:root{--bg: #f7f7f8;--text: #16181d;--muted: #6b7280;--card-bg: #ffffff;--card-border: #e5e7eb;--card-border-hover: #c7cbd4;--accent: #5b5ff0;--accent-soft: rgba(91, 95, 240, .1);--nav-bg: rgba(247, 247, 248, .85);--code-bg: #eef0f3;--shadow: 0 1px 2px rgba(16, 18, 27, .04);--shadow-hover: 0 6px 16px rgba(16, 18, 27, .08)}html.dark{--bg: #0d0e12;--text: #e6e7eb;--muted: #8b8f9a;--card-bg: #16171d;--card-border: #24262e;--card-border-hover: #34363f;--accent: #8385f5;--accent-soft: rgba(131, 133, 245, .12);--nav-bg: rgba(13, 14, 18, .85);--code-bg: #1b1c22;--shadow: 0 1px 2px rgba(0, 0, 0, .2);--shadow-hover: 0 8px 20px rgba(0, 0, 0, .35)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh;display:flex;flex-direction:column;transition:background-color .2s ease,color .2s ease}a{color:inherit;text-decoration:none}.theme-toggle-corner{position:fixed;top:1.25rem;right:1.25rem;z-index:50}.nav-link{font-weight:500;font-size:.875rem;color:var(--muted);transition:color .15s ease}.nav-link:hover{color:var(--text)}.main-content{flex:1;max-width:780px;width:100%;margin:0 auto;padding:3rem 1.5rem;display:flex;flex-direction:column}.split-header{display:flex;flex-direction:column;align-items:center;text-align:center;flex-shrink:0}.split-cards{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;width:100%}.split-footer-link{text-align:center}.page-header{margin-bottom:2rem}.title-row{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:.65rem;margin-bottom:.5rem}.page-title{font-size:1.75rem;font-weight:800;letter-spacing:-.02em;color:var(--text)}.badge-inline{display:inline-flex;align-items:center;padding:.3rem 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svg{width:20px;height:20px}.card-body{flex:1;min-width:0}.card-title{font-size:.925rem;font-weight:700;color:var(--text);letter-spacing:-.005em;margin-bottom:.1rem}.card-desc{color:var(--muted);font-size:.83rem;line-height:1.45}.card-btn{flex-shrink:0;font-weight:600;font-size:.78rem;color:var(--accent);opacity:.85;transition:opacity .15s ease,transform .15s ease}.service-card:hover .card-btn{opacity:1;transform:translate(2px)}.security-note{margin-top:1.25rem;padding:.6rem 1rem;background:var(--accent-soft);border-radius:999px;font-size:.8rem;color:var(--muted);display:inline-flex;align-items:center;gap:.5rem}.security-note strong{color:var(--text)}.back-link{display:inline-block;font-size:.875rem;font-weight:500;color:var(--muted);margin-bottom:1.75rem;transition:color .15s ease}.back-link:hover{color:var(--text)}.section{margin-bottom:2.25rem}.section-title{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:.75rem}.architecture-box{background-color:var(--card-bg);border:1px solid var(--card-border);border-radius:12px;padding:1.25rem;box-shadow:var(--shadow);overflow-x:auto}.architecture-diagram{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.78rem;line-height:1.55;color:var(--text);white-space:pre}.badge-list{display:flex;flex-wrap:wrap;gap:.5rem}.tech-badge{display:inline-flex;align-items:center;padding:.3rem .7rem;background-color:var(--card-bg);border:1px solid var(--card-border);border-radius:9999px;font-size:.8rem;font-weight:500;color:var(--text)}.text-block{background-color:var(--card-bg);border:1px solid var(--card-border);border-radius:12px;padding:1.25rem;box-shadow:var(--shadow)}.text-block p{color:var(--muted);font-size:.9rem;line-height:1.6}.text-block a{color:var(--accent);font-weight:600}.metadata-stamps{display:flex;flex-wrap:wrap;gap:1.25rem;padding-top:1.25rem;border-top:1px solid var(--card-border);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.78rem;color:var(--muted)}.metadata-stamps code{background:var(--code-bg);padding:.15rem .4rem;border-radius:4px;color:var(--text)}.site-footer{padding:1.5rem;text-align:center}.footer-link{color:var(--accent);font-weight:600;font-size:.8rem;opacity:.9;transition:opacity .15s ease,color .15s ease}.footer-link:hover{opacity:1;color:var(--text)}.theme-toggle-btn{background:transparent;border:1px solid var(--card-border);color:var(--text);width:32px;height:32px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1rem;transition:border-color .15s ease}.theme-toggle-btn:hover{border-color:var(--card-border-hover)}