:root {
  --bg: #050816;
  --bg-elevated: #0b1020;
  --bg-elevated-soft: #11182a;
  --border-subtle: rgba(255, 255, 255, 0.04);
  --accent: #4f46e5;
  --accent-soft: rgba(79, 70, 229, 0.12);
  --accent-strong: #6366f1;
  --danger: #f97373;
  --danger-soft: rgba(248, 113, 113, 0.1);
  --text: #f9fafb;
  --text-muted: #9ca3af;
  --shadow-soft: 0 22px 45px rgba(15, 23, 42, 0.55);
  --radius-lg: 18px;
  --radius-pill: 999px;
  --transition-fast: 150ms ease-out;
  
  /* Platform colors */
  --platform-youtube: #ff0000;
  --platform-facebook: #1877f2;
  --platform-instagram: #e4405f;
  --platform-telegram: #0088cc;
  --platform-twitch: #9146ff;
  --platform-twitter: #1da1f2;
  --platform-linkedin: #0077b5;
  --platform-default: var(--accent-strong);
  --content-scale: 1;
}

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

html,
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'SF Pro Text',
    'Segoe UI', sans-serif;
  background: radial-gradient(circle at top, #1f2933 0, #020617 52%, #020617 100%);
  color: var(--text);
  min-height: 100%;
  overflow: hidden;
}

body {
  position: relative;
  min-height: 100vh;
  width: 100vw;
  padding: 16px 16px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.16), transparent 52%),
    radial-gradient(circle at top right, rgba(129, 140, 248, 0.18), transparent 56%),
    radial-gradient(circle at bottom, rgba(34, 197, 94, 0.06), transparent 48%),
    linear-gradient(180deg, #081120 0%, #0b1730 100%);
}

.content-shell {
  width: min(100%, 980px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: scale(var(--content-scale));
  transform-origin: center center;
  transition: transform 180ms ease-out;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.16;
  background-color: transparent;
  background-image:
    linear-gradient(
      30deg,
      transparent 46.8%,
      rgba(186, 230, 253, 0.24) 46.8% 49.8%,
      transparent 49.8%
    ),
    linear-gradient(
      150deg,
      transparent 46.8%,
      rgba(186, 230, 253, 0.24) 46.8% 49.8%,
      transparent 49.8%
    ),
    linear-gradient(
      90deg,
      transparent 47.6%,
      rgba(191, 219, 254, 0.2) 47.6% 52.4%,
      transparent 52.4%
    ),
    radial-gradient(circle at 50% 50%, rgba(125, 211, 252, 0.09), transparent 62%);
  background-size:
    69px 120px,
    69px 120px,
    69px 120px,
    69px 120px;
  background-position:
    0 0,
    0 0,
    0 0,
    34.5px 60px;
  filter: blur(0.3px);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at 20% 10%, rgba(125, 211, 252, 0.12), transparent 30%),
    radial-gradient(circle at 80% 12%, rgba(244, 114, 182, 0.08), transparent 28%),
    radial-gradient(circle at 50% 85%, rgba(59, 130, 246, 0.08), transparent 30%),
    linear-gradient(30deg, transparent 46.8%, rgba(255, 255, 255, 0.03) 46.8% 49.8%, transparent 49.8%),
    linear-gradient(150deg, transparent 46.8%, rgba(255, 255, 255, 0.03) 46.8% 49.8%, transparent 49.8%),
    linear-gradient(90deg, transparent 47.6%, rgba(255, 255, 255, 0.024) 47.6% 52.4%, transparent 52.4%);
  background-size:
    auto,
    auto,
    auto,
    69px 120px,
    69px 120px,
    69px 120px;
  background-position:
    center,
    center,
    center,
    34.5px 60px,
    34.5px 60px,
    34.5px 60px;
  opacity: 0.42;
}

.page-main,
.page-footer {
  position: relative;
  z-index: 1;
}

.page-main {
  display: grid;
  gap: 10px;
  flex: 0 1 auto;
  min-height: 0;
  align-content: center;
  width: min(100%, 540px);
}

.page-footer {
  margin-top: 10px;
  text-align: center;
  flex-shrink: 0;
  width: min(100%, 540px);
}

.muted {
  font-size: 12px;
  color: var(--text-muted);
}

.footer-clickable {
  cursor: pointer;
  user-select: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
  padding: 4px 6px;
  border-radius: 8px;
  display: inline-block;
}

.footer-clickable:hover {
  color: var(--text);
  opacity: 0.9;
}

.footer-clickable:active {
  opacity: 0.7;
}

.card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background:
    linear-gradient(145deg, rgba(15, 23, 42, 0.96), rgba(15, 23, 42, 0.96)),
    radial-gradient(circle at top, rgba(148, 163, 184, 0.3), transparent 60%);
  padding: 20px 18px;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.75);
}

.state-card {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.state-card.error {
  border-color: rgba(248, 113, 113, 0.4);
  background:
    linear-gradient(145deg, rgba(30, 64, 175, 0.9), rgba(127, 29, 29, 0.9)),
    radial-gradient(circle at top, rgba(239, 68, 68, 0.3), transparent 65%);
}

.card-title {
  margin: 0;
  font-size: 20px;
  letter-spacing: 0.02em;
}

.card-text {
  margin-top: 6px;
  margin-bottom: 0;
  font-size: 13px;
  color: var(--text-muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  padding: 7px 14px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast),
    color var(--transition-fast);
  background-color: rgba(15, 23, 42, 0.5);
  color: var(--text);
}

.btn.secondary {
  background-color: rgba(15, 23, 42, 0.85);
  border-color: rgba(148, 163, 184, 0.4);
}

.btn.secondary:hover {
  background-color: rgba(15, 23, 42, 1);
  border-color: rgba(209, 213, 219, 0.75);
  transform: translateY(-1px);
}

.spinner {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  border: 2px solid rgba(148, 163, 184, 0.35);
  border-top-color: rgba(96, 165, 250, 0.9);
  animation: spin 0.9s linear infinite;
  margin: 14px auto 0;
}

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

/* Links grid */
.links-section {
  width: 100%;
}

.links-grid {
  display: flex;
  flex-direction: column;
  gap: clamp(6px, 1vh, 10px);
  width: min(100%, 540px);
  margin: 0 auto;
}

.link-card {
  position: relative;
  overflow: hidden;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  background:
    linear-gradient(135deg, rgba(15, 23, 42, 0.92), rgba(30, 41, 59, 0.82)),
    radial-gradient(circle at top right, rgba(96, 165, 250, 0.18), transparent 48%);
  padding: 6px;
  box-shadow: 0 14px 28px rgba(2, 6, 23, 0.28);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    border-color var(--transition-fast);
  color: inherit;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
  text-decoration: none;
  cursor: pointer;
  min-height: clamp(52px, 6.5vh, 68px);
  backdrop-filter: blur(12px);
}

.link-card:hover {
  transform: translateY(-1px) scale(1.005);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.45);
  border-color: rgba(125, 211, 252, 0.42);
}

.link-card:active {
  transform: translateY(-1px) scale(0.995);
}

.platform-badge {
  --button-color: var(--platform-default);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: clamp(14px, 1.45vw, 17px);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background-color: var(--button-color);
  color: white;
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.2);
  width: auto;
  min-height: 0;
  transition: 
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    opacity var(--transition-fast);
  flex-shrink: 0;
}

.link-card-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.link-card-favicon {
  width: 18px;
  height: 18px;
  object-fit: contain;
  display: block;
}

.link-card-favicon[hidden] {
  display: none;
}

.link-card-label {
  position: relative;
  width: 100%;
  min-height: 100%;
  padding: 12px 20px;
  font-size: clamp(15px, 1.7vw, 20px);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.link-card:hover .platform-badge {
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.28);
  opacity: 0.95;
}

.platform-badge[data-platform='YouTube'] {
  --button-color: var(--platform-youtube);
}

.platform-badge[data-platform='Facebook'] {
  --button-color: var(--platform-facebook);
}

.platform-badge[data-platform='Instagram'] {
  --button-color: var(--platform-instagram);
}

.platform-badge[data-platform='Telegram'] {
  --button-color: var(--platform-telegram);
}

.platform-badge[data-platform='Twitch'] {
  --button-color: var(--platform-twitch);
}

.platform-badge[data-platform='Twitter'],
.platform-badge[data-platform='Twitter / X'] {
  --button-color: var(--platform-twitter);
}

.platform-badge[data-platform='LinkedIn'] {
  --button-color: var(--platform-linkedin);
}

/* Links Modal */
.links-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.links-modal[hidden] {
  display: none !important;
}

.links-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
}

.links-modal-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 600px;
  max-height: 80vh;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background:
    linear-gradient(145deg, rgba(15, 23, 42, 0.98), rgba(15, 23, 42, 0.98)),
    radial-gradient(circle at top, rgba(148, 163, 184, 0.2), transparent 60%);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.9);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.links-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.links-modal-title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  text-align: start;
}

.links-modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: 
    color var(--transition-fast),
    background-color var(--transition-fast);
  flex-shrink: 0;
  z-index: 10;
  position: relative;
}

.links-modal-close:hover {
  color: var(--text);
  background-color: rgba(148, 163, 184, 0.2);
}

.links-modal-close:active {
  background-color: rgba(148, 163, 184, 0.3);
}

.links-modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-link-item {
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  background: rgba(15, 23, 42, 0.5);
  margin-bottom: 12px;
  transition: 
    border-color var(--transition-fast),
    background-color var(--transition-fast);
}

.modal-link-item:last-child {
  margin-bottom: 0;
}

.modal-link-item:hover {
  border-color: rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.7);
}

.modal-link-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.modal-link-title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  flex: 1;
  min-width: 0;
}

.modal-link-url {
  display: block;
  font-size: 13px;
  color: var(--accent-strong);
  text-decoration: none;
  word-break: break-all;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(79, 70, 229, 0.1);
  border: 1px solid rgba(79, 70, 229, 0.2);
  transition: 
    background-color var(--transition-fast),
    border-color var(--transition-fast);
}

.modal-link-url:hover {
  background: rgba(79, 70, 229, 0.2);
  border-color: rgba(79, 70, 229, 0.4);
}

.modal-empty {
  text-align: center;
  color: var(--text-muted);
  padding: 40px 20px;
  margin: 0;
}

/* Responsive */
@media (max-width: 880px) {
}

@media (max-width: 640px) {
  body {
    padding: 12px 10px 8px;
  }

  .link-card {
    padding: 9px 10px;
    border-radius: 999px;
  }

  .link-card-icon {
    left: 12px;
    width: 24px;
    height: 24px;
  }

  .link-card-favicon {
    width: 15px;
    height: 15px;
  }

  .link-card-label {
    padding: 11px 18px;
  }

  .links-modal {
    padding: 12px;
  }

  .links-modal-content {
    max-height: 90vh;
  }

  .links-modal-header {
    padding: 16px 20px;
  }

  .links-modal-body {
    padding: 20px;
  }

  .modal-link-item {
    padding: 12px;
  }
}