/* NavPage admin - iOS-style UI (frosted sidebar, soft cards, spring taps) */

:root {
  --accent: #0a84ff;
  --radius: 16px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --bg: #f2f2f7;
  --surface: rgba(255, 255, 255, .85);
  --surface-solid: #ffffff;
  --surface-2: rgba(120, 120, 128, .10);
  --text: #1c1c1e;
  --text-2: #3c3c43;
  --text-3: rgba(60, 60, 67, .55);
  --border: rgba(60, 60, 67, .13);
  --separator: rgba(60, 60, 67, .10);
  --shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 6px 20px rgba(0, 0, 0, .05);
  --spring: cubic-bezier(.32, .72, 0, 1);
  --spring-soft: cubic-bezier(.34, 1.56, .64, 1);
  --tap-dur: .32s;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
img.ico-img { display: block; }

/* ---------------- Shell ---------------- */
.admin-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 236px;
  flex: 0 0 236px;
  background: linear-gradient(180deg, rgba(28, 28, 30, .96) 0%, rgba(44, 44, 46, .96) 100%);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  color: #d1d1d6;
  display: flex;
  flex-direction: column;
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.side-brand { display: flex; align-items: center; gap: 11px; padding: 4px 8px 20px; }

.side-mark {
  position: relative;
  width: 38px; height: 38px;
  border-radius: 12px;
  display: grid; place-items: center;
  overflow: hidden;
  background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 92%, #fff), color-mix(in srgb, var(--accent) 60%, #5e5ce6));
  box-shadow: 0 6px 18px color-mix(in srgb, var(--accent) 38%, rgba(0, 0, 0, .35));
  transition: transform var(--tap-dur) var(--spring-soft);
}
.side-brand:hover .side-mark { transform: scale(1.07); }
.side-mark img { filter: brightness(0) invert(1); }
.side-mark-img {
  background: rgba(255, 255, 255, .10);
  border: .5px solid rgba(255, 255, 255, .20);
  box-shadow: 0 6px 18px rgba(0, 0, 0, .35), inset 0 1px 0 rgba(255, 255, 255, .22);
}
.side-mark-img .brand-logo {
  width: 100%; height: 100%;
  object-fit: contain;
  filter: none;
  padding: 6px;
}

.side-brand strong { display: block; color: #fff; font-size: 15px; font-weight: 600; }
.side-brand small { color: rgba(235, 235, 245, .5); font-size: 11.5px; }

.side-nav { display: flex; flex-direction: column; gap: 5px; flex: 1; }

.side-nav a {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 13px;
  border-radius: 12px;
  color: rgba(235, 235, 245, .68);
  font-size: 14px;
  font-weight: 500;
  transition: transform var(--tap-dur) var(--spring-soft),
              background .24s var(--spring),
              color .2s;
}

.side-nav a .ico-img { filter: invert(72%) sepia(6%) saturate(300%) hue-rotate(176deg); transition: filter .2s; }

.side-nav a:hover {
  background: rgba(255, 255, 255, .08);
  color: #fff;
  transform: translateX(3px);
}
.side-nav a:hover .ico-img { filter: brightness(0) invert(1); }

.side-nav a:active { transform: scale(.96); transition-duration: .1s; }

.side-nav a.active {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 88%, #5e5ce6), color-mix(in srgb, var(--accent) 70%, #64d2ff));
  color: #fff;
  font-weight: 600;
  box-shadow: 0 6px 16px color-mix(in srgb, var(--accent) 40%, transparent);
}
.side-nav a.active .ico-img { filter: brightness(0) invert(1); }

.side-foot {
  display: flex; flex-direction: column; gap: 9px;
  padding-top: 14px;
  border-top: .5px solid rgba(255, 255, 255, .12);
}
.side-foot a {
  display: flex; align-items: center; gap: 9px;
  color: rgba(235, 235, 245, .55); font-size: 12.5px;
  padding: 4px 6px;
  border-radius: 9px;
  transition: background .2s, color .2s, transform var(--tap-dur) var(--spring-soft);
}
.side-foot a .ico-img { filter: invert(55%) sepia(8%) saturate(300%) hue-rotate(176deg); }
.side-foot a:hover { color: #fff; background: rgba(255, 255, 255, .07); }
.side-foot a:hover .ico-img { filter: brightness(0) invert(1); }
.side-foot a:active { transform: scale(.96); }

.side-badge {
  display: flex; align-items: center; gap: 8px;
  font-size: 11.5px; color: rgba(235, 235, 245, .45);
  padding: 7px 9px; border-radius: 10px;
  background: rgba(255, 255, 255, .06);
}
.side-badge .ico-img { filter: invert(50%); }

.main-col { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px;
  background: rgba(242, 242, 247, .82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: .5px solid var(--separator);
  position: sticky; top: 0; z-index: 20;
}

.topbar h2 {
  margin: 0; font-size: 18px; font-weight: 700; letter-spacing: -.3px;
  display: flex; align-items: center; gap: 9px;
}
.top-right { display: flex; align-items: center; gap: 10px; }

.badge {
  font-size: 12px;
  background: var(--surface-2);
  border: .5px solid var(--border);
  padding: 4px 11px;
  border-radius: 999px;
  color: var(--text-2);
}

.content { padding: 26px 28px 60px; max-width: 1120px; width: 100%; }

/* ---------------- Panels ---------------- */
.panel {
  background: var(--surface);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: .5px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 22px;
  margin-bottom: 20px;
}

.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: .5px solid var(--separator);
}

.panel-head h3 {
  margin: 0; font-size: 15.5px; font-weight: 600; letter-spacing: -.2px;
  display: flex; align-items: center; gap: 8px;
}
.panel-head h3 .ico-img { opacity: .75; }
.panel-head small { font-weight: 400; font-size: 12px; }

.split { display: grid; grid-template-columns: 368px 1fr; gap: 20px; align-items: start; }
@media (max-width: 980px) { .split { grid-template-columns: 1fr; } }

/* ---------------- Stats ---------------- */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 20px; }
@media (max-width: 960px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }

.stat-card {
  position: relative;
  background: var(--surface);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: .5px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px 18px;
  display: flex; flex-direction: column; gap: 7px;
  transition: transform var(--tap-dur) var(--spring-soft), box-shadow .3s var(--spring);
}
.stat-card:hover { transform: translateY(-3px); box-shadow: 0 2px 6px rgba(0,0,0,.06), 0 14px 32px rgba(0,0,0,.10); }

.stat-ico {
  position: absolute; top: 14px; right: 14px;
  width: 34px; height: 34px;
  border-radius: 11px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--c, var(--accent)) 16%, transparent);
}
.stat-card > span:not(.stat-ico) { font-size: 12.5px; color: var(--text-3); }
.stat-card strong { font-size: 25px; font-weight: 700; letter-spacing: -.6px; }
.stat-card strong.small { font-size: 16px; font-weight: 600; }

/* ---------------- Forms ---------------- */
.form .field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field > span:first-child { font-size: 12.5px; color: var(--text-2); font-weight: 600; }

input[type="text"], input[type="password"], input[type="number"], input[type="url"], input[type="file"], select, textarea {
  width: 100%;
  padding: 10px 13px;
  border: .5px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
  color: var(--text);
  font-family: inherit;
  font-size: 14.5px;
  outline: none;
  transition: border-color .22s var(--spring), box-shadow .26s var(--spring), background .22s;
}

input:focus, select:focus, textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 13%, transparent);
  background: var(--surface-solid);
}

textarea { resize: vertical; line-height: 1.55; border-radius: 14px; }

.input-shell { position: relative; display: block; }
.input-shell .in-ico {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; opacity: .45; pointer-events: none;
  transition: opacity .2s;
}
.input-shell:focus-within .in-ico { opacity: .9; }
.input-shell input.with-ico { padding-left: 36px; }

.color-shell { display: flex; align-items: center; gap: 10px; }
input[type="color"] {
  width: 54px; height: 40px;
  padding: 3px;
  border: .5px solid var(--border);
  border-radius: 12px;
  background: var(--surface-2);
  cursor: pointer;
  transition: transform var(--tap-dur) var(--spring-soft);
}
input[type="color"]:active { transform: scale(.94); }
.color-name { font-size: 13px; color: var(--text-2); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.row3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 720px) { .row2, .row3 { grid-template-columns: 1fr; } }

.check { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--text-2); margin-bottom: 8px; cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--accent); transition: transform .2s var(--spring-soft); }
.check input:active { transform: scale(.85); }
.checks { display: flex; flex-wrap: wrap; gap: 6px 22px; }

.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; align-items: center; }

/* ---------------- Buttons (iOS pill) ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 9px 17px;
  border: .5px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: transform var(--tap-dur) var(--spring-soft),
              background .22s, color .2s, border-color .2s,
              box-shadow .25s;
  text-decoration: none;
  will-change: transform;
}

.btn:hover {
  background: color-mix(in srgb, var(--accent) 10%, var(--surface-2));
  border-color: color-mix(in srgb, var(--accent) 34%, transparent);
}
.btn:active { transform: scale(.93); transition-duration: .09s; }

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 6px 16px color-mix(in srgb, var(--accent) 32%, transparent);
}
.btn.primary:hover { filter: brightness(1.06); color: #fff; }
.btn.primary .ico-img, .btn.danger .ico-img { filter: brightness(0) invert(1); }
.btn.danger { color: #ff453a; border-color: rgba(255, 69, 58, .38); background: rgba(255, 69, 58, .08); }
.btn.danger:hover { background: rgba(255, 69, 58, .16); color: #ff453a; }
.btn.ghost { background: transparent; }
.btn.block { width: 100%; }
.btn.small { padding: 6px 13px; font-size: 12.5px; }
.btn.tiny { padding: 5px 10px; font-size: 12px; border-radius: 999px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; transform: none !important; }

/* ---------------- Brand logo row ---------------- */
.logo-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

.logo-preview {
  width: 52px; height: 52px;
  border-radius: 15px;
  display: grid; place-items: center;
  background: var(--surface-2);
  border: .5px solid var(--border);
  overflow: hidden;
  flex: 0 0 auto;
  transition: transform var(--tap-dur) var(--spring-soft);
}
.logo-preview:hover { transform: scale(1.05); }
.logo-preview img { width: 100%; height: 100%; object-fit: contain; display: block; }

.logo-fallback {
  width: 100%; height: 100%;
  display: grid; place-items: center;
}
.logo-fallback img { filter: brightness(0) invert(1); width: 20px; height: 20px; }

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

/* ---------------- Tables ---------------- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 11px 8px; border-bottom: .5px solid var(--separator); font-size: 13.5px; }
.table th { color: var(--text-3); font-weight: 600; font-size: 12px; }
.table tr:last-child td { border-bottom: 0; }
.table .right { text-align: right; }
.table.kv td:first-child { color: var(--text-3); width: 140px; }

.muted { color: var(--text-3); }
.truncate { max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: inline-block; vertical-align: bottom; }

/* ---------------- Sortable lists ---------------- */
.sortable { list-style: none; margin: 0; padding: 0; }

.sortable li {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 9px;
  border-bottom: .5px solid var(--separator);
  background: transparent;
  border-radius: 12px;
  transition: background .18s, transform .28s var(--spring-soft), box-shadow .28s;
}

.sortable li:last-child { border-bottom: 0; }
.sortable li:hover { background: var(--surface-2); }
.sortable li.dragging {
  opacity: .95;
  background: var(--surface-solid);
  box-shadow: var(--shadow);
  transform: scale(1.02);
}

.drag { cursor: grab; color: var(--text-3); user-select: none; display: grid; place-items: center; width: 22px; height: 22px; transition: color .2s, transform .3s var(--spring-soft); }
.drag:active { cursor: grabbing; transform: scale(1.15); }
.drag .ico-img { opacity: .55; }
li:hover .drag .ico-img { opacity: .9; }

.chip-icon {
  width: 32px; height: 32px;
  border-radius: 10px;
  display: grid; place-items: center;
  color: #fff; font-size: 14px;
  flex: 0 0 auto;
  overflow: hidden;
  font-weight: 700;
  transition: transform .32s var(--spring-soft);
}
li:hover .chip-icon { transform: scale(1.06); }

.chip-icon.plain { background: var(--surface-2); border: .5px solid var(--border); }
.chip-icon img { width: 18px; height: 18px; object-fit: contain; }

.li-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.li-body strong { font-size: 13.5px; font-weight: 600; }
.li-body small { font-size: 12px; }

.li-actions { display: flex; align-items: center; gap: 8px; }
.li-actions form { margin: 0; }

.tag {
  font-style: normal;
  font-size: 11px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  padding: 3px 9px;
  border-radius: 999px;
  font-weight: 600;
}

.tag.cat { background: var(--surface-2); color: var(--text-2); border: .5px solid var(--border); font-weight: 500; }

.inline-search { display: flex; }

/* ---------------- Toast ---------------- */
.toast {
  display: flex; align-items: center; gap: 9px;
  padding: 12px 16px;
  border-radius: 14px;
  margin-bottom: 16px;
  font-size: 13.5px;
  border: .5px solid transparent;
  animation: toast-in .4s var(--spring-soft);
}

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

.toast.ok { background: rgba(48, 209, 88, .12); border-color: rgba(48, 209, 88, .32); color: #30d158; }
html[data-ios="1"] .toast.ok { color: #1a9e46; }
.toast.err { background: rgba(255, 69, 58, .12); border-color: rgba(255, 69, 58, .32); color: #ff453a; }

/* ---------------- Steps ---------------- */
.steps { margin: 0; padding-left: 20px; line-height: 2; color: var(--text-2); font-size: 13.5px; }
.steps b { color: var(--text); }

.notice {
  display: flex; align-items: flex-start; gap: 9px;
  background: color-mix(in srgb, var(--accent) 9%, transparent);
  border: .5px solid color-mix(in srgb, var(--accent) 26%, transparent);
  color: var(--text-2);
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 13px;
  margin-bottom: 16px;
  animation: toast-in .35s var(--spring-soft);
}
.notice img { flex: 0 0 auto; margin-top: 1px; }

.notice.error { background: rgba(255, 69, 58, .1); border-color: rgba(255, 69, 58, .3); color: #ff453a; }
.notice code { background: rgba(0, 0, 0, .06); padding: 1px 6px; border-radius: 6px; }

.code-block {
  display: block;
  background: var(--surface-2);
  border: .5px solid var(--border);
  border-radius: 12px;
  padding: 11px 13px;
  font-size: 12.5px;
  word-break: break-all;
  color: var(--text-2);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ---------------- Login ---------------- */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    radial-gradient(900px 500px at 20% 0%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 60%),
    radial-gradient(700px 400px at 90% 90%, color-mix(in srgb, #5e5ce6 12%, transparent), transparent 55%),
    var(--bg);
  padding: 20px;
}

.login-card {
  width: min(392px, 100%);
  background: var(--surface);
  backdrop-filter: saturate(180%) blur(28px);
  -webkit-backdrop-filter: saturate(180%) blur(28px);
  border: .5px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 38px 32px;
  text-align: center;
  animation: pop-in .5s var(--spring-soft);
}

.login-mark {
  position: relative;
  width: 58px; height: 58px;
  border-radius: 18px;
  display: grid; place-items: center;
  overflow: hidden;
  margin: 0 auto 16px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 92%, #fff), color-mix(in srgb, var(--accent) 58%, #5e5ce6));
  box-shadow: 0 14px 34px color-mix(in srgb, var(--accent) 44%, transparent), inset 0 1px 0 rgba(255, 255, 255, .35);
  transition: transform var(--tap-dur) var(--spring-soft);
}
.login-card:hover .login-mark { transform: scale(1.06); }
.login-mark img { filter: brightness(0) invert(1); }

.login-card h1 { margin: 0; font-size: 21px; font-weight: 700; letter-spacing: -.3px; }
.login-card .sub { margin: 6px 0 22px; color: var(--text-3); font-size: 13px; }
.login-card .field { text-align: left; }
.login-card .back {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 16px; font-size: 13px; color: var(--text-3);
  transition: color .2s, transform var(--tap-dur) var(--spring-soft);
}
.login-card .back:hover { color: var(--accent); }
.login-card .back:active { transform: scale(.95); }

@keyframes pop-in {
  from { opacity: 0; transform: translateY(-8px) scale(.97); }
  to { opacity: 1; transform: none; }
}

/* ---------------- Responsive ---------------- */
@media (max-width: 820px) {
  .admin-shell { flex-direction: column; }
  .sidebar { width: 100%; flex: none; height: auto; position: static; }
  .side-nav { flex-direction: row; flex-wrap: wrap; }
  .side-foot { flex-direction: row; gap: 16px; flex-wrap: wrap; }
  .content { padding: 18px 16px 50px; }
  .topbar { padding: 14px 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}