/* ============================================================
   SONODA DYNAMICS — DESIGN SYSTEM
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Inter+Tight:wght@400;500;600;700;800;900&display=swap');

/* ── Reset & Base ─────────────────────────────────────────── */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  /* Color tokens */
  --black:      #000000;
  --white:      #ffffff;
  --gray-50:    #f7f7f7;
  --gray-100:   #e8e8e8;
  --gray-200:   #c8c8c8;
  --gray-300:   #a0a0a0;
  --gray-400:   #787878;
  --gray-500:   #555555;
  --gray-600:   #363636;
  --gray-700:   #242424;
  --gray-800:   #161616;
  --gray-900:   #0e0e0e;
  --gray-950:   #080808;

  /* Semantic */
  --bg-base:    var(--black);
  --bg-surface: var(--gray-900);
  --bg-raised:  var(--gray-800);
  --border:     rgba(255,255,255,0.08);
  --border-mid: rgba(255,255,255,0.12);
  --border-hi:  rgba(255,255,255,0.20);

  --text-primary:   var(--white);
  --text-secondary: var(--gray-300);
  --text-tertiary:  var(--gray-500);

  /* Typography */
  --font-display: 'Inter Tight', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'SF Mono', 'Fira Code', 'Cascadia Code', monospace;

  /* Type scale */
  --text-xs:   0.6875rem;   /* 11px */
  --text-sm:   0.8125rem;   /* 13px */
  --text-base: 0.9375rem;   /* 15px */
  --text-md:   1.0625rem;   /* 17px */
  --text-lg:   1.25rem;     /* 20px */
  --text-xl:   1.5rem;      /* 24px */
  --text-2xl:  2rem;        /* 32px */
  --text-3xl:  2.75rem;     /* 44px */
  --text-4xl:  3.75rem;     /* 60px */
  --text-5xl:  5rem;        /* 80px */
  --text-6xl:  6.5rem;      /* 104px */

  /* Spacing */
  --sp-1:  4px;
  --sp-2:  8px;
  --sp-3:  12px;
  --sp-4:  16px;
  --sp-5:  20px;
  --sp-6:  24px;
  --sp-8:  32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-20: 80px;
  --sp-24: 96px;
  --sp-32: 128px;
  --sp-40: 160px;
  --sp-48: 192px;

  /* Layout */
  --max-w:      1280px;
  --max-w-text: 720px;
  --gutter:     clamp(var(--sp-6), 4vw, var(--sp-16));

  /* Radius */
  --r-sm:  2px;
  --r-md:  4px;
  --r-lg:  8px;
  --r-xl:  12px;

  /* Motion */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-inout:  cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast:    120ms;
  --dur-base:    240ms;
  --dur-slow:    480ms;
  --dur-reveal:  700ms;

  /* Z-index */
  --z-nav:   100;
  --z-modal: 200;
  --z-toast: 300;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-base);
  overflow-x: hidden;
}

img, video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol { list-style: none; }

::selection {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}

/* ── Scrollbar ────────────────────────────────────────────── */

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--gray-700); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-600); }

/* ── Layout Utilities ─────────────────────────────────────── */

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

.section {
  padding-block: clamp(var(--sp-20), 8vw, var(--sp-48));
}

.section--sm {
  padding-block: clamp(var(--sp-12), 4vw, var(--sp-24));
}

.section--lg {
  padding-block: clamp(var(--sp-32), 12vw, 240px);
}

/* ── Typography ───────────────────────────────────────────── */

.display-1 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 6vw, var(--text-6xl));
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.04em;
}

.display-2 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-5xl));
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.display-3 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-xl), 3vw, var(--text-4xl));
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.heading-1 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-lg), 2.5vw, var(--text-3xl));
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.heading-2 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-md), 2vw, var(--text-2xl));
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.lead {
  font-size: clamp(var(--text-base), 1.5vw, var(--text-lg));
  line-height: 1.7;
  color: var(--text-secondary);
  font-weight: 300;
}

/* ── Buttons ──────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  padding: 11px 24px;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--dur-base) var(--ease-out);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--dur-fast) var(--ease-inout);
}

.btn:hover::after {
  background: rgba(255,255,255,0.04);
}

.btn-primary {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

.btn-primary:hover {
  background: var(--gray-100);
  border-color: var(--gray-100);
  transform: translateY(-1px);
}

.btn-primary::after { display: none; }

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--border-mid);
}

.btn-outline:hover {
  border-color: var(--border-hi);
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
  padding-inline: var(--sp-3);
}

.btn-ghost:hover {
  color: var(--white);
}

.btn-lg {
  font-size: var(--text-base);
  padding: 14px 32px;
}

.btn-sm {
  font-size: var(--text-xs);
  padding: 8px 16px;
  letter-spacing: 0.02em;
}

/* Arrow icon inline */
.btn-arrow {
  width: 14px;
  height: 14px;
  transition: transform var(--dur-base) var(--ease-out);
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* ── Navigation ───────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  height: 64px;
  display: flex;
  align-items: center;
  transition: background var(--dur-slow) var(--ease-inout),
              border-color var(--dur-slow) var(--ease-inout);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom-color: var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
}

.nav__logo-mark {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.nav__logo-type {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--gray-300);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-md);
  transition: color var(--dur-fast);
  letter-spacing: 0.01em;
}

.nav__link:hover {
  color: var(--white);
}

.nav__link.active {
  color: var(--white);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 36px;
  height: 36px;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--white);
  transition: all var(--dur-base) var(--ease-out);
}

.nav__toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav__mobile {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--black);
  z-index: calc(var(--z-nav) - 1);
  padding: var(--sp-8) var(--gutter);
  flex-direction: column;
  gap: var(--sp-2);
  border-top: 1px solid var(--border);
}

.nav__mobile.open { display: flex; }

.nav__mobile-link {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-secondary);
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--dur-fast);
}

.nav__mobile-link:hover { color: var(--white); }

/* ── Language switcher ────────────────────────────────────── */

[data-lang-switcher] {
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 3px;
}

.lang-btn {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--gray-500);
  background: none;
  border: none;
  border-radius: 100px;
  padding: 4px 8px;
  cursor: pointer;
  transition: all var(--dur-fast);
  line-height: 1;
  white-space: nowrap;
}

.lang-btn:hover { color: var(--white); }

.lang-btn.active {
  background: rgba(255,255,255,0.12);
  color: var(--white);
}

/* ── Hero ─────────────────────────────────────────────────── */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: clamp(var(--sp-16), 8vw, var(--sp-32));
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 40%, transparent 100%);
}

.hero__noise {
  position: absolute;
  inset: 0;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}

.hero__gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% -10%, rgba(255,255,255,0.04) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 60%, rgba(255,255,255,0.02) 0%, transparent 60%);
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-8);
}

.hero__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--white);
  opacity: 0.6;
  animation: pulse 3s ease-in-out infinite;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7.5vw, 7.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.045em;
  margin-bottom: var(--sp-8);
}

.hero__title span {
  display: block;
}

.hero__title .accent {
  color: var(--gray-400);
}

.hero__body {
  max-width: 540px;
  font-size: clamp(var(--text-base), 1.4vw, var(--text-md));
  color: var(--text-secondary);
  line-height: 1.65;
  font-weight: 300;
  margin-bottom: var(--sp-10);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  align-items: center;
}

.hero__scroll {
  position: absolute;
  bottom: var(--sp-8);
  right: var(--gutter);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  z-index: 1;
}

.hero__scroll-line {
  width: 40px;
  height: 1px;
  background: var(--border-hi);
}

.hero__scroll-text {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  font-weight: 500;
}

/* Canvas visualization */
#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.4;
}

/* ── Section Header ───────────────────────────────────────── */

.section-header {
  margin-bottom: clamp(var(--sp-12), 5vw, var(--sp-20));
}

.section-header--center {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: clamp(var(--sp-12), 5vw, var(--sp-20));
}

.section-header .label {
  margin-bottom: var(--sp-5);
}

.section-header .lead {
  margin-top: var(--sp-5);
}

/* ── Card ─────────────────────────────────────────────────── */

.card {
  background: var(--gray-950);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-8);
  transition: border-color var(--dur-base) var(--ease-inout),
              background var(--dur-base) var(--ease-inout);
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: var(--border-mid);
  background: var(--gray-900);
}

.card__icon {
  width: 36px;
  height: 36px;
  margin-bottom: var(--sp-6);
  color: var(--gray-400);
}

.card__number {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin-bottom: var(--sp-4);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: var(--sp-3);
  line-height: 1.3;
}

.card__body {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  font-weight: 300;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  margin-top: var(--sp-6);
  transition: color var(--dur-fast);
}

.card__link:hover {
  color: var(--white);
}

.card__link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--dur-base) var(--ease-out);
}

.card:hover .card__link svg {
  transform: translateX(3px);
}

/* Highlight card */
.card--highlight {
  background: rgba(255,255,255,0.03);
  border-color: var(--border-mid);
}

.card--highlight:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--border-hi);
}

/* ── Grids ────────────────────────────────────────────────── */

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-4);
}

/* ── Divider ──────────────────────────────────────────────── */

.divider {
  height: 1px;
  background: var(--border);
  margin-block: 0;
}

/* ── Stats ────────────────────────────────────────────────── */

.stat__value {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-5xl));
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: var(--sp-2);
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 300;
}

/* ── Tag / Badge ──────────────────────────────────────────── */

.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px;
}

/* ── Form ─────────────────────────────────────────────────── */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.form-label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--gray-900);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--white);
  transition: border-color var(--dur-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--gray-600);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--border-hi);
  background: var(--gray-800);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23555' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-select option {
  background: var(--gray-900);
  color: var(--white);
}

/* ── Trust bar ────────────────────────────────────────────── */

.trust-bar {
  padding-block: var(--sp-12);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.trust-bar__label {
  text-align: center;
  margin-bottom: var(--sp-8);
}

.trust-bar__items {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(var(--sp-8), 4vw, var(--sp-16));
}

.trust-bar__item {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-600);
  transition: color var(--dur-base);
}

.trust-bar__item:hover { color: var(--gray-400); }

/* ── Process step ─────────────────────────────────────────── */

.step {
  display: grid;
  grid-template-columns: 1px 1fr;
  gap: var(--sp-8);
  padding-bottom: var(--sp-12);
  position: relative;
}

.step:last-child { padding-bottom: 0; }

.step__line {
  background: var(--border);
  position: relative;
}

.step__line::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gray-700);
  border: 1px solid var(--border-hi);
  margin-top: 4px;
}

.step.active .step__line::before {
  background: var(--white);
  border-color: var(--white);
}

.step__content { padding-top: 0; }

.step__num {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin-bottom: var(--sp-3);
}

.step__title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: var(--sp-3);
}

.step__body {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  font-weight: 300;
}

/* ── CTA Section ──────────────────────────────────────────── */

.cta-section {
  position: relative;
  text-align: center;
  overflow: hidden;
}

.cta-section__inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin-inline: auto;
}

.cta-section__bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 50%, rgba(255,255,255,0.03) 0%, transparent 70%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cta-section__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--sp-5);
  line-height: 1.1;
}

.cta-section__body {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.65;
  font-weight: 300;
  margin-bottom: var(--sp-10);
}

.cta-section__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

/* ── Footer ───────────────────────────────────────────────── */

.footer {
  border-top: 1px solid var(--border);
  padding-top: var(--sp-16);
  padding-bottom: var(--sp-12);
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: var(--sp-12);
  padding-bottom: var(--sp-12);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--sp-8);
}

.footer__brand { grid-column: span 1; }

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}

.footer__logo-mark {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.footer__logo-type {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  line-height: 1.6;
  font-weight: 300;
  max-width: 220px;
}

.footer__col-title {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--sp-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--gray-500);
  transition: color var(--dur-fast);
}

.footer__link:hover { color: var(--white); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  font-weight: 300;
}

.footer__legal {
  display: flex;
  gap: var(--sp-6);
}

.footer__legal a {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  transition: color var(--dur-fast);
}

.footer__legal a:hover { color: var(--white); }

/* ── Page header (interior pages) ────────────────────────── */

.page-hero {
  padding-top: calc(64px + clamp(var(--sp-16), 8vw, var(--sp-32)));
  padding-bottom: clamp(var(--sp-16), 8vw, var(--sp-32));
  position: relative;
  overflow: hidden;
}

.page-hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, rgba(255,255,255,0.03) 0%, transparent 60%);
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.5) 0%, transparent 100%);
}

.page-hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

/* ── Reveal animations ────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-reveal) var(--ease-out),
              transform var(--dur-reveal) var(--ease-out);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }
.reveal-delay-5 { transition-delay: 400ms; }
.reveal-delay-6 { transition-delay: 480ms; }

/* ── Utility ──────────────────────────────────────────────── */

.text-secondary { color: var(--text-secondary); }
.text-tertiary  { color: var(--text-tertiary); }
.text-center    { text-align: center; }
.mt-auto        { margin-top: auto; }
.w-full         { width: 100%; }

.flex           { display: flex; }
.flex-col       { flex-direction: column; }
.items-center   { align-items: center; }
.justify-between{ justify-content: space-between; }
.gap-4          { gap: var(--sp-4); }
.gap-6          { gap: var(--sp-6); }
.gap-8          { gap: var(--sp-8); }

.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;
}

/* ── Keyframe animations ──────────────────────────────────── */

@keyframes pulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.3); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: span 2; }
}

@media (max-width: 768px) {
  .nav__links, .nav__actions { display: none; }
  .nav__toggle { display: flex; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
  .footer__brand { grid-column: span 2; }
  .footer__bottom { flex-direction: column; align-items: flex-start; gap: var(--sp-4); }
  .hero__scroll { display: none; }
}

@media (max-width: 480px) {
  .footer__top { grid-template-columns: 1fr; }
  .footer__brand { grid-column: span 1; }
  .trust-bar__items { gap: var(--sp-6); }
}