:root {
    /* --- DEFAULT DARK THEME --- */
    --bg-body: #18181b;
    --bg-sidebar: #202023;
    --bg-card: #27272a;
    --bg-header: #27272a;
    --text-primary: #e4e4e7;
    --text-secondary: #a1a1aa;
    --accent: #818cf8;
    --accent-bg: rgba(129, 140, 248, 0.15);
    --border: #3f3f46;
    --input-bg: #111;
    
    /* Syntax Highlighting */
    --sy-type: #f9e2af; --sy-name: #94e2d5; --sy-param: #cdd6f4; --sy-static: #f38ba8; --sy-noargs: #71717a;

    --font-main: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-code: "Fira Code", monospace;
    
    --sidebar-width: 280px;
    --toc-width: 240px;
}

/* --- LIGHT THEME --- */
[data-theme="light"] {
    --bg-body: #f4f4f5; --bg-sidebar: #ffffff; --bg-card: #ffffff; --bg-header: #f4f4f5;
    --text-primary: #18181b; --text-secondary: #52525b; --accent: #4f46e5;
    --accent-bg: rgba(79, 70, 229, 0.1); --border: #d4d4d8; --input-bg: #fff;
    --sy-type: #d97706; --sy-name: #059669; --sy-param: #3f3f46;
}

/* --- SPACED OUT THEME --- */
[data-theme="spaced-out"] {
    --bg-body: #050505; --bg-sidebar: rgba(10, 10, 20, 0.85); --bg-card: rgba(20, 20, 35, 0.6); --bg-header: rgba(10, 10, 20, 0.9);
    --text-primary: #e0e0ff; --text-secondary: #a0a0c0; --accent: #a78bfa;
    --accent-bg: rgba(167, 139, 250, 0.2); --border: rgba(167, 139, 250, 0.2); --input-bg: rgba(0,0,0,0.5);
    --sy-type: #fcd34d; --sy-name: #5eead4; --sy-static: #f472b6;
}

/* --- FIGURA THEME (Refined Minecraft Style) --- */
[data-theme="figura"] {
    /* Very dark almost black background */
    --bg-body: #050505; 
    /* Semi-transparent black for panels */
    --bg-sidebar: rgba(0, 0, 0, 0.85);
    --bg-card: rgba(0, 0, 0, 0.9);
    --bg-header: rgba(10, 10, 10, 0.9);
    
    --text-primary: #ffffff;
    --text-secondary: #bbbbbb;
    
    /* Cyan for Names (Jirou style) */
    --accent: #55FFFF; 
    --accent-bg: rgba(85, 255, 255, 0.15);
    
    /* White borders */
    --border: #ffffff; 
    --input-bg: #000000;

    /* New wider font */
    --font-main: 'Pixelify Sans', monospace; 
    --font-code: 'Pixelify Sans', monospace;
    
    /* Syntax: Orange Types, Cyan Names, Light Gray Params, Red Static */
    --sy-type: #FFAA00; --sy-name: #55FFFF; --sy-param: #D0D0D0; --sy-static: #FF5555;
}

/* Global Reset */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-main); background-color: var(--bg-body); color: var(--text-primary); height: 100vh; overflow: hidden; font-size: 16px; transition: color 0.3s, background-color 0.3s; }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-body); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
[data-theme="figura"] ::-webkit-scrollbar-thumb { background: #555; border: 1px solid #fff; border-radius: 0; }
[data-theme="figura"] ::-webkit-scrollbar-track { background: #000; border-left: 1px solid #222;}

/* --- BACKGROUNDS --- */

/* Spaced Out (JS Parallax) */
.spaced-out-bg { position: fixed; inset: 0; z-index: -1; background: radial-gradient(circle at center, #1a1a2e 0%, #000000 100%); opacity: 0; transition: opacity 0.5s; pointer-events: none; overflow: hidden; }
[data-theme="spaced-out"] .spaced-out-bg { opacity: 1; }
.stars { position: absolute; width: 1px; height: 1px; background: transparent; transition: transform 0.1s; }
.layer-1 { color: #4ade80; width: 2px; height: 2px; } 
.layer-2 { color: #60a5fa; width: 2px; height: 2px; } 
.layer-3 { color: #f87171; width: 1px; height: 1px; }

/* Figura (Generated Stars in JS) */
.figura-bg-container { position: fixed; inset: 0; z-index: -1; background: #050505; opacity: 0; transition: opacity 0.5s; pointer-events: none; overflow: hidden; }
[data-theme="figura"] .figura-bg-container { opacity: 1; }

.f-stars {
    position: absolute;
    top: 0; left: 0;
    width: 1px; height: 1px;
    background: transparent;
}

/* 
  Diagonal Scroll Animation
  Move top-left to bottom-right (or vice-versa).
  Since box-shadows are generated at X,Y, we just translate.
  To simulate infinite scroll with this method, we rely on the generated area being larger than the viewport
  and a repeating keyframe that snaps back? 
  Actually, the simplest "infinite" feel for generated content without complex duplication 
  is to just scroll it slowly. The pattern is generated large enough in JS.
*/

.f-layer-1 { animation: scrollDiag 60s linear infinite; } /* Green - Medium */
.f-layer-2 { animation: scrollDiag 120s linear infinite; } /* Violet - Slow */
.f-layer-3 { animation: scrollDiag 240s linear infinite; } /* Blue - Very Slow */

@keyframes scrollDiag {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-100px, 100px); } 
}

/* --- LAYOUT --- */
.layout {
    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-areas: "left main right";
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* --- SIDEBARS --- */
.sidebar {
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 50;
    transition: width 0.3s ease, transform 0.3s ease, opacity 0.3s;
}

/* Figura: Crisp Borders, no blur */
[data-theme="figura"] .sidebar { 
    backdrop-filter: none; 
    border-right: 2px solid #fff; 
    border-left: 2px solid #fff; 
}

.left-sidebar { grid-area: left; width: var(--sidebar-width); border-right: 1px solid var(--border); }
.right-sidebar { grid-area: right; width: var(--toc-width); border-left: 1px solid var(--border); border-right: none; }

.left-sidebar.collapsed, .right-sidebar.collapsed { width: 0; opacity: 0; border: none; }

.sidebar-header { padding: 15px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; font-weight: bold; color: var(--text-secondary); letter-spacing: 1px; text-transform: uppercase; font-size: 0.85rem; }
[data-theme="figura"] .sidebar-header { 
    color: var(--accent); 
    border-bottom: 2px solid #fff; 
    font-size: 1.1rem; 
    text-shadow: 2px 2px 0 #000;
}

.close-sidebar-btn { background:none; border:none; color:var(--text-secondary); font-size:1.5rem; cursor:pointer; display: none;} 

#nav-tree, #toc-nav { flex: 1; overflow-y: auto; padding: 10px 0; }
.nav-group-title { padding: 15px 15px 5px; font-size: 0.75rem; font-weight: bold; color: var(--text-secondary); opacity: 0.8; text-transform: uppercase; }
[data-theme="figura"] .nav-group-title { color: #fff; opacity: 1; font-size: 1rem; text-decoration: underline; text-decoration-color: #555; }

.nav-item, .toc-link { display: block; padding: 6px 15px 6px 20px; cursor: pointer; color: var(--text-primary); text-decoration: none; font-size: 0.9rem; border-left: 3px solid transparent; transition: all 0.1s; }
.nav-item:hover, .toc-link:hover { background: rgba(255,255,255,0.05); color: var(--accent); }
.nav-item.active, .toc-link.active { background: var(--accent-bg); color: var(--accent); border-left-color: var(--accent); }

/* Figura Selection Style (Outline Box) */
[data-theme="figura"] .nav-item { 
    border: 1px solid transparent; 
    border-left: none; 
    margin: 1px 4px;
    padding-left: 15px;
}
[data-theme="figura"] .nav-item:hover { 
    border: 1px solid #fff; 
    background: rgba(255,255,255,0.1); 
    color: #fff;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.5);
}
[data-theme="figura"] .nav-item.active { 
    border: 1px solid #fff; 
    background: rgba(0,0,0,0.3);
    color: var(--accent); 
    text-shadow: 1px 1px 0 #000;
}

.nav-sub-group { margin-left: 0px; background: rgba(0,0,0,0.1); border-left: 1px solid var(--border); }
[data-theme="figura"] .nav-sub-group { border-left: 2px dotted #555; background: transparent; }
.nav-sub-item { padding-left: 30px; font-size: 0.85rem; color: var(--text-secondary); }

.toc-section-header { padding: 10px 15px 2px; font-size: 0.7rem; text-transform: uppercase; color: var(--text-secondary); font-weight: bold; margin-top: 10px; border-top: 1px solid transparent; }
.toc-sub { padding-left: 30px; font-size: 0.85rem; }

/* Search */
.search-box { padding: 10px; border-bottom: 1px solid var(--border); position: relative; }
[data-theme="figura"] .search-box { border-bottom: 2px solid #fff; }

#search-input { width: 100%; background: var(--input-bg); border: 1px solid var(--border); color: var(--text-primary); padding: 8px; border-radius: 4px; outline: none; font-family: var(--font-main); }
#search-input:focus { border-color: var(--accent); }
[data-theme="figura"] #search-input { border-radius: 0; border: 1px solid #777; color: #fff; }
[data-theme="figura"] #search-input:focus { border-color: #fff; box-shadow: 0 0 0 1px #fff; }

.search-results { position: absolute; top: 100%; left:0; right:0; background: var(--bg-sidebar); border: 1px solid var(--border); max-height: 300px; overflow-y: auto; z-index: 50; }
[data-theme="figura"] .search-results { border: 2px solid #fff; background: #000; }
.search-item { padding: 8px 12px; border-bottom: 1px solid var(--border); cursor: pointer; font-size: 0.9rem;}
.search-item:hover { background: var(--bg-card); }

/* --- MAIN CONTENT --- */
.content-area { grid-area: main; display: flex; flex-direction: column; overflow: hidden; position: relative; min-width: 0; }

.toolbar { height: 50px; background: var(--bg-header); border-bottom: 1px solid var(--border); display: flex; align-items: center; padding: 0 15px; flex-shrink: 0; z-index: 10; backdrop-filter: blur(5px); }
[data-theme="figura"] .toolbar { border-bottom: 2px solid #fff; backdrop-filter: none; }

.spacer { flex: 1; }
.tool-btn { background: transparent; border: 1px solid var(--border); color: var(--text-secondary); padding: 5px 10px; border-radius: 4px; cursor: pointer; font-size: 0.85rem; display: flex; align-items: center; gap: 6px; transition: all 0.2s; font-family: var(--font-main); }
.tool-btn:hover { background: var(--border); color: var(--text-primary); }
.tool-btn.active { color: var(--accent); border-color: var(--accent); background: var(--accent-bg); }
[data-theme="figura"] .tool-btn { border: 1px solid #fff; border-radius: 0; color: #fff; background: #000; }
[data-theme="figura"] .tool-btn:hover { background: #333; }

#theme-select { background: var(--input-bg); color: var(--text-primary); border: 1px solid var(--border); padding: 4px; border-radius: 4px; font-size: 0.85rem; outline: none; cursor: pointer; font-family: var(--font-main); }
[data-theme="figura"] #theme-select { border-radius: 0; border: 1px solid #fff; background: #000; }

#page-renderer { flex: 1; overflow-y: auto; padding: 30px 40px; scroll-behavior: smooth; }

/* Cards & Text */
h1 { margin-bottom: 10px; font-size: 2.2rem; color: var(--accent); }
[data-theme="figura"] h1 { text-shadow: 3px 3px 0 #000; font-size: 2.5rem; letter-spacing: 1px; }

h2 { margin-top: 40px; margin-bottom: 15px; border-bottom: 1px solid var(--border); padding-bottom: 5px; color: var(--text-primary); font-size: 1.4rem; scroll-margin-top: 60px; }
[data-theme="figura"] h2 { border-bottom: 2px solid #fff; color: #eee; text-shadow: 2px 2px 0 #000; }

.desc-block { margin-bottom: 30px; line-height: 1.6; color: var(--text-secondary); white-space: pre-line; }
[data-theme="figura"] .desc-block { color: #ccc; font-size: 1.1rem; }

/* Card / Tooltip Styling */
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 6px; margin-bottom: 20px; scroll-margin-top: 60px; transition: box-shadow 0.2s; }
.card:hover { border-color: var(--accent); }

[data-theme="figura"] .card { 
    border: 2px solid transparent; 
    border-radius: 4px; 
    background: #080808; 
    position: relative;
    /* Gradient Border Trick */
    background-image: linear-gradient(#080808, #080808), linear-gradient(to bottom right, #AA00AA, #FFAA00);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    box-shadow: 4px 4px 0 #000;
}
[data-theme="figura"] .card:hover { border-color: transparent; }

/* Signature & Tabs */
.overload-tabs { display: flex; background: rgba(0,0,0,0.1); border-bottom: 1px solid var(--border); overflow-x: auto; }
[data-theme="figura"] .overload-tabs { border-bottom: 1px solid #555; background: #111; }

.tab-btn { background: none; border: none; padding: 8px 15px; color: var(--text-secondary); cursor: pointer; font-family: var(--font-code); font-size: 0.8rem; border-right: 1px solid var(--border); transition: 0.2s; }
.tab-btn:hover { background: rgba(255,255,255,0.05); }
.tab-btn.active { background: var(--accent); color: #fff; }
[data-theme="figura"] .tab-btn { border-right: 1px solid #555; color: #888; }
[data-theme="figura"] .tab-btn.active { background: #333; color: #fff; border-bottom: 2px solid var(--accent); }

.signature-block { padding: 12px 15px; font-family: var(--font-code); font-size: 0.9rem; background: rgba(0,0,0,0.05); border-bottom: 1px solid var(--border); }
[data-theme="figura"] .signature-block { border-bottom: 1px solid #333; background: transparent; }

.method-name { color: var(--sy-name); font-weight: bold; }
.type-badge { color: var(--sy-type); }
.static-badge { display: inline-block; background: var(--sy-static); color: #222; padding: 1px 4px; border-radius: 3px; font-size: 0.7rem; font-weight: bold; margin-right: 8px; vertical-align: middle; }
.no-args { color: var(--sy-noargs); margin-left: 5px; opacity: 0.6; font-style: italic; }

.return-block { margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--border); color: var(--text-secondary); font-size: 0.85rem; display: flex; align-items: center;}
.return-label { color: var(--accent); font-size: 0.7rem; text-transform: uppercase; margin-right: 8px; font-weight: bold; letter-spacing: 0.5px; }
[data-theme="figura"] .return-block { border-top: 1px dashed #333; }

.card-body { padding: 15px; color: var(--text-secondary); line-height: 1.5; font-size: 0.95rem; }
[data-theme="figura"] .card-body { color: #ddd; font-size: 1.05rem; }

.field-header { padding: 12px 15px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 10px; font-family: var(--font-code); }
[data-theme="figura"] .field-header { border-bottom: 1px solid #333; }

.rw-badge { font-size: 0.65rem; padding: 2px 5px; border-radius: 3px; font-weight: bold; background: #a6e3a1; color: #111; }
.ro-badge { font-size: 0.65rem; padding: 2px 5px; border-radius: 3px; font-weight: bold; background: #f38ba8; color: #111; }
[data-theme="figura"] .rw-badge, [data-theme="figura"] .ro-badge { border-radius: 0; }

/* Enum */
.enum-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; padding: 0; }
.enum-item { background: var(--bg-header); padding: 10px; border: 1px solid var(--border); border-radius: 4px; text-align: center; font-family: var(--font-code); color: var(--accent); }
[data-theme="figura"] .enum-item { border: 1px solid #fff; border-radius: 0; background: #000; color: #55FF55; }

/* --- MOBILE --- */
.mobile-header { display: none; position: sticky; top: 0; z-index: 1000; background: var(--bg-sidebar); border-bottom: 1px solid var(--border); padding: 10px 15px; align-items: center; justify-content: space-between; }
[data-theme="figura"] .mobile-header { border-bottom: 2px solid #fff; }

.mobile-header button { background: none; border: none; color: var(--text-primary); font-size: 1.5rem; cursor: pointer; }
.mob-actions { display: flex; gap: 15px; align-items: center; }
.overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.8); z-index: 90; backdrop-filter: blur(2px); }
.overlay.active { display: block; }

@media (max-width: 900px) {
    .mobile-header { display: flex; }
    .toolbar { display: none; }
    
    .layout { display: block; }
    
    .sidebar { position: fixed; top: 50px; bottom: 0; z-index: 100; border: none; }
    
    .left-sidebar { left: 0; transform: translateX(-100%); width: 85%; max-width: 320px; border-right: 1px solid var(--border); }
    .right-sidebar { right: 0; transform: translateX(100%); width: 75%; max-width: 280px; border-left: 1px solid var(--border); }
    
    .left-sidebar.open { transform: translateX(0); }
    .right-sidebar.open { transform: translateX(0); }
    
    .close-sidebar-btn { display: block; }
    .content-area { padding-top: 0; height: calc(100vh - 50px); }
    #page-renderer { padding: 20px; }
    
    [data-theme="figura"] .left-sidebar { border-right: 2px solid #fff; }
    [data-theme="figura"] .right-sidebar { border-left: 2px solid #fff; }
}