/* Base reset */
.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;
}

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

:root {
  --bg: #030712;
  --card: #111827;
  --card-soft: #1f2937;
  --text: #f3f4f6;
  --muted: #9ca3af;
  --line: rgba(255, 255, 255, 0.08);
  --accent: #8b5cf6;
  --accent-2: #ec4899;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 20px 80px -10px rgba(0, 0, 0, 0.5);
  --radius: 20px;
  --radius-sm: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  margin: 0;
  font-family: 'Inter', 'SF Pro Display', 'Segoe UI', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 0%, rgba(139, 92, 246, 0.15), transparent 40%),
    radial-gradient(circle at 85% 100%, rgba(236, 72, 153, 0.15), transparent 40%),
    linear-gradient(180deg, #020617 0%, #0f172a 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Hero */
.hero {
  padding: 2.5rem 0 2rem;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.08), rgba(236, 72, 153, 0.05)),
    rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 18px 70px rgba(0, 0, 0, 0.35);
}

.hero-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  align-items: center;
  animation: fadeIn 0.8s ease-out;
}

.hero h1 {
  margin: 0.2rem 0 0.6rem;
  font-size: clamp(2.1rem, 3vw, 2.6rem);
  letter-spacing: -0.02em;
}

.hero .lead {
  color: var(--muted);
  max-width: 30rem;
  margin: 0.4rem 0 1rem;
}

.hero .eyebrow {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  font-size: 0.75rem;
  margin: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.75rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

.badge.success {
  color: #4ade80;
  border-color: rgba(74, 222, 128, 0.4);
  background: rgba(74, 222, 128, 0.08);
}

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

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.stat-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
}

.stat-card .eyebrow {
  margin-bottom: 0.15rem;
}

/* Layout */
main {
  flex: 1;
  padding: 2rem 0 2.5rem;
}

.layout-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.25rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  animation: slideUp 0.6s ease-out backwards;
}

.card:nth-child(1) {
  animation-delay: 0.1s;
}

.card:nth-child(2) {
  animation-delay: 0.2s;
}

.card:nth-child(3) {
  animation-delay: 0.3s;
}

.card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.25rem;
}

.card p {
  margin: 0;
}

.card+.card {
  margin-top: 0;
}

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card-primary {
  background: linear-gradient(150deg, rgba(37, 99, 235, 0.1), rgba(15, 23, 42, 0.95));
}

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

.notice {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.6rem 0.8rem;
  background: rgba(245, 158, 11, 0.12);
  color: #facc15;
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: 10px;
  font-weight: 700;
}

/* Form */
.input-stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

label {
  font-weight: 700;
}

.input-row {
  display: flex;
  gap: 0.6rem;
}

input {
  flex: 1;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: #0b1221;
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  font-size: 1rem;
}

input:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}

.btn {
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #041021;
  box-shadow: 0 12px 32px rgba(37, 99, 235, 0.35);
}

.btn.secondary {
  background: rgba(255, 255, 255, 0.06);
}

.btn.ghost {
  background: transparent;
  color: var(--muted);
}

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

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn.small {
  padding: 0.6rem 0.9rem;
}

.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.9rem;
  justify-content: flex-start;
}

/* Code display */
.code-display {
  text-align: center;
  padding: 1.6rem;
  border-radius: var(--radius);
  background: #0b1221;
  border: 1px solid var(--line);
  position: relative;
  margin-bottom: 0.7rem;
}

.code-value {
  font-size: 3.2rem;
  letter-spacing: 0.16rem;
  font-weight: 800;
  margin: 0 0 1rem;
  font-family: 'JetBrains Mono', 'SFMono-Regular', 'Menlo', monospace;
}

.progress-shell {
  height: 10px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--line);
  margin-bottom: 0.35rem;
}

.countdown-progress {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
  transition: width 1s linear;
}

.countdown-timer {
  margin-top: 0.4rem;
  color: var(--muted);
  font-weight: 700;
}

/* QR */
.qr-frame {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 220px;
  padding: 1rem;
  background: #0b1221;
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
}

#qr-container svg,
#qr-modal-container svg {
  width: 220px;
  height: 220px;
}

/* Info cards */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.info-card {
  background: var(--card-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
  box-shadow: var(--shadow);
}

.info-card h3 {
  margin: 0.25rem 0 0.5rem;
}

.info-card ul {
  margin: 0.2rem 0 0;
  padding-left: 1rem;
  color: var(--muted);
}

.info-card li {
  margin: 0.4rem 0;
}

/* Nav & footer */
nav {
  background: #0b1221;
  border-top: 1px solid var(--line);
  padding: 1.3rem 0;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 1rem;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}

nav a:hover {
  color: var(--text);
}

footer {
  background: #0b1221;
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2rem;
  text-align: center;
  color: var(--muted);
}

footer p {
  margin: 0.25rem 0;
}

footer a {
  color: var(--text);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(6, 11, 22, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-content {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 90%;
  max-height: 90%;
  position: relative;
  box-shadow: var(--shadow);
}

#close-qr-modal {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
}

/* Responsive tweaks */
@media (max-width: 640px) {
  .input-row {
    flex-direction: column;
  }

  .actions-row {
    flex-direction: column;
  }

  .code-value {
    font-size: 2.6rem;
  }
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.4);
  }

  70% {
    box-shadow: 0 0 0 10px rgba(139, 92, 246, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(139, 92, 246, 0);
  }
}

.btn.primary:hover {
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
  transform: translateY(-2px);
}

.code-display {
  transition: border-color 0.3s;
}

.code-display:hover {
  border-color: var(--accent);
}

/* Legal Pages */
.legal-container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  padding: 2rem 1rem;
}

.legal-container h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.legal-container h2 {
  font-size: 1.5rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--text);
}

.legal-container h3 {
  font-size: 1.1rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--accent);
}

.legal-container h4,
.legal-container h5 {
  font-size: 1rem;
  margin-top: 1.5rem;
  color: var(--text);
}

.legal-container p {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.legal-container ul {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.legal-container li {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 0.75rem;
  padding: 0 1rem;
}

.legal-container .legal-section {
  margin-bottom: 2rem;
}