:root {
  --font-display: -apple-system, "SF Pro Display", "SF Pro Rounded", system-ui, "Segoe UI", sans-serif;
  --font-body: -apple-system, "SF Pro Text", system-ui, "Segoe UI", sans-serif;
  --font-mono: "SF Mono", ui-monospace, "JetBrains Mono", monospace;

  --signal: #0A84FF;
  --signal-soft: rgba(10, 132, 255, 0.16);
  --signal-line: rgba(10, 132, 255, 0.35);
  --amber: #FF9F0A;
  --amber-soft: rgba(255, 159, 10, 0.16);
  --danger: #FF453A;

  --content-max: 640px;
  --radius-lg: 26px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --gap: 12px;

  --ease: cubic-bezier(.25, 1, .3, 1);
  --transition-fast: 220ms var(--ease);
  --transition-mid: 380ms var(--ease);

  --glass-blur: blur(30px) saturate(190%);
  --glass-sheen: linear-gradient(155deg, rgba(255,255,255,0.30) 0%, rgba(255,255,255,0.06) 28%, rgba(255,255,255,0) 55%);
}

[data-theme="dark"] {
  --ink: #000000;
  --ink-2: #0C0C0E;
  --panel: rgba(255, 255, 255, 0.10);
  --panel-hover: rgba(255, 255, 255, 0.16);
  --panel-border: rgba(255, 255, 255, 0.20);
  --text: #F5F5F7;
  --muted: rgba(235, 235, 245, 0.6);
  --line: rgba(255, 255, 255, 0.1);
  --robot-body: #0A84FF;
  --shadow: 0 10px 34px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255,255,255,0.12);
}

[data-theme="light"] {
  --ink: #E9E9EC;
  --ink-2: #F2F2F5;
  --panel: rgba(255, 255, 255, 0.55);
  --panel-hover: rgba(255, 255, 255, 0.78);
  --panel-border: rgba(255, 255, 255, 0.7);
  --text: #1C1C1E;
  --muted: rgba(60, 60, 67, 0.6);
  --line: rgba(60, 60, 67, 0.12);
  --robot-body: #0A84FF;
  --shadow: 0 8px 28px rgba(20, 22, 27, 0.12), inset 0 1px 0 rgba(255,255,255,0.8);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition-mid), color var(--transition-mid);
}

body { position: relative; overflow-x: hidden; }

::selection { background: var(--signal-soft); color: var(--text); }

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

svg { display: block; }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 6px;
}

.bg-scene {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  background: var(--ink);
}

.bg-grid {
  position: absolute;
  inset: -10%;
  background:
    radial-gradient(38% 32% at 18% 12%, rgba(10,132,255,0.35), transparent 70%),
    radial-gradient(42% 36% at 85% 18%, rgba(255,159,10,0.22), transparent 70%),
    radial-gradient(46% 40% at 30% 92%, rgba(191,90,242,0.22), transparent 70%),
    radial-gradient(40% 34% at 92% 88%, rgba(48,209,88,0.16), transparent 70%);
  filter: blur(70px) saturate(140%);
  opacity: 0.9;
  animation: mesh-drift 24s ease-in-out infinite alternate;
}

[data-theme="light"] .bg-grid { opacity: 0.55; }

@keyframes mesh-drift {
  0%   { transform: translate(0, 0) scale(1) rotate(0deg); }
  50%  { transform: translate(3%, -3%) scale(1.08) rotate(4deg); }
  100% { transform: translate(-2%, 2%) scale(1.03) rotate(-3deg); }
}

.bg-sweep { display: none; }

@media (prefers-reduced-motion: reduce) {
  .bg-grid { animation: none; }
}

.page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 40px 18px 64px;
}

.wrap {
  width: 100%;
  max-width: var(--content-max);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.banner,
.link-card,
.social-pill,
.theme-toggle,
.robot-btn,
.robot-bubble,
.toast,
.avatar {
  background: var(--panel);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--panel-border);
  position: relative;
  isolation: isolate;
}

.banner::before,
.link-card::before,
.social-pill::before,
.theme-toggle::before,
.robot-btn::before,
.robot-bubble::before,
.toast::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--glass-sheen);
  pointer-events: none;
  z-index: -1;
}

.social-pill--brand img { width: 22px; height: 22px; border-radius: 7px; object-fit: contain; }

.profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  position: relative;
  padding-top: 6px;
}

.avatar-wrap {
  position: relative;
  width: 88px;
  height: 88px;
  margin-bottom: 10px;
}

.avatar-glow {
  position: absolute;
  inset: -20px;
  border-radius: 40px;
  background: radial-gradient(circle, var(--signal-soft), transparent 70%);
  filter: blur(16px);
  animation: core-pulse 4.5s ease-in-out infinite;
}

.avatar-ring {
  position: absolute;
  inset: -4px;
  border-radius: 30px;
  padding: 2px;
  background: conic-gradient(from 0deg, var(--signal), var(--amber), #BF5AF2, var(--signal));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: ring-spin 9s linear infinite;
  opacity: 0.85;
}

@keyframes ring-spin { to { transform: rotate(360deg); } }
@keyframes core-pulse {
  0%, 100% { opacity: 0.35; transform: scale(1); }
  50%      { opacity: 0.65; transform: scale(1.08); }
}

@media (prefers-reduced-motion: reduce) {
  .avatar-ring, .avatar-glow { animation: none; }
}

.avatar {
  width: 88px;
  height: 88px;
  border-radius: 26px;
  object-fit: cover;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 25px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 6px 0 0;
}

.bio {
  font-size: 14.5px;
  color: var(--muted);
  margin: 0;
  max-width: 46ch;
  line-height: 1.5;
  font-weight: 500;
}

.socials {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.social-pill {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  box-shadow: var(--shadow);
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.social-pill svg { width: 18px; height: 18px; }

.social-pill:hover {
  transform: translateY(-2px) scale(1.05);
  background: var(--panel-hover);
  border-color: var(--signal-line);
  color: var(--signal);
}

.social-pill--brand:hover { color: inherit; }

.social-pill:active { transform: scale(0.94); }

.theme-toggle {
  position: absolute;
  top: 0;
  right: 0;
  width: 38px;
  height: 38px;
  border-radius: 13px;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

.theme-toggle svg { width: 16px; height: 16px; }

.theme-toggle:hover { transform: rotate(20deg) scale(1.05); background: var(--panel-hover); color: var(--signal); }

.banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  transition: transform var(--transition-fast);
  opacity: 0;
  animation: rise-in 500ms var(--ease) forwards;
}

.banner:hover { transform: translateY(-1px) scale(1.005); }

.banner-icon {
  width: 32px;
  height: 32px;
  border-radius: 11px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--signal-soft);
  color: var(--signal);
}

.banner-icon svg { width: 15px; height: 15px; }

.banner-text { display: flex; flex-direction: column; gap: 1px; text-align: left; min-width: 0; }

.banner-title {
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.banner-desc {
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.banner-tag {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid var(--amber-soft);
  padding: 3px 8px;
  border-radius: 999px;
  flex-shrink: 0;
  background: var(--amber-soft);
}

.links {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

.link-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  transition: transform var(--transition-fast), background var(--transition-fast),
              border-color var(--transition-fast), box-shadow var(--transition-fast);
  opacity: 0;
  transform: translateY(10px);
  animation: rise-in 520ms var(--ease) forwards;
}

.link-card:hover {
  transform: translateY(-3px) scale(1.01);
  background: var(--panel-hover);
  border-color: var(--signal-line);
}

.link-card:active { transform: translateY(0) scale(0.98); }

@keyframes rise-in {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .link-card, .banner { animation: none; opacity: 1; transform: none; }
}

.link-index {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  width: 20px;
  flex-shrink: 0;
  transition: color var(--transition-fast);
}

.link-card:hover .link-index { color: var(--signal); }

.link-body { min-width: 0; flex: 1; text-align: left; }

.link-title {
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.01em;
}

.link-desc {
  font-size: 12.5px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 1px;
  font-weight: 500;
}

.link-arrow {
  color: var(--muted);
  flex-shrink: 0;
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.link-arrow svg { width: 15px; height: 15px; }

.link-card:hover .link-arrow { transform: translateX(3px); color: var(--signal); }

.link-card.featured {
  border-color: var(--signal-line);
  background: linear-gradient(135deg, var(--signal-soft), var(--panel) 65%);
  position: relative;
}

.link-card.featured .link-index { color: var(--signal); }

.featured-tag {
  position: absolute;
  top: -8px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  background: var(--amber);
  padding: 2px 8px;
  border-radius: 999px;
  box-shadow: var(--shadow);
}

.link-card.contact-card { border-left: 2px solid var(--amber); }

.link-card.image-card {
  flex-direction: column;
  align-items: stretch;
  padding: 0;
  overflow: hidden;
}

.link-card.image-card .card-thumb-wrap { position: relative; }

.link-card.image-card .card-thumb {
  width: 100%;
  aspect-ratio: 16/8;
  object-fit: cover;
  background: var(--ink-2);
  display: block;
}

.thumb-index {
  position: absolute;
  top: 10px;
  left: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: #fff;
  background: rgba(0, 0, 0, 0.35);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.2);
}

.link-card.image-card .link-body { padding: 12px 16px 16px; }

.link-card.video-card .play-badge {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.18);
  color: #fff;
}

.link-card.video-card .play-badge svg { width: 34px; height: 34px; }

.link-section-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 16px 2px 2px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.link-section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.links-empty {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 20px 0;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton-block, .skeleton-line {
  background: linear-gradient(90deg, var(--panel) 25%, var(--panel-hover) 50%, var(--panel) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.6s ease-in-out infinite;
  border-radius: var(--radius-sm);
  border: 1px solid var(--panel-border);
}

.avatar-skeleton { width: 88px; height: 88px; border-radius: 26px; margin-bottom: 10px; position: relative; z-index: 1; }

.skeleton-line {
  display: inline-block;
  height: 14px;
  width: 140px;
  border-radius: 6px;
}

.skeleton-links { display: flex; flex-direction: column; gap: var(--gap); }

.link-skeleton { height: 64px; border-radius: var(--radius-md); }

@media (prefers-reduced-motion: reduce) {
  .skeleton-block, .skeleton-line { animation: none; opacity: 0.6; }
}

.quiet-fallback {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 30px 0;
}

.footer {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
  padding-top: 16px;
  white-space: pre-line;
}

.footer p { margin: 0; }
.footer #footerText:not([hidden]) + .footer-copyright { margin-top: 4px; }

.footer-copyright {
  font-size: 11px;
  opacity: 0.7;
}

.robot-wrap {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.robot-btn {
  width: 56px;
  height: 56px;
  border-radius: 19px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: robot-float 3.6s ease-in-out infinite;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.robot-btn:hover { transform: scale(1.06); border-color: var(--signal-line); }
.robot-btn:active { transform: scale(0.94); }

@keyframes robot-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@media (prefers-reduced-motion: reduce) {
  .robot-btn { animation: none; }
}

.robot-bubble {
  max-width: 220px;
  box-shadow: var(--shadow);
  padding: 12px 14px;
  border-radius: 18px 18px 4px 18px;
  font-size: 13px;
  line-height: 1.4;
  font-weight: 500;
  opacity: 0;
  transform: translateY(6px) scale(0.96);
  transform-origin: bottom right;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  pointer-events: none;
}

.robot-bubble.show {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translate(-50%, 20px);
  color: var(--text);
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  z-index: 30;
}

.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (min-width: 720px) {
  .page { padding-top: 64px; }
  .avatar, .avatar-wrap { width: 100px; height: 100px; }
  .brand-name { font-size: 29px; }
}

@media (max-width: 380px) {
  .robot-btn { width: 50px; height: 50px; }
  .robot-bubble { max-width: 180px; }
}