:root{
    --ornament-opacity:0.3;
    --ornament-size-sm:20px;
    --meander-height:5px;
    --nav-height:56px;
    --breadcrumb-height:40px;
    --header-height:calc(
        var(--nav-height) + var(--meander-height) + var(--breadcrumb-height)
    );
    --band-inner:1920px;
    --reader-font-size:18px;
    --reader-width:1000px;
    --paragraph-gap:1.6em
}

[data-theme="warm"]{
    --bg-deep:#0e0c0a;--bg-page:#1a1611;--bg-panel:#201c14;
    --bg-inset:#161310;--bg-elevated:#2a2418;--bg-surface:#252118;
    --border:#3a3228;--border-accent:#4a3e30;--border-ornament:#5a4e3a;
    --border-subtle:#2e2820;
    --text:#d8ccb8;--text-primary:#e8dcc8;--text-dim:#a89878;
    --text-muted:#887858;--text-faint:#685840;
    --accent:#c49a5c;--accent-dim:rgba(196,154,92,.25);
    --accent-hover:#d4aa6c;--accent-glow:rgba(196,154,92,.15);
    --accent-rgb:196,154,92;
    --link:#c49a5c;--red-dim:#d47a7a;
    --scrollbar-thumb:#3a3228;--scrollbar-track:#1a1611
}
[data-theme="rose"]{
    --bg-deep:#0e0a0b;--bg-page:#1a1315;--bg-panel:#201a1c;
    --bg-inset:#161012;--bg-elevated:#2a2022;--bg-surface:#251a1d;
    --border:#3a2830;--border-accent:#4a3038;--border-ornament:#5a3a42;
    --border-subtle:#2e2025;
    --text:#d8c0c8;--text-primary:#e8d0d8;--text-dim:#a88090;
    --text-muted:#886068;--text-faint:#684850;
    --accent:#c47a7a;--accent-dim:rgba(196,122,122,.25);
    --accent-hover:#d48a8a;--accent-glow:rgba(196,122,122,.15);
    --accent-rgb:196,122,122;
    --link:#c47a7a;--red-dim:#d47a7a;
    --scrollbar-thumb:#3a2830;--scrollbar-track:#1a1315
}
[data-theme="ocean"]{
    --bg-deep:#0a0c0e;--bg-page:#131820;--bg-panel:#1a1e28;
    --bg-inset:#101418;--bg-elevated:#202830;--bg-surface:#182125;
    --border:#283240;--border-accent:#304050;--border-ornament:#3a4a5a;
    --border-subtle:#202830;
    --text:#c0ccd8;--text-primary:#d0dce8;--text-dim:#8098b0;
    --text-muted:#607888;--text-faint:#485868;
    --accent:#7a9ac4;--accent-dim:rgba(122,154,196,.25);
    --accent-hover:#8aaad4;--accent-glow:rgba(122,154,196,.15);
    --accent-rgb:122,154,196;
    --link:#7a9ac4;--red-dim:#d47a7a;
    --scrollbar-thumb:#283240;--scrollbar-track:#131820
}
[data-theme="cyan"]{
    --bg-deep:#0a0e0e;--bg-page:#131a1a;--bg-panel:#1a2222;
    --bg-inset:#101616;--bg-elevated:#202a2a;--bg-surface:#182522;
    --border:#283838;--border-accent:#304848;--border-ornament:#3a5858;
    --border-subtle:#202e2e;
    --text:#c0d8d4;--text-primary:#d0e8e4;--text-dim:#80aaa0;
    --text-muted:#608880;--text-faint:#486860;
    --accent:#6aaa9a;--accent-dim:rgba(106,170,154,.25);
    --accent-hover:#7abaaa;--accent-glow:rgba(106,170,154,.15);
    --accent-rgb:106,170,154;
    --link:#6aaa9a;--red-dim:#d47a7a;
    --scrollbar-thumb:#283838;--scrollbar-track:#131a1a
}
[data-theme="sage"]{
    --bg-deep:#0a0e0a;--bg-page:#131a13;--bg-panel:#1a221a;
    --bg-inset:#101610;--bg-elevated:#202a20;--bg-surface:#182518;
    --border:#283828;--border-accent:#304830;--border-ornament:#3a583a;
    --border-subtle:#202e20;
    --text:#c0d8c0;--text-primary:#d0e8d0;--text-dim:#80aa80;
    --text-muted:#608860;--text-faint:#486848;
    --accent:#7aaa6a;--accent-dim:rgba(122,170,106,.25);
    --accent-hover:#8aba7a;--accent-glow:rgba(122,170,106,.15);
    --accent-rgb:122,170,106;
    --link:#7aaa6a;--red-dim:#d47a7a;
    --scrollbar-thumb:#283828;--scrollbar-track:#131a13
}
[data-theme="paper"]{
    --bg-deep:#e8ddc6;--bg-page:#f3e9d6;--bg-panel:#f6eede;
    --bg-inset:#ebe0c8;--bg-elevated:#faf2e3;--bg-surface:#f8f0e0;
    --border:#d5c6a5;--border-accent:#c4b48c;--border-ornament:#b8a678;
    --border-subtle:#e0d4b8;
    --text:#3a2f20;--text-primary:#2a2014;--text-dim:#6a5838;
    --text-muted:#8a7850;--text-faint:#a89868;
    --accent:#9a6a2a;--accent-dim:rgba(154,106,42,.20);
    --accent-hover:#ba7a3a;--accent-glow:rgba(154,106,42,.15);
    --accent-rgb:154,106,42;
    --link:#9a6a2a;--red-dim:#b84a4a;
    --scrollbar-thumb:#c4b48c;--scrollbar-track:#f3e9d6;
    --ornament-opacity:0.38
}
[data-theme="light"]{
    --bg-deep:#dcdcdc;--bg-page:#fafafa;--bg-panel:#ffffff;
    --bg-inset:#f2f2f2;--bg-elevated:#ffffff;--bg-surface:#fbfbfb;
    --border:#d8d8d8;--border-accent:#c0c0c0;--border-ornament:#a8a8a8;
    --border-subtle:#e8e8e8;
    --text:#1a1a1a;--text-primary:#0e0e0e;--text-dim:#4a4a4a;
    --text-muted:#707070;--text-faint:#9a9a9a;
    --accent:#7a5a2a;--accent-dim:rgba(122,90,42,.18);
    --accent-hover:#8a6a3a;--accent-glow:rgba(122,90,42,.12);
    --accent-rgb:122,90,42;
    --link:#7a5a2a;--red-dim:#b84a4a;
    --scrollbar-thumb:#c0c0c0;--scrollbar-track:#f0f0f0;
    --ornament-opacity:0.42
}