:root {
  --bg: #0e1f2f;
  --bg-soft: #112f45;
  --panel: rgba(22, 63, 93, 0.92);
  --panel-strong: rgba(12, 34, 52, 0.96);
  --card: rgba(28, 75, 109, 0.94);
  --text: #e7f6ff;
  --muted: #9fc0d6;
  --accent: #2ec7a4;
  --accent-strong: #1db590;
  --link: #8fd6ff;
  --danger: #f95b5b;
  --border: rgba(255, 255, 255, 0.16);
  --shadow: 0 22px 48px rgba(0, 0, 0, 0.36);
  --radius: 16px;
  --page-bg:
    radial-gradient(circle at 20% 20%, rgba(46, 199, 164, 0.22), transparent 32%),
    radial-gradient(circle at 90% 0%, rgba(33, 120, 220, 0.25), transparent 35%),
    linear-gradient(155deg, var(--bg), #0a1624);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--page-bg);
  color: var(--text);
  font-family: "Trebuchet MS", "Verdana", sans-serif;
}

body {
  position: relative;
  overflow-x: hidden;
}

button,
input,
select {
  font: inherit;
}

a {
  color: var(--link);
}

.page-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 34px 34px;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(1320px, 100%);
  margin: 0 auto;
  padding: max(18px, env(safe-area-inset-top)) 18px 24px;
}

.masthead {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-avatar {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.24);
  box-shadow: var(--shadow);
}

.brand-kicker,
.panel-kicker,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 11px;
}

.brand-block h1,
.hero-copy h2,
.panel-head h3,
.settings-header h3,
.settings-subhead h4 {
  margin: 0;
}

.brand-sub {
  margin: 6px 0 0;
  color: var(--muted);
}

.masthead-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.clock-card,
.panel,
.hero-panel,
.settings-panel {
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.clock-card {
  min-width: 176px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: rgba(12, 34, 52, 0.88);
  text-align: right;
}

.clock {
  font-size: clamp(28px, 5vw, 42px);
  line-height: 1;
  font-weight: 700;
}

.date {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.settings-btn,
.settings-close,
.secondary-btn,
#url-go,
#bookmark-add-btn,
.command-chip,
.bookmark-card {
  transition: transform 0.16s ease, background 0.16s ease, border-color 0.16s ease, opacity 0.16s ease;
}

.settings-btn,
.settings-close,
.secondary-btn {
  border: none;
  border-radius: 10px;
  cursor: pointer;
  padding: 9px 14px;
  background: rgba(255, 255, 255, 0.14);
  color: var(--text);
}

.settings-btn,
.settings-close {
  width: 48px;
  height: 48px;
  font-size: 20px;
}

.settings-btn:hover,
.settings-close:hover,
.secondary-btn:hover,
#url-go:hover,
#bookmark-add-btn:hover,
.command-chip:hover,
.bookmark-card:hover {
  transform: translateY(-1px);
}

.secondary-btn.danger {
  background: rgba(249, 91, 91, 0.24);
  color: #ffd4d4;
}

.dashboard {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 18px;
}

.hero-panel,
.panel {
  border-radius: var(--radius);
}

.hero-panel {
  grid-column: 1 / -1;
  background: rgba(9, 22, 37, 0.86);
  padding: 24px;
}

.hero-copy p,
.empty-state,
.tip-card span {
  color: var(--muted);
  line-height: 1.55;
}

.hero-copy h2 {
  margin-top: 10px;
  font-family: "Palatino Linotype", "Book Antiqua", serif;
  font-size: clamp(32px, 4vw, 46px);
  line-height: 1.02;
}

.omnibox {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  margin-top: 18px;
}

.omnibox input,
.settings-form input,
.settings-section select {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(8, 17, 29, 0.75);
  color: var(--text);
  padding: 12px 14px;
  outline: none;
}

.omnibox input:focus,
.settings-form input:focus,
.settings-section select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(46, 199, 164, 0.2);
}

#url-go,
#bookmark-add-btn {
  border: none;
  border-radius: 10px;
  background: linear-gradient(130deg, var(--accent), var(--accent-strong));
  color: #08221b;
  font-weight: 700;
  cursor: pointer;
  padding: 12px 18px;
}

.quick-commands,
.history-actions,
.manage-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.quick-commands {
  margin-top: 16px;
}

.command-chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  cursor: pointer;
}

.panel {
  background: rgba(9, 22, 37, 0.84);
  padding: 20px;
}

.panel-head,
.settings-header,
.settings-subhead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.bookmarks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.bookmark-card,
.history-item,
.manage-item,
.tip-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
}

.bookmark-card {
  display: grid;
  gap: 6px;
  width: 100%;
  padding: 14px;
  text-align: left;
  color: inherit;
  cursor: pointer;
}

.bookmark-card strong,
.history-item strong,
.manage-item strong,
.tip-card strong {
  font-size: 16px;
}

.bookmark-card span,
.history-meta,
.manage-item span {
  color: var(--muted);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.empty-state {
  margin-top: 14px;
}

.history-list,
.manage-list,
.tips-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.history-item,
.manage-item,
.tip-card {
  padding: 14px;
}

.history-item,
.manage-item {
  display: grid;
  gap: 10px;
}

.settings-panel {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 20;
  width: min(420px, calc(100vw - 24px));
  max-height: calc(100vh - 36px);
  overflow: auto;
  border-radius: var(--radius);
  background: var(--panel-strong);
  padding: 20px;
}

.settings-section + .settings-section {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.settings-section label {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
}

.settings-form {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.upload-label {
  margin-top: 12px;
}

#background-upload {
  width: 100%;
  margin-bottom: 12px;
}

.hidden {
  display: none !important;
}

@media (max-width: 900px) {
  .dashboard {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .page-shell {
    padding: max(14px, env(safe-area-inset-top)) 14px 18px;
  }

  .masthead {
    flex-direction: column;
    align-items: stretch;
  }

  .masthead-tools {
    justify-content: space-between;
  }

  .brand-block {
    align-items: flex-start;
  }

  .brand-avatar {
    width: 58px;
    height: 58px;
  }

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

  #url-go,
  #bookmark-add-btn,
  .secondary-btn,
  .settings-btn,
  .settings-close {
    width: 100%;
  }

  .clock-card {
    min-width: 0;
    flex: 1;
  }

  .settings-panel {
    top: 10px;
    right: 10px;
    left: 10px;
    width: auto;
    max-height: calc(100vh - 20px);
  }
}