/* ============================================================
   LinkVerse — Glassmorphic Link-Hub
   Dark (Default) + Light, Akzent Blau/Türkis
   ============================================================ */

:root {
  --accent: #22d3ee;
  --accent-2: #3b82f6;

  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 26px;
  --radius-full: 999px;

  --ease: cubic-bezier(.22, 1, .36, 1);
  --dur: .28s;

  --font: "Inter", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --maxw: 640px;

  /* Pro Karte ueberschreibbar. Fallback ist immer der globale Akzent. */
  --btn-1: var(--accent);
  --btn-2: var(--accent-2);
  --badge-1: var(--accent);
  --badge-2: var(--accent-2);
  --card-c: var(--accent);
  --code-c: var(--accent);
  /* Schriftfarbe auf Akzentflaechen; app.js rechnet sie aus der Akzentfarbe. */
  --on-accent: #04121c;
  --on-btn: var(--on-accent);
  --on-badge: var(--on-accent);
  --on-code: var(--on-accent);
}

/* ---------- Dark (Default) ---------- */
:root,
[data-theme="dark"] {
  /* --bg-dark / --bg-light setzt app.js aus den Profil-Einstellungen */
  --bg: var(--bg-dark, #050a14);
  --bg-2: color-mix(in srgb, var(--bg) 84%, var(--accent));
  --text: #eaf2ff;
  --text-dim: #93a7c4;
  --text-faint: #64789a;

  --glass: rgba(255, 255, 255, .055);
  --glass-2: rgba(255, 255, 255, .085);
  --glass-hover: rgba(255, 255, 255, .11);
  --border: rgba(255, 255, 255, .11);
  --border-strong: rgba(255, 255, 255, .2);

  --shadow: 0 18px 50px -12px rgba(0, 0, 0, .75);
  --shadow-sm: 0 6px 20px -8px rgba(0, 0, 0, .6);
  --glow: 0 0 0 1px rgba(34, 211, 238, .28), 0 12px 40px -10px rgba(34, 211, 238, .38);

  --blob-1: rgba(34, 211, 238, .30);
  --blob-2: rgba(59, 130, 246, .28);
  --blob-3: rgba(139, 92, 246, .18);
  --sheen: rgba(255, 255, 255, .14);
  color-scheme: dark;
}

/* ---------- Light ---------- */
[data-theme="light"] {
  --bg: var(--bg-light, #eef4fb);
  --bg-2: color-mix(in srgb, var(--bg) 86%, var(--accent));
  --text: #0a1a2f;
  --text-dim: #476085;
  --text-faint: #7189ab;

  --glass: rgba(255, 255, 255, .58);
  --glass-2: rgba(255, 255, 255, .74);
  --glass-hover: rgba(255, 255, 255, .88);
  --border: rgba(10, 32, 64, .10);
  --border-strong: rgba(10, 32, 64, .2);

  --shadow: 0 18px 46px -14px rgba(18, 48, 90, .28);
  --shadow-sm: 0 6px 18px -8px rgba(18, 48, 90, .22);
  --glow: 0 0 0 1px rgba(34, 145, 190, .3), 0 14px 38px -12px rgba(34, 145, 190, .35);

  --blob-1: rgba(34, 211, 238, .38);
  --blob-2: rgba(59, 130, 246, .32);
  --blob-3: rgba(167, 139, 250, .25);
  --sheen: rgba(255, 255, 255, .8);
  color-scheme: light;
}

/* ============================== Base ============================== */

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

[hidden] { display: none !important; }

a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
img { max-width: 100%; display: block; }

::selection { background: color-mix(in srgb, var(--accent) 35%, transparent); }

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

/* ============================ Background ============================ */

.bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 50% -10%, var(--bg-2) 0%, var(--bg) 62%);
}

.bg__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  will-change: transform;
  animation: drift 26s var(--ease) infinite alternate;
}

.bg__blob--1 { width: 46vmax; height: 46vmax; top: -14vmax; left: -10vmax; background: var(--blob-1); }
.bg__blob--2 { width: 40vmax; height: 40vmax; top: 22vmax; right: -14vmax; background: var(--blob-2); animation-delay: -9s; }
.bg__blob--3 { width: 34vmax; height: 34vmax; bottom: -16vmax; left: 18vmax; background: var(--blob-3); animation-delay: -17s; }

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(6vmax, 5vmax, 0) scale(1.18); }
}

/* Noise + optionale Muster */
.bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.055'/%3E%3C/svg%3E");
  pointer-events: none;
}

body[data-bg="grid"] .bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(70% 60% at 50% 30%, #000 20%, transparent 80%);
}

body[data-bg="mesh"] .bg__blob { filter: blur(58px); animation-duration: 18s; }
body[data-bg="plain"] .bg__blob { display: none; }

@media (prefers-reduced-motion: reduce) {
  .bg__blob { animation: none; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ============================== Glass ============================== */

.glass {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  box-shadow: var(--shadow-sm);
}

/* Lichtkante oben */
.glass--sheen { position: relative; overflow: hidden; }
.glass--sheen::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--sheen), transparent);
}

/* ============================== Layout ============================== */

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 28px 18px 72px;
}

.stack { display: grid; gap: 14px; }

/* ============================== Topbar ============================== */

.topbar {
  position: sticky;
  top: 12px;
  z-index: 20;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-bottom: 8px;
}

.icon-btn {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--glass-2);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  cursor: pointer;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.icon-btn:hover { background: var(--glass-hover); border-color: var(--border-strong); transform: translateY(-2px); }
.icon-btn:active { transform: translateY(0) scale(.96); }
.icon-btn svg { width: 19px; height: 19px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* ============================== Profil ============================== */

.profile {
  text-align: center;
  padding: 34px 22px 26px;
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  animation: rise .6s var(--ease) both;
}

.avatar-ring {
  width: 116px;
  height: 116px;
  margin: 0 auto 16px;
  border-radius: 50%;
  padding: 3px;
  background: conic-gradient(from 210deg, var(--accent), var(--accent-2), var(--accent));
  box-shadow: 0 10px 34px -10px color-mix(in srgb, var(--accent) 65%, transparent);
  position: relative;
}

.avatar-ring::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  background: inherit;
  filter: blur(16px);
  opacity: .5;
  z-index: -1;
}

.avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  background: var(--bg-2);
  display: grid;
  place-items: center;
  font-size: 40px;
  font-weight: 700;
  color: var(--text);
  border: 3px solid var(--bg);
}

.profile__name {
  margin: 0;
  font-size: clamp(24px, 6vw, 31px);
  font-weight: 750;
  letter-spacing: -.02em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.badge-verified {
  width: 20px;
  height: 20px;
  color: var(--accent);
  flex: none;
}

.profile__tagline {
  margin: 4px 0 0;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.profile__bio {
  margin: 12px auto 0;
  max-width: 44ch;
  font-size: 15px;
  color: var(--text-dim);
}

.socials {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.social {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: var(--glass-2);
  color: var(--text-dim);
  transition: all var(--dur) var(--ease);
}

.social:hover {
  color: var(--text);
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 8px 22px -10px color-mix(in srgb, var(--accent) 80%, transparent);
}

.social svg { width: 18px; height: 18px; fill: currentColor; }

/* ============================== Link-Karten ============================== */

.card {
  position: relative;
  padding: 16px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  animation: rise .55s var(--ease) both;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.card:hover {
  background: var(--glass-2);
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

/* Lichtreflex folgt der Maus */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 50%), color-mix(in srgb, var(--card-c) 16%, transparent), transparent 62%);
}

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

.card--highlight {
  border-color: color-mix(in srgb, var(--card-c) 45%, transparent);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--card-c) 28%, transparent),
    0 12px 40px -10px color-mix(in srgb, var(--card-c) 38%, transparent);
}

.card[data-tinted]:not(.card--highlight) {
  border-color: color-mix(in srgb, var(--card-c) 22%, var(--border));
}

.card--highlight::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, color-mix(in srgb, var(--card-c) 12%, transparent), transparent 55%);
  pointer-events: none;
}

.card__top {
  display: flex;
  align-items: center;
  gap: 14px;
}

.thumb {
  width: 54px;
  height: 54px;
  flex: none;
  border-radius: 15px;
  object-fit: contain;
  padding: 6px;
  border: 1px solid var(--border);
  background: var(--glass-2);
  display: grid;
  place-items: center;
  font-size: 26px;
  line-height: 1;
}

.card__text { min-width: 0; flex: 1; }

.card__title {
  margin: 0;
  font-size: 16.5px;
  font-weight: 680;
  letter-spacing: -.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card__sub {
  margin: 2px 0 0;
  font-size: 13.5px;
  color: var(--text-dim);
}

.pill {
  flex: none;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  color: var(--on-badge);
  background: linear-gradient(90deg, var(--badge-1), var(--badge-2));
}

/* Code-Zeile */
.code-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  padding: 10px 10px 10px 14px;
  border-radius: 14px;
  border: 1px dashed color-mix(in srgb, var(--code-c) 45%, var(--border));
  background: color-mix(in srgb, var(--code-c) 7%, transparent);
}

.code-row__label {
  font-size: 10.5px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 1px;
}

.code-row__value {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  word-break: break-all;
}

.copy-btn {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-strong);
  background: var(--glass-2);
  font-size: 13px;
  font-weight: 620;
  cursor: pointer;
  transition: all var(--dur) var(--ease);
}

.copy-btn:hover {
  background: var(--glass-hover);
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--code-c) 50%, var(--border-strong));
}
.copy-btn svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.copy-btn.is-done {
  color: var(--on-code);
  background: linear-gradient(90deg, var(--code-c), var(--code-c));
  border-color: transparent;
}

/* Haupt-Button */
.cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  width: 100%;
  margin-top: 14px;
  padding: 13px 18px;
  border: 0;
  border-radius: 15px;
  font-size: 14.5px;
  font-weight: 680;
  letter-spacing: .01em;
  color: var(--on-btn);
  cursor: pointer;
  background: linear-gradient(100deg, var(--btn-1), var(--btn-2));
  box-shadow: 0 10px 28px -12px color-mix(in srgb, var(--btn-1) 90%, transparent);
  position: relative;
  overflow: hidden;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), filter var(--dur) var(--ease);
}

.cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .45), transparent);
  transition: left .65s var(--ease);
}

.cta:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -12px color-mix(in srgb, var(--btn-1) 95%, transparent); }
.cta:hover::before { left: 130%; }
.cta:active { transform: translateY(0) scale(.99); }
.cta svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2.1; stroke-linecap: round; stroke-linejoin: round; }

/* Button rechts neben dem Text statt darunter */
.card--inline .card__top {
  flex-wrap: wrap;
  row-gap: 12px;
}

.card--inline .card__text { flex: 1 1 140px; }

.card--inline .cta {
  width: auto;
  flex: none;
  margin-top: 0;
  padding: 11px 17px;
  align-self: center;
}

@media (max-width: 460px) {
  .card--inline .cta { width: 100%; }
}

.cta--ghost {
  background: var(--glass-2);
  color: var(--text);
  border: 1px solid var(--border-strong);
  box-shadow: none;
}

/* Abschnitts-Überschrift */
.section-head {
  margin: 22px 4px 2px;
  font-size: 11.5px;
  font-weight: 750;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-faint);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: rise .5s var(--ease) both;
}

.section-head::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}

.free-text {
  font-size: 14.5px;
  color: var(--text-dim);
  padding: 4px 6px;
  animation: rise .5s var(--ease) both;
}

/* ============================== Footer ============================== */

.footer {
  margin-top: 40px;
  text-align: center;
  font-size: 12.5px;
  color: var(--text-faint);
}

.footer a { color: var(--text-dim); border-bottom: 1px solid var(--border); }
.footer a:hover { color: var(--accent); }

/* ============================== Toast ============================== */

.toast-host {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 100;
  display: grid;
  gap: 8px;
  justify-items: center;
  pointer-events: none;
}

.toast {
  padding: 11px 18px;
  border-radius: var(--radius-full);
  background: var(--glass-2);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(20px) saturate(170%);
  -webkit-backdrop-filter: blur(20px) saturate(170%);
  box-shadow: var(--shadow);
  font-size: 13.5px;
  font-weight: 600;
  animation: toast-in .35s var(--ease) both;
}

.toast--error { border-color: color-mix(in srgb, #f87171 60%, transparent); }
.toast--ok { border-color: color-mix(in srgb, var(--accent) 60%, transparent); }
.toast.is-out { animation: toast-out .3s var(--ease) forwards; }

@keyframes toast-in { from { opacity: 0; transform: translateY(14px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes toast-out { to { opacity: 0; transform: translateY(10px) scale(.97); } }

@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* ============================== Skeleton / leer ============================== */

.empty {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-dim);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-strong);
}

.empty h2 { margin: 0 0 6px; font-size: 19px; color: var(--text); }

.skeleton {
  border-radius: var(--radius-lg);
  height: 92px;
  background: linear-gradient(90deg, var(--glass) 25%, var(--glass-2) 50%, var(--glass) 75%);
  background-size: 300% 100%;
  animation: shimmer 1.3s linear infinite;
}

@keyframes shimmer { to { background-position: -300% 0; } }

@media (max-width: 420px) {
  .wrap { padding: 20px 14px 60px; }
  .code-row { flex-wrap: wrap; }
  .copy-btn { width: 100%; justify-content: center; }
}