:root{color-scheme:dark;--bg:#0b1220;--surface:#121d2e;--surface2:#19263a;--text:#f4f7fb;--muted:#8e9bb0;--line:#26364d;--accent:#35d6a2;--accent2:#16a77d;--shadow:0 14px 38px #0003}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.45 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.app-shell{max-width:720px;margin:auto;padding:20px 18px 105px}.topbar,.period-row,.hero-foot,.section-head,.modal-head{display:flex;align-items:center;justify-content:space-between}.topbar{margin:5px 0 22px}.brand{font-weight:900;letter-spacing:-1px;font-size:24px}.brand span{color:var(--accent)}.hello,.muted,.eyebrow{color:var(--muted)}.hello{font-size:12px;margin-top:2px}.icon-btn{border:1px solid var(--line);background:var(--surface);color:var(--text);width:40px;height:40px;border-radius:14px;font-size:20px}.hero{padding:23px;border-radius:25px;background:linear-gradient(135deg,#173e3b,#142b42 70%,#1b2945);box-shadow:var(--shadow);border:1px solid #ffffff12}.eyebrow{font-size:10px;letter-spacing:1.7px;font-weight:800;color:#b6d7d0}.total{font-size:clamp(34px,9vw,49px);font-weight:850;letter-spacing:-2px;margin:8px 0}.period-row select{max-width:125px}.hero select{background:#ffffff17;border:1px solid #ffffff22;color:white}.hero select option{color:#111}.hero-foot{font-size:12px;color:#c3d7d3;margin-top:8px}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:14px 0}.stat-card,.panel{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:17px}.stat-card span{display:block;color:var(--muted);font-size:12px}.stat-card strong{display:block;font-size:21px;margin-top:7px}.panel{margin-top:13px}.section-head{margin-bottom:14px}.section-head h2{font-size:16px;margin:0;font-weight:750}.section-head .muted{font-size:11px}.chart-wrap{height:180px;position:relative}.category-chart{height:190px;max-width:280px;margin:auto}.legend{display:grid;grid-template-columns:1fr 1fr;gap:9px 12px;margin-top:12px}.legend-item{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:7px;min-width:0}.dot{width:8px;height:8px;border-radius:50%;flex:none}.legend-item b{color:var(--text);margin-left:auto}.receipt-list{display:grid;gap:8px}.receipt-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}.receipt-row:last-child{border:0}.receipt-icon{width:39px;height:39px;border-radius:13px;background:var(--surface2);display:grid;place-items:center;font-size:17px}.receipt-info{flex:1;min-width:0}.receipt-info b{display:block;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.receipt-info small{color:var(--muted);font-size:11px}.receipt-amount{font-size:13px;font-weight:750;white-space:nowrap}.empty{text-align:center;color:var(--muted);font-size:13px;padding:18px 4px}.text-btn{background:none;border:0;color:var(--accent);font-weight:700}.bottom-nav{position:fixed;z-index:5;bottom:0;left:50%;transform:translateX(-50%);width:min(720px,100%);padding:10px 24px calc(10px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--surface) 94%,transparent);backdrop-filter:blur(18px);border-top:1px solid var(--line);display:flex;justify-content:space-around;align-items:center}.nav-item{border:0;background:none;color:var(--muted);font-size:20px;display:grid;justify-items:center;gap:2px}.nav-item span,.scan-button span{font-size:10px}.nav-item.active{color:var(--accent)}.scan-button{border:0;background:var(--accent);color:#062319;border-radius:17px;padding:9px 17px;font-size:22px;font-weight:800;display:grid;justify-items:center;line-height:1.1}.modal{position:fixed;inset:0;background:#0009;z-index:10;display:flex;align-items:flex-end;justify-content:center;padding:12px}.modal-card{width:min(600px,100%);background:var(--surface);border:1px solid var(--line);border-radius:24px 24px 18px 18px;padding:21px;max-height:90vh;overflow:auto;box-shadow:var(--shadow)}.modal-head h2{font-size:18px;margin:0 0 10px}.modal-card form{display:grid;gap:13px}.modal-card label{display:grid;gap:6px;font-size:12px;color:var(--muted);flex:1}.modal-card input,.modal-card select,body select{width:100%;border:1px solid var(--line);background:var(--surface2);color:var(--text);padding:12px;border-radius:12px;font:inherit;min-width:0}.form-row{display:flex;gap:10px}.primary{border:0;background:var(--accent);color:#05271c;border-radius:13px;padding:14px;font-weight:850;font-size:14px;margin-top:5px}.hidden{display:none!important}.toast{position:fixed;z-index:20;bottom:90px;left:50%;transform:translateX(-50%);background:var(--text);color:var(--bg);padding:11px 16px;border-radius:12px;font-size:12px;opacity:0;pointer-events:none;transition:.2s;max-width:90%;text-align:center}.toast.show{opacity:1}body.light{color-scheme:light;--bg:#f3f6f8;--surface:#fff;--surface2:#f1f5f7;--text:#17212d;--muted:#748293;--line:#e3e9ee;--shadow:0 12px 30px #243b5010}body.light .hero{background:linear-gradient(135deg,#d9fff0,#e3f5ff 75%,#eaeaff);border-color:#d2eee7;color:#12352c}body.light .eyebrow,body.light .hero-foot{color:#397466}body.light .hero select{color:#173c33;background:#ffffff99;border-color:#c8e4dc}body.light .hero select option{color:#111}body.light .toast{background:#182534;color:#fff}@media(min-width:600px){.app-shell{padding-top:28px}.modal{align-items:center}.modal-card{border-radius:24px}.hero{padding:28px}}