:root{--paper: #f6f1e7;--ink: #1b2a24;--ink-soft: #5b6b63;--emerald: #1f6f5c;--emerald-deep: #153f35;--coral: #e2653f;--gold: #c99a3d;--card: #ffffff;--line: rgba(27, 42, 36, .12);--bg-primary: var(--paper);--bg-secondary: var(--card);--bg-hover: #ece4d4;--text-primary: var(--ink);--text-secondary: var(--ink-soft);--border: var(--line);--accent: var(--emerald);--accent-solid: var(--emerald-deep);--accent-hover: #0f342b;--accent-soft: #e6efe9;--on-accent: #f6f1e7;--success: var(--emerald);--success-soft: #e6efe9;--danger: #b23a26;--danger-soft: #f4e0d8;--warn: #a9781f;--warn-soft: #f4e9cf;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, "Times New Roman", serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 24px;--sp-6: 32px;--sp-7: 48px;--radius-sm: 12px;--radius: 16px;--radius-lg: 24px;--shadow-card: 0 12px 30px rgba(21, 63, 53, .08);--shadow-hover: 0 16px 34px rgba(21, 63, 53, .12);--ring: 0 0 0 2px var(--paper), 0 0 0 4px var(--emerald);--tap: 44px;--sidebar-w: 248px;--sidebar-w-collapsed: 68px;--content-max: 620px;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--paper);color:var(--text-primary);font:16px/1.55 var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;touch-action:manipulation;overscroll-behavior-y:contain}#app{min-height:100%}.icon{flex:0 0 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1fr}.sidebar{position:sticky;top:0;align-self:start;height:100vh;height:100dvh;display:flex;flex-direction:column;gap:var(--sp-2);padding:var(--sp-5) var(--sp-3) calc(var(--sp-4) + env(safe-area-inset-bottom)) var(--sp-3);padding-left:max(var(--sp-3),env(safe-area-inset-left));border-right:1px solid var(--border);background:#efe7d7;overflow:hidden}.side-brand{padding:var(--sp-2) var(--sp-2) var(--sp-4)}.side-nav{display:flex;flex-direction:column;gap:2px}.side-link,.side-toggle{display:flex;align-items:center;gap:var(--sp-3);min-height:var(--tap);padding:var(--sp-2) var(--sp-3);border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);font:inherit;font-size:14px;font-weight:500;text-align:left;cursor:pointer;white-space:nowrap;transition:background .12s ease,color .12s 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.logo{width:30px;height:30px;object-fit:contain}.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:600;letter-spacing:-.01em}.page-header{display:flex;align-items:center;gap:var(--sp-2);min-height:var(--tap)}.page-title{flex:1;min-width:0}.page-header-trailing{margin-left:auto;display:inline-flex;align-items:center;flex:0 0 auto;min-width:0}.back-btn,.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:var(--tap);height:var(--tap);border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);cursor:pointer;transition:background .12s ease,color .12s ease}.back-btn{margin-left:calc(var(--sp-2) * -1)}.page-header-trailing .icon-btn{margin-right:calc(var(--sp-2) * -1)}.back-btn:hover,.icon-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--sp-5);display:flex;flex-direction:column;gap:var(--sp-4);box-shadow:var(--shadow-card)}.empty-state{align-items:center;text-align:center;gap:var(--sp-3);color:var(--text-secondary);padding:var(--sp-6) var(--sp-4)}.empty-state .icon{color:var(--emerald);opacity:.6}.empty-state p{margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-2);min-height:var(--tap);padding:var(--sp-3) var(--sp-4);font:inherit;font-size:15px;font-weight:600;border:1px solid transparent;border-radius:var(--radius);cursor:pointer;transition:background .12s ease,border-color .12s ease,transform .04s ease,box-shadow .12s 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