:root{color-scheme:light;--bg: #f6f5f0;--surface: #ffffff;--surface-alt: #ece9e1;--ink: #24261f;--ink-soft: #6e6c63;--border: rgba(36, 38, 31, .12);--accent: #2f7a52;--accent-ink: #ffffff;--accent-soft: #e1eee5;--highlight: #b8863a;--highlight-soft: #f3e8d3;--danger: #ae4438;--danger-soft: #f6e2df;--shadow: 0 1px 2px rgba(36, 38, 31, .06), 0 4px 16px rgba(36, 38, 31, .05);--radius: 14px;--font-display: "Newsreader", Georgia, serif;--font-body: "Work Sans", system-ui, sans-serif}@media (prefers-color-scheme: dark){:root{color-scheme:dark;--bg: #1a1d19;--surface: #23261f;--surface-alt: #2c2f27;--ink: #ede9de;--ink-soft: #a3a192;--border: rgba(237, 235, 226, .14);--accent: #6fbe8f;--accent-ink: #12291c;--accent-soft: #223a2c;--highlight: #d9ac63;--highlight-soft: #3a2f1c;--danger: #de8b7e;--danger-soft: #3a221e;--shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .25)}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);-webkit-font-smoothing:antialiased}main{max-width:480px;margin:0 auto;padding:16px 16px 48px;display:flex;flex-direction:column;gap:20px}h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.2;margin:0;text-wrap:balance}h1{font-size:1.75rem}h2{font-size:1.25rem}h3{font-family:var(--font-body);font-size:.8rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:4px}p{margin:0;line-height:1.5}.topbar{display:flex;flex-direction:column;gap:12px}.tabs{display:flex;gap:4px;background:var(--surface-alt);border-radius:999px;padding:4px}.tab{flex:1;border:none;background:transparent;color:var(--ink-soft);font-family:var(--font-body);font-weight:600;font-size:.9rem;padding:8px 12px;border-radius:999px;cursor:pointer;transition:background .15s ease,color .15s ease}.tab.active{background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}.screen-stack{display:flex;flex-direction:column;gap:20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px}.streak-card{flex-direction:row;align-items:center;gap:16px}.streak-emoji{font-size:2.75rem;line-height:1}.streak-text{display:flex;flex-direction:column;gap:2px}.streak-count{font-family:var(--font-display);font-size:1.15rem;font-weight:600}.streak-best{font-size:.85rem;color:var(--ink-soft)}.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.btn{font-family:var(--font-body);font-size:.9rem;font-weight:600;border-radius:10px;padding:11px 16px;border:1px solid transparent;cursor:pointer;transition:filter .15s ease,background .15s ease}.btn:active{filter:brightness(.95)}.btn-primary{background:var(--accent);color:var(--accent-ink)}.btn-secondary{background:transparent;color:var(--accent);border-color:var(--accent)}.btn-ghost{background:var(--surface-alt);color:var(--ink)}.btn-chip{background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:7px 14px;font-size:.85rem}.btn-row{display:flex;gap:10px;flex-wrap:wrap}.chip-row{display:flex;gap:8px;flex-wrap:wrap}.field{display:flex;flex-direction:column;gap:6px}.field label,.field-label{font-size:.8rem;font-weight:600;color:var(--ink-soft)}input[type=text],input[type=number],input[type=date],input:not([type]){font-family:var(--font-body);font-size:1rem;color:var(--ink);background:var(--surface-alt);border:1px solid var(--border);border-radius:10px;padding:11px 12px;width:100%}input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}input[type=file]{font-family:var(--font-body);font-size:.85rem;color:var(--ink-soft)}.range-row{display:flex;flex-direction:column;gap:4px}.range-row-label{display:flex;justify-content:space-between;font-size:.9rem}.range-row-value{font-family:var(--font-display);font-weight:600;color:var(--accent)}input[type=range]{accent-color:var(--accent);width:100%}.banner{border-radius:10px;padding:12px 14px;font-size:.9rem}.banner-error{background:var(--danger-soft);color:var(--danger)}.banner-info{background:var(--accent-soft);color:var(--accent)}.estimate-badge{background:var(--highlight-soft);color:var(--highlight);border-radius:10px;padding:10px 12px;font-size:.85rem;line-height:1.45}.date-range-row{display:flex;gap:8px;align-items:flex-end}.date-range-row .field{flex:1}.chart-frame{background:var(--surface-alt);border-radius:10px;padding:12px;height:220px;position:relative}.entry-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.entry-list li{font-size:.9rem;border-bottom:1px solid var(--border);padding-bottom:8px}.entry-list li:last-child{border-bottom:none;padding-bottom:0}@media print{nav,.topbar,.tabs{display:none}}