/* 液态玻璃 · 软件分发前台 */
:root {
  color-scheme: light;
  --bg: #dce8f7;
  --bg-2: #eef5ff;
  --ink: #0f1a2c;
  --muted: #5b6b84;
  --line: rgba(255, 255, 255, 0.55);
  --line-strong: rgba(15, 26, 44, 0.08);
  --primary: #1769e0;
  --primary-2: #0f56bd;
  --primary-soft: rgba(23, 105, 224, 0.14);
  --danger: #dc2626;
  --glass-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.38));
  --glass-bg-strong: linear-gradient(145deg, rgba(255, 255, 255, 0.86), rgba(255, 255, 255, 0.52));
  --glass-border: 1px solid rgba(255, 255, 255, 0.65);
  --glass-shadow:
    0 10px 40px rgba(15, 23, 42, 0.10),
    inset 0 1px 0 rgba(255, 255, 255, 0.65),
    inset 0 -1px 0 rgba(255, 255, 255, 0.2);
  --glass-blur: blur(22px) saturate(160%);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --page-bg-image: none;
  --aurora:
    radial-gradient(1200px 600px at 10% -10%, rgba(23, 105, 224, 0.22), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(120, 80, 255, 0.16), transparent 50%),
    radial-gradient(800px 500px at 50% 110%, rgba(0, 180, 160, 0.14), transparent 55%);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b1220;
  --bg-2: #121a2b;
  --ink: #eaf1ff;
  --muted: #9aabc4;
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.06);
  --primary: #6aa6ff;
  --primary-2: #3b82f6;
  --primary-soft: rgba(106, 166, 255, 0.16);
  --danger: #f87171;
  --glass-bg: linear-gradient(145deg, rgba(28, 40, 60, 0.72), rgba(18, 28, 45, 0.48));
  --glass-bg-strong: linear-gradient(145deg, rgba(34, 48, 72, 0.84), rgba(20, 30, 48, 0.58));
  --glass-border: 1px solid rgba(255, 255, 255, 0.14);
  --glass-shadow:
    0 12px 40px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -1px 0 rgba(255, 255, 255, 0.03);
  --aurora:
    radial-gradient(1200px 600px at 10% -10%, rgba(59, 130, 246, 0.22), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(147, 51, 234, 0.18), transparent 50%),
    radial-gradient(800px 500px at 50% 110%, rgba(20, 184, 166, 0.12), transparent 55%);
}

* { box-sizing: border-box; }

html, body { min-height: 100%; }

body {
  margin: 0;
  color: var(--ink);
  font-family: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background-color: var(--bg);
  background-image: var(--aurora);
  background-attachment: fixed;
  transition: background-color .25s ease, color .25s ease;
}

body.has-page-bg {
  background-image:
    linear-gradient(rgb(220 232 247 / 55%), rgb(220 232 247 / 70%)),
    var(--aurora),
    var(--page-bg-image);
  background-size: cover, cover, cover;
  background-position: center;
  background-attachment: fixed;
}

:root[data-theme="dark"] body.has-page-bg {
  background-image:
    linear-gradient(rgb(11 18 32 / 62%), rgb(11 18 32 / 78%)),
    var(--aurora),
    var(--page-bg-image);
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  box-shadow: var(--glass-shadow);
}

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

.page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 64px;
}

/* 顶栏 */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-radius: var(--radius-xl);
  margin-bottom: 22px;
  position: sticky;
  top: 12px;
  z-index: 20;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(145deg, var(--primary), #5b8cff 55%, #7c5cff);
  box-shadow: 0 8px 20px rgba(23, 105, 224, 0.35);
  flex: none;
}

.brand-text { min-width: 0; }

.brand-title {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.2;
  font-weight: 750;
  letter-spacing: -0.02em;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35em;
}

.brand-title .home-link {
  color: var(--primary);
  font-size: 0.62em;
  font-weight: 650;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--primary-soft);
  border: 1px solid color-mix(in srgb, var(--primary) 25%, transparent);
}

.brand-title .home-link:hover {
  background: color-mix(in srgb, var(--primary) 22%, transparent);
}

.brand-title .title-text {
  font-size: 1em;
  font-weight: 750;
  overflow-wrap: anywhere;
}

.subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.changelog {
  white-space: pre-line;
  color: var(--muted);
  line-height: 1.75;
  margin: 0;
}

.icon {
  font-size: 15px;
  line-height: 1;
}

.theme-toggle {
  min-width: 104px;
}

.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex: none;
}

/* 液态玻璃按钮 */
.pill-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 40px;
  min-width: 40px;
  padding: 0 16px;
  border-radius: 999px;
  border: var(--glass-border);
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--ink);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--glass-shadow);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}

.pill-btn:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--primary) 40%, white);
}

.pill-btn:active { transform: scale(0.97); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 40px;
  padding: 0 18px;
  border: 0;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
  white-space: nowrap;
  color: inherit;
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
}

.btn:focus-visible,
.pill-btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, currentColor 50%),
    linear-gradient(135deg, currentColor 50%, transparent 50%);
  background-position: calc(100% - 18px) 55%, calc(100% - 13px) 55%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 34px;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(145deg, var(--primary), var(--primary-2));
  box-shadow: 0 10px 24px rgba(23, 105, 224, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(23, 105, 224, 0.4);
}

.btn-glass {
  color: var(--ink);
  background: var(--glass-bg-strong);
  border: var(--glass-border);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
}

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

.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* 工具栏 */
.toolbar {
  display: grid;
  grid-template-columns: 1fr 170px 150px 110px;
  gap: 10px;
  padding: 14px;
  border-radius: var(--radius-xl);
  margin-bottom: 18px;
}

input, select, button, textarea { font: inherit; }

input, select, textarea {
  width: 100%;
  height: 42px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
  color: var(--ink);
  padding: 0 14px;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}

:root[data-theme="dark"] input,
:root[data-theme="dark"] select,
:root[data-theme="dark"] textarea {
  background: rgba(10, 16, 28, 0.45);
}

textarea {
  height: auto;
  min-height: 96px;
  padding: 12px 14px;
  resize: vertical;
}

input:focus, select:focus, textarea:focus {
  border-color: color-mix(in srgb, var(--primary) 55%, white);
  box-shadow: 0 0 0 4px var(--primary-soft);
  background: rgba(255, 255, 255, 0.72);
}

:root[data-theme="dark"] input:focus,
:root[data-theme="dark"] select:focus,
:root[data-theme="dark"] textarea:focus {
  background: rgba(12, 20, 35, 0.65);
}

/* 卡片 */
.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card, .detail {
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 18px 48px rgba(15, 23, 42, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.cover-wrap {
  position: relative;
  overflow: hidden;
}

.cover {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
  background: var(--bg-2);
}

.cover.placeholder {
  background: linear-gradient(135deg, var(--bg-2), rgba(255, 255, 255, 0.3));
}

.cover-wrap::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 42%;
  background: linear-gradient(to top, rgba(8, 12, 20, 0.28), transparent);
  pointer-events: none;
}

.body {
  padding: 16px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.name {
  margin: 0;
  font-size: 18px;
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}

.summary {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
  min-height: 48px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 14px;
}

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

.badge {
  color: var(--primary);
  background: var(--primary-soft);
  border: 1px solid color-mix(in srgb, var(--primary) 18%, transparent);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
}

.meta {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
  flex-wrap: wrap;
  align-items: center;
}

.actions .btn,
.actions .pill-btn { height: 38px; }

.state {
  border-radius: var(--radius-xl);
  padding: 48px 24px;
  color: var(--muted);
  text-align: center;
}

.error { color: var(--danger); }

.pager {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
  color: var(--muted);
  font-size: 14px;
}

/* 详情 */
.detail-head {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px;
  padding: 22px;
}

.detail-head .cover-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
}

.detail-head .cover {
  border: 0;
}

.detail-head h1 {
  margin: 0 0 10px;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.2;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.section {
  padding: 20px 22px;
  border-top: 1px solid var(--line-strong);
  background: var(--glass-bg);
}

.section h2 {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
}

.version-list { display: grid; gap: 10px; }

.version {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.4);
}

:root[data-theme="dark"] .version {
  background: rgba(255, 255, 255, 0.04);
}

.release {
  display: grid;
  gap: 10px;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.35);
}

:root[data-theme="dark"] .release {
  background: rgba(255, 255, 255, 0.03);
}

.release-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line-strong);
}

.release-toggle {
  display: flex;
  flex: 1;
  align-items: center;
  gap: 8px;
  height: auto;
  padding: 0;
  background: transparent !important;
  color: var(--ink) !important;
  box-shadow: none !important;
  text-align: left;
  font-weight: 600;
  border: 0;
}

.release-toggle:hover { color: var(--primary) !important; transform: none; }

.release-arrow {
  display: inline-flex;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--primary);
  background: var(--primary-soft);
  font-size: 16px;
  transition: transform .15s ease;
}

.release.expanded .release-arrow { transform: rotate(90deg); }
.release.collapsed .version-list,
.release.collapsed .release-notes { display: none; }

.asset-version { background: rgba(255, 255, 255, 0.28); }
:root[data-theme="dark"] .asset-version { background: rgba(255, 255, 255, 0.03); }

.release-notes {
  margin-bottom: 2px;
  white-space: pre-line;
}

.download-picker {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 10px;
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.35);
  margin-bottom: 12px;
}

:root[data-theme="dark"] .download-picker {
  background: rgba(255, 255, 255, 0.03);
}

.checksum {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  word-break: break-all;
}

.inline-form {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 10px;
}

.inline-form textarea { grid-column: 1 / -1; }

.privacy-note {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.back {
  margin-bottom: 12px;
  display: inline-flex;
  color: var(--primary);
  font-weight: 650;
}

.back:hover { text-decoration: underline; }

.external-links a {
  color: var(--primary);
  font-weight: 600;
}

.external-links a:hover { text-decoration: underline; }

.toast {
  position: fixed;
  left: 50%;
  top: 24px;
  z-index: 9999;
  max-width: min(420px, calc(100% - 32px));
  padding: 12px 18px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.88);
  color: #fff;
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
  font-size: 14px;
  line-height: 1.5;
  transform: translate(-50%, -12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}

.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.success { background: rgba(6, 118, 71, 0.92); }
.toast.warning { background: rgba(181, 71, 8, 0.92); }
.toast.error { background: rgba(180, 35, 24, 0.92); }

@media (max-width: 920px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .toolbar { grid-template-columns: 1fr 1fr; }
  .detail-head { grid-template-columns: 1fr; }
  .topbar { position: static; flex-direction: column; align-items: stretch; }
  .header-actions { justify-content: flex-end; }
}

@media (max-width: 620px) {
  .page { width: min(100% - 20px, 1180px); padding-top: 16px; }
  .grid, .toolbar, .version, .inline-form, .download-picker { grid-template-columns: 1fr; }
}