:root {
  --blue: #1578ff;
  --blue2: #58b8ff;
  --ink: #0d1b2f;
  --text: #16243a;
  --muted: #667085;
  --line: rgba(20, 61, 112, .10);
  --card: rgba(255, 255, 255, .86);
  --white: #fff;
  --bg: #f5f9ff;
  --green: #16a34a;
  --red: #ef4444;
  --amber: #f59e0b;
  --shadow: 0 24px 80px rgba(17, 79, 162, .16);
  --soft: 0 12px 34px rgba(15, 35, 69, .08);
}

* { box-sizing: border-box; }
html { min-height: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: var(--bg);
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }

/* 用户下载页 */
.public-body {
  background:
    radial-gradient(circle at 14% 8%, rgba(21,120,255,.22), transparent 30%),
    radial-gradient(circle at 88% 12%, rgba(88,184,255,.18), transparent 34%),
    linear-gradient(180deg, #f8fbff 0%, #eef6ff 50%, #ffffff 100%);
  padding: clamp(18px, 4vw, 50px);
}
.download-shell { width: min(1040px, 100%); margin: 0 auto; display: grid; gap: 18px; }
.download-hero,
.download-section,
.download-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.82);
  border-radius: clamp(24px, 4vw, 40px);
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}
.download-hero {
  min-height: 560px;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 22px;
  align-items: center;
  padding: clamp(28px, 6vw, 70px);
}
.download-hero::before {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  right: -110px;
  top: -90px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(21,120,255,.24), transparent 62%);
}
.download-hero::after {
  content: "";
  position: absolute;
  inset: 18px;
  pointer-events: none;
  border: 1px solid rgba(21,120,255,.08);
  border-radius: 30px;
}
.hero-copy,
.hero-card { position: relative; z-index: 1; }
.download-chip,
.eyebrow {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  color: #0d63db;
  font-size: 12px;
  font-weight: 900;
  background: rgba(21,120,255,.10);
}
.hero-icon {
  width: 118px;
  height: 118px;
  display: grid;
  place-items: center;
  margin: 26px 0 22px;
  border-radius: 32px;
  overflow: hidden;
  color: white;
  font-size: 56px;
  font-weight: 950;
  background: linear-gradient(135deg, var(--blue), var(--blue2));
  box-shadow: 0 22px 50px rgba(21,120,255,.32);
}
.hero-icon img,
.app-icon img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-copy h1 {
  margin: 0;
  max-width: 600px;
  color: var(--ink);
  font-size: clamp(42px, 8vw, 78px);
  line-height: .98;
  letter-spacing: -2.6px;
}
.hero-copy p {
  max-width: 590px;
  margin: 20px 0 28px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}
.download-button,
.primary-btn,
.primary-mini {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 18px;
  padding: 0 24px;
  color: white;
  font-weight: 950;
  background: linear-gradient(135deg, var(--blue), var(--blue2));
  box-shadow: 0 14px 30px rgba(21,120,255,.25);
  transition: transform .15s ease, box-shadow .15s ease;
}
.download-button { width: min(340px, 100%); font-size: 17px; }
.download-button:hover,
.primary-btn:hover,
.primary-mini:hover { transform: translateY(-1px); box-shadow: 0 18px 36px rgba(21,120,255,.31); }
.install-tip { margin-top: 14px; color: var(--muted); font-size: 13px; }
.hero-card {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255,255,255,.68);
  box-shadow: var(--soft);
}
.stat-line {
  display: grid;
  gap: 8px;
  padding: 18px;
  border-radius: 20px;
  background: white;
  border: 1px solid rgba(20,61,112,.08);
}
.stat-line span { color: var(--muted); font-size: 13px; font-weight: 850; }
.stat-line strong { color: var(--ink); font-size: 21px; }
.download-section,
.download-panel { padding: clamp(24px, 4vw, 36px); }
.section-title.clean { display: flex; justify-content: space-between; align-items: flex-start; gap: 18px; margin-bottom: 12px; }
.section-title.clean span { color: #0d63db; font-weight: 900; font-size: 13px; }
.section-title.clean h1,
.section-title.clean h2 { margin: 6px 0 0; color: var(--ink); line-height: 1.12; }
.section-title.clean h1 { font-size: clamp(32px, 5vw, 52px); }
.section-title.clean h2 { font-size: clamp(24px, 3vw, 34px); }
.release-message { margin: 0 0 16px; color: var(--muted); line-height: 1.75; }
.change-list { margin: 16px 0 0; padding: 0; display: grid; gap: 10px; list-style: none; }
.change-list li {
  position: relative;
  padding: 14px 16px 14px 48px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.72);
  color: #344054;
  line-height: 1.6;
}
.change-list li::before {
  content: "✓";
  position: absolute;
  left: 15px;
  top: 14px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: white;
  font-size: 12px;
  font-weight: 950;
  background: var(--blue);
}
.empty-download { text-align: center; min-height: 360px; display: grid; place-items: center; align-content: center; }
.empty-download .hero-icon { margin: 0 auto 18px; }
.empty-download h1 { margin: 0 0 10px; color: var(--ink); font-size: clamp(30px, 5vw, 48px); }
.empty-download p { margin: 0; color: var(--muted); line-height: 1.7; }
.empty-mark { width: 76px; height: 76px; display: grid; place-items: center; margin: 0 auto 16px; border-radius: 26px; color: white; font-size: 36px; font-weight: 950; background: linear-gradient(135deg, var(--blue), var(--blue2)); }
.notice-box { margin-top: 18px; padding: 14px 16px; border-radius: 16px; color: #0d63db; background: rgba(21,120,255,.10); }
.download-app-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.download-app-card {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255,255,255,.78);
  box-shadow: var(--soft);
  transition: transform .15s ease;
}
.download-app-card:hover { transform: translateY(-2px); }
.download-app-card strong { display: block; color: var(--ink); font-size: 18px; }
.download-app-card span { display: block; margin-top: 4px; color: var(--muted); font-size: 13px; }

/* 后台 */
.admin-body {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 260px 1fr;
  background:
    radial-gradient(circle at 80% 0%, rgba(21,120,255,.12), transparent 26%),
    #f6f9ff;
}
.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 20px;
  color: white;
  background: linear-gradient(180deg, #0d1b2f, #123566);
}
.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 26px; }
.brand span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  background: linear-gradient(135deg, var(--blue), var(--blue2));
  font-weight: 950;
}
.brand strong { font-size: 17px; }
.admin-sidebar nav { display: grid; gap: 8px; }
.admin-sidebar nav a {
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 15px;
  color: rgba(255,255,255,.78);
  font-weight: 850;
}
.admin-sidebar nav a:hover { color: white; background: rgba(255,255,255,.12); }
.admin-main { width: min(1240px, calc(100% - 42px)); margin: 0 auto; padding: 30px 0 56px; }
.login-main { width: min(1080px, calc(100% - 34px)); margin: 0 auto; padding: 40px 0; }
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  margin-bottom: 20px;
}
.compact-head { align-items: flex-start; }
.admin-header h1,
.login-intro h1 { margin: 10px 0 8px; color: var(--ink); font-size: clamp(32px, 4vw, 48px); line-height: 1.08; letter-spacing: -1.2px; }
.admin-header p,
.login-intro p { margin: 0; color: var(--muted); line-height: 1.7; }
.back-link { display: inline-flex; margin-bottom: 12px; color: #0d63db; font-weight: 900; }
.head-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.primary-btn.fit { width: fit-content; }
.line-btn,
.card-actions a,
.table-actions a,
.table-actions button {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border: 1px solid rgba(21,120,255,.16);
  border-radius: 14px;
  color: #0d63db;
  font-weight: 900;
  background: white;
  box-shadow: var(--soft);
}
.overview-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 18px; }
.overview-grid > div,
.admin-card,
.manage-app-card,
.login-form {
  border: 1px solid rgba(20,61,112,.08);
  border-radius: 26px;
  background: white;
  box-shadow: var(--soft);
}
.overview-grid > div { padding: 18px; }
.overview-grid span { color: var(--muted); font-size: 13px; font-weight: 850; }
.overview-grid strong { display: block; margin-top: 8px; color: var(--ink); font-size: 30px; }
.manage-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
.manage-app-card { padding: 18px; display: grid; gap: 16px; }
.manage-app-top { display: grid; grid-template-columns: 58px 1fr auto; gap: 13px; align-items: center; }
.manage-app-top h3 { margin: 0; color: var(--ink); font-size: 20px; }
.manage-app-top p { margin: 5px 0 0; color: var(--muted); font-size: 13px; word-break: break-all; }
.app-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 18px;
  color: white;
  font-weight: 950;
  font-size: 25px;
  background: linear-gradient(135deg, var(--blue), var(--blue2));
  box-shadow: 0 12px 26px rgba(21,120,255,.18);
}
.app-icon.large { width: 72px; height: 72px; border-radius: 22px; font-size: 32px; }
.status,
.badge {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  font-style: normal;
  font-size: 12px;
  font-weight: 950;
}
.status.on,
.badge.on { color: var(--green); background: rgba(22,163,74,.10); }
.status.off,
.badge.off { color: var(--muted); background: rgba(102,112,133,.12); }
.badge.force { color: var(--red); background: rgba(239,68,68,.10); margin-left: 6px; }
.manage-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.manage-meta span { display: grid; gap: 4px; padding: 12px; border-radius: 16px; color: var(--muted); font-size: 12px; font-weight: 800; background: #f7faff; }
.manage-meta strong { color: var(--ink); font-size: 16px; }
.card-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.primary-mini { min-height: 40px; padding: 0 16px; box-shadow: 0 10px 22px rgba(21,120,255,.18); }
.empty-admin { grid-column: 1 / -1; padding: 36px; border: 1px dashed rgba(21,120,255,.24); border-radius: 26px; text-align: center; background: white; }
.empty-admin h2 { margin: 0 0 8px; color: var(--ink); }
.empty-admin p { color: var(--muted); }
.editor-layout { display: grid; grid-template-columns: minmax(360px, .86fr) minmax(480px, 1.14fr); gap: 16px; align-items: start; }
.editor-left,
.editor-right { display: grid; gap: 16px; }
.admin-card { padding: 22px; }
.form-card { display: grid; gap: 14px; }
.card-title { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 4px; }
.card-title > span { width: 38px; height: 38px; flex: 0 0 38px; display: grid; place-items: center; border-radius: 14px; color: white; font-weight: 950; background: linear-gradient(135deg, var(--blue), var(--blue2)); }
.card-title h2 { margin: 0; color: var(--ink); font-size: 21px; }
.card-title p { margin: 4px 0 0; color: var(--muted); font-size: 13px; line-height: 1.55; }
.app-preview-row { display: flex; align-items: center; gap: 13px; padding: 13px; border: 1px solid var(--line); border-radius: 20px; background: #f8fbff; }
.app-preview-row strong { display: block; color: var(--ink); font-size: 18px; }
.app-preview-row span { display: block; margin-top: 4px; color: var(--muted); font-size: 13px; }
label { display: grid; gap: 7px; color: #344054; font-size: 14px; font-weight: 850; }
input, textarea, select {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  border: 1px solid rgba(16, 32, 51, .12);
  border-radius: 15px;
  outline: none;
  color: var(--text);
  background: #fbfdff;
  transition: border-color .15s ease, box-shadow .15s ease;
}
textarea { min-height: 102px; line-height: 1.65; resize: vertical; }
input:focus, textarea:focus, select:focus { border-color: rgba(21,120,255,.55); box-shadow: 0 0 0 5px rgba(21,120,255,.10); }
small { color: var(--muted); font-weight: 600; line-height: 1.45; }
.two-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.check-grid { display: flex; flex-wrap: wrap; gap: 12px; }
.check-line { display: flex; grid-template-columns: none; align-items: center; gap: 8px; min-height: 28px; }
.check-line input { width: auto; min-height: auto; }
.primary-btn { width: 100%; font-size: 15px; }
.info-list { display: grid; gap: 10px; margin: 12px 0; }
.info-list > div { display: grid; gap: 5px; padding: 12px; border-radius: 16px; background: #f8fbff; border: 1px solid var(--line); }
.info-list strong { color: var(--ink); }
.info-list a { color: #0d63db; font-weight: 800; word-break: break-all; }
.json-view {
  margin: 14px 0 0;
  max-height: 430px;
  overflow: auto;
  white-space: pre;
  tab-size: 2;
  padding: 18px;
  border-radius: 20px;
  color: #dbeafe;
  background: #0f172a;
  line-height: 1.7;
  font-size: 13px;
}
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 18px; }
table { width: 100%; min-width: 760px; border-collapse: collapse; }
th, td { padding: 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
th { color: #667085; font-size: 13px; background: #f8fbff; }
tr:last-child td { border-bottom: 0; }
td span { display: block; margin-top: 4px; color: var(--muted); font-size: 12px; }
.table-actions { display: flex; gap: 8px; align-items: center; }
.table-actions button { border: 0; color: var(--red); background: rgba(239,68,68,.10); box-shadow: none; }
.empty-cell { color: var(--muted); text-align: center; }
.login-card { min-height: calc(100vh - 80px); display: grid; grid-template-columns: 1fr 410px; gap: 22px; align-items: center; }
.login-form { display: grid; gap: 14px; padding: 26px; }
.login-form h2 { margin: 0; color: var(--ink); }
.alert { padding: 12px 14px; border-radius: 14px; font-weight: 850; }
.alert.error { color: #b42318; background: rgba(239,68,68,.10); }

@media (max-width: 1080px) {
  .download-hero,
  .editor-layout,
  .login-card { grid-template-columns: 1fr; }
  .hero-card { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .admin-body { grid-template-columns: 1fr; }
  .admin-sidebar { position: relative; height: auto; }
  .admin-sidebar nav { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .admin-main { width: min(100% - 24px, 1240px); padding-top: 18px; }
  .admin-header { align-items: flex-start; flex-direction: column; }
  .overview-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .public-body { padding: 14px; }
  .download-hero,
  .download-section,
  .download-panel,
  .admin-card,
  .manage-app-card,
  .login-form { border-radius: 22px; }
  .download-hero { min-height: auto; padding: 24px; }
  .hero-icon { width: 98px; height: 98px; border-radius: 28px; font-size: 44px; }
  .hero-card,
  .overview-grid,
  .two-cols,
  .manage-meta { grid-template-columns: 1fr; }
  .admin-sidebar nav { grid-template-columns: 1fr 1fr; }
  .admin-sidebar { padding: 14px; }
  .manage-app-top { grid-template-columns: 54px 1fr; }
  .manage-app-top .status { grid-column: 1 / -1; width: fit-content; }
  .json-view { font-size: 12px; }
}

/* v5: 更清晰的管理看板和下载页细节 */
.download-hero {
  grid-template-columns: minmax(0, 1fr) 340px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.92), rgba(255,255,255,.72)),
    radial-gradient(circle at 86% 10%, rgba(21,120,255,.18), transparent 36%);
}
.download-hero .hero-card::before {
  content: "APP";
  display: inline-flex;
  width: fit-content;
  margin-bottom: 4px;
  padding: 6px 10px;
  border-radius: 999px;
  color: #0d63db;
  background: rgba(21,120,255,.10);
  font-size: 12px;
  font-weight: 950;
}
.download-button::after { content: "↓"; font-size: 18px; line-height: 1; }
.dashboard-grid > div,
.app-stat-grid > div {
  position: relative;
  overflow: hidden;
  min-height: 116px;
  background:
    radial-gradient(circle at 100% 0%, rgba(21,120,255,.12), transparent 44%),
    #fff;
}
.dashboard-grid > div::after,
.app-stat-grid > div::after {
  content: "";
  position: absolute;
  right: 16px;
  top: 16px;
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(21,120,255,.16), rgba(88,184,255,.18));
}
.overview-grid small {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}
.manage-meta.four { grid-template-columns: repeat(4, 1fr); }
.admin-card.json-card { position: sticky; top: 22px; }
.json-view {
  white-space: pre-wrap;
  word-break: break-word;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
input[type="file"] { padding: 10px; background: #fff; }
.form-card label small { max-width: 720px; }
@media (max-width: 1180px) {
  .manage-meta.four { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1080px) {
  .download-hero { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .manage-meta.four { grid-template-columns: 1fr 1fr; }
  .dashboard-grid > div,
  .app-stat-grid > div { min-height: 96px; }
}


/* login-fix: 独立登录页布局，避免后台网格导致标题被挤成竖排 */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 16% 8%, rgba(21,120,255,.18), transparent 28%),
    radial-gradient(circle at 86% 16%, rgba(88,184,255,.16), transparent 30%),
    linear-gradient(180deg, #f8fbff 0%, #eef6ff 58%, #ffffff 100%);
}
.login-body .login-main {
  width: min(980px, 100%);
  margin: 0 auto;
  padding: 0;
}
.login-body .login-card {
  min-height: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: 0;
  align-items: stretch;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.82);
  border-radius: 34px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 28px 90px rgba(17, 79, 162, .16);
  backdrop-filter: blur(22px);
}
.login-body .login-intro {
  min-width: 0;
  padding: clamp(30px, 5vw, 58px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(circle at 16% 12%, rgba(255,255,255,.42), transparent 28%),
    linear-gradient(135deg, rgba(21,120,255,.15), rgba(88,184,255,.08));
}
.login-body .login-intro h1 {
  margin: 16px 0 12px;
  max-width: 460px;
  color: var(--ink);
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.03;
  letter-spacing: -1.8px;
  word-break: keep-all;
  white-space: normal;
}
.login-body .login-intro p {
  max-width: 420px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}
.login-body .login-form {
  border: 0;
  border-left: 1px solid rgba(20,61,112,.08);
  border-radius: 0;
  box-shadow: none;
  padding: clamp(26px, 4vw, 42px);
  align-content: center;
  background: rgba(255,255,255,.94);
}
.login-body .login-form h2 {
  font-size: 25px;
  letter-spacing: -.5px;
}
.login-body .primary-btn {
  min-height: 54px;
  border-radius: 17px;
}
@media (max-width: 820px) {
  .login-body .login-card { grid-template-columns: 1fr; }
  .login-body .login-form { border-left: 0; border-top: 1px solid rgba(20,61,112,.08); }
}
@media (max-width: 520px) {
  .login-body { padding: 14px; }
  .login-body .login-card { border-radius: 26px; }
  .login-body .login-intro,
  .login-body .login-form { padding: 24px; }
}