:root{--bg-main: #0d1117;--panel-bg: #161b22;--panel-header-bg: #21262d;--border-color: #30363d;--border-highlight: #58a6ff;--text-main: #c9d1d9;--text-bright: #f0f6fc;--text-muted: #8b949e;--accent-green: #3fb950;--accent-amber: #d29922;--accent-cyan: #38bdf8;--accent-teal: #2dd4bf;--code-bg: #090d11;--font-mono: "Fira Code", "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0;font-family:var(--font-mono)!important}html{scroll-behavior:smooth;background-color:var(--bg-main);color:var(--text-main);line-height:1.6}body{background-color:var(--bg-main);color:var(--text-main);min-height:100vh}.top-toolbar{background:var(--panel-bg);border-bottom:1px solid var(--border-color);padding:20px 40px;margin-bottom:32px}.toolbar-container{max-width:1040px;margin:0 auto;display:flex;flex-direction:column;align-items:center;text-align:center}.ascii-brand{color:var(--accent-green);font-size:.65rem;line-height:1.25;overflow-x:auto;max-width:100%;margin-bottom:14px;background:transparent;border:none;padding:0;white-space:pre}.nav-links{display:flex;gap:20px;flex-wrap:wrap;justify-content:center;font-size:.9rem}.nav-links a{color:var(--text-main);text-decoration:none;transition:color .15s ease}.nav-links a:hover{color:var(--accent-green);text-decoration:none}.nav-links a.nav-gh{color:var(--accent-amber)}.nav-links a.nav-gh:hover{color:var(--accent-green)}.page-container{max-width:1040px;margin:0 auto;padding:0 40px 60px}section{margin-bottom:48px}.section-header{border-bottom:1px solid var(--border-color);padding-bottom:10px;margin-bottom:24px;display:flex;justify-content:space-between;align-items:baseline}.section-title{font-size:1.35rem;color:var(--accent-green);font-weight:600}.grid-2col{display:grid;grid-template-columns:1fr 1fr;gap:24px}.grid-3col{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.terminal-panel{background:var(--panel-bg);border:1px solid var(--border-color);border-radius:4px;overflow:hidden;display:flex;flex-direction:column;transition:border-color .15s ease}.terminal-panel:hover{border-color:var(--accent-green)}.terminal-panel.amber-border:hover{border-color:var(--accent-amber)}.panel-title-bar{background:var(--panel-header-bg);border-bottom:1px solid var(--border-color);padding:8px 14px;font-size:.82rem;font-weight:600;color:var(--accent-green);display:flex;justify-content:space-between;align-items:center}.amber-border .panel-title-bar{color:var(--accent-amber)}.panel-body{padding:18px;flex-grow:1}.hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:stretch;margin-bottom:40px}.hero-content{display:flex;flex-direction:column;justify-content:center}.hero-headline{font-size:2rem;line-height:1.25;color:var(--text-bright);margin-bottom:16px}.hero-subtext{font-size:.98rem;color:var(--text-main);margin-bottom:24px;line-height:1.6}.hero-metrics-bar{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}.metric-pill{background:var(--panel-header-bg);border:1px solid var(--border-color);padding:6px 12px;font-size:.82rem;color:var(--accent-teal)}.btn{display:inline-flex;align-items:center;gap:8px;font-size:.88rem;font-weight:600;padding:10px 18px;background:var(--panel-header-bg);border:1px solid var(--border-color);color:var(--text-bright);cursor:pointer;text-decoration:none;border-radius:3px;transition:all .15s ease}.btn:hover{border-color:var(--accent-green);color:var(--accent-green);text-decoration:none}.btn-primary{border-color:var(--accent-green);color:var(--accent-green);background:#3fb9501a}.btn-primary:hover{background:var(--accent-green);color:#000}.btn-amber{border-color:var(--accent-amber);color:var(--accent-amber);background:#d299221a}.btn-amber:hover{background:var(--accent-amber);color:#000}.btn-block{width:100%;justify-content:center}pre,code{background:var(--code-bg);border:1px solid var(--border-color);padding:14px;overflow-x:auto;font-size:.85rem;color:#e6edf3;line-height:1.5;border-radius:2px}code{padding:2px 6px}.tools-filter-bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.filter-btn{background:var(--panel-header-bg);border:1px solid var(--border-color);color:var(--text-muted);font-size:.82rem;padding:6px 12px;cursor:pointer;border-radius:2px;transition:all .15s ease}.filter-btn:hover,.filter-btn.active{border-color:var(--accent-green);color:var(--accent-green);background:#3fb9501a}.search-box{width:100%;padding:12px 16px;background:var(--code-bg);border:1px solid var(--border-color);color:var(--text-bright);font-size:.92rem;margin-bottom:20px;outline:none;border-radius:2px}.search-box:focus{border-color:var(--accent-green)}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}.tool-card{padding:16px;cursor:pointer}.tool-card-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:8px}.tool-card-title{font-size:.95rem;font-weight:600;color:var(--accent-green)}.tool-card-cat{font-size:.75rem;color:var(--accent-amber)}.tool-card-desc{font-size:.85rem;color:var(--text-muted);line-height:1.45;margin-bottom:12px}.tool-card-foot{display:flex;justify-content:space-between;font-size:.78rem;color:var(--text-muted);border-top:1px dashed var(--border-color);padding-top:8px}.bullet-list{list-style:none;padding:0;margin:12px 0}.bullet-list li{font-size:.88rem;color:var(--text-main);margin-bottom:8px;display:flex;gap:8px}.bullet-list li .tag{color:var(--accent-green);font-weight:700}.amber-border .bullet-list li .tag{color:var(--accent-amber)}.input-group{margin-bottom:12px}.input-group label{display:block;font-size:.8rem;color:var(--text-muted);margin-bottom:4px}.input-group input{width:100%;padding:8px 12px;background:var(--code-bg);border:1px solid var(--border-color);color:var(--text-bright);font-size:.88rem;outline:none}.input-group input:focus{border-color:var(--accent-amber)}.footer{border-top:1px solid var(--border-color);padding:30px 40px;background:var(--panel-bg);margin-top:60px}.footer-container{max-width:1040px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:.85rem;color:var(--text-muted)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#090d11d9;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity .15s ease;z-index:2000}.modal-overlay.active{opacity:1;pointer-events:auto}.modal-card{background:var(--panel-bg);border:1px solid var(--border-highlight);max-width:640px;width:100%;border-radius:4px;overflow:hidden}.modal-card-body{padding:24px;position:relative}.modal-close-btn{position:absolute;top:16px;right:16px;background:transparent;border:none;color:var(--text-muted);font-size:1.1rem;cursor:pointer}.modal-close-btn:hover{color:var(--text-bright)}.toast{position:fixed;bottom:24px;right:24px;background:var(--accent-green);color:#000;font-weight:700;padding:10px 18px;font-size:.85rem;opacity:0;transform:translateY(20px);transition:all .2s ease;z-index:3000}.toast.show{opacity:1;transform:translateY(0)}@media (max-width: 900px){.hero-grid,.grid-2col,.grid-3col{grid-template-columns:1fr}}@media (max-width: 768px){.top-toolbar{padding:16px 20px}.page-container{padding:0 20px 40px}.ascii-brand{font-size:.48rem}.hero-headline{font-size:1.5rem}.footer{padding:20px}}