:root {
  --bg: #050811;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-strong: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.14);
  --text: #e9edf7;
  --muted: #a7b3c7;
  --accent: #6df0c2;
  --accent-2: #7aa8ff;
  --gradient: linear-gradient(135deg, #6df0c2 0%, #7aa8ff 100%);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", "Space Grotesk", system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(109, 240, 194, 0.08), transparent 35%),
    radial-gradient(circle at 80% 0%, rgba(122, 168, 255, 0.08), transparent 35%),
    var(--bg);
  color: var(--text);
  letter-spacing: 0.01em;
  line-height: 1.6;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body.reduce-motion {
  scroll-behavior: auto;
}

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

.page {
  position: relative;
  isolation: isolate;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.02), rgba(109, 240, 194, 0.02));
}

.bg-noise {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 10% 10%, rgba(109, 240, 194, 0.06), transparent 30%),
    radial-gradient(circle at 80% 0%, rgba(122, 168, 255, 0.06), transparent 30%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
  filter: saturate(120%);
  opacity: 0.9;
  pointer-events: none;
  z-index: 0;
}

main {
  padding: 32px 24px 80px;
  position: relative;
  z-index: 1;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  margin: 0 0 12px;
  background: rgba(7, 11, 23, 0.85);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: radial-gradient(circle at 30% 30%, rgba(109, 240, 194, 0.32), rgba(10, 14, 26, 0.4));
  box-shadow: 0 12px 28px rgba(109, 240, 194, 0.28);
}

.logo-mark-svg {
  width: 100%;
  height: 100%;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.logo-stroke {
  stroke-dasharray: 360;
  stroke-dashoffset: 360;
  animation: draw 1.4s ease forwards;
}

.brand-mark:hover .logo-mark-svg {
  filter: drop-shadow(0 0 12px rgba(109, 240, 194, 0.35));
  transform: rotate(2deg);
  transition: filter 0.2s ease, transform 0.2s ease;
}

.brand-name {
  display: block;
  font-weight: 700;
  font-size: 15px;
}

.brand-sub {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
}

.nav a {
  padding: 10px 12px;
  border-radius: 12px;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  border: 1px solid transparent;
}

.nav a:hover,
.nav a.active {
  background: var(--panel);
  border-color: var(--border);
  transform: translateY(-1px);
  color: #fff;
}

.desktop-cta {
  display: inline-flex;
}

.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lang-dropdown {
  position: relative;
  z-index: 50;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
}

.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: rgba(10, 14, 26, 0.95);
  border: 1px solid var(--border);
  border-radius: 12px;
  list-style: none;
  padding: 6px;
  margin: 0;
  display: none;
  min-width: 150px;
  box-shadow: var(--shadow);
  z-index: 999;
  pointer-events: auto;
}

.lang-menu.open {
  display: block;
}

.lang-menu li {
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.lang-menu li:hover {
  background: var(--panel-strong);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
}

.btn.primary {
  background: var(--gradient);
  color: #050811;
  box-shadow: 0 14px 38px rgba(109, 240, 194, 0.35);
  position: relative;
  overflow: hidden;
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 46px rgba(122, 168, 255, 0.35);
}

.btn.primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0) 30%, rgba(255, 255, 255, 0.22) 50%, rgba(255, 255, 255, 0) 70%);
  transform: translateX(-120%);
  animation: shine 3.2s ease-in-out infinite;
}

.btn.ghost {
  border-color: var(--border);
  background: var(--panel);
  color: var(--text);
}

.btn.ghost:hover {
  background: var(--panel-strong);
}

.hero {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 18px auto 10px;
  padding: 56px 0 40px;
  min-height: auto;
  display: grid;
  align-items: start;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 48px;
  align-items: start;
}

.hero-left {
  grid-column: 1 / span 7;
  display: grid;
  gap: 16px;
  align-content: start;
  justify-items: start;
  padding-top: 8px;
}

.hero-illustration {
  grid-column: 8 / span 5;
  display: grid;
  align-content: center;   /* statt start */
  justify-items: end;
  align-self: center;      /* vertikal im Hero-Grid zentrieren */
}

.hero-kicker {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
}

.hero-left h1 {
  font-family: "Space Grotesk", "Manrope", sans-serif;
  font-size: clamp(36px, 4.8vw, 50px);
  line-height: 1.08;
  margin: 4px 0 6px;
  max-width: 36ch;
  letter-spacing: -0.01em;
}

.lead {
  color: var(--muted);
  font-size: 16px;
  max-width: 52ch;
  margin: 0;
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 14px 0 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 12px;
}

.chip-compact {
  padding: 6px 9px;
  font-size: 10.5px;
}

.tech-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 6px 0 2px;
}

.hero-chips {
  gap: 8px;
}

.hero-meta-line {
  color: var(--muted);
  font-size: 13px;
  margin: 4px 0 0;
}

.system-illustration {
  max-width: 460px;
  max-height: 280px;
  width: 100%;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: radial-gradient(circle at 20% 30%, rgba(109, 240, 194, 0.07), transparent 45%),
    radial-gradient(circle at 90% 10%, rgba(122, 168, 255, 0.06), transparent 40%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.03), rgba(109, 240, 194, 0.03));
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

.system-illustration svg {
  width: 100%;
  height: auto;
  display: block;
}

.sys-line {
  stroke-dasharray: 6 12;
  animation: dash-line 4s ease-in-out infinite;
}

.sys-node.float {
  animation: float 12s ease-in-out infinite alternate;
}

.sys-node.float.slow {
  animation-duration: 16s;
}

.hero-visual {
  position: relative;
}

.visual-orb {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(109, 240, 194, 0.32), rgba(10, 14, 26, 0.5));
  filter: blur(10px);
  animation: float 18s ease-in-out infinite alternate;
}

.card-stack {
  position: relative;
  width: min(380px, 90vw);
  perspective: 1000px;
  transform-style: preserve-3d;
  transform: rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 0.4s ease;
}

.stack-card {
  position: relative;
  padding: 34px 14px 14px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.04), rgba(109, 240, 194, 0.06));
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
  transform-style: preserve-3d;
  overflow: hidden;
}

.stack-ghost {
  opacity: 0.18;
  pointer-events: none;
}

.card-top {
  transform: translateZ(60px) translateY(-10px);
}

.card-mid {
  transform: translateZ(30px) translateY(10px);
  background: linear-gradient(140deg, rgba(122, 168, 255, 0.08), rgba(255, 255, 255, 0.02));
}

.card-bottom {
  transform: translateZ(0) translateY(30px);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.03), rgba(109, 240, 194, 0.05));
}

.badge-live {
  position: absolute;
  top: 12px;
  right: 12px;
  overflow: hidden;
  z-index: 2;
}

.badge-corner {
  position: static;
  font-size: 10px;
  padding: 4px 8px;
  border-radius: 8px;
}

.badge-live::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(109, 240, 194, 0.5);
  animation: pulse 2.6s ease-in-out infinite;
}

.badge {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 10px;
  background: var(--panel-strong);
  border: 1px solid var(--border);
  font-size: 12px;
}

.stack-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.12), transparent 45%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.stack-card:hover::after {
  opacity: 1;
}

.stack-title {
  margin: 12px 0 6px;
  font-weight: 700;
  position: relative;
  z-index: 1;
}

.stack-text {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 14px;
  max-width: 240px;
  position: relative;
  z-index: 1;
}

.stack-card::before {
  content: "";
  position: absolute;
  inset: -10px;
  border-radius: 20px;
  border: 1px solid rgba(109, 240, 194, 0.15);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.stack-card:hover::before {
  opacity: 1;
}

.capabilities {
  margin-top: 10px;
}

.capabilities .card {
  min-height: 140px;
}

.engineering-proof {
  margin-top: 20px;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 12px;
}

.proof-card {
  padding: 14px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

.proof-card h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.proof-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-surface {
  position: relative;
  padding: 28px 32px 32px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: radial-gradient(circle at 18% 22%, rgba(109, 240, 194, 0.06), transparent 38%),
    radial-gradient(circle at 82% 10%, rgba(122, 168, 255, 0.06), transparent 32%),
    linear-gradient(140deg, rgba(255, 255, 255, 0.02), rgba(5, 8, 17, 0.7));
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.4);
  min-height: auto;
  display: grid;
  align-items: start;
}

.hero-surface::after {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  pointer-events: none;
  mix-blend-mode: screen;
  opacity: 0.22;
}

.section {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 52px auto 0;
  padding: 0 4px;
  scroll-margin-top: 90px;
}

.section-header {
  max-width: 780px;
  margin-bottom: 20px;
}

.section-header.compact {
  margin-bottom: 12px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 12px;
  color: var(--muted);
  margin: 0 0 8px;
}

.section h2 {
  font-size: clamp(26px, 3vw, 34px);
  margin: 0 0 8px;
}

.muted {
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 16px;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.grid.four {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.45);
}

.glass {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.02), rgba(109, 240, 194, 0.05));
}

.outline {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.02), rgba(122, 168, 255, 0.04));
  border: 1px dashed var(--border);
}

.card h3 {
  margin: 6px 0 8px;
  font-size: 18px;
}

.card p {
  margin: 0 0 10px;
  color: var(--muted);
}

.mock-screen {
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.03), rgba(109, 240, 194, 0.05));
  display: grid;
  gap: 6px;
}

.mock-screen .bar {
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.25), rgba(109, 240, 194, 0.5));
}

.mock-screen .bar.mid {
  width: 70%;
}

.mock-screen .bar.short {
  width: 40%;
}

.mock-screen .bar.wide {
  width: 95%;
}

.stack-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.badge {
  padding: 6px 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel-strong);
  font-size: 12px;
  color: var(--text);
}

.card-label {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 12px;
  background: var(--panel-strong);
  border: 1px solid var(--border);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  display: grid;
  gap: 8px;
  color: var(--text);
}

.checklist li {
  display: flex;
  gap: 10px;
  align-items: center;
}

.checklist li::before {
  content: "•";
  color: var(--accent);
  font-weight: 700;
}

.trust {
  margin-top: 40px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.trust-badge {
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.trust-badge::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: radial-gradient(circle at 20% 20%, rgba(109, 240, 194, 0.2), transparent 50%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.trust-badge:hover::before {
  opacity: 1;
}

.timeline {
  position: relative;
  height: 6px;
  background: var(--panel);
  border-radius: 999px;
  overflow: hidden;
  margin: 6px 0 18px;
}

.timeline-line {
  position: absolute;
  inset: 0;
  background: var(--gradient);
  width: 100%;
  transform: scaleX(0.25);
  transform-origin: left;
  transition: transform 0.8s ease;
}

.process {
  display: grid;
  gap: 12px;
}

.step {
  display: flex;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--panel);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--gradient);
  color: #050811;
  font-weight: 800;
}

.step::after {
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(120deg, rgba(109, 240, 194, 0.12), rgba(122, 168, 255, 0.12));
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

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

.metrics {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.metric {
  padding: 6px 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel-strong);
  color: var(--accent);
  font-weight: 700;
  font-size: 12px;
}

.about {
  display: grid;
  gap: 16px;
  grid-template-columns: 1.2fr 1fr;
  align-items: start;
}

.about-text p {
  margin: 0 0 12px;
  color: var(--muted);
}

.about-cards {
  display: grid;
  gap: 10px;
}

.card.mini {
  padding: 12px;
}

.strong {
  color: var(--text);
  font-weight: 700;
  margin: 6px 0 0;
}

.contact {
  margin-bottom: 60px;
}

.contact-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.contact-line {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.contact-line a {
  color: var(--accent);
}

.label {
  color: var(--muted);
  font-size: 14px;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 24px 24px 32px;
  background: rgba(5, 8, 17, 0.9);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  font-size: 14px;
}

.footer-col h4 {
  margin: 0 0 8px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}

.footer-links a,
.link-button {
  color: var(--muted);
  text-decoration: none;
}

.link-button {
  border: none;
  background: transparent;
  padding: 0;
  text-align: left;
  cursor: pointer;
  color: var(--muted);
}

.legal-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.legal-modal.open {
  display: flex;
}

.legal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(6px);
}

.legal-content {
  position: relative;
  background: rgba(10, 14, 26, 0.95);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
  width: min(520px, 92vw);
  box-shadow: var(--shadow);
  z-index: 1;
  max-height: 80vh;
  overflow-y: auto;
}

.legal-inner {
  display: none;
}

.legal-inner h3 {
  margin: 0 0 8px;
}

.legal-inner p {
  margin: 4px 0;
  color: var(--muted);
}

.legal-modal.open .legal-inner {
  display: none;
}

.close-btn {
  position: sticky;
  top: 0;
  float: right;
  border: none;
  background: var(--panel);
  color: var(--text);
  border-radius: 10px;
  padding: 6px 10px;
  cursor: pointer;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.child-reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  transition-delay: var(--reveal-delay, 0ms);
}

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

/* Language rendering */
.lang-content {
  display: none;
}

/* JS setzt data-lang auf <body>. `revert` erhält das natürliche display von h1/p/etc. */
body[data-lang="de"] .lang-content[data-lang="de"],
body[data-lang="en"] .lang-content[data-lang="en"],
body[data-lang="ar"] .lang-content[data-lang="ar"] {
  display: revert;
}

body[data-lang="ar"] {
  direction: rtl;
}

body[data-lang="ar"] .nav {
  flex-direction: row-reverse;
}

body[data-lang="ar"] .footer {
  direction: rtl;
}

body[data-lang="ar"] .footer-links,
body[data-lang="ar"] .contact-line {
  direction: ltr;
}

/* Reduced motion overrides */
.reduce-motion .btn.primary::after,
.reduce-motion .badge-live::after,
.reduce-motion .visual-orb,
.reduce-motion .stack-card,
.reduce-motion .logo-stroke,
.reduce-motion .sys-line,
.reduce-motion .sys-node {
  animation: none !important;
}

@media (max-width: 960px) {
  .topbar {
    flex-wrap: wrap;
    gap: 10px;
  }

  .nav {
    display: none;
  }

  .desktop-cta {
    display: none;
  }

  .hamburger {
    display: inline-flex;
  }

  .top-actions {
    gap: 8px;
  }

  .hero {
    min-height: auto;
    padding: 82px 0 64px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .hero-surface {
    padding: 26px 24px 28px;
    border-radius: 20px;
    min-height: auto;
    align-items: start;
  }

  .hero-illustration {
    grid-column: 1 / -1;
    justify-items: center;
  }

  .hero-left {
    grid-column: 1 / -1;
  }

  .proof-grid {
    grid-template-columns: repeat(2, minmax(200px, 1fr));
  }

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

  .lang-menu {
    right: auto;
    left: 0;
  }
}

@media (max-width: 640px) {
  .topbar {
    position: static;
    margin: 0 0 4px;
    padding: 10px 14px;
  }

  .hero {
    margin: 4px auto 8px;
    padding: 22px 0 30px;
  }

  .hero-surface {
    padding: 18px 16px 22px;
    border-radius: 18px;
    min-height: auto;
    align-items: start;
    margin-top: 0;
  }

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

  main {
    padding: 12px 14px 56px;
  }

  .cta-row {
    width: 100%;
    flex-direction: column;
  }

  .cta-row .btn {
    flex: 1 1 auto;
    width: 100%;
    justify-content: center;
  }

  .nav a {
    padding: 8px 10px;
  }

  .logo-slab {
    width: 100%;
  }

  .trust-row {
    justify-content: flex-start;
  }

  .system-illustration {
    max-width: 320px;
    padding: 10px;
  }

  .tech-chips .chip:nth-child(n + 7) {
    display: none;
  }
}

.mobile-drawer {
  position: fixed;
  inset: 0;
  display: none;
  pointer-events: none;
  z-index: 30;
}

.mobile-drawer.open {
  display: block;
  pointer-events: auto;
}

.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: min(320px, 80vw);
  background: rgba(10, 14, 26, 0.96);
  border-left: 1px solid var(--border);
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
  padding: 16px;
  gap: 16px;
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.drawer-links {
  display: grid;
  gap: 10px;
}

.drawer-links a {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
}

.drawer-legal {
  display: grid;
  gap: 8px;
  margin-top: auto;
}

@keyframes bgPulse {
  from {
    filter: hue-rotate(0deg);
  }
  to {
    filter: hue-rotate(10deg);
  }
}

@keyframes float {
  from {
    transform: translateY(0px);
  }
  to {
    transform: translateY(12px);
  }
}

@keyframes shine {
  0% {
    transform: translateX(-130%);
  }
  50% {
    transform: translateX(0%);
  }
  100% {
    transform: translateX(130%);
  }
}

@keyframes draw {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes pulse {
  0% {
    opacity: 0.6;
    transform: scale(0.98);
  }
  50% {
    opacity: 0.2;
    transform: scale(1.04);
  }
  100% {
    opacity: 0.6;
    transform: scale(0.98);
  }
}

@keyframes dash-line {
  0% {
    stroke-dashoffset: 0;
    opacity: 0.7;
  }
  50% {
    opacity: 1;
  }
  100% {
    stroke-dashoffset: 48;
    opacity: 0.7;
  }
}

.no-scroll {
  overflow: hidden;
}