═══════════════════════ OVERLAYS ═══════════════════════ */
.grain-overlay {
  position: fixed; inset: 0; z-index: 9000; pointer-events: none;
  opacity: 0.05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.page-transition {
  position: fixed; inset: 0; z-index: 9500;
  background: var(--c-navy-950);
  transform: scaleY(1); transform-origin: top;
  pointer-events: none;
}
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 8000;
  background: var(--grad-brand);
  transform: scaleX(0); transform-origin: left;
}

/* Cursor */
.cursor, .cursor-ring { position: fixed; pointer-events: none; z-index: 9999; transform: translate(-50%, -50%); }
.cursor {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--c-sky); box-shadow: 0 0 10px rgba(130,162,241,0.8);
  transition: width 0.2s, height 0.2s, background 0.2s;
}
.cursor-ring {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1.5px solid rgba(90, 144, 219, 0.55);
  transition: border-color 0.25s;
}
.cursor--hover { background: #fff; }
.cursor-ring--hover { border-color: rgba(130,162,241,0.9); }
@media (hover: none) { .cursor, .cursor-ring { display: none; } }

/* ═══════════════════════ NAVIGATION ═══════════════════════ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 800;
  height: var(--nav-h);
  transition: transform 0.45s var(--ease-out), background 0.35s ease,
              border-color 0.35s ease, backdrop-filter 0.35s ease;
  border-bottom: 1px solid transparent;
}
.nav__inner {
  width: min(var(--max-w), 94%); margin-inline: auto;
  height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.nav__logo {
  display: flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.25rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--c-text);
  transition: color var(--t-base);
}
.nav__logo img { height: 42px; width: auto; }
.nav__links { display: flex; gap: 2.4rem; }
.nav__link {
  position: relative; font-size: 0.86rem; font-weight: 500;
  letter-spacing: 0.05em; color: var(--c-text-muted);
  padding-block: 0.4rem; transition: color var(--t-base);
}
.nav__link::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 2px; border-radius: 2px;
  background: var(--grad-brand);
  transform: scaleX(0); transform-origin: right;
  transition: transform 0.4s var(--ease-out);
}
.nav__link:hover, .nav__link.is-active { color: var(--c-text); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); transform-origin: left; }
.nav__actions { display: flex; align-items: center; gap: 1.1rem; }
.nav__cta {
  font-family: var(--font-display); font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.08em; padding: 0.68em 1.5em; border-radius: var(--r-full);
  background: var(--grad-brand); color: #fff;
  box-shadow: 0 4px 18px rgba(33, 84, 222, 0.32);
  transition: box-shadow var(--t-base), transform var(--t-base);
}
.nav__cta:hover { box-shadow: var(--glow-blue); transform: translateY(-1px); }

/* Nav over dark hero (top of page) */
.nav--light .nav__logo,
.nav--light .nav__link.is-active { color: var(--c-dark-text); }
.nav--light .nav__link { color: var(--c-dark-text-muted); }
.nav--light .nav__link:hover { color: var(--c-dark-text); }
.nav--light .nav__toggle span { background: var(--c-dark-text); }

/* Scrolled — glass */
.nav.is-scrolled {
  background: rgba(255, 255, 255, 0.84);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom-color: var(--c-border);
}

/* Hamburger */
.nav__toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; z-index: 950; }
.nav__toggle span {
  width: 24px; height: 2px; background: var(--c-text);
  border-radius: 2px; transition: transform 0.35s var(--ease-out), opacity 0.25s, background 0.25s;
}
.nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav__toggle.is-open span { background: var(--c-dark-text) !important; }

/* Mobile drawer */
.nav__mobile {
  position: fixed; inset: 0; z-index: 900;
  background: var(--c-navy-950);
  display: flex; flex-direction: column; justify-content: center; gap: 3rem;
  padding: 6rem 8vw 3rem;
  opacity: 0; visibility: hidden; transition: opacity 0.45s ease, visibility 0.45s;
}
.nav__mobile.is-open { opacity: 1; visibility: visible; }
.nav__mobile-links { display: flex; flex-direction: column; gap: 0.4rem; list-style: none; }
.nav__mobile-link {
  display: block; overflow: hidden;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(2rem, 8vw, 3.2rem); letter-spacing: -0.02em;
  color: var(--c-dark-text);
}
.nav__mobile-link span {
  display: inline-block; transform: translateY(110%);
  transition: transform 0.7s var(--ease-out);
}
.nav__mobile.is-open .nav__mobile-link span { transform: translateY(0); }
.nav__mobile-link:hover { color: var(--c-sky); }
.nav__mobile-footer { color: var(--c-dark-text-muted); }

/* ═══════════════════════ BUTTONS ═══════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-family: var(--font-display); font-size: 0.86rem; font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.95em 2em; border-radius: var(--r-full);
  transition: transform var(--t-base) var(--ease-out),
              box-shadow var(--t-base), background var(--t-base),
              color var(--t-base), border-color var(--t-base);
  will-change: transform;
}
.btn__arrow { width: 16px; height: 16px; transition: transform 0.35s var(--ease-out); }
.btn:hover .btn__arrow { transform: translate(3px, -3px); }

.btn--primary, .btn--light {
  background: var(--grad-brand); color: #fff;
  box-shadow: 0 6px 22px rgba(33, 84, 222, 0.35);
}
.btn--primary:hover, .btn--light:hover { box-shadow: var(--glow-blue); transform: translateY(-2px); }

.btn--ghost {
  border: 1.5px solid var(--c-border-2); color: var(--c-text);
  background: transparent;
}
.btn--ghost:hover { border-color: var(--c-royal); color: var(--c-royal); transform: translateY(-2px); }
.dark-section .btn--ghost, .on-dark .btn--ghost, .page-hero .btn--ghost, .cta-band .btn--ghost {
  border-color: rgba(130,162,241,0.35); color: var(--c-dark-text);
}
.dark-section .btn--ghost:hover, .on-dark .btn--ghost:hover,
.page-hero .btn--ghost:hover, .cta-band .btn--ghost:hover {
  border-color: var(--c-sky); color: var(--c-sky);
  box-shadow: 0 0 22px rgba(90,144,219,0.2);
}
.btn-magnetic { display: inline-block; }

/* ═══════════════════════ TAGS ═══════════════════════ */
.tag {
  display: inline-flex; align-items: center; gap: 0.45rem;
  font-family: var(--font-display); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.5em 1.1em; border-radius: var(--r-full);
  border: 1px solid var(--c-border-2); color: var(--c-text-muted);
  background: var(--c-surface);
}
.tag--gold, .tag--blue {
  border-color: rgba(33, 84, 222, 0.25);
  color: var(--c-royal);
  background: rgba(33, 84, 222, 0.06);
}
.dark-section .tag--gold, .dark-section .tag--blue,
.on-dark .tag--gold, .page-hero .tag--gold, .cta-band .tag--gold {
  border-color: rgba(130, 162, 241, 0.3);
  color: var(--c-sky);
  background: rgba(90, 144, 219, 0.1);
}

/* ═══════════════════════ MARQUEE ═══════════════════════ */
.marquee-wrap {
  overflow: hidden; white-space: nowrap;
  border-block: 1px solid var(--c-border);
  background: var(--c-surface);
  padding-block: 1.15rem;
}
.marquee-track { display: inline-flex; gap: 3.5rem; animation: marquee 30s linear infinite; padding-right: 3.5rem; }
.marquee-track--reverse { animation-direction: reverse; }
@keyframes marquee { to { transform: translateX(-50%); } }
.marquee-item {
  font-family: var(--font-display); font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--c-text-light);
  display: inline-flex; align-items: center; gap: 3.5rem;
}
.marquee-item::after { content: '◆'; font-size: 0.5rem; color: var(--c-blue); }
.marquee-wrap--dark { background: var(--c-navy-800); border-color: var(--c-dark-border); }
.marquee-wrap--dark .marquee-item { color: var(--c-dark-text-muted); }

/* ═══════════════════════ REVEAL SYSTEM ═══════════════════════ */
.reveal, .reveal-left, .reveal-scale {
  opacity: 0; transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
.reveal       { transform: translateY(36px); }
.reveal-left  { transform: translateX(-36px); }
.reveal-scale { transform: scale(0.94); }
.reveal.is-visible, .reveal-left.is-visible, .reveal-scale.is-visible {
  opacity: 1; transform: none;
}
.delay-1 { transition-delay: 0.1s; } .delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; } .delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

.line-outer { display: block; overflow: hidden; }
.line-inner { display: block; }
.word-wrap { overflow: hidden; display: inline-block; }
.hero__title .word { display: inline-block; margin-right: 0.24em; }

/* ═══════════════════════ CARDS ═══════════════════════ */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
  transition: transform var(--t-base) var(--ease-out), box-shadow var(--t-base), border-color var(--t-base);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lift); border-color: rgba(33,84,222,0.3); }

/* Glass card for dark sections */
.glass-card {
  background: linear-gradient(160deg, rgba(90,144,219,0.09), rgba(16,27,66,0.5));
  border: 1px solid var(--c-dark-border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform var(--t-base) var(--ease-out), border-color var(--t-base), box-shadow var(--t-base);
}
.glass-card:hover {
  transform: translateY(-5px);
  border-color: rgba(130,162,241,0.4);
  box-shadow: 0 12px 44px rgba(4, 8, 26, 0.5), 0 0 32px rgba(33,84,222,0.12);
}

/* Icon chip (SVG line icons) */
.icon-chip {
  width: 52px; height: 52px; flex: none;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-md);
  background: linear-gradient(140deg, rgba(33,84,222,0.12), rgba(130,162,241,0.08));
  border: 1px solid rgba(33,84,222,0.18);
  color: var(--c-royal);
}
.icon-chip svg { width: 24px; height: 24px; }
.dark-section .icon-chip, .on-dark .icon-chip {
  background: linear-gradient(140deg, rgba(33,84,222,0.28), rgba(90,144,219,0.1));
  border-color: rgba(130,162,241,0.28);
  color: var(--c-sky);
}

/* ═══════════════════════ IMAGE FRAME ═══════════════════════ */
.img-frame {
  position: relative; overflow: hidden; border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
}
.img-frame img { width: 100%; height: 100%; object-fit: cover; }
.img-frame::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(33,84,222,0.12);
}
.gsap-img-reveal { will-change: clip-path; }
.gsap-img-reveal img { will-change: transform; }

/* ═══════════════════════ FOOTER ═══════════════════════ */
.footer {
  background: var(--c-navy-950);
  color: var(--c-dark-text-muted);
  padding: clamp(4rem, 8vw, 6.5rem) 0 2.5rem;
  position: relative; overflow: hidden;
}
.footer::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(90,144,219,0.5), transparent);
}
.footer__grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 3rem; margin-bottom: 4rem;
}
.footer__brand img { height: 56px; margin-bottom: 1.2rem; }
.footer__brand p { max-width: 32ch; font-size: 0.92rem; }
.footer__col h4 {
  font-family: var(--font-display); font-size: 0.74rem; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--c-sky); margin-bottom: 1.3rem;
}
.footer__col ul { list-style: none; display: grid; gap: 0.65rem; }
.footer__col a { font-size: 0.92rem; transition: color var(--t-base); }
.footer__col a:hover { color: var(--c-dark-text); }
.footer__bottom {
  border-top: 1px solid var(--c-dark-border);
  padding-top: 2rem;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
  font-size: 0.8rem;
}
.footer__compliance { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.footer__compliance .tag { font-size: 0.62rem; padding: 0.4em 0.9em; }

/* Back to top */
.back-to-top {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 700;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--grad-brand); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 22px rgba(33,84,222,0.4);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity var(--t-base), transform var(--t-base), visibility var(--t-base);
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.back-to-top svg { width: 18px; height: 18px; }

/* ═══════════════════════ PAGE HERO (inner pages) ═══════════════════════ */
.page-hero {
  position: relative;
  background: var(--c-navy-900);
  color: var(--c-dark-text);
  padding: calc(var(--nav-h) + clamp(4rem, 9vw, 7.5rem)) 0 clamp(4rem, 8vw, 6.5rem);
  overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 90% at 85% -10%, rgba(33,84,222,0.28), transparent 60%),
    radial-gradient(ellipse 50% 70% at 10% 110%, rgba(90,144,219,0.14), transparent 60%);
  pointer-events: none;
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(90,144,219,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(90,144,219,0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 90% at 60% 0%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 90% at 60% 0%, #000 20%, transparent 75%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero__sub { max-width: 58ch; color: var(--c-dark-text-muted); margin-top: 1.6rem; }
.page-hero .muted { color: var(--c-dark-text-muted); }

/* ═══════════════════════ CTA BAND ═══════════════════════ */
.cta-band {
  background:
    radial-gradient(ellipse 60% 100% at 80% 0%, rgba(33,84,222,0.3), transparent 60%),
    var(--c-navy-900);
  color: var(--c-dark-text);
  position: relative; overflow: hidden;
}
.cta-band .muted { color: var(--c-dark-text-muted); }
.cta-band__inner {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 4rem; align-items: center;
}

/* ═══════════════════════ FORMS ═══════════════════════ */
.form-group { display: flex; flex-direction: column; gap: 0.45rem; }
.form-group label { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em; color: var(--c-text); }
.form-group input, .form-group select, .form-group textarea {
  font: inherit; color: var(--c-text);
  padding: 0.85em 1.1em;
  border: 1.5px solid var(--c-border-2); border-radius: var(--r-md);
  background: var(--c-surface);
  transition: border-color var(--t-base), box-shadow var(--t-base);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--c-royal);
  box-shadow: 0 0 0 4px rgba(33, 84, 222, 0.12);
}
.form-group .is-error { border-color: #D6455D; }
.form-error { font-size: 0.75rem; color: #D6455D; min-height: 1em; }

/* ═══════════════════════ FAQ ═══════════════════════ */
.faq-list { display: grid; gap: 1rem; }
.faq-item {
  background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--r-md); overflow: hidden;
  transition: border-color var(--t-base), box-shadow var(--t-base);
}
.faq-item[open] { border-color: rgba(33,84,222,0.35); box-shadow: var(--shadow-card); }
.faq-item__q {
  list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.3rem 1.6rem; cursor: pointer;
  font-family: var(--font-display); font-weight: 600; font-size: 1.02rem;
}
.faq-item__q::-webkit-details-marker { display: none; }
.faq-item__q::after {
  content: '+'; font-size: 1.4rem; color: var(--c-royal);
  transition: transform 0.3s var(--ease-out); flex: none;
}
.faq-item[open] .faq-item__q::after { transform: rotate(45deg); }
.faq-item__a {
  max-height: 0; overflow: hidden;
  transition: max-height 0.4s var(--ease-out);
}
.faq-item__a p { padding: 0 1.6rem 1.4rem; color: var(--c-text-muted); font-size: 0.95rem; }

/* ═══════════════════════ RESPONSIVE ═══════════════════════ */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .cta-band__inner { grid-template-columns: 1fr; gap: 2.5rem; }
}
@media (max-width: 820px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }
}
@media (max-width: 640px) {
  .footer__grid { grid-template-columns: 1fr; gap: 2.4rem; }
  .section { padding-block: 4rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-left, .reveal-scale { opacity: 1; transform: none; }
}