:root[data-skin="sky"] {
  --brand: #1766E6;
  --brand-dark: #0F4FC4;
  --brand-soft: #E6F1FF;
  --brand-soft-text: #0F4FC4;
  --map-guide-active: #1766E6;
  --brand-contrast: #fff;
  --bg: #F4F9FF;
  --bg-sunken: #EAF3FC;
  --card: #ffffff;
  --border: #DCE8F5;
  --border-strong: #7D93B0;
  --border-subtle: #E4EEF8;
  --border-faint: #EDF4FB;
  --border-dashed: #C5D9EE;
  --divider-vertical: #D5E3F2;
  --text: #0E2340;
  --text-secondary: #2A3F5E;
  --text-muted: #4A5E7A;
  --text-faint: #56698A;
  --accent-teal: #19B5CC;
  --accent-teal-soft: #E0F7FA;
  --accent-teal-soft-text: #0F7F92;
  --radius: 10px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-card: 18px;
  --radius-frame: 20px;
  --radius-panel: 24px;
  --shadow-sm: 0 1px 3px rgba(14, 35, 64, 0.08);
  --shadow-md: 0 12px 28px -10px rgba(23, 102, 230, 0.22);
  --shadow-lg: 0 20px 44px -14px rgba(14, 35, 64, 0.28);
  --shadow-panel: 0 24px 60px -24px rgba(14, 35, 64, 0.35);
  --sky-top: #D6EBFF;
  --sky-mid: #EAF5FF;
  --sky-fade: rgba(244, 249, 255, 0);
}
@media (prefers-color-scheme: dark) {
  :root[data-skin="sky"]:not([data-theme="light"]) {
    --brand: #5AA2FF;
    --brand-dark: #8CC0FF;
    --brand-soft: #16335A;
    --brand-soft-text: #B9D7FF;
    --map-guide-active: #7DB8FF;
    --brand-contrast: #06111F;
    --bg: #0B1626;
    --bg-sunken: #07101C;
    --card: #13233A;
    --border: #2A4263;
    --border-strong: #5C7597;
    --border-subtle: #1E3350;
    --border-faint: #182B45;
    --border-dashed: #3A5579;
    --divider-vertical: #2A4263;
    --text: #EEF5FF;
    --text-secondary: #C9D8EC;
    --text-muted: #93A9C6;
    --text-faint: #8AA0BE;
    --accent-teal: #3FD0E4;
    --accent-teal-soft: #0F3440;
    --accent-teal-soft-text: #9BE6F2;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 12px 28px -10px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 44px -14px rgba(0, 0, 0, 0.55);
    --shadow-panel: 0 24px 60px -24px rgba(0, 0, 0, 0.6);
    --sky-top: #0E2A4D;
    --sky-mid: #0C1F38;
    --sky-fade: rgba(11, 22, 38, 0);
  }
}
:root[data-skin="sky"][data-theme="dark"] {
  --brand: #5AA2FF;
  --brand-dark: #8CC0FF;
  --brand-soft: #16335A;
  --brand-soft-text: #B9D7FF;
  --map-guide-active: #7DB8FF;
  --brand-contrast: #06111F;
  --bg: #0B1626;
  --bg-sunken: #07101C;
  --card: #13233A;
  --border: #2A4263;
  --border-strong: #5C7597;
  --border-subtle: #1E3350;
  --border-faint: #182B45;
  --border-dashed: #3A5579;
  --divider-vertical: #2A4263;
  --text: #EEF5FF;
  --text-secondary: #C9D8EC;
  --text-muted: #93A9C6;
  --text-faint: #8AA0BE;
  --accent-teal: #3FD0E4;
  --accent-teal-soft: #0F3440;
  --accent-teal-soft-text: #9BE6F2;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 12px 28px -10px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 44px -14px rgba(0, 0, 0, 0.55);
  --shadow-panel: 0 24px 60px -24px rgba(0, 0, 0, 0.6);
  --sky-top: #0E2A4D;
  --sky-mid: #0C1F38;
  --sky-fade: rgba(11, 22, 38, 0);
}
:root[data-skin="sky"] body {
  background-image: linear-gradient(180deg, var(--sky-top) 0, var(--sky-mid) 200px, var(--sky-fade) 420px);
  background-repeat: no-repeat;
}
:root[data-skin="sky"] .btn-primary,
:root[data-skin="sky"] .tp-cta-primary,
:root[data-skin="sky"] .tp-cta-ghost,
:root[data-skin="sky"] .tp-search-submit { border-radius: 999px; }
:root[data-skin="sky"] .btn-primary,
:root[data-skin="sky"] .tp-search-submit { box-shadow: 0 8px 20px -10px rgba(23, 102, 230, 0.6); }
:root[data-skin="sky"] .tp-landing {
  --lp-bg: #F4F9FF;
  --lp-alt: #FFFFFF;
  --lp-ink: #0E2340;
  --lp-sub: #3E5270;
  --lp-line: #E3EEF9;
  --lp-band: #E3F1FF;
  --lp-band-fg: #2A3F5E;
  --lp-band-dim: #4A5E7A;
  --lp-demo-accent: #1766E6;
  --lp-demo-accent-text: #0F4FC4;
  --lp-demo-accent-soft: #E6F1FF;
}
@media (prefers-color-scheme: dark) {
  :root[data-skin="sky"]:not([data-theme="light"]) .tp-landing {
    --lp-bg: #0B1626;
    --lp-alt: #0F1D31;
    --lp-ink: #EEF5FF;
    --lp-sub: #B7C9E2;
    --lp-line: #1E3350;
    --lp-band: #07101C;
    --lp-band-fg: #C9D8EC;
    --lp-band-dim: #93A9C6;
  }
}
:root[data-skin="sky"][data-theme="dark"] .tp-landing {
  --lp-bg: #0B1626;
  --lp-alt: #0F1D31;
  --lp-ink: #EEF5FF;
  --lp-sub: #B7C9E2;
  --lp-line: #1E3350;
  --lp-band: #07101C;
  --lp-band-fg: #C9D8EC;
  --lp-band-dim: #93A9C6;
}
:root[data-skin="sunset"] {
  --brand: #C2410C;
  --brand-dark: #9A3412;
  --brand-soft: #FFEDE3;
  --brand-soft-text: #9A3412;
  --map-guide-active: #C2410C;
  --brand-contrast: #fff;
  --bg: #FFF8F3;
  --bg-sunken: #FBEFE7;
  --card: #ffffff;
  --border: #F1DDD1;
  --border-strong: #A8897C;
  --border-subtle: #F5E6DC;
  --border-faint: #F9EEE7;
  --border-dashed: #E8CDBE;
  --divider-vertical: #EBD6CA;
  --text: #2B1B24;
  --text-secondary: #4A3440;
  --text-muted: #6E5561;
  --text-faint: #7A6270;
  --accent-teal: #E0785A;
  --accent-teal-soft: #FDE8DF;
  --accent-teal-soft-text: #9A3412;
  --radius: 10px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-card: 20px;
  --radius-frame: 22px;
  --radius-panel: 26px;
  --shadow-sm: 0 1px 3px rgba(43, 27, 36, 0.08);
  --shadow-md: 0 12px 28px -10px rgba(194, 65, 12, 0.18);
  --shadow-lg: 0 20px 44px -14px rgba(43, 27, 36, 0.25);
  --shadow-panel: 0 24px 60px -24px rgba(43, 27, 36, 0.32);
  --skin-top: #FFE7D9;
  --skin-mid: #FFF1E8;
  --skin-fade: rgba(255, 248, 243, 0);
}
@media (prefers-color-scheme: dark) {
  :root[data-skin="sunset"]:not([data-theme="light"]) {
    --brand: #FF9E7A;
    --brand-dark: #FFBFA3;
    --brand-soft: #4A2A2A;
    --brand-soft-text: #FFD2BF;
    --map-guide-active: #FFB395;
    --brand-contrast: #2B1208;
    --bg: #1A1220;
    --bg-sunken: #120C17;
    --card: #251A2D;
    --border: #463449;
    --border-strong: #75607A;
    --border-subtle: #33253A;
    --border-faint: #2B2032;
    --border-dashed: #5A4560;
    --divider-vertical: #463449;
    --text: #FBF1EC;
    --text-secondary: #E6D3CC;
    --text-muted: #BFA7AE;
    --text-faint: #B09AA2;
    --accent-teal: #FF9E7A;
    --accent-teal-soft: #3F2626;
    --accent-teal-soft-text: #FFD2BF;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 12px 28px -10px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 20px 44px -14px rgba(0, 0, 0, 0.55);
    --shadow-panel: 0 24px 60px -24px rgba(0, 0, 0, 0.6);
    --skin-top: #3A1E3F;
    --skin-mid: #24162B;
    --skin-fade: rgba(26, 18, 32, 0);
  }
}
:root[data-skin="sunset"][data-theme="dark"] {
  --brand: #FF9E7A;
  --brand-dark: #FFBFA3;
  --brand-soft: #4A2A2A;
  --brand-soft-text: #FFD2BF;
  --map-guide-active: #FFB395;
  --brand-contrast: #2B1208;
  --bg: #1A1220;
  --bg-sunken: #120C17;
  --card: #251A2D;
  --border: #463449;
  --border-strong: #75607A;
  --border-subtle: #33253A;
  --border-faint: #2B2032;
  --border-dashed: #5A4560;
  --divider-vertical: #463449;
  --text: #FBF1EC;
  --text-secondary: #E6D3CC;
  --text-muted: #BFA7AE;
  --text-faint: #B09AA2;
  --accent-teal: #FF9E7A;
  --accent-teal-soft: #3F2626;
  --accent-teal-soft-text: #FFD2BF;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 12px 28px -10px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 44px -14px rgba(0, 0, 0, 0.55);
  --shadow-panel: 0 24px 60px -24px rgba(0, 0, 0, 0.6);
  --skin-top: #3A1E3F;
  --skin-mid: #24162B;
  --skin-fade: rgba(26, 18, 32, 0);
}
:root[data-skin="sunset"] body {
  background-image: linear-gradient(180deg, var(--skin-top) 0, var(--skin-mid) 200px, var(--skin-fade) 420px);
  background-repeat: no-repeat;
}
:root[data-skin="sunset"] .btn-primary,
:root[data-skin="sunset"] .tp-cta-primary,
:root[data-skin="sunset"] .tp-cta-ghost,
:root[data-skin="sunset"] .tp-search-submit { border-radius: 999px; }
:root[data-skin="sunset"] .btn-primary,
:root[data-skin="sunset"] .tp-search-submit { box-shadow: 0 8px 20px -10px rgba(194, 65, 12, 0.55); }
:root[data-skin="sunset"] .tp-landing {
  --lp-bg: #FFF8F3;
  --lp-alt: #FFFFFF;
  --lp-ink: #2B1B24;
  --lp-sub: #5E4652;
  --lp-line: #F1E2D8;
  --lp-band: #FBE9DE;
  --lp-band-fg: #4A3440;
  --lp-band-dim: #6E5561;
  --lp-demo-accent: #C2410C;
  --lp-demo-accent-text: #9A3412;
  --lp-demo-accent-soft: #FFEDE3;
}
@media (prefers-color-scheme: dark) {
  :root[data-skin="sunset"]:not([data-theme="light"]) .tp-landing {
    --lp-bg: #1A1220;
    --lp-alt: #201627;
    --lp-ink: #FBF1EC;
    --lp-sub: #D9C3BB;
    --lp-line: #33253A;
    --lp-band: #120C17;
    --lp-band-fg: #E6D3CC;
    --lp-band-dim: #BFA7AE;
  }
}
:root[data-skin="sunset"][data-theme="dark"] .tp-landing {
  --lp-bg: #1A1220;
  --lp-alt: #201627;
  --lp-ink: #FBF1EC;
  --lp-sub: #D9C3BB;
  --lp-line: #33253A;
  --lp-band: #120C17;
  --lp-band-fg: #E6D3CC;
  --lp-band-dim: #BFA7AE;
}
:root[data-skin="forest"] {
  --brand: #2E6B4E;
  --brand-dark: #1F4F38;
  --brand-soft: #E3EFE6;
  --brand-soft-text: #1F5A3F;
  --map-guide-active: #2E6B4E;
  --brand-contrast: #fff;
  --bg: #F5F7F1;
  --bg-sunken: #ECF0E6;
  --card: #ffffff;
  --border: #DDE5D6;
  --border-strong: #7F9384;
  --border-subtle: #E6ECE0;
  --border-faint: #EEF2E9;
  --border-dashed: #CAD6C2;
  --divider-vertical: #D8E1D1;
  --text: #15251C;
  --text-secondary: #2F4337;
  --text-muted: #526457;
  --text-faint: #5B6D60;
  --accent-teal: #6FA886;
  --accent-teal-soft: #E3EFE6;
  --accent-teal-soft-text: #1F5A3F;
  --radius: 9px;
  --radius-sm: 7px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-card: 14px;
  --radius-frame: 16px;
  --radius-panel: 20px;
  --shadow-sm: 0 1px 2px rgba(21, 37, 28, 0.06);
  --shadow-md: 0 6px 18px -6px rgba(21, 37, 28, 0.14);
  --shadow-lg: 0 14px 34px -12px rgba(21, 37, 28, 0.2);
  --shadow-panel: 0 20px 50px -24px rgba(21, 37, 28, 0.3);
  --skin-top: #E1EFE3;
  --skin-mid: #EDF4EA;
  --skin-fade: rgba(245, 247, 241, 0);
}
@media (prefers-color-scheme: dark) {
  :root[data-skin="forest"]:not([data-theme="light"]) {
    --brand: #7FD3A6;
    --brand-dark: #A6E3C2;
    --brand-soft: #1E3D2E;
    --brand-soft-text: #BCEBD0;
    --map-guide-active: #8FDCB2;
    --brand-contrast: #0A1F14;
    --bg: #0E1813;
    --bg-sunken: #08110D;
    --card: #16241D;
    --border: #2E4337;
    --border-strong: #5F7A69;
    --border-subtle: #213329;
    --border-faint: #1B2A22;
    --border-dashed: #3D5647;
    --divider-vertical: #2E4337;
    --text: #EEF5EF;
    --text-secondary: #CFDDD2;
    --text-muted: #9DB3A4;
    --text-faint: #93A99A;
    --accent-teal: #7FD3A6;
    --accent-teal-soft: #1E3D2E;
    --accent-teal-soft-text: #BCEBD0;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 6px 18px -6px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 14px 34px -12px rgba(0, 0, 0, 0.55);
    --shadow-panel: 0 20px 50px -24px rgba(0, 0, 0, 0.6);
    --skin-top: #10281D;
    --skin-mid: #0F1F17;
    --skin-fade: rgba(14, 24, 19, 0);
  }
}
:root[data-skin="forest"][data-theme="dark"] {
  --brand: #7FD3A6;
  --brand-dark: #A6E3C2;
  --brand-soft: #1E3D2E;
  --brand-soft-text: #BCEBD0;
  --map-guide-active: #8FDCB2;
  --brand-contrast: #0A1F14;
  --bg: #0E1813;
  --bg-sunken: #08110D;
  --card: #16241D;
  --border: #2E4337;
  --border-strong: #5F7A69;
  --border-subtle: #213329;
  --border-faint: #1B2A22;
  --border-dashed: #3D5647;
  --divider-vertical: #2E4337;
  --text: #EEF5EF;
  --text-secondary: #CFDDD2;
  --text-muted: #9DB3A4;
  --text-faint: #93A99A;
  --accent-teal: #7FD3A6;
  --accent-teal-soft: #1E3D2E;
  --accent-teal-soft-text: #BCEBD0;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 6px 18px -6px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 14px 34px -12px rgba(0, 0, 0, 0.55);
  --shadow-panel: 0 20px 50px -24px rgba(0, 0, 0, 0.6);
  --skin-top: #10281D;
  --skin-mid: #0F1F17;
  --skin-fade: rgba(14, 24, 19, 0);
}
:root[data-skin="forest"] body {
  background-image: linear-gradient(180deg, var(--skin-top) 0, var(--skin-mid) 200px, var(--skin-fade) 420px);
  background-repeat: no-repeat;
}
:root[data-skin="forest"] .btn-primary,
:root[data-skin="forest"] .tp-cta-primary,
:root[data-skin="forest"] .tp-cta-ghost,
:root[data-skin="forest"] .tp-search-submit { border-radius: 12px; }
:root[data-skin="forest"] .tp-landing {
  --lp-bg: #F5F7F1;
  --lp-alt: #FFFFFF;
  --lp-ink: #15251C;
  --lp-sub: #3F5446;
  --lp-line: #E1E8DA;
  --lp-band: #E6EFE2;
  --lp-band-fg: #2F4337;
  --lp-band-dim: #526457;
  --lp-demo-accent: #2E6B4E;
  --lp-demo-accent-text: #1F5A3F;
  --lp-demo-accent-soft: #E3EFE6;
}
@media (prefers-color-scheme: dark) {
  :root[data-skin="forest"]:not([data-theme="light"]) .tp-landing {
    --lp-bg: #0E1813;
    --lp-alt: #121F18;
    --lp-ink: #EEF5EF;
    --lp-sub: #BCD0C2;
    --lp-line: #213329;
    --lp-band: #08110D;
    --lp-band-fg: #CFDDD2;
    --lp-band-dim: #9DB3A4;
  }
}
:root[data-skin="forest"][data-theme="dark"] .tp-landing {
  --lp-bg: #0E1813;
  --lp-alt: #121F18;
  --lp-ink: #EEF5EF;
  --lp-sub: #BCD0C2;
  --lp-line: #213329;
  --lp-band: #08110D;
  --lp-band-fg: #CFDDD2;
  --lp-band-dim: #9DB3A4;
}
.theme-menu-popover { width: 292px; left: auto; right: 0; padding: 14px; }
.theme-menu-label { margin: 0 0 8px; font-size: 12px; font-weight: 700; color: var(--text-muted); }
.theme-menu-modes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; padding: 4px; margin-bottom: 14px; border-radius: var(--radius); background: var(--bg-sunken); }
.theme-menu-mode {
  display: inline-flex; align-items: center; justify-content: center; gap: 5px;
  height: 34px; border: none; border-radius: var(--radius-sm); background: transparent;
  font: inherit; font-size: 13px; font-weight: 600; color: var(--text-muted); cursor: pointer;
}
.theme-menu-mode .icon { width: 14px; height: 14px; }
.theme-menu-mode.is-active { background: var(--card); color: var(--text); box-shadow: var(--shadow-sm); }
.theme-menu-skins { display: flex; flex-direction: column; gap: 6px; }
.theme-menu-skin {
  display: flex; align-items: center; gap: 12px; width: 100%; padding: 10px 12px;
  border: 1.5px solid var(--border); border-radius: var(--radius-md); background: var(--card);
  font: inherit; color: var(--text); text-align: left; cursor: pointer;
}
.theme-menu-skin:hover { border-color: var(--border-strong); }
.theme-menu-skin.is-active { border-color: var(--brand); background: var(--brand-soft); }
.theme-menu-swatches { display: flex; gap: 3px; flex: none; }
.theme-menu-swatches span { width: 15px; height: 15px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.1); }
.theme-menu-skin[data-skin-id="default"] .theme-menu-swatches span:nth-child(1) { background: #34569E; }
.theme-menu-skin[data-skin-id="default"] .theme-menu-swatches span:nth-child(2) { background: #FBFBFC; }
.theme-menu-skin[data-skin-id="default"] .theme-menu-swatches span:nth-child(3) { background: #0E1116; }
.theme-menu-skin[data-skin-id="sky"] .theme-menu-swatches span:nth-child(1) { background: #1766E6; }
.theme-menu-skin[data-skin-id="sky"] .theme-menu-swatches span:nth-child(2) { background: #CFE8FF; }
.theme-menu-skin[data-skin-id="sky"] .theme-menu-swatches span:nth-child(3) { background: #19B5CC; }
.theme-menu-skin[data-skin-id="sunset"] .theme-menu-swatches span:nth-child(1) { background: #C2410C; }
.theme-menu-skin[data-skin-id="sunset"] .theme-menu-swatches span:nth-child(2) { background: #FFE0CC; }
.theme-menu-skin[data-skin-id="sunset"] .theme-menu-swatches span:nth-child(3) { background: #7A4152; }
.theme-menu-skin[data-skin-id="forest"] .theme-menu-swatches span:nth-child(1) { background: #2E6B4E; }
.theme-menu-skin[data-skin-id="forest"] .theme-menu-swatches span:nth-child(2) { background: #E0F0E4; }
.theme-menu-skin[data-skin-id="forest"] .theme-menu-swatches span:nth-child(3) { background: #B9D64B; }
.theme-menu-skin-text { flex: 1; min-width: 0; }
.theme-menu-skin-text b { display: block; font-size: 14px; }
.theme-menu-skin-text span { display: block; font-size: 12px; color: var(--text-muted); }
.theme-menu-skin > .icon { width: 16px; height: 16px; flex: none; color: var(--brand); visibility: hidden; }
.theme-menu-skin.is-active > .icon { visibility: visible; }
.theme-menu-note { margin: 10px 0 0; font-size: 12px; line-height: 1.5; color: var(--text-faint); }
.theme-preview-bar {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 1200;
  display: flex; align-items: center; gap: 10px; max-width: calc(100vw - 24px); box-sizing: border-box;
  padding: 8px 8px 8px 18px; border-radius: 999px; background: #0E1116; color: #fff;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.3); font-size: 14px;
}
.theme-preview-bar[hidden] { display: none; }
.theme-preview-bar-msg { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.theme-preview-bar button {
  flex: none; height: 36px; padding: 0 14px; border-radius: 999px; font: inherit; font-size: 13.5px; font-weight: 700; cursor: pointer;
}
.theme-preview-bar .theme-preview-revert { border: 1px solid #5F6874; background: transparent; color: #fff; }
.theme-preview-bar .theme-preview-apply { border: none; background: #1766E6; color: #fff; }
@media (max-width: 860px) {
  .theme-preview-bar { bottom: calc(80px + env(safe-area-inset-bottom, 0px)); font-size: 13px; padding-left: 14px; }
  .theme-preview-bar button { padding: 0 11px; font-size: 13px; }
}
@media (max-width: 480px) {
  .theme-preview-bar { flex-wrap: wrap; justify-content: center; width: calc(100vw - 24px); padding: 10px 12px; border-radius: 20px; row-gap: 8px; }
  .theme-preview-bar-msg { flex-basis: 100%; text-align: center; }
  .theme-preview-bar button { flex: 1; }
}