:root {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --surface-soft: #fbfbfd;
  --text: #1d1d1f;
  --text-secondary: #6e6e73;
  --border: rgba(0, 0, 0, 0.08);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.05);
  --shadow-hover: 0 2px 4px rgba(0, 0, 0, 0.05), 0 14px 34px rgba(0, 0, 0, 0.10);
  --accent: #0066cc;
  --accent-hover: #0055b3;
  --danger: #d70015;
  --nav-bg: rgba(245, 245, 247, 0.72);
  --tile: #e8e8ed;
  --input-bg: #ffffff;
  --focus-ring: rgba(0, 102, 204, 0.18);
}

html[data-theme="dark"] {
  --bg: #0b0b0d;
  --surface: #1c1c1e;
  --surface-soft: #222225;
  --text: #f5f5f7;
  --text-secondary: #98989f;
  --border: rgba(255, 255, 255, 0.10);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.30), 0 8px 24px rgba(0, 0, 0, 0.30);
  --shadow-hover: 0 2px 4px rgba(0, 0, 0, 0.35), 0 14px 34px rgba(0, 0, 0, 0.40);
  --accent: #2997ff;
  --accent-hover: #6ab2ff;
  --danger: #ff6961;
  --nav-bg: rgba(11, 11, 13, 0.72);
  --tile: #2c2c2e;
  --input-bg: #222225;
  --focus-ring: rgba(41, 151, 255, 0.24);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.3s ease, color 0.3s ease;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

input {
  font: inherit;
  color: inherit;
}

.hidden {
  display: none !important;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
  padding: 0 max(20px, env(safe-area-inset-left));
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0;
}

.brand-mark,
.auth-mark {
  display: grid;
  place-items: center;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

.brand-mark {
  width: 22px;
  height: 22px;
  font-size: 13px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-name {
  max-width: 180px;
  color: var(--text-secondary);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.icon-btn {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  color: var(--text);
  transition: background-color 0.2s ease;
}

.icon-btn:hover {
  background: var(--tile);
}

.icon-btn svg {
  width: 18px;
  height: 18px;
}

html[data-theme="light"] .icon-moon,
html[data-theme="dark"] .icon-sun {
  display: none;
}

main {
  width: min(1080px, 100% - 40px);
  margin: 0 auto;
  padding-bottom: 72px;
}

.auth-view {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 52px - 80px);
  padding: 56px 0;
}

.auth-panel {
  width: min(420px, 100%);
  padding: 34px 30px 28px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.auth-head {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 24px;
}

.auth-mark {
  width: 34px;
  height: 34px;
  font-size: 18px;
}

.auth-head h1,
.hero h1,
.editor-head h1 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0;
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  padding: 4px;
  margin-bottom: 22px;
  border-radius: 8px;
  background: var(--tile);
}

.segmented button {
  height: 34px;
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.segmented button.active {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.10);
}

form {
  display: flex;
  flex-direction: column;
}

form label {
  margin: 0 0 6px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
}

form label + input,
.field input {
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  -webkit-appearance: none;
  appearance: none;
}

form label + input {
  margin-bottom: 16px;
}

form input:focus,
.field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.primary-btn,
.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 40px;
  padding: 0 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

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

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

.secondary-btn {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.secondary-btn:hover {
  background: var(--surface-soft);
}

.primary-btn svg,
.secondary-btn svg {
  width: 17px;
  height: 17px;
}

form .primary-btn {
  margin-top: 6px;
}

.auth-error {
  min-height: 20px;
  margin-top: 14px;
  color: var(--danger);
  font-size: 13px;
  text-align: center;
}

.hero {
  padding: 72px 0 40px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(34px, 6vw, 52px);
  line-height: 1.08;
}

.hero p {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 17px;
}

.search-wrap {
  position: relative;
  width: min(560px, 100%);
  margin: 32px auto 0;
}

.search-wrap svg {
  position: absolute;
  left: 16px;
  top: 50%;
  width: 17px;
  height: 17px;
  color: var(--text-secondary);
  transform: translateY(-50%);
  pointer-events: none;
}

#search {
  width: 100%;
  height: 44px;
  padding: 0 18px 0 44px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  font-size: 15px;
  outline: none;
  box-shadow: var(--shadow);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
  -webkit-appearance: none;
  appearance: none;
}

#search::placeholder {
  color: var(--text-secondary);
}

#search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--focus-ring), var(--shadow);
}

.section {
  margin-top: 40px;
}

.section-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
}

.section-title h2 {
  font-size: 19px;
  font-weight: 650;
  letter-spacing: 0;
}

.count {
  color: var(--text-secondary);
  font-size: 13px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.card {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 78px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 102, 204, 0.35);
  box-shadow: var(--shadow-hover);
}

.icon {
  display: grid;
  place-items: center;
  flex: 0 0 46px;
  width: 46px;
  height: 46px;
  border-radius: 8px;
  background: var(--tile);
  font-size: 22px;
  position: relative;
  overflow: hidden;
}

.icon-fallback {
  font-size: 18px;
  font-weight: 600;
}

.icon-fallback-layer {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  border-radius: inherit;
}

.icon-has-image .icon-fallback-layer {
  opacity: 0;
  visibility: hidden;
}

.meta {
  min-width: 0;
  flex: 1;
}

.meta h3 {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.meta p {
  margin-top: 2px;
  color: var(--text-secondary);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.arrow {
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  color: var(--text-secondary);
  transition: color 0.2s ease, transform 0.2s ease;
}

.card:hover .arrow {
  color: var(--accent);
  transform: translateX(2px);
}

.empty {
  padding: 40px 0;
  color: var(--text-secondary);
  text-align: center;
  font-size: 15px;
}

.editor-view {
  padding: 44px 0 20px;
}

.editor-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.editor-settings {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.editor-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.editor-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.edit-row {
  display: grid;
  grid-template-columns: 64px minmax(120px, 0.8fr) minmax(180px, 1.4fr) minmax(120px, 0.8fr) minmax(90px, 0.6fr) 40px;
  gap: 10px;
  align-items: start;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.field {
  min-width: 0;
}

.field label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
}

.field input {
  height: 38px;
  padding: 0 10px;
  font-size: 14px;
}

.url-group {
  display: flex;
  gap: 6px;
}

.url-group select,
.url-group input {
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  -webkit-appearance: none;
  appearance: none;
}

.url-group select {
  flex: 0 0 96px;
  padding: 0 6px;
}

.url-group input {
  flex: 1;
  min-width: 0;
  width: auto;
  padding: 0 10px;
}

.url-group select:focus,
.url-group input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.icon-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.icon-preset {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface-soft);
  font-size: 15px;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.icon-preset:hover {
  border-color: var(--accent);
  background: var(--tile);
}

.icon-img {
  position: relative;
  z-index: 1;
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.row-delete {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  color: var(--text-secondary);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.row-delete:hover {
  background: rgba(215, 0, 21, 0.10);
  color: var(--danger);
}

.row-delete svg {
  width: 17px;
  height: 17px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 50;
  max-width: calc(100% - 32px);
  padding: 11px 18px;
  border-radius: 8px;
  background: var(--text);
  color: var(--bg);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-hover);
  transform: translateX(-50%);
}

footer {
  width: min(1080px, 100% - 40px);
  margin: 0 auto;
  padding: 24px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 13px;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-bottom: 8px;
}

.footer-links a {
  color: var(--accent);
  font-size: 13px;
}

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

@media (max-width: 860px) {
  .edit-row {
    grid-template-columns: 1fr 1fr 40px;
    align-items: start;
  }

  .edit-row .field:first-child {
    grid-column: 1 / -1;
  }

  .row-delete {
    grid-column: 3;
    grid-row: 1;
  }
}

@media (max-width: 700px) {
  .hero {
    padding: 52px 0 32px;
  }

  .hero p {
    font-size: 15px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  main,
  footer {
    width: min(1080px, 100% - 28px);
  }

  .auth-view {
    min-height: calc(100vh - 52px - 60px);
    padding: 36px 0;
  }

  .editor-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .editor-actions {
    width: 100%;
  }

  .editor-actions .primary-btn,
  .editor-actions .secondary-btn {
    flex: 1;
  }

  .edit-row {
    grid-template-columns: 1fr 40px;
  }

  .edit-row .field:first-child {
    grid-column: 1 / -1;
  }

  .edit-row .field:nth-child(2),
  .edit-row .field:nth-child(3),
  .edit-row .field:nth-child(4),
  .edit-row .field:nth-child(5) {
    grid-column: 1;
  }

  .row-delete {
    grid-column: 2;
    grid-row: 1;
  }

  .editor-settings {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}