@import url('https://fonts.bunny.net/css?family=inter-tight:400,500,600,700|inter:400,500,600&display=swap');

:root {
  --bg: #FFFFFF;
  --bg-elevated: #FFFFFF;
  --bg-sunken: #F6F4EC;

  --fg: #0E0E0E;
  --fg-secondary: #3A3A3A;
  --fg-muted: #6F6F6F;
  --fg-faint: #A8A8A8;

  --border: rgba(14, 14, 14, 0.08);
  --border-strong: rgba(14, 14, 14, 0.16);

  --yellow: #FDD300;
  --yellow-deep: #E8BF00;
  --yellow-soft: #FFF3B0;

  --accent: #0E0E0E;
  --accent-hover: #000000;

  --grad-cta: #0E0E0E;
  --grad-text: linear-gradient(92deg, #0E0E0E 0%, #2A2A2A 100%);

  --shadow-sm: 0 1px 2px rgba(14, 14, 14, 0.05), 0 1px 1px rgba(14, 14, 14, 0.04);
  --shadow-md: 0 8px 24px -6px rgba(14, 14, 14, 0.1), 0 2px 6px -2px rgba(14, 14, 14, 0.06);
  --shadow-lg: 0 24px 48px -16px rgba(14, 14, 14, 0.18), 0 8px 16px -8px rgba(14, 14, 14, 0.08);
  --shadow-cta: 0 10px 24px -8px rgba(14, 14, 14, 0.35), 0 4px 10px -2px rgba(14, 14, 14, 0.2);

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 999px;

  --container: 1200px;
  --gutter: clamp(1.25rem, 3vw, 2rem);

  --header-h: 72px;

  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  font-feature-settings: 'ss01', 'cv11', 'cv02';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}

body {
  font-size: 17px;
  line-height: 1.55;
  min-height: 100vh;
  position: relative;
}

h1, h2, h3, h4 {
  font-family: 'Inter Tight', 'Inter', sans-serif;
  font-weight: 600;
  letter-spacing: -0.022em;
  line-height: 1.05;
  margin: 0;
  color: var(--fg);
}

p { margin: 0; }

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}

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

::selection {
  background: #FDD300;
  color: var(--fg);
}

/* ====== Aurora mesh backdrop ====== */

.aurora {
  position: fixed;
  inset: -20vh -10vw auto -10vw;
  height: 120vh;
  z-index: -1;
  pointer-events: none;
  filter: blur(70px) saturate(110%);
  opacity: 0.75;
  overflow: hidden;
  will-change: transform;
}

.aurora::before,
.aurora::after,
.aurora span {
  content: '';
  position: absolute;
  border-radius: 50%;
  mix-blend-mode: multiply;
}

.aurora::before {
  width: 80vw; height: 80vw;
  top: -25vw; left: -15vw;
  background: radial-gradient(circle at center, rgba(253, 211, 0, 0.65), transparent 60%);
  animation: drift-1 38s var(--ease-in-out) infinite;
}

.aurora::after {
  width: 60vw; height: 60vw;
  top: -10vw; right: -10vw;
  background: radial-gradient(circle at center, rgba(253, 211, 0, 0.5), transparent 62%);
  animation: drift-2 44s var(--ease-in-out) infinite;
}

.aurora span {
  width: 55vw; height: 55vw;
  top: 5vw; left: 30vw;
  background: radial-gradient(circle at center, rgba(255, 243, 176, 0.75), transparent 60%);
  animation: drift-3 52s var(--ease-in-out) infinite;
}

@keyframes drift-1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(6vw, 3vh) scale(1.08); }
}
@keyframes drift-2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-4vw, 4vh) scale(1.06); }
}
@keyframes drift-3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-6vw, -2vh) scale(1.1); }
}

.grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.1  0 0 0 0 0.08  0 0 0 0 0.06  0 0 0 0.55 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ====== Container ====== */

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Inter', sans-serif;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-secondary);
  padding: 7px 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
}

/* ====== Header ====== */

.site-header {
  position: fixed;
  top: 14px;
  left: 0; right: 0;
  z-index: 50;
  display: flex;
  justify-content: center;
  padding: 0 var(--gutter);
  pointer-events: none;
}

.site-header > .header-inner {
  pointer-events: auto;
}

.header-inner {
  width: 100%;
  max-width: 1040px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 6px 6px 6px 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  transition: box-shadow 0.3s var(--ease-out), background 0.3s var(--ease-out);
}

.site-header.scrolled .header-inner {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-md);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Inter Tight', sans-serif;
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.015em;
  color: var(--fg);
}

.brand-mark {
  width: 30px; height: 30px;
  border-radius: 8px;
  overflow: hidden;
  display: inline-grid;
  place-items: center;
  box-shadow: 0 2px 8px rgba(14, 14, 14, 0.1);
}

.brand-mark svg { width: 100%; height: 100%; display: block; }

.nav {
  display: flex;
  justify-content: center;
  gap: 4px;
}

.nav a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--fg-secondary);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  transition: background 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.nav a:hover {
  background: rgba(14, 14, 14, 0.06);
  color: var(--fg);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px 11px 14px;
  border-radius: var(--radius-pill);
  background: #0E0E0E;
  color: #fff;
  font-weight: 600;
  font-size: 14.5px;
  box-shadow: var(--shadow-cta);
  transition: transform 0.2s var(--ease-out), background 0.2s var(--ease-out);
  white-space: nowrap;
}

.header-cta:hover {
  transform: translateY(-1px);
  background: #000;
}

.header-cta svg { width: 16px; height: 16px; }

.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: var(--radius-pill);
  align-items: center;
  justify-content: center;
  color: var(--fg);
}

.menu-toggle svg { width: 20px; height: 20px; }

/* ====== Buttons ====== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  font-weight: 500;
  font-size: 15.5px;
  border-radius: var(--radius-pill);
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), background 0.2s var(--ease-out);
  white-space: nowrap;
}

.btn-primary {
  background: #0E0E0E;
  color: #fff;
  box-shadow: var(--shadow-cta);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: #000;
  box-shadow: 0 14px 32px -8px rgba(14, 14, 14, 0.4), 0 6px 14px -4px rgba(14, 14, 14, 0.25);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-ghost {
  color: var(--fg);
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--border);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.85);
  border-color: var(--border-strong);
}

.btn svg { width: 17px; height: 17px; }

/* ====== Hero ====== */

.hero {
  position: relative;
  padding: calc(var(--header-h) + 48px) 0 90px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(420px, 1fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.hero-copy > .eyebrow {
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.25rem, 3.8vw + 0.75rem, 4.25rem);
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin-bottom: 24px;
  text-wrap: balance;
}

.hero h1 .accent {
  position: relative;
  display: inline-block;
  white-space: nowrap;
  z-index: 1;
}

.hero h1 .accent::before {
  content: '';
  position: absolute;
  inset: 8% -0.15em 8% -0.15em;
  background: #FDD300;
  border-radius: 8px;
  z-index: -1;
  transform: skewX(-4deg);
}

.hero-lede {
  font-size: clamp(1.05rem, 0.3vw + 1rem, 1.2rem);
  line-height: 1.5;
  color: var(--fg-secondary);
  max-width: 520px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 28px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  font-size: 13.5px;
  color: var(--fg-muted);
}

.hero-meta .dot {
  width: 3px; height: 3px;
  background: currentColor;
  border-radius: 50%;
  opacity: 0.5;
}

.hero-meta svg { width: 14px; height: 14px; color: var(--fg); }

/* ====== Hero visual: custom SVG + CSS animation ====== */

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  width: 100%;
  max-width: 640px;
  margin-left: auto;
}

.orbit {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.device {
  position: relative;
  width: 78%;
  aspect-ratio: 0.74;
  background: var(--bg-elevated);
  border-radius: 38px;
  border: 1px solid var(--border);
  box-shadow:
    0 40px 80px -32px rgba(18, 14, 11, 0.25),
    0 16px 32px -12px rgba(18, 14, 11, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  padding: 18px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 2;
  animation: float 8s var(--ease-in-out) infinite;
}

.device-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px;
  font-size: 12px;
  color: var(--fg-muted);
  font-weight: 500;
}

.device-bar .dots { display: inline-flex; gap: 5px; }
.device-bar .dots i {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--border-strong);
  font-style: normal;
}

.device-bar .url {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg-sunken);
  border-radius: var(--radius-pill);
  font-size: 11.5px;
  font-family: 'Inter', sans-serif;
  color: var(--fg-secondary);
}

.device-bar .url svg { width: 10px; height: 10px; }

.device-screen {
  margin-top: 14px;
  flex: 1;
  border-radius: 22px;
  background: #0E0E0E;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 18px;
}

.device-screen::before {
  content: '';
  position: absolute;
  inset: -30% -30% auto auto;
  width: 85%;
  aspect-ratio: 1;
  background: radial-gradient(circle at center, rgba(253, 211, 0, 0.55), transparent 65%);
  filter: blur(10px);
  animation: pulse-glow 4s ease-in-out infinite;
}

.device-screen::after {
  content: '';
  position: absolute;
  inset: auto auto -30% -30%;
  width: 70%;
  aspect-ratio: 1;
  background: radial-gradient(circle at center, rgba(253, 211, 0, 0.3), transparent 65%);
  filter: blur(10px);
  animation: pulse-glow 6s ease-in-out infinite 1s;
}

.play-badge {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 64px; height: 64px;
  border-radius: 50%;
  background: #FDD300;
  display: grid; place-items: center;
  box-shadow: 0 10px 28px rgba(253, 211, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.25);
}

.play-badge svg { width: 22px; height: 22px; color: #0E0E0E; margin-left: 3px; }

.device-caption {
  position: relative;
  color: #fff;
  z-index: 2;
}

.device-caption .title {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.device-caption .sub {
  font-size: 12px;
  opacity: 0.72;
}

.progress {
  position: relative;
  margin-top: 12px;
  height: 4px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 4px;
  overflow: hidden;
  z-index: 2;
}

.progress::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 30%;
  border-radius: 4px;
  background: #FDD300;
  animation: progress-fill 3.2s var(--ease-in-out) infinite;
}

@keyframes progress-fill {
  0% { width: 6%; }
  70% { width: 92%; }
  100% { width: 100%; opacity: 0.3; }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(-1.5deg); }
  50% { transform: translateY(-12px) rotate(-1deg); }
}

.chip {
  position: absolute;
  padding: 12px 18px 12px 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-md);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 500;
  color: var(--fg);
  z-index: 3;
  backdrop-filter: blur(6px);
}

.chip svg { width: 18px; height: 18px; }

.chip-icon {
  width: 28px; height: 28px;
  border-radius: 9px;
  display: grid; place-items: center;
  color: #fff;
  flex-shrink: 0;
}

.chip-icon svg { color: #fff; fill: #fff; width: 15px; height: 15px; }

.chip-1 {
  top: 10%; left: -6%;
  animation: chip-float-1 7s var(--ease-in-out) infinite;
}

.chip-1 .chip-icon { background: #FF0000; }

.chip-2 {
  top: 44%; right: -8%;
  animation: chip-float-2 8s var(--ease-in-out) infinite;
}

.chip-2 .chip-icon { background: #0D0D0D; }

.chip-3 {
  bottom: 8%; left: 2%;
  animation: chip-float-3 9s var(--ease-in-out) infinite;
}

.chip-3 .chip-icon { background: #0077FF; }

@keyframes chip-float-1 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-4px, -8px); }
}
@keyframes chip-float-2 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(6px, -6px); }
}
@keyframes chip-float-3 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-3px, 6px); }
}

.rings {
  position: absolute;
  inset: 0;
  display: grid; place-items: center;
  pointer-events: none;
}

.ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  opacity: 0.5;
}

.ring.r1 { width: 78%; height: 78%; animation: spin 30s linear infinite; }
.ring.r2 { width: 94%; height: 94%; opacity: 0.3; animation: spin 40s linear infinite reverse; }

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ====== Sections common ====== */

section {
  position: relative;
  padding: clamp(80px, 10vw, 130px) 0;
}

.section-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 18px;
  margin-bottom: 64px;
}

.section-head h2 {
  font-size: clamp(1.85rem, 2.2vw + 1rem, 3rem);
  letter-spacing: -0.025em;
  max-width: 680px;
}

.section-head p {
  color: var(--fg-secondary);
  font-size: clamp(1rem, 0.2vw + 1rem, 1.13rem);
  max-width: 580px;
  line-height: 1.55;
}

/* ====== Services ====== */

.services {
  background: var(--bg-sunken);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: #fff;
  overflow: hidden;
}

.service {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 32px 16px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--fg-secondary);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s var(--ease-out), color 0.3s var(--ease-out);
}

.service:hover {
  background: #FFFBE5;
  color: var(--fg);
}

.service svg {
  width: 28px;
  height: 28px;
  transition: transform 0.3s var(--ease-out);
}

.service:hover svg {
  transform: scale(1.1);
}

.services-footnote {
  text-align: center;
  margin-top: 32px;
  color: var(--fg-muted);
  font-size: 14px;
}

.services-footnote strong {
  color: var(--fg);
  font-weight: 600;
}

/* ====== How it works ====== */

.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 28px);
}

.step {
  position: relative;
  padding: 36px 32px 32px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
  overflow: hidden;
}

.step::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(253, 211, 0, 0.18), transparent 55%);
  opacity: 0;
  transition: opacity 0.35s var(--ease-out);
  pointer-events: none;
}

.step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-strong);
}

.step:hover::before {
  opacity: 1;
}

.step-num {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Inter Tight', sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg);
  margin-bottom: 24px;
}

.step-num::before {
  content: '';
  width: 28px; height: 2px;
  background: #FDD300;
  border-radius: 2px;
}

.step-visual {
  width: 64px; height: 64px;
  border-radius: var(--radius-md);
  background: #FDD300;
  display: grid; place-items: center;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}

.step-visual svg { width: 28px; height: 28px; color: #0E0E0E; position: relative; z-index: 1; }

.step h3 {
  font-size: 22px;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.step p {
  color: var(--fg-secondary);
  font-size: 15.5px;
  line-height: 1.55;
}

/* ====== Formats ====== */

.formats {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.formats-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.formats h2 {
  font-size: clamp(1.85rem, 2vw + 1rem, 2.6rem);
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.formats-copy p {
  color: var(--fg-secondary);
  font-size: 17px;
  line-height: 1.55;
  margin-bottom: 28px;
  max-width: 460px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  padding: 9px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--fg-secondary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}

.tag:hover {
  background: #fff;
  border-color: var(--border-strong);
}

.tag.featured {
  background: #FDD300;
  color: #0E0E0E;
  border-color: transparent;
  font-weight: 600;
}

.tag.featured:hover { background: #FDD300; }

.tag svg { width: 13px; height: 13px; }

.spec {
  background: var(--bg);
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.spec .label {
  font-size: 12.5px;
  font-weight: 500;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.spec .value {
  font-family: 'Inter Tight', sans-serif;
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.015em;
  color: var(--fg);
}

.spec .value .muted { color: var(--fg-muted); font-weight: 500; font-size: 16px; }

.formats-spec-outer {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--border);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  box-shadow: var(--shadow-md);
}

/* ====== FAQ ====== */

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--bg-elevated);
  overflow: hidden;
}

.faq-item + .faq-item {
  border-top: 1px solid var(--border);
}

.faq-q {
  width: 100%;
  text-align: left;
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-size: 17px;
  font-weight: 500;
  color: var(--fg);
  transition: background 0.2s var(--ease-out);
}

.faq-q:hover { background: rgba(14, 14, 14, 0.025); }

.faq-q .chevron {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--bg-sunken);
  display: grid; place-items: center;
  transition: background 0.25s var(--ease-out), transform 0.35s var(--ease-out);
  flex-shrink: 0;
}

.faq-q .chevron svg {
  width: 14px; height: 14px;
  transition: transform 0.35s var(--ease-out);
}

.faq-item[data-open="true"] .chevron {
  background: #FDD300;
  color: #0E0E0E;
}

.faq-item[data-open="true"] .chevron svg {
  transform: rotate(180deg);
}

.faq-a {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.45s var(--ease-in-out);
}

.faq-a-inner {
  padding: 0 28px 28px;
  color: var(--fg-secondary);
  font-size: 15.5px;
  line-height: 1.6;
  max-width: 720px;
}

/* ====== CTA band ====== */

.cta-band {
  padding: clamp(72px, 10vw, 120px) 0;
  position: relative;
}

.cta-card {
  position: relative;
  padding: clamp(40px, 6vw, 80px);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(120% 85% at 100% 0%, rgba(253, 211, 0, 0.2), transparent 55%),
    radial-gradient(120% 85% at 0% 100%, rgba(253, 211, 0, 0.15), transparent 55%),
    #0E0E0E;
  color: #fff;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
  border: 1px solid rgba(255,255,255,0.06);
}

.cta-card h2 {
  color: #fff;
  font-size: clamp(1.85rem, 2.5vw + 1rem, 2.85rem);
  letter-spacing: -0.025em;
  margin-bottom: 20px;
  line-height: 1.04;
}

.cta-card p {
  color: rgba(255,255,255,0.72);
  font-size: 17px;
  line-height: 1.55;
  margin-bottom: 32px;
  max-width: 440px;
}

.cta-card .btn-primary {
  background: #FDD300;
  color: #0E0E0E;
  box-shadow: 0 10px 28px -6px rgba(253, 211, 0, 0.45);
}

.cta-card .btn-primary:hover {
  background: #FFDE33;
  box-shadow: 0 14px 32px -6px rgba(253, 211, 0, 0.55);
}

.cta-card .btn-ghost {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
  color: #fff;
}

.cta-card .btn-ghost:hover {
  background: rgba(255,255,255,0.14);
}

.cta-visual {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

.cta-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.08);
}
.cta-ring.two { inset: 14%; border-color: rgba(255,255,255,0.12); }
.cta-ring.three { inset: 28%; border-color: rgba(255,255,255,0.18); }

.cta-orb {
  width: 48%; aspect-ratio: 1;
  border-radius: 50%;
  background: #FDD300;
  box-shadow: 0 20px 80px rgba(253, 211, 0, 0.45), inset 0 2px 0 rgba(255,255,255,0.35);
  display: grid; place-items: center;
  animation: float 8s var(--ease-in-out) infinite;
}

.cta-orb svg { width: 48%; height: 48%; color: #0E0E0E; }

/* ====== Footer ====== */

.site-footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, transparent 0%, var(--bg-sunken) 100%);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 3rem);
  margin-bottom: 56px;
}

.footer-brand h4 {
  font-size: 17px;
  letter-spacing: -0.015em;
  margin-bottom: 12px;
}

.footer-brand p {
  color: var(--fg-secondary);
  font-size: 14.5px;
  line-height: 1.55;
  max-width: 320px;
  margin-bottom: 20px;
}

.footer-brand .max-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--fg);
  padding: 10px 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: border-color 0.2s var(--ease-out);
}

.footer-brand .max-link:hover { border-color: var(--border-strong); }
.footer-brand .max-link svg { width: 14px; height: 14px; color: var(--fg); }

.footer-col h5 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 14.5px;
  color: var(--fg-secondary);
  transition: color 0.2s var(--ease-out);
}

.footer-col a:hover { color: var(--fg); }

.footer-legal {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.6;
}

.footer-legal .entity {
  max-width: 720px;
}

.footer-legal .entity strong { color: var(--fg-secondary); font-weight: 500; }

.disclaimer {
  margin-top: 18px;
  padding-top: 24px;
  border-top: 1px dashed var(--border);
  font-size: 12.5px;
  color: var(--fg-muted);
  line-height: 1.6;
  max-width: 860px;
}

/* ====== Reveal on scroll ====== */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ====== Doc pages ====== */

.doc {
  padding: calc(var(--header-h) + 60px) 0 80px;
  max-width: 800px;
  margin: 0 auto;
}

.doc h1 {
  font-size: clamp(2rem, 2.5vw + 1rem, 3rem);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.doc .updated {
  color: var(--fg-muted);
  font-size: 14px;
  margin-bottom: 40px;
}

.doc h2 {
  font-size: 22px;
  margin: 40px 0 14px;
  letter-spacing: -0.015em;
}

.doc h3 {
  font-size: 17px;
  margin: 28px 0 10px;
  letter-spacing: -0.01em;
}

.doc p, .doc li {
  color: var(--fg-secondary);
  font-size: 15.5px;
  line-height: 1.7;
  margin: 0 0 12px;
}

.doc ul, .doc ol {
  padding-left: 20px;
  margin: 0 0 16px;
}

.doc a:not(.back) {
  color: var(--fg);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: #FDD300;
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
  transition: text-decoration-color 0.15s var(--ease-out);
}

.doc a:not(.back):hover {
  text-decoration-color: var(--fg);
}

.doc .back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--fg-secondary);
  margin-bottom: 28px;
  padding: 8px 14px 8px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
}

.doc .back:hover { border-color: var(--border-strong); }
.doc .back svg { width: 12px; height: 12px; }

/* ====== Responsive ====== */

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-visual {
    max-width: 440px;
    margin: 0 auto;
  }

  .how-grid {
    grid-template-columns: 1fr;
  }

  .formats-wrap {
    grid-template-columns: 1fr;
  }

  .cta-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .cta-card p { margin-left: auto; margin-right: auto; }

  .cta-visual { display: none; }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .nav { display: none; }

  .menu-toggle { display: inline-flex; }

  .header-cta .label-full { display: none; }

  .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 6px 6px 6px 16px;
  }

  body.menu-open {
    overflow: hidden;
  }

  .mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 40;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: saturate(180%) blur(24px);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    padding: calc(var(--header-h) + 40px) var(--gutter) 32px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease-out);
  }

  body.menu-open .mobile-menu {
    opacity: 1;
    pointer-events: auto;
  }

  .mobile-menu a {
    padding: 18px 0;
    font-size: 22px;
    font-family: 'Inter Tight', sans-serif;
    font-weight: 500;
    letter-spacing: -0.015em;
    border-bottom: 1px solid var(--border);
  }

  .mobile-menu .btn-primary {
    margin-top: 28px;
    justify-content: center;
    padding: 16px 24px;
    font-size: 16px;
  }

  .hero {
    padding: calc(var(--header-h) + 24px) 0 60px;
  }

  .chip { font-size: 12px; padding: 8px 12px 8px 10px; }
  .chip-icon { width: 20px; height: 20px; }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-legal {
    flex-direction: column;
  }

  .formats-spec-outer {
    grid-template-columns: 1fr;
  }

  .device-caption .title { font-size: 13px; }
  .device-caption .sub { font-size: 11px; }
}

@media (max-width: 520px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero h1 {
    font-size: clamp(2.15rem, 11vw, 3rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.mobile-menu { display: none; }