/* ============================================================
   CONVERGE GROUP — PREMIUM DARK THEME
   styles.css
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  /* Core Palette */
  --black:        #050505;
  --charcoal:     #0d0d0d;
  --graphite:     #1a1a1a;
  --graphite-2:   #242424;
  --graphite-3:   #2e2e2e;
  --navy:         #070b18;
  --navy-2:       #0c1228;

  /* Accents */
  --blue:         #2563eb;
  --blue-light:   #3b82f6;
  --blue-glow:    rgba(37, 99, 235, 0.3);
  --emerald:      #10b981;
  --emerald-glow: rgba(16, 185, 129, 0.25);
  --violet:       #7c3aed;
  --violet-light: #8b5cf6;
  --violet-glow:  rgba(124, 58, 237, 0.3);
  --gold:         #ca8a04;
  --gold-light:   #f59e0b;
  --gold-glow:    rgba(202, 138, 4, 0.25);

  /* Text */
  --text-primary:   #f0f0f0;
  --text-secondary: #a0a0a8;
  --text-muted:     #606068;
  --text-accent:    #c8c8d0;

  /* Borders */
  --border:       rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.12);

  /* Typography */
  --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif:   'Playfair Display', Georgia, serif;

  /* Spacing */
  --section-gap:  clamp(80px, 10vw, 140px);
  --container-w:  1200px;
  --gutter:       clamp(20px, 5vw, 48px);

  /* Transitions */
  --ease:         cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:      cubic-bezier(0.4, 0, 1, 1);
  --t-fast:       0.2s;
  --t-med:        0.4s;
  --t-slow:       0.7s;
}

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--black);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.1vw, 17px);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--graphite-3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Focus */
:focus-visible {
  outline: 2px solid var(--blue-light);
  outline-offset: 3px;
  border-radius: 2px;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
em { font-style: italic; font-family: var(--font-serif); }

/* ── Utility: Container ───────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ── Utility: Section ─────────────────────────────────────── */
.section { padding-block: var(--section-gap); position: relative; }

/* ── Utility: Section Tags / Headings ─────────────────────── */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.section-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--blue-light);
}

.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4.5vw, 58px);
  font-weight: 400;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.section-sub {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.75;
  margin-top: 8px;
}

.section-header {
  text-align: center;
  margin-bottom: clamp(48px, 6vw, 80px);
}
.section-header .section-tag { justify-content: center; }
.section-header .section-sub { margin-inline: auto; }

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin-top: var(--section-gap);
}

/* ── Reveal Animations ────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--t-slow) var(--ease), transform var(--t-slow) var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.45s; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--t-med) var(--ease);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn--primary {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.btn--primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, transparent 100%);
  opacity: 0;
  transition: opacity var(--t-fast);
}
.btn--primary:hover { background: var(--blue-light); border-color: var(--blue-light); }
.btn--primary:hover::before { opacity: 1; }

.btn--ghost {
  background: transparent;
  border-color: var(--border-hover);
  color: var(--text-accent);
}
.btn--ghost:hover {
  border-color: rgba(255,255,255,0.25);
  color: var(--text-primary);
  background: rgba(255,255,255,0.04);
}

.btn--full { width: 100%; }

.btn__loader {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
.btn.loading .btn__text { opacity: 0; }
.btn.loading .btn__loader { display: block; }

/* ── Navigation ───────────────────────────────────────────── */
/*
 * ── Navigation bar ────────────────────────────────────────────
 *
 * IMPORTANT: backdrop-filter is intentionally applied via ::before
 * rather than directly on .nav. Applying backdrop-filter (or filter,
 * transform, perspective, will-change: transform) to an element
 * creates a new CSS containing block, which breaks position:fixed on
 * any child — the child becomes fixed relative to that element instead
 * of the viewport. The mobile overlay (.nav__links) is position:fixed
 * and must remain relative to the viewport, so the frosted-glass effect
 * lives on a decorative pseudo-element that has no children of its own.
 */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 22px 0;
  transition: padding var(--t-med), border-color var(--t-med);
  border-bottom: 1px solid transparent;
}

/* Frosted-glass background lives here — pseudo-element has no children
   so it cannot interfere with the fixed-position mobile overlay. */
.nav::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: background var(--t-med), backdrop-filter var(--t-med), -webkit-backdrop-filter var(--t-med);
}
.nav.scrolled {
  padding: 14px 0;
  border-bottom-color: var(--border);
}
.nav.scrolled::before {
  background: rgba(5,5,5,0.85);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
}

/*
 * ── Nav inner layout ──────────────────────────────────────────
 * Desktop: logo left, links right, generous gap so neither feels crowded.
 * The logo has flex:0 0 auto so it claims its natural width and no more;
 * a minimum gap ensures breathing room at every viewport width.
 */
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;           /* minimum space between logo and nav links */
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* Logo: fixed natural width, extra right padding creates a visual
   separation zone between the brand mark and the nav links. */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;       /* never compress or stretch the logo */
  padding-right: 16px;  /* extra breathing room between logo and links */
  text-decoration: none;
  transition: opacity var(--t-fast);
}
.nav__logo:hover { opacity: 0.8; }
/* .nav__logo-mark replaced by inline SVG .nav__logo-svg */
.nav__logo-svg {
  display: block;
  flex-shrink: 0;
  transition: opacity var(--t-fast);
}
.nav__logo:hover .nav__logo-svg { opacity: 0.8; }

.nav__logo-text {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--text-primary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 40px;
  list-style: none;
}
.nav__link {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  transition: color var(--t-fast);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--blue-light);
  transition: width var(--t-med) var(--ease);
}
.nav__link:hover { color: var(--text-primary); }
.nav__link:hover::after { width: 100%; }

.nav__link--cta {
  padding: 8px 20px;
  border: 1px solid var(--border-hover);
  border-radius: 3px;
  color: var(--text-accent);
  transition: all var(--t-fast);
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover {
  color: var(--text-primary);
  border-color: var(--blue-light);
  background: rgba(37,99,235,0.1);
}

/* Mobile toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  position: relative;
  z-index: 101; /* always above the menu overlay */
}
.nav__toggle span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--text-primary);
  transition: all var(--t-med) var(--ease);
}

/* Mobile menu backdrop (tap-outside target) */
.nav__backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 98;
  background: transparent;
}
.nav__backdrop.is-open { display: block; }

/* Mobile menu close button — hidden on desktop */
.nav__close {
  display: none;
  background: none;
  border: 1px solid var(--border-hover);
  border-radius: 3px;
  color: var(--text-secondary);
  font-size: 18px;
  line-height: 1;
  width: 40px;
  height: 40px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: color var(--t-fast), border-color var(--t-fast);
  flex-shrink: 0;
}
.nav__close:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

/* nav__panel: on desktop, transparent wrapper so layout is unchanged */
.nav__panel {
  display: contents;
}

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--navy);
}

.hero__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.6;
}

/* Layered gradients */
.hero__gradient {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.hero__gradient--1 {
  width: clamp(400px, 60vw, 900px);
  height: clamp(400px, 60vw, 900px);
  background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%);
  top: -20%;
  right: -15%;
  animation: drift1 18s ease-in-out infinite alternate;
}
.hero__gradient--2 {
  width: clamp(300px, 40vw, 600px);
  height: clamp(300px, 40vw, 600px);
  background: radial-gradient(circle, rgba(124,58,237,0.12) 0%, transparent 70%);
  bottom: -10%;
  left: -10%;
  animation: drift2 22s ease-in-out infinite alternate;
}
.hero__gradient--3 {
  width: clamp(200px, 30vw, 500px);
  height: clamp(200px, 30vw, 500px);
  background: radial-gradient(circle, rgba(16,185,129,0.08) 0%, transparent 70%);
  top: 40%;
  left: 50%;
  animation: drift3 26s ease-in-out infinite alternate;
}

/* Orbs */
.orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}
.orb--1 {
  width: 3px; height: 3px;
  background: var(--blue-light);
  top: 20%; left: 30%;
  box-shadow: 0 0 20px 4px var(--blue-glow);
  animation: orbFloat1 8s ease-in-out infinite;
}
.orb--2 {
  width: 2px; height: 2px;
  background: var(--violet-light);
  top: 65%; right: 25%;
  box-shadow: 0 0 16px 3px var(--violet-glow);
  animation: orbFloat2 11s ease-in-out infinite;
}
.orb--3 {
  width: 4px; height: 4px;
  background: var(--gold-light);
  bottom: 30%; left: 60%;
  box-shadow: 0 0 24px 5px var(--gold-glow);
  animation: orbFloat3 14s ease-in-out infinite;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-top: 120px;
  padding-bottom: 80px;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.eyebrow-line {
  display: block;
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue-light));
}
.eyebrow-line:last-child {
  background: linear-gradient(90deg, var(--blue-light), transparent);
}

.hero__headline {
  font-family: var(--font-serif);
  font-size: clamp(40px, 7vw, 96px);
  font-weight: 400;
  line-height: 1.08;
  color: var(--text-primary);
  margin-bottom: 32px;
  max-width: 800px;
}
.hero__headline em {
  background: linear-gradient(135deg, var(--blue-light), var(--violet-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__sub {
  font-size: clamp(15px, 1.4vw, 19px);
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.8;
  margin-bottom: 48px;
}

.hero__cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__scroll {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin-top: 80px;
}
.scroll-text {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  writing-mode: horizontal-tb;
}
.scroll-line {
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, var(--blue-light), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ── About ────────────────────────────────────────────────── */
.about {
  background: linear-gradient(180deg, var(--black) 0%, var(--charcoal) 100%);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}

.about__accent-bar {
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--blue-light), var(--violet-light));
  border-radius: 2px;
  margin-top: 8px;
}

.about__body {
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 20px;
}
.about__body:last-of-type { margin-bottom: 32px; }

.about__pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.pillar {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-accent);
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.pillar__icon { color: var(--blue-light); font-size: 8px; flex-shrink: 0; }

/* ── Activity / Cards ─────────────────────────────────────── */
.activity {
  background: var(--charcoal);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  position: relative;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px 28px;
  overflow: hidden;
  transition: border-color var(--t-med) var(--ease), transform var(--t-med) var(--ease), background var(--t-med);
  cursor: default;
}
.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  background: rgba(255,255,255,0.04);
}

/* Card reveal delays */
.card[data-delay="0"] { transition-delay: 0s; }
.card[data-delay="1"] { transition-delay: 0.08s; }
.card[data-delay="2"] { transition-delay: 0.16s; }
.card[data-delay="3"] { transition-delay: 0.24s; }
.card[data-delay="4"] { transition-delay: 0.32s; }
.card[data-delay="5"] { transition-delay: 0.4s; }

/* Glow effect */
.card__glow {
  position: absolute;
  top: -60px;
  right: -60px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  filter: blur(50px);
  opacity: 0;
  transition: opacity var(--t-med);
  pointer-events: none;
}
.card:hover .card__glow { opacity: 1; }
.card__glow--blue   { background: var(--blue-glow); }
.card__glow--violet { background: var(--violet-glow); }
.card__glow--gold   { background: var(--gold-glow); }
.card__glow--emerald { background: var(--emerald-glow); }

/* Card accent border top */
.card--blue   { --card-accent: var(--blue-light); }
.card--violet { --card-accent: var(--violet-light); }
.card--gold   { --card-accent: var(--gold-light); }
.card--emerald { --card-accent: var(--emerald); }

.card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--card-accent, var(--blue-light));
  opacity: 0;
  transition: opacity var(--t-med);
}
.card:hover::after { opacity: 1; }

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--card-accent, var(--blue-light));
  transition: background var(--t-med), border-color var(--t-med);
}
.card:hover .card__icon {
  background: rgba(255,255,255,0.07);
  border-color: var(--border-hover);
}

.card__title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.card__body {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 24px;
}

.card__footer {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.card__tag {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 2px;
}

/* ── Philosophy ───────────────────────────────────────────── */
.philosophy {
  background: var(--navy);
  overflow: hidden;
}
.philosophy__bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%,
    rgba(37,99,235,0.06) 0%,
    rgba(124,58,237,0.04) 50%,
    transparent 100%);
  pointer-events: none;
}

.philosophy__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}

.philosophy__heading { margin-bottom: 0; }

.philosophy__quote {
  font-family: var(--font-serif);
  font-size: clamp(18px, 2vw, 24px);
  font-style: italic;
  color: var(--text-accent);
  line-height: 1.6;
  border-left: 2px solid var(--blue-light);
  padding-left: 24px;
  margin-bottom: 28px;
}

.philosophy__body {
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 18px;
}

/* ── Numbers ──────────────────────────────────────────────── */
.numbers {
  background: var(--charcoal);
  overflow: hidden;
}
.numbers__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(37,99,235,0.03) 0%,
    transparent 50%,
    rgba(124,58,237,0.03) 100%);
  pointer-events: none;
}

.numbers__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.stat {
  position: relative;
  background: var(--graphite);
  padding: clamp(28px, 4vw, 48px) clamp(20px, 3vw, 36px);
  text-align: center;
  overflow: hidden;
  transition: background var(--t-med);
}
.stat:hover { background: var(--graphite-2); }

.stat__glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(37,99,235,0.08) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--t-med);
  pointer-events: none;
}
.stat:hover .stat__glow { opacity: 1; }

.stat__number {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 10px;
  background: linear-gradient(135deg, var(--text-primary), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat__label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-accent);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.stat__sub {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── Contact ──────────────────────────────────────────────── */
.contact {
  background: linear-gradient(180deg, var(--charcoal) 0%, var(--navy) 100%);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}

.contact__intro {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
  font-size: 15px;
}

.contact__details { display: flex; flex-direction: column; gap: 12px; }
.contact__detail {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--text-secondary);
}
.contact__detail-icon { color: var(--blue-light); font-size: 12px; margin-top: 2px; flex-shrink: 0; }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 12px 16px;
  transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
  -webkit-appearance: none;
  appearance: none;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-muted); }
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: rgba(37,99,235,0.05);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.12);
}

.form-select-wrapper { position: relative; }
.form-select { cursor: pointer; padding-right: 40px; }
.form-select option { background: var(--graphite); color: var(--text-primary); }
.form-select-arrow {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  font-size: 12px;
}

.form-textarea { resize: vertical; min-height: 120px; }

.form-success {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background: rgba(16,185,129,0.08);
  border: 1px solid rgba(16,185,129,0.25);
  border-radius: 4px;
  color: var(--emerald);
  font-size: 14px;
}

/* ── (Compliance section removed — disclaimer moved to footer) ── */

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: var(--black);
  border-top: 1px solid var(--border);
}

.footer__top { padding: clamp(40px, 6vw, 72px) 0; }

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: clamp(32px, 5vw, 60px);
  align-items: start;
}

/* Brand column */
.footer__brand-name {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-top: 14px;
}
.footer__tagline {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.6;
}
.footer__domain {
  margin-top: 8px;
}
.footer__domain a {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  opacity: 0.6;
  transition: opacity var(--t-fast), color var(--t-fast);
}
.footer__domain a:hover { opacity: 1; color: var(--blue-light); }

/* Nav columns */
.footer__nav-heading {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
  opacity: 0.6;
}
.footer__nav ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer__nav a {
  font-size: 13px;
  color: var(--text-muted);
  transition: color var(--t-fast);
}
.footer__nav a:hover { color: var(--text-secondary); }

/* Disclaimer band */
.footer__disclaimer {
  background: rgba(255,255,255,0.015);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.footer__disclaimer-text {
  font-size: 11px;
  line-height: 1.7;
  color: var(--text-muted);
  opacity: 0.55;
  max-width: 900px;
}

/* Copyright bar */
.footer__bottom {
  padding: 20px 0;
}
.footer__bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer__copy {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  opacity: 0.6;
}
.footer__legal-note {
  font-size: 11px;
  color: var(--text-muted);
  opacity: 0.4;
  letter-spacing: 0.08em;
}

/* ── Intro Overlay ────────────────────────────────────────── */
/*
 * Full-screen "click to enter" intro screen.
 * Controlled by JavaScript — set INTRO_ENABLED = false in script.js to disable.
 */
.intro {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #050505;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  /* Fade-out transition */
  opacity: 1;
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1);
  /* Subtle ambient glow behind the logo */
  background-image: radial-gradient(ellipse 60% 50% at 50% 50%,
    rgba(30, 30, 40, 0.9) 0%,
    #050505 70%);
}

/* Fading out state — added by JS before removing element */
.intro.is-fading {
  opacity: 0;
  pointer-events: none;
}

/* Hidden state — element removed from view after fade completes */
.intro.is-hidden {
  display: none;
}

/* Centre content wrapper */
.intro__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  user-select: none;
}

/* Logo mark with pulsing glow animation */
.intro__logo {
  margin-bottom: 28px;
  animation: introPulse 3s ease-in-out infinite;
  filter: drop-shadow(0 0 18px rgba(200, 200, 210, 0.12));
}

.intro__wordmark {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.32em;
  color: rgba(240, 240, 240, 0.55);
  text-transform: uppercase;
  margin-bottom: 40px;
}

.intro__cta {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(200, 200, 210, 0.38);
  animation: introCtaPulse 2.5s ease-in-out infinite;
}

/* Keyboard hint — subtle, bottom of screen */
.intro__skip {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: rgba(200, 200, 210, 0.2);
  white-space: nowrap;
}
.intro__skip kbd {
  font-family: inherit;
  font-size: inherit;
  color: rgba(200, 200, 210, 0.3);
}

/* Pulse: logo breathes gently */
@keyframes introPulse {
  0%, 100% {
    filter: drop-shadow(0 0 12px rgba(200, 200, 210, 0.08));
    opacity: 0.85;
  }
  50% {
    filter: drop-shadow(0 0 28px rgba(200, 200, 210, 0.22));
    opacity: 1;
  }
}

/* CTA text fades in and out softly */
@keyframes introCtaPulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 0.8; }
}

/* ── Keyframe Animations ──────────────────────────────────── */
@keyframes drift1 {
  from { transform: translate(0,0) scale(1); }
  to   { transform: translate(40px, -30px) scale(1.1); }
}
@keyframes drift2 {
  from { transform: translate(0,0) scale(1); }
  to   { transform: translate(-30px, 40px) scale(1.08); }
}
@keyframes drift3 {
  from { transform: translate(0,0) scale(1); }
  to   { transform: translate(20px, -50px) scale(0.95); }
}
@keyframes orbFloat1 {
  0%,100% { transform: translateY(0px); }
  50%     { transform: translateY(-20px); }
}
@keyframes orbFloat2 {
  0%,100% { transform: translate(0,0); }
  50%     { transform: translate(12px, -16px); }
}
@keyframes orbFloat3 {
  0%,100% { transform: translate(0,0); }
  50%     { transform: translate(-16px, 12px); }
}
@keyframes scrollPulse {
  0%,100% { opacity: 0.4; transform: scaleY(1); }
  50%     { opacity: 1; transform: scaleY(1.15); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Responsive ───────────────────────────────────────────── */

/* Tablet */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .numbers__grid { grid-template-columns: repeat(2, 1fr); }
  .philosophy__inner { grid-template-columns: 1fr; gap: 40px; }
  .philosophy__heading { margin-bottom: 0; }
}

/* Mobile */
@media (max-width: 768px) {
  /* Nav */
  .nav__toggle { display: flex; }

  /*
   * nav__panel is the fixed full-screen overlay.
   * It slides in from the right. The close button and link list
   * sit inside it as normal block children.
   */
  .nav__panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: rgba(5, 5, 5, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transform: translateX(100%);
    transition: transform var(--t-med) var(--ease);
    z-index: 99;
  }
  .nav__panel.is-open { transform: translateX(0); }

  /* nav__links is a plain centred list inside the panel */
  .nav__links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
  }

  .nav__link { font-size: 20px; }
  .nav__link--cta { padding: 12px 32px; }

  /* Close button — positioned top-right inside the panel */
  .nav__close {
    display: flex;
    position: absolute;
    top: 20px;
    right: 20px;
  }

  /* Toggle open state — hamburger becomes X */
  .nav__toggle.is-open span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
  .nav__toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav__toggle.is-open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

  /* About */
  .about__grid { grid-template-columns: 1fr; gap: 32px; }
  .about__pillars { grid-template-columns: 1fr; }

  /* Cards */
  .cards-grid { grid-template-columns: 1fr; }

  /* Numbers */
  .numbers__grid { grid-template-columns: 1fr 1fr; }

  /* Contact */
  .contact__grid { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }

  /* Compliance */
  .compliance__body { grid-template-columns: 1fr; }

  /* Footer */
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__bottom .container { flex-direction: column; text-align: center; }
  .footer__disclaimer-text { opacity: 0.5; }

  /* Hero */
  .hero__cta { flex-direction: column; }
  .hero__cta .btn { width: 100%; max-width: 320px; }
}

@media (max-width: 480px) {
  .numbers__grid { grid-template-columns: 1fr; }
  .stat { padding: 28px 20px; }
}

/* ── Glassmorphism utility ────────────────────────────────── */
.glass {
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border: 1px solid rgba(255,255,255,0.06);
}

/* ── Reduced Motion ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}