:root{--bg: #f9f8f6;--card: #ffffff;--ink: #1c1917;--ink-2: #44403c;--muted: #78716c;--placeholder: #a8a29e;--field: #f3f2f0;--field-border: #e5e5e0;--grid: #f0f0ec;--sage: #2d6a4f;--brass: #c5a059;--brass-dark: #a98540;--borderline: #e07a5f;--fast: #9a031e;--warn: #b45309;--error: #9a031e;--radius-card: 16px;--radius-field: 10px;--radius-button: 12px;--shadow-card: 0 2px 10px rgba(0, 0, 0, .04);color-scheme:light}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Roboto,sans-serif;-webkit-text-size-adjust:100%;overscroll-behavior-y:none;-webkit-font-smoothing:antialiased}#app{min-height:100dvh;padding:calc(env(safe-area-inset-top) + 8px) calc(env(safe-area-inset-right) + 16px) calc(env(safe-area-inset-bottom) + 28px) calc(env(safe-area-inset-left) + 16px);display:flex;flex-direction:column;gap:14px;max-width:520px;margin:0 auto}header.appbar{display:flex;align-items:center;justify-content:space-between;padding:6px 2px 2px}header.appbar h1{font-size:22px;margin:0;font-weight:700;letter-spacing:-.2px}.card{background:var(--card);border-radius:var(--radius-card);padding:16px;box-shadow:var(--shadow-card)}.row{display:flex;gap:10px;align-items:center}.row>.grow{flex:1;min-width:0}label.field{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--muted);font-weight:500}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}input,select,button,textarea{font:inherit;font-size:16px;color:var(--ink)}input[type=text],input[type=url],input[type=date],select,textarea{width:100%;padding:11px 14px;border:1px solid var(--field-border);border-radius:var(--radius-field);background:var(--field);min-height:46px}textarea{resize:vertical;min-height:72px;line-height:1.35}::placeholder{color:var(--placeholder);opacity:1}input:focus,select:focus,textarea:focus{outline:2px solid var(--sage);outline-offset:1px}select.pill{appearance:none;-webkit-appearance:none;border-radius:999px;padding-right:40px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%2378716c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;font-weight:500}button{min-height:44px;padding:10px 18px;border:none;border-radius:var(--radius-button);background:var(--brass);color:#fff;font-weight:700;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;transition:transform 80ms ease,filter 80ms ease,background-color .12s ease}button:active{transform:scale(.98);filter:brightness(.94)}button.primary{min-height:48px;width:100%;font-size:16px}button.secondary{background:var(--field);color:var(--ink);border:1px solid var(--field-border)}button.pill-dark{background:#000;color:#fff;min-height:36px;padding:6px 16px;border-radius:999px;font-size:14px;white-space:nowrap}button.ghost{background:transparent;color:var(--muted);padding:6px 10px;min-height:36px;font-weight:600}button.danger{background:var(--fast)}button:disabled{opacity:.5;cursor:default;transform:none;filter:none}button.block{width:100%}.section-title{font-size:17px;font-weight:700;margin:0 0 8px;color:var(--ink)}.hint{font-size:12px;color:var(--muted)}.warn{font-size:12px;color:var(--warn);font-weight:500}.error{font-size:12px;color:var(--error);font-weight:500}.prediction{user-select:none;-webkit-user-select:none}.prediction .headline{display:flex;align-items:baseline;gap:10px}.prediction .setting{font-size:36px;font-weight:800;line-height:1;color:var(--sage);letter-spacing:-.5px}.prediction .setting.muted{color:var(--placeholder)}.prediction .uncertainty{font-size:15px;color:var(--muted);font-weight:500}.prediction .explanation{font-size:14px;color:var(--ink-2);margin-top:8px;font-weight:500;line-height:1.4}.prediction .flag{font-size:12px;color:var(--warn);margin-top:6px;font-weight:500}.prediction .delta{font-size:13px;color:var(--sage);font-weight:600;margin-top:6px}.prediction .chart{margin-top:12px}.prediction .chart svg{display:block;width:100%;height:auto}.prediction .chart-footer{text-align:center;font-size:12px;color:var(--muted);margin-top:6px}.stars{display:flex;align-items:center;gap:2px}.stars .star{background:none;padding:4px;min-height:40px;min-width:40px;display:inline-flex;align-items:center;justify-content:center}.stars .star svg{width:26px;height:26px;display:block}.history ul{list-style:none;margin:0;padding:0}.history li{padding:10px 2px;border-top:1px solid var(--grid);-webkit-touch-callout:none;user-select:none;-webkit-user-select:none;touch-action:pan-y}.history li:first-child{border-top:none}.history .main{font-size:15px;color:var(--ink);font-weight:500}.history .sub{font-size:12px;color:var(--muted);margin-top:2px}.history .empty{color:var(--placeholder);font-size:14px;padding:10px 2px}dialog{border:none;border-radius:var(--radius-card);padding:0;max-width:min(92vw,420px);width:92vw;color:var(--ink);box-shadow:0 12px 40px #0000002e}dialog::backdrop{background:#1c191766}dialog .dialog-body{padding:18px;display:flex;flex-direction:column;gap:12px}dialog h2{margin:0 0 2px;font-size:19px;font-weight:700}dialog .actions{display:flex;justify-content:flex-end;gap:8px;margin-top:6px}.meta{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;font-size:13px}.meta .k{color:var(--muted)}.plain-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.plain-list li{padding:6px 0;border-top:1px solid var(--grid)}.plain-list li:first-child{border-top:none}.toast{position:fixed;left:16px;right:16px;bottom:calc(env(safe-area-inset-bottom) + 14px);background:var(--ink);color:#fff;padding:12px 14px;border-radius:14px;display:flex;align-items:center;gap:10px;box-shadow:0 8px 24px #00000040;z-index:10}.toast .grow{flex:1;font-size:14px}.toast button{min-height:36px;padding:6px 12px;background:#fff;color:var(--ink)}