/*
  EMBI Portal landing page styles.
  Organized for clarity: variables, base, layout, sections, and animations.
*/

:root {
  --bg: #04050a;
  --bg-soft: #090b14;
  --card: rgba(255, 255, 255, 0.05);
  --card-strong: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --primary: #8b5cf6;
  --accent-blue: #3b82f6;
  --accent-cyan: #22d3ee;
  --accent-pink: #ec4899;
  --text: #f8fafc;
  --text-soft: #94a3b8;
  --text-faint: rgba(148, 163, 184, 0.55);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --shell: min(1180px, calc(100vw - 32px));
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.2, 0.7, 0, 1);
  --focus: 0 0 0 3px rgba(34, 211, 238, 0.28), 0 0 0 1px rgba(255, 255, 255, 0.3) inset;
  --spotlight-x: 50vw;
  --spotlight-y: 18vh;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 10%, rgba(139, 92, 246, 0.18), transparent 26%),
    radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.14), transparent 24%),
    radial-gradient(circle at 50% 0%, rgba(34, 211, 238, 0.1), transparent 20%),
    linear-gradient(180deg, #04050a 0%, #050713 42%, #03040a 100%);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

button {
  font: inherit;
}

::selection {
  background: rgba(139, 92, 246, 0.35);
  color: var(--text);
}

.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;
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--text);
  color: var(--bg);
  transform: translateY(-180%);
  transition: transform 0.25s var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.glass {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.glass::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.08));
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  pointer-events: none;
}

.page-background {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: -3;
}

.aurora {
  position: absolute;
  width: 44vw;
  height: 44vw;
  border-radius: 50%;
  filter: blur(28px);
  opacity: 0.5;
  transform: translate3d(0, 0, 0);
  animation: drift 18s var(--ease-soft) infinite alternate;
}

.aurora--one {
  top: -12vw;
  left: -14vw;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.35) 0%, rgba(139, 92, 246, 0) 68%);
}

.aurora--two {
  top: 8vw;
  right: -18vw;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.32) 0%, rgba(59, 130, 246, 0) 66%);
  animation-duration: 22s;
}

.aurora--three {
  bottom: -16vw;
  left: 28vw;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.22) 0%, rgba(34, 211, 238, 0) 62%);
  animation-duration: 24s;
}

.noise {
  position: absolute;
  inset: 0;
  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: 90px 90px;
  mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.9), transparent 78%);
  opacity: 0.3;
}

.spotlight {
  position: fixed;
  top: var(--spotlight-y);
  left: var(--spotlight-x);
  width: 36rem;
  height: 36rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.12) 0%, rgba(139, 92, 246, 0.08) 20%, rgba(34, 211, 238, 0.05) 38%, transparent 68%);
  filter: blur(8px);
  pointer-events: none;
  z-index: -2;
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  transition: left 0.12s linear, top 0.12s linear;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 18px 0 0;
}

.nav {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 18px;
  border-radius: 999px;
  transition: background 0.3s var(--ease-out), border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

.site-header.is-scrolled .nav {
  background: rgba(4, 5, 10, 0.78);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand__logo {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  filter: drop-shadow(0 8px 24px rgba(139, 92, 246, 0.22));
}

.brand__copy {
  display: grid;
  gap: 2px;
}

.brand__copy strong,
.section-heading h2,
.hero__title,
.feature-card h3,
.timeline-step h3,
.split-copy h2,
.cta__card h2,
.testimonial-card blockquote,
.stat-card strong,
.footer__copyright,
.visual-card__footer strong {
  font-family: 'Space Grotesk', Inter, system-ui, sans-serif;
}

.brand__copy strong {
  font-size: 0.98rem;
  letter-spacing: 0.01em;
}

.brand__copy span {
  font-size: 0.82rem;
  color: var(--text-soft);
}

.nav__panel {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav__links a,
.footer__links a,
.footer__social a {
  color: var(--text-soft);
  transition: color 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.nav__links a:hover,
.nav__links a:focus-visible,
.footer__links a:hover,
.footer__links a:focus-visible,
.footer__social a:hover,
.footer__social a:focus-visible {
  color: var(--text);
}

.nav__links a:focus-visible,
.button:focus-visible,
.nav__toggle:focus-visible,
.footer__social a:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.nav__toggle {
  display: none;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.nav__toggle-lines {
  position: relative;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
}

.nav__toggle-lines::before,
.nav__toggle-lines::after {
  content: '';
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  transition: transform 0.25s var(--ease-out), top 0.25s var(--ease-out), opacity 0.25s var(--ease-out);
}

.nav__toggle-lines::before {
  top: -6px;
}

.nav__toggle-lines::after {
  top: 6px;
}

.nav__toggle[aria-expanded='true'] .nav__toggle-lines {
  background: transparent;
}

.nav__toggle[aria-expanded='true'] .nav__toggle-lines::before {
  top: 0;
  transform: rotate(45deg);
}

.nav__toggle[aria-expanded='true'] .nav__toggle-lines::after {
  top: 0;
  transform: rotate(-45deg);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), border-color 0.25s var(--ease-out), background 0.25s var(--ease-out), color 0.25s var(--ease-out);
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  color: #06070c;
  background: linear-gradient(135deg, #f8fafc 0%, #c7d2fe 46%, #22d3ee 100%);
  box-shadow: 0 18px 36px rgba(59, 130, 246, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.2) inset;
}

.button--primary:hover {
  box-shadow: 0 22px 42px rgba(59, 130, 246, 0.28), 0 0 0 1px rgba(255, 255, 255, 0.3) inset;
}

.button--secondary,
.button--ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
}

.button--secondary:hover,
.button--ghost:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--border-strong);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 36px;
  align-items: center;
  padding: 96px 0 56px;
  min-height: calc(100vh - 110px);
}

.hero__copy {
  max-width: 640px;
}

.eyebrow {
  margin: 0 0 18px;
  color: #c4b5fd;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero__title,
.section-heading h2,
.split-copy h2,
.cta__card h2 {
  margin: 0;
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.hero__title {
  font-size: clamp(3.4rem, 7vw, 6.8rem);
  max-width: 10ch;
}

.gradient-text {
  background: linear-gradient(135deg, #f8fafc 0%, #a78bfa 24%, #22d3ee 55%, #ec4899 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lede,
.section-heading p,
.split-copy p,
.cta__card p,
.testimonial-card span,
.feature-card p,
.timeline-step p,
.stat-card span,
.visual-card__footer span {
  color: var(--text-soft);
}

.hero__lede {
  max-width: 56ch;
  margin: 24px 0 0;
  font-size: 1.08rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 32px;
}

.hero__meta > div,
.stat-card,
.testimonial-card,
.feature-card,
.timeline-step,
.split-visual__card {
  border-radius: var(--radius-lg);
}

.hero__meta > div {
  padding: 18px 18px 16px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.hero__meta span,
.visual-card__footer strong,
.stat-card strong {
  display: block;
}

.hero__meta span {
  font-size: 1.02rem;
  font-weight: 700;
}

.hero__meta small {
  color: var(--text-soft);
}

.hero__visual {
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.2s var(--ease-out);
}

.visual-card {
  position: relative;
  overflow: hidden;
  padding: 22px;
  border-radius: var(--radius-xl);
  transform: perspective(1200px) rotateX(var(--hero-tilt-x, 0deg)) rotateY(var(--hero-tilt-y, 0deg));
}

.visual-card::after {
  content: '';
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 20%, rgba(255, 255, 255, 0.02));
  pointer-events: none;
}

.visual-card__top,
.visual-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.visual-card__top {
  color: var(--text-soft);
  font-size: 0.92rem;
}

.status-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  box-shadow: 0 0 0 6px rgba(34, 211, 238, 0.1);
}

.pill,
.file-chip,
.split-label {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-soft);
  font-size: 0.8rem;
  letter-spacing: 0.01em;
}

.waveform {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 8px;
  align-items: end;
  height: 110px;
  margin: 28px 0 22px;
  padding: 18px 0;
}

.waveform span,
.equalizer__bar {
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.95), rgba(139, 92, 246, 0.9) 42%, rgba(34, 211, 238, 0.9));
}

.waveform span {
  min-height: 18px;
  transform-origin: bottom;
  animation: equalize 1.4s var(--ease-soft) infinite;
  opacity: 0.9;
}

.waveform span:nth-child(1) { animation-delay: 0s; height: 24%; }
.waveform span:nth-child(2) { animation-delay: 0.1s; height: 48%; }
.waveform span:nth-child(3) { animation-delay: 0.2s; height: 72%; }
.waveform span:nth-child(4) { animation-delay: 0.3s; height: 42%; }
.waveform span:nth-child(5) { animation-delay: 0.4s; height: 86%; }
.waveform span:nth-child(6) { animation-delay: 0.5s; height: 56%; }
.waveform span:nth-child(7) { animation-delay: 0.6s; height: 38%; }
.waveform span:nth-child(8) { animation-delay: 0.7s; height: 64%; }
.waveform span:nth-child(9) { animation-delay: 0.8s; height: 52%; }
.waveform span:nth-child(10) { animation-delay: 0.9s; height: 80%; }
.waveform span:nth-child(11) { animation-delay: 1s; height: 40%; }
.waveform span:nth-child(12) { animation-delay: 1.1s; height: 68%; }

.conversation-preview {
  display: grid;
  gap: 12px;
}

.message {
  display: grid;
  gap: 8px;
  width: min(92%, 420px);
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.045);
}

.message p,
.timeline-step p,
.feature-card p,
.split-copy p,
.cta__card p,
.testimonial-card blockquote {
  margin: 0;
}

.message time {
  font-size: 0.78rem;
  color: var(--text-faint);
}

.message--incoming {
  justify-self: start;
  border-color: rgba(59, 130, 246, 0.24);
}

.message--outgoing {
  justify-self: end;
  border-color: rgba(139, 92, 246, 0.28);
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.1), rgba(255, 255, 255, 0.04));
}

.file-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.visual-card__footer {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.visual-card__footer strong {
  font-size: 0.92rem;
}

.equalizer {
  display: inline-flex;
  align-items: end;
  gap: 6px;
  width: 120px;
  height: 36px;
}

.equalizer__bar {
  width: 100%;
  height: 100%;
  animation: equalize 1.2s var(--ease-soft) infinite;
  opacity: 0.9;
}

.equalizer__bar:nth-child(1) { animation-delay: 0s; height: 30%; }
.equalizer__bar:nth-child(2) { animation-delay: 0.12s; height: 60%; }
.equalizer__bar:nth-child(3) { animation-delay: 0.24s; height: 42%; }
.equalizer__bar:nth-child(4) { animation-delay: 0.36s; height: 82%; }
.equalizer__bar:nth-child(5) { animation-delay: 0.48s; height: 52%; }
.equalizer__bar:nth-child(6) { animation-delay: 0.6s; height: 68%; }
.equalizer__bar:nth-child(7) { animation-delay: 0.72s; height: 34%; }
.equalizer__bar:nth-child(8) { animation-delay: 0.84s; height: 58%; }

.floating-note {
  position: absolute;
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(4, 5, 10, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.28);
  color: var(--text);
  font-size: 0.82rem;
  animation: float 6s var(--ease-soft) infinite alternate;
  backdrop-filter: blur(16px);
}

.floating-note--one {
  top: 12%;
  right: -1%;
}

.floating-note--two {
  left: -6%;
  bottom: 22%;
  animation-delay: -1.2s;
}

.floating-note--three {
  right: 6%;
  bottom: -6%;
  animation-delay: -2.2s;
}

.section {
  padding: 52px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading h2 {
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.section-heading p {
  max-width: 62ch;
  margin: 16px 0 0;
}

.section-heading--center {
  text-align: center;
  margin-inline: auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  position: relative;
  grid-column: span 4;
  min-height: 220px;
  padding: 22px;
  overflow: hidden;
  transform: translate3d(0, 0, 0);
  transition: transform 0.28s var(--ease-out), border-color 0.28s var(--ease-out), box-shadow 0.28s var(--ease-out);
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 20px 46px rgba(0, 0, 0, 0.32);
}

.feature-card::after {
  content: '';
  position: absolute;
  inset: auto -30% -40% auto;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.18), transparent 60%);
  pointer-events: none;
}

.feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.22), rgba(34, 211, 238, 0.15));
  border: 1px solid rgba(255, 255, 255, 0.09);
  color: #d8b4fe;
  font-weight: 700;
}

.feature-card h3,
.timeline-step h3,
.stat-card strong,
.testimonial-card strong,
.split-copy h2,
.cta__card h2 {
  font-size: clamp(1.12rem, 1.2vw, 1.5rem);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  align-items: center;
}

.timeline-step {
  position: relative;
  min-height: 212px;
  padding: 22px;
}

.timeline-step__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 18px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.24));
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-weight: 700;
}

.timeline-connector {
  justify-self: center;
  width: 42px;
  height: 2px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0));
}

.section--split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 32px;
  align-items: center;
}

.split-visual {
  border-radius: var(--radius-xl);
  padding: 22px;
  overflow: hidden;
  min-height: 420px;
}

.split-visual__panel {
  display: grid;
  gap: 16px;
  height: 100%;
  padding: 10px;
}

.split-visual__card {
  padding: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.split-visual__card--large {
  min-height: 180px;
  display: grid;
  align-content: end;
  background:
    radial-gradient(circle at top right, rgba(236, 72, 153, 0.18), transparent 35%),
    radial-gradient(circle at left bottom, rgba(34, 211, 238, 0.14), transparent 38%),
    rgba(255, 255, 255, 0.04);
}

.split-visual__card strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.7rem;
  margin-top: 8px;
}

.split-visual__stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.split-visual__stack .split-visual__card {
  min-height: 118px;
}

.split-copy {
  max-width: 620px;
}

.feature-list {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.feature-list span {
  color: var(--text);
  font-weight: 700;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.stat-card {
  min-height: 170px;
  padding: 22px;
  display: grid;
  align-content: center;
  gap: 8px;
  text-align: center;
}

.stat-card strong {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  line-height: 1;
  background: linear-gradient(135deg, #f8fafc 0%, #c4b5fd 34%, #22d3ee 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.testimonial-card {
  padding: 24px;
  min-height: 240px;
  display: grid;
  align-content: space-between;
  gap: 22px;
}

.testimonial-card blockquote {
  font-size: 1.05rem;
  line-height: 1.7;
}

.testimonial-card figcaption {
  display: grid;
  gap: 2px;
}

.testimonial-card strong {
  font-size: 1rem;
}

.cta {
  padding-bottom: 84px;
}

.cta__card {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 4vw, 48px);
  border-radius: 36px;
  background:
    radial-gradient(circle at top left, rgba(236, 72, 153, 0.2), transparent 28%),
    radial-gradient(circle at top right, rgba(34, 211, 238, 0.18), transparent 28%),
    linear-gradient(135deg, rgba(139, 92, 246, 0.26), rgba(59, 130, 246, 0.18) 48%, rgba(4, 5, 10, 0.92) 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.cta__card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.12), transparent 36%);
  pointer-events: none;
}

.cta__card h2 {
  max-width: 14ch;
  font-size: clamp(2.4rem, 4.8vw, 4.8rem);
}

.cta__card p {
  max-width: 62ch;
  margin-top: 18px;
}

.footer {
  display: grid;
  grid-template-columns: 1.5fr 1fr auto;
  gap: 20px;
  padding-bottom: 28px;
  align-items: start;
}

.footer__brand p {
  max-width: 44ch;
  color: var(--text-soft);
}

.footer__links,
.footer__social {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
  align-items: center;
  justify-content: flex-end;
}

.footer__social a {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__copyright {
  grid-column: 1 / -1;
  margin: 10px 0 0;
  color: var(--text-faint);
  font-size: 0.86rem;
}

.reveal {
  opacity: 0;
  transform: translate3d(0, 26px, 0) scale(0.985);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(0.92);
  }
  to {
    transform: translate3d(16px, 24px, 0) scale(1.02);
  }
}

@keyframes equalize {
  0%,
  100% {
    transform: scaleY(0.35);
    opacity: 0.7;
  }
  50% {
    transform: scaleY(1);
    opacity: 1;
  }
}

@keyframes float {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(0, -10px, 0);
  }
}

@media (max-width: 1080px) {
  .hero,
  .section--split {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 28px;
    min-height: auto;
    padding-top: 76px;
  }

  .features-grid,
  .stats-grid,
  .testimonials-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-card {
    grid-column: span 1;
  }

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

  .timeline-connector {
    width: 2px;
    height: 36px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0));
  }

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

  .footer__links,
  .footer__social {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  :root {
    --shell: min(100vw - 24px, 1180px);
  }

  .site-header {
    padding-top: 8px;
  }

  .nav {
    border-radius: 28px;
    padding: 14px 14px;
    align-items: flex-start;
  }

  .nav__toggle {
    display: inline-flex;
  }

  .nav__panel {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    display: grid;
    gap: 16px;
    padding: 18px;
    border-radius: 24px;
    background: rgba(4, 5, 10, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translate3d(0, -8px, 0);
    transition: opacity 0.24s var(--ease-out), transform 0.24s var(--ease-out);
  }

  .nav__panel.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translate3d(0, 0, 0);
  }

  .nav__links {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .nav__portal {
    width: 100%;
  }

  .hero__title {
    font-size: clamp(3rem, 15vw, 4.7rem);
  }

  .hero__meta,
  .features-grid,
  .stats-grid,
  .testimonials-grid,
  .split-visual__stack {
    grid-template-columns: 1fr;
  }

  .floating-note--one {
    right: 0;
  }

  .floating-note--two {
    left: 2%;
  }

  .floating-note--three {
    right: 2%;
    bottom: -16px;
  }

  .split-visual {
    min-height: auto;
  }

  .cta__card h2 {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .spotlight,
  .aurora,
  .floating-note,
  .waveform span,
  .equalizer__bar {
    animation: none !important;
  }
}