/* ============ 主题 ============ */
:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-2: #f2f4fa;
  --surface-3: #e9edf7;
  --text: #101828;
  --text-2: #4a5468;
  --muted: #858ea3;
  --border: rgba(16, 24, 40, .085);
  --border-strong: rgba(16, 24, 40, .16);
  --primary: #5b5bd6;
  --primary-2: #7c3aed;
  --accent: #06b6d4;
  --ok: #059669;
  --warn: #d97706;
  --danger: #dc2626;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, .06);
  --shadow: 0 24px 60px -30px rgba(22, 30, 70, .45);
  --ring: rgba(91, 91, 214, .18);
  --orb-1: rgba(124, 58, 237, .22);
  --orb-2: rgba(6, 182, 212, .18);
  --nav-bg: rgba(255, 255, 255, .72);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #08090d;
    --surface: #111319;
    --surface-2: #171a22;
    --surface-3: #1f232e;
    --text: #f2f4f8;
    --text-2: #b3bbcc;
    --muted: #7b8499;
    --border: rgba(255, 255, 255, .08);
    --border-strong: rgba(255, 255, 255, .16);
    --primary: #7c7cf5;
    --primary-2: #a78bfa;
    --ok: #34d399;
    --warn: #fbbf24;
    --danger: #f87171;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow: 0 30px 70px -30px rgba(0, 0, 0, .9);
    --ring: rgba(124, 124, 245, .25);
    --orb-1: rgba(124, 58, 237, .30);
    --orb-2: rgba(6, 182, 212, .22);
    --nav-bg: rgba(12, 14, 20, .72);
  }
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #08090d;
  --surface: #111319;
  --surface-2: #171a22;
  --surface-3: #1f232e;
  --text: #f2f4f8;
  --text-2: #b3bbcc;
  --muted: #7b8499;
  --border: rgba(255, 255, 255, .08);
  --border-strong: rgba(255, 255, 255, .16);
  --primary: #7c7cf5;
  --primary-2: #a78bfa;
  --ok: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow: 0 30px 70px -30px rgba(0, 0, 0, .9);
  --ring: rgba(124, 124, 245, .25);
  --orb-1: rgba(124, 58, 237, .30);
  --orb-2: rgba(6, 182, 212, .22);
  --nav-bg: rgba(12, 14, 20, .72);
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro SC", "PingFang SC", "Hiragino Sans GB",
               "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* ============ 背景光晕 ============ */
.aurora {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
}
.orb-a {
  width: 620px; height: 620px;
  top: -280px; left: -140px;
  background: var(--orb-1);
  animation: float 18s ease-in-out infinite;
}
.orb-b {
  width: 540px; height: 540px;
  top: 120px; right: -220px;
  background: var(--orb-2);
  animation: float 22s ease-in-out infinite reverse;
}
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(var(--border) 1px, transparent 1px),
                    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 0%, black, transparent 62%);
  opacity: .5;
}
@keyframes float {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(40px, 30px, 0) scale(1.08); }
}

/* ============ 导航 ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px clamp(16px, 4vw, 40px);
  background: var(--nav-bg);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 11px; min-width: 0; }
.brand-mark {
  width: 34px; height: 34px;
  border-radius: 9px;
  overflow: hidden;
  flex: none;
  box-shadow: 0 6px 16px -8px rgba(16, 24, 40, .55);
}
.brand-mark img { width: 100%; height: 100%; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.brand-text strong { font-size: 15px; letter-spacing: -.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-text small { font-size: 11px; color: var(--muted); letter-spacing: .02em; }

.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  font-size: 13.5px;
  color: var(--text-2);
  padding: 7px 12px;
  border-radius: 9px;
  white-space: nowrap;
  transition: background .18s, color .18s;
}
.nav-links a:hover { background: var(--surface-2); color: var(--text); }
.nav-links a.is-active { color: var(--primary); background: color-mix(in srgb, var(--primary) 10%, transparent); font-weight: 600; }

.icon-btn {
  width: 32px; height: 32px;
  display: grid; place-items: center;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 9px;
  color: var(--text-2);
  cursor: pointer;
  transition: all .18s;
}
.icon-btn:hover { border-color: var(--border-strong); color: var(--text); }
.icon-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }

/* ============ 主区域 ============ */
main {
  position: relative;
  z-index: 1;
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(24px, 5vw, 56px) 0 72px;
}

.view { animation: fadeUp .45s cubic-bezier(.22, 1, .36, 1); }
.hidden { display: none !important; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

.hero { margin-bottom: 30px; }
.hero.compact { margin-bottom: 22px; }
.hero h1 {
  margin: 14px 0 10px;
  font-size: clamp(32px, 6vw, 46px);
  line-height: 1.14;
  letter-spacing: -.035em;
  font-weight: 700;
}
.hero h1 .grad {
  background: linear-gradient(100deg, var(--primary), var(--primary-2) 55%, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  margin: 0;
  color: var(--text-2);
  font-size: 15px;
  max-width: 52ch;
}
.hero.compact h1 { font-size: clamp(26px, 4vw, 34px); }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 12px;
  color: var(--text-2);
  box-shadow: var(--shadow-sm);
}
.pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 60%, transparent);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ============ 卡片 & 表单 ============ */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: clamp(20px, 3.4vw, 30px);
}
.form-card { display: flex; flex-direction: column; gap: 24px; }

/* ============ 应用选择 ============ */
.app-picker { margin-bottom: 18px; animation: fadeUp .5s cubic-bezier(.2, .7, .3, 1) both; }
.picker-head { margin-bottom: 18px; }
.picker-head h2 { margin: 0 0 5px; font-size: 18px; letter-spacing: -.015em; }
.picker-head p { margin: 0; font-size: 13px; color: var(--text-2); }

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(232px, 1fr));
  gap: 12px;
}

.app-card {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px 15px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color .18s, background .18s, transform .18s, box-shadow .18s;
}
.app-card:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--primary) 45%, var(--border));
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.app-card:focus-visible { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--ring); }

.app-logo {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .02em;
}
.app-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.app-info strong {
  font-size: 14.5px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.app-info small {
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.app-ver {
  flex: 0 0 auto;
  align-self: flex-start;
  padding: 2px 7px;
  border-radius: 999px;
  background: var(--surface-3);
  color: var(--text-2);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.picker-empty {
  margin: 0;
  padding: 22px 16px;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  border: 1px dashed var(--border-strong);
  border-radius: 14px;
}

.app-banner {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--primary) 26%, transparent);
  background: color-mix(in srgb, var(--primary) 8%, var(--surface-2));
}
.app-banner-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px var(--ring);
}
.app-banner-text { flex: 1; min-width: 0; display: flex; flex-direction: column; line-height: 1.35; }
.app-banner-text small { font-size: 11px; letter-spacing: .04em; color: var(--muted); }
.app-banner-text strong { font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.link-btn {
  flex: 0 0 auto;
  border: 0;
  background: none;
  padding: 4px 2px;
  color: var(--primary);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.link-btn:hover { text-decoration: underline; }

.field { display: flex; flex-direction: column; gap: 9px; }
.label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--text);
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-wrap: wrap;
}
.req { font-size: 10.5px; font-weight: 600; color: var(--primary); background: color-mix(in srgb, var(--primary) 11%, transparent); padding: 1px 7px; border-radius: 999px; }
.opt { font-size: 11.5px; font-weight: 400; color: var(--muted); }

.input {
  width: 100%;
  padding: 11px 13px;
  font: inherit;
  font-size: 14.5px;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid transparent;
  border-radius: 12px;
  outline: none;
  transition: border-color .16s, background .16s, box-shadow .16s;
}
.input::placeholder { color: var(--muted); }
.input:hover { background: var(--surface-3); }
.input:focus {
  background: var(--surface);
  border-color: color-mix(in srgb, var(--primary) 55%, transparent);
  box-shadow: 0 0 0 4px var(--ring);
}
.input.is-invalid { border-color: var(--danger); box-shadow: 0 0 0 4px color-mix(in srgb, var(--danger) 16%, transparent); }
.textarea { resize: vertical; min-height: 76px; line-height: 1.62; }

.hint-row { display: flex; justify-content: space-between; gap: 12px; font-size: 11.5px; color: var(--muted); }
.counter { font-variant-numeric: tabular-nums; flex: none; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* 类型卡片 */
.type-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.type-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  padding: 14px 13px;
  text-align: left;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
  transition: transform .18s cubic-bezier(.22,1,.36,1), border-color .18s, background .18s, box-shadow .18s;
}
.type-card svg {
  width: 19px; height: 19px;
  margin-bottom: 5px;
  fill: none;
  stroke: var(--text-2);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke .18s;
}
.type-card .type-title { font-size: 13px; font-weight: 600; }
.type-card .type-desc { font-size: 11px; color: var(--muted); line-height: 1.35; }
.type-card:hover { transform: translateY(-2px); border-color: var(--border-strong); background: var(--surface); }
.type-card.is-active {
  border-color: color-mix(in srgb, var(--primary) 60%, transparent);
  background: color-mix(in srgb, var(--primary) 8%, var(--surface));
  box-shadow: 0 8px 22px -14px var(--primary);
}
.type-card.is-active svg { stroke: var(--primary); }
.type-card.is-active .type-title { color: var(--primary); }

/* 分段控件 */
.segmented {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  padding: 4px;
  background: var(--surface-2);
  border-radius: 13px;
}
.segmented button {
  border: 0;
  background: transparent;
  color: var(--text-2);
  font: inherit;
  font-size: 13px;
  padding: 8px 6px;
  border-radius: 10px;
  cursor: pointer;
  transition: all .16s;
}
.segmented button:hover { color: var(--text); }
.segmented button.is-active {
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}
.segmented button[data-priority="critical"].is-active { color: var(--danger); }

/* 上传 */
.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 22px 16px;
  border: 1.5px dashed var(--border-strong);
  border-radius: 14px;
  background: var(--surface-2);
  text-align: center;
  cursor: pointer;
  transition: all .18s;
}
.dropzone:hover, .dropzone:focus-visible, .dropzone.is-drag {
  border-color: var(--primary);
  background: color-mix(in srgb, var(--primary) 6%, var(--surface));
  outline: none;
}
.dropzone p { margin: 2px 0 0; font-size: 13px; color: var(--text-2); }
.dropzone p strong { color: var(--primary); }
.dropzone small { font-size: 11px; color: var(--muted); }
.dz-icon { width: 22px; height: 22px; fill: none; stroke: var(--primary); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

.thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 2px; }
.thumb {
  position: relative;
  width: 84px; height: 84px;
  border-radius: 11px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface-2);
  display: grid; place-items: center;
}
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb .file-badge { font-size: 10px; color: var(--muted); padding: 0 6px; text-align: center; word-break: break-all; line-height: 1.3; }
.thumb button {
  position: absolute;
  top: 3px; right: 3px;
  width: 19px; height: 19px;
  border: 0;
  border-radius: 50%;
  background: rgba(10, 12, 18, .68);
  color: #fff;
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  display: grid; place-items: center;
  backdrop-filter: blur(4px);
}
.thumb button:hover { background: var(--danger); }

/* 高级区 */
.advanced {
  border: 1px solid var(--border);
  border-radius: 13px;
  background: var(--surface-2);
  overflow: hidden;
}
.advanced summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  font-size: 12.5px;
  color: var(--text-2);
  cursor: pointer;
  list-style: none;
}
.advanced summary::-webkit-details-marker { display: none; }
.advanced summary svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform .2s; }
.advanced[open] summary svg { transform: rotate(180deg); }
.advanced-body { padding: 0 14px 14px; display: flex; flex-direction: column; gap: 9px; }
.env-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.env-chips span {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-2);
  font-variant-numeric: tabular-nums;
}

/* 提交 */
.submit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 4px;
  flex-wrap: wrap;
}
.submit-row.tight { padding-top: 14px; }
.privacy { margin: 0; font-size: 11.5px; color: var(--muted); max-width: 44ch; line-height: 1.55; }

.btn-primary {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  font: inherit;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
  box-shadow: 0 12px 26px -12px var(--primary);
  transition: transform .16s, box-shadow .16s, opacity .16s;
  white-space: nowrap;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 16px 30px -12px var(--primary); }
.btn-primary:active { transform: translateY(0) scale(.985); }
.btn-primary:disabled { opacity: .65; cursor: default; transform: none; }
.btn-primary.as-link { padding: 11px 22px; }

.spinner {
  display: none;
  width: 14px; height: 14px;
  border: 2px solid rgba(255, 255, 255, .4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
.btn-primary.is-loading .spinner { display: block; }
.btn-primary.is-loading .btn-label { opacity: .8; }
@keyframes spin { to { transform: rotate(360deg); } }

.ghost-btn {
  padding: 10px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 11px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 13.5px;
  cursor: pointer;
  transition: all .16s;
}
.ghost-btn:hover { background: var(--surface-2); border-color: var(--primary); color: var(--primary); }

.form-error {
  display: none;
  font-size: 13px;
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 9%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 26%, transparent);
  padding: 9px 12px;
  border-radius: 10px;
}
.form-error.is-visible { display: block; }

/* ============ 成功页 ============ */
.success-card { text-align: center; padding: clamp(28px, 5vw, 44px); }
.success-icon {
  width: 54px; height: 54px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--ok) 14%, transparent);
  color: var(--ok);
  animation: pop .5s cubic-bezier(.2, 1.4, .4, 1);
}
.success-icon svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
@keyframes pop { from { transform: scale(.4); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.success-card h2 { margin: 0 0 6px; font-size: 23px; letter-spacing: -.02em; }
.success-sub { margin: 0 auto 22px; color: var(--text-2); font-size: 13.5px; max-width: 40ch; }
.ticket-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--surface-2);
  border: 1px dashed var(--border-strong);
  text-align: left;
  margin-bottom: 20px;
}
.ticket-label { display: block; font-size: 11px; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }
.ticket-box strong { font-size: 19px; letter-spacing: .04em; font-variant-numeric: tabular-nums; font-family: ui-monospace, "SF Mono", Menlo, monospace; }
.success-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ============ 查询 ============ */
.saved-list { display: flex; flex-wrap: wrap; gap: 6px; flex: 1; }
.saved-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  font-size: 11.5px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-2);
  cursor: pointer;
  max-width: 220px;
  transition: all .16s;
}
.saved-chip:hover { border-color: var(--primary); color: var(--primary); }
.saved-chip b { font-weight: 600; font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 11px; white-space: nowrap; }
.saved-chip span {
  max-width: 118px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.saved-empty { font-size: 11.5px; color: var(--muted); }

.track-card { margin-top: 18px; }
.track-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.track-no { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12px; color: var(--muted); letter-spacing: .04em; }
.track-title { margin: 3px 0 0; font-size: 19px; letter-spacing: -.015em; line-height: 1.35; }
.badges { display: flex; gap: 6px; flex-wrap: wrap; }
.badge {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}
.badge[data-status="new"] { color: #2563eb; background: rgba(37, 99, 235, .1); border-color: rgba(37, 99, 235, .2); }
.badge[data-status="triaged"] { color: #7c3aed; background: rgba(124, 58, 237, .1); border-color: rgba(124, 58, 237, .2); }
.badge[data-status="inprogress"] { color: var(--warn); background: rgba(217, 119, 6, .1); border-color: rgba(217, 119, 6, .22); }
.badge[data-status="resolved"] { color: var(--ok); background: rgba(5, 150, 105, .1); border-color: rgba(5, 150, 105, .22); }
.badge[data-status="closed"] { color: var(--muted); background: var(--surface-2); border-color: var(--border); }
.badge[data-status="wontfix"] { color: #b91c1c; background: rgba(185, 28, 28, .08); border-color: rgba(185, 28, 28, .2); }
.badge[data-priority="critical"] { color: var(--danger); background: color-mix(in srgb, var(--danger) 9%, transparent); }
.badge[data-priority="high"] { color: var(--warn); background: color-mix(in srgb, var(--warn) 10%, transparent); }
.badge[data-priority="normal"],
.badge[data-priority="low"] { color: var(--text-2); background: var(--surface-2); }

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin: 4px 0 22px;
}
.step { position: relative; padding-top: 16px; font-size: 11.5px; color: var(--muted); }
.step::before {
  content: "";
  position: absolute;
  top: 4px; left: 0; right: 0;
  height: 3px;
  border-radius: 2px;
  background: var(--surface-3);
}
.step.done::before { background: linear-gradient(90deg, var(--primary), var(--primary-2)); }
.step.current { color: var(--text); font-weight: 600; }
.step.current::before { background: linear-gradient(90deg, var(--primary), var(--primary-2)); }

.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px 18px; padding: 14px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.kv div { display: flex; flex-direction: column; gap: 1px; }
.kv span { font-size: 11px; color: var(--muted); }
.kv strong { font-size: 13px; font-weight: 500; }

.section-title { font-size: 12px; font-weight: 600; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; margin: 0 0 8px; }
.desc-body { white-space: pre-wrap; word-break: break-word; font-size: 14px; color: var(--text-2); margin: 0 0 18px; }

.attach-grid { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.attach-grid a, .attach-grid span {
  display: block;
  width: 72px; height: 72px;
  border-radius: 10px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--surface-2);
  display: grid; place-items: center;
  font-size: 10px;
  color: var(--muted);
  text-align: center;
  padding: 4px;
  word-break: break-all;
}
.attach-grid img { width: 100%; height: 100%; object-fit: cover; }

.reply {
  padding: 12px 14px;
  border-radius: 13px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  margin-bottom: 9px;
}
.reply.admin { background: color-mix(in srgb, var(--primary) 7%, var(--surface)); border-color: color-mix(in srgb, var(--primary) 22%, transparent); }
.reply-head { display: flex; justify-content: space-between; gap: 10px; font-size: 11.5px; color: var(--muted); margin-bottom: 4px; }
.reply-head b { color: var(--text); font-size: 12px; }
.reply p { margin: 0; white-space: pre-wrap; font-size: 13.5px; color: var(--text-2); }

/* ============ 页脚 & Toast ============ */
.foot {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 22px 16px 34px;
  font-size: 11.5px;
  color: var(--muted);
}
.foot a:hover { color: var(--primary); }
.dot { opacity: .5; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 20px);
  padding: 10px 18px;
  border-radius: 12px;
  background: var(--text);
  color: var(--bg);
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s, transform .22s;
  z-index: 50;
  box-shadow: 0 14px 40px -12px rgba(0, 0, 0, .5);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ============ 响应式 ============ */
@media (max-width: 680px) {
  .type-grid { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 12px; }
  .nav { padding: 11px 14px; gap: 8px; }
  .nav-links { gap: 2px; }
  .nav-links a { padding: 6px 8px; font-size: 12px; border-radius: 7px; }
  .brand { gap: 8px; }
  .brand-mark { width: 29px; height: 29px; border-radius: 8px; }
  .brand-mark svg { width: 17px; height: 17px; }
  .brand-text strong { font-size: 13px; }
  .brand-text small { display: none; }
  .submit-row { flex-direction: column-reverse; align-items: stretch; }
  .btn-primary { width: 100%; }
  .hero h1 { font-size: 31px; }
  .success-actions .btn-primary { width: auto; }
  .card { border-radius: 18px; padding: 18px; }
  .app-grid { grid-template-columns: 1fr; }
  .app-card { padding: 12px 13px; }
  .picker-head h2 { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}