*,:after,:before{box-sizing:border-box}:root{--bg:#faf8f5;--surface:#fff;--surface-alt:#f5f2ee;--border:#e8e3db;--border-light:#f0ebe3;--text-primary:#1c1917;--text-secondary:#6b6460;--text-tertiary:#9b9590;--coral:#c8614a;--coral-light:#fceae6;--coral-mid:#e8956d;--sage:#6b8f71;--sage-light:#eef5ef;--teal:#4a8fa8;--teal-light:#e8f4f8;--amber:#b8960c;--amber-light:#fdf8e1;--berry:#8b5e8b;--berry-light:#f3ebf3;--slate:#7a7a8a;--slate-light:#f0f0f3;--status-confirmed:#5a9e6a;--status-pending:#b8960c;--status-urgent:#c8614a;--nav-height:60px;--header-height:52px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--shadow-sm:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);--shadow-md:0 4px 12px rgba(0,0,0,.08),0 2px 4px rgba(0,0,0,.04);--shadow-lg:0 8px 24px rgba(0,0,0,.1),0 4px 8px rgba(0,0,0,.05);--font:-apple-system,BlinkMacSystemFont,"Segoe UI","Inter",Helvetica,Arial,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#1a1714;--surface:#242019;--surface-alt:#2e2a25;--border:#3a3530;--border-light:#322e29;--text-primary:#f2ede8;--text-secondary:#a89f98;--text-tertiary:#6e6660;--coral-light:#3d1f1a;--sage-light:#1a2b1c;--teal-light:#162329;--amber-light:#2b2408;--berry-light:#241424;--slate-light:#1e1e24;--shadow-sm:0 1px 3px rgba(0,0,0,.25),0 1px 2px rgba(0,0,0,.18);--shadow-md:0 4px 12px rgba(0,0,0,.35),0 2px 4px rgba(0,0,0,.2);--shadow-lg:0 8px 24px rgba(0,0,0,.45),0 4px 8px rgba(0,0,0,.25)}}:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:var(--radius-sm)}a:focus-visible,button:focus-visible{outline:2px solid var(--coral);outline-offset:2px}input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--coral);outline-offset:0}body,html{margin:0;padding:0;font-family:var(--font);font-size:15px;color:var(--text-primary);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;padding:0}button,input,textarea{font-family:var(--font)}*{-webkit-tap-highlight-color:transparent}.app-shell{max-width:430px;margin:0 auto;min-height:100vh;background:var(--bg);position:relative}.screen{height:100vh;overflow-y:auto;padding-bottom:calc(var(--nav-height) + 16px);-webkit-overflow-scrolling:touch}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:430px;height:var(--nav-height);background:var(--surface);border-top:1px solid var(--border-light);display:flex;align-items:stretch;z-index:100;box-shadow:0 -2px 12px rgba(0,0,0,.06)}.nav-item{flex:1 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1}.header-action,.header-back{width:36px;height:36px;border-radius:var(--radius-full);background:var(--surface-alt);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--text-primary);font-size:13px;font-weight:600}.card{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}.card-p{padding:16px}.card+.card{margin-top:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:var(--radius-full);font-size:13px;font-weight:600;transition:opacity .15s,transform .1s;white-space:nowrap;cursor:pointer}.btn:active{transform:scale(.97)}.btn-primary{background:var(--coral);color:#fff}.btn-secondary{background:var(--surface-alt);color:var(--text-primary)}.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--text-primary)}.btn-sm{padding:7px 14px;font-size:11px}.btn-full{width:100%}.pill{display:inline-flex;align-items:center;padding:3px 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var(--border-light);-ms-overflow-style:none;scrollbar-width:none}.tab-bar::-webkit-scrollbar{display:none}.tab-item{flex-shrink:0;padding:12px 16px;font-size:13px;font-weight:600;color:var(--text-tertiary);border-bottom:2px solid transparent;transition:color .15s;white-space:nowrap;cursor:pointer}.tab-item.active{color:var(--coral);border-bottom-color:var(--coral)}.still-needed-item{display:flex;align-items:center;gap:12px;background:var(--surface);border-radius:var(--radius-md);padding:12px 16px;box-shadow:var(--shadow-sm);margin-bottom:8px}.still-needed-item.urgent{background:#fff8f6;border-left:3px solid var(--coral)}.space-card{background:var(--surface);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;align-items:stretch;cursor:pointer;transition:transform .1s,box-shadow .15s;margin-bottom:12px}.space-card:active{transform:scale(.985)}.contrib-card{background:var(--surface);border-radius:var(--radius-md);padding:12px 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