/* ==========================================================================
   WatchNeko 官网样式
   ========================================================================== */

:root {
  --bg: #0b0d12;
  --surface: #14171f;
  --surface-2: #1a1e28;
  --border: #262b38;
  --border-strong: #333a4b;

  --text: #e6e9ef;
  --muted: #98a1b3;

  --accent: #8b5cf6;
  --accent-hover: #a78bfa;
  --accent-soft: rgba(139, 92, 246, 0.14);

  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.12);
  --success: #4ade80;
  --success-soft: rgba(74, 222, 128, 0.12);

  --radius: 12px;
  --radius-sm: 8px;
  --maxw: 1080px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent-hover);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

code,
.mono {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------------------------------------------------------------- header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11, 13, 18, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  letter-spacing: 0.2px;
}

.brand:hover {
  text-decoration: none;
}

.brand .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}

.site-nav {
  display: flex;
  gap: 4px;
}

.site-nav a {
  color: var(--muted);
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 500;
}

.site-nav a:hover {
  color: var(--text);
  background: var(--surface-2);
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  color: var(--text);
  background: var(--accent-soft);
}

/* ------------------------------------------------------------------ hero */

.hero {
  padding: 84px 0 64px;
  text-align: center;
  background: radial-gradient(
    ellipse 70% 55% at 50% -10%,
    rgba(139, 92, 246, 0.18),
    transparent 70%
  );
}

.hero h1 {
  font-size: clamp(2.1rem, 5.5vw, 3.2rem);
  margin: 0 0 14px;
  letter-spacing: -0.5px;
}

.hero .tagline {
  color: var(--muted);
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  max-width: 620px;
  margin: 0 auto 32px;
}

.hero .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.pill {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-hover);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.3px;
}

/* --------------------------------------------------------------- buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--text);
  font-size: 0.94rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, opacity 0.15s;
  font-family: inherit;
}

.btn:hover {
  background: var(--surface);
  border-color: var(--accent);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

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

.btn-sm {
  padding: 7px 14px;
  font-size: 0.85rem;
}

/* ------------------------------------------------------------ sections */

.section {
  padding: 56px 0;
  border-top: 1px solid var(--border);
}

.section h2 {
  font-size: 1.5rem;
  margin: 0 0 8px;
}

.section .lead {
  color: var(--muted);
  margin: 0 0 28px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* --------------------------------------------------------- version list */

.version-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.version {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.version.is-latest {
  border-color: var(--accent);
}

.version-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 6px;
}

.version-head .ver {
  font-size: 1.15rem;
  font-weight: 700;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-hover);
  letter-spacing: 0.4px;
}

.version .desc {
  color: var(--text);
  font-size: 0.94rem;
  margin: 0 0 14px;
  white-space: pre-wrap;
  word-break: break-word;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  color: var(--muted);
  font-size: 0.83rem;
  margin-bottom: 16px;
}

.meta .k {
  color: var(--border-strong);
  margin-right: 5px;
}

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

.hash {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--muted);
}

.hash code {
  color: var(--text);
}

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 6px;
  padding: 2px 7px;
  font-size: 0.72rem;
  cursor: pointer;
  font-family: inherit;
}

.copy-btn:hover {
  color: var(--text);
  border-color: var(--accent);
}

/* ---------------------------------------------------------------- state */

.state {
  text-align: center;
  padding: 48px 20px;
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.state strong {
  color: var(--text);
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}

.spinner {
  width: 26px;
  height: 26px;
  margin: 0 auto 14px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* --------------------------------------------------------------- alerts */

.alert {
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  font-size: 0.9rem;
  margin-bottom: 18px;
  border: 1px solid transparent;
  word-break: break-word;
}

.alert-danger {
  background: var(--danger-soft);
  border-color: rgba(248, 113, 113, 0.3);
  color: #fecaca;
}

.alert-success {
  background: var(--success-soft);
  border-color: rgba(74, 222, 128, 0.3);
  color: #bbf7d0;
}

.alert-info {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--muted);
}

/* ---------------------------------------------------------------- forms */

.form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  max-width: 640px;
}

.field {
  margin-bottom: 20px;
}

.field label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 7px;
}

.field .hint {
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 6px;
}

.field .req {
  color: var(--accent-hover);
  margin-left: 3px;
}

input[type="text"],
input[type="password"],
textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.93rem;
  font-family: inherit;
}

input[type="file"] {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.88rem;
  font-family: inherit;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

textarea {
  resize: vertical;
  min-height: 76px;
}

/* ------------------------------------------------------------- progress */

.progress {
  height: 8px;
  background: var(--bg);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 10px;
  border: 1px solid var(--border);
}

.progress > span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.15s ease;
}

/* --------------------------------------------------------------- footer */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0 44px;
  color: var(--muted);
  font-size: 0.85rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  justify-content: space-between;
}

.site-footer a {
  color: var(--muted);
}

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

/* ------------------------------------------------------------ utilities */

.notice {
  border-left: 3px solid var(--accent);
  background: var(--surface);
  padding: 14px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--muted);
  font-size: 0.88rem;
  margin: 0 0 28px;
}

.attribution {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.attribution span {
  font-size: 0.8rem;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 11px;
}

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

@media (max-width: 560px) {
  .hero {
    padding: 56px 0 44px;
  }
  .site-header .wrap {
    height: 56px;
  }
  .brand span.name {
    display: none;
  }
}