:root{color-scheme:light;--brand-50: #edf4ec;--brand-100: #dcebdb;--brand-300: #8fc0a2;--brand-500: #3f8659;--brand-600: #2f6b4a;--brand-700: #24563b;--brand-text: #2f6b4a;--paper: #fbf6ec;--surface: #fffdf8;--surface-2: #f5eddf;--surface-3: #efe4d2;--ink: #241c15;--ink-2: #6b5a48;--ink-3: #7e6b58;--ink-inv: #fffdf8;--accent: #a8661f;--accent-soft: #f7e7cd;--accent-line: #e3c9a2;--danger: #b4472f;--danger-soft: #fbe7e1;--info: #2b5686;--info-soft: #e6eff9;--line: #eadfcb;--line-strong: #d9c9b0;--shadow-1: 0 1px 2px rgba(86, 60, 30, .05), 0 6px 20px -14px rgba(86, 60, 30, .35);--shadow-2: 0 2px 6px rgba(86, 60, 30, .08), 0 18px 40px -22px rgba(86, 60, 30, .45);--radius-xs: 8px;--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--radius-xl: 24px;--radius-pill: 999px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;--font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, ui-serif, serif;--text-xs: 12px;--text-sm: 13px;--text-base: 15px;--text-md: 16px;--text-lg: 19px;--text-xl: 24px;--text-2xl: 30px;--text-3xl: 38px;--dur-fast: .12s;--dur: .18s;--dur-slow: .26s;--ease: cubic-bezier(.2, .8, .2, 1);--sai-top: env(safe-area-inset-top, 0px);--sai-bottom: env(safe-area-inset-bottom, 0px);--sai-left: env(safe-area-inset-left, 0px);--sai-right: env(safe-area-inset-right, 0px);--bg-color: var(--paper);--card-bg: var(--surface);--card-elev-bg: var(--surface);--text-color: var(--ink);--text-on-card: var(--ink);--primary-color: var(--brand-600);--primary-dark: var(--brand-700);--primary-text-color: var(--brand-text);--danger-color: var(--danger);--danger-dark: #8f3521;--border-color: var(--line);--shadow: var(--shadow-1);--shadow-lg: var(--shadow-2);--badge-bg: var(--surface-2);--muted-text-color: var(--ink-2);--divider-color: var(--line);--input-bg: var(--surface);--input-color: var(--ink);--mode-active-bg: var(--surface);--mode-active-color: var(--ink);--menu-bg: var(--surface);--menu-text-color: var(--ink);--menu-hover-bg: var(--surface-2);--menu-line-color: var(--brand-600);--overlay: rgba(36, 28, 21, .5);--tone-bg: var(--surface-2);--tone-ink: var(--ink-2);--tone-line: var(--line-strong);--tone-strong: var(--brand-600)}.dark-theme{color-scheme:dark;--brand-50: #1b2a20;--brand-100: #23382a;--brand-300: #4f9a6d;--brand-500: #6fb98b;--brand-600: #2f6b4a;--brand-700: #24563b;--brand-text: #8fd0a5;--paper: #16120e;--surface: #1e1914;--surface-2: #272019;--surface-3: #322a22;--ink: #f3eadf;--ink-2: #c6b6a4;--ink-3: #ac9a86;--ink-inv: #16120e;--accent: #e8b171;--accent-soft: #2e2418;--accent-line: #4a3a26;--danger: #e88b74;--danger-soft: #2e1a15;--info: #9cc3e8;--info-soft: #17222e;--line: #3a2f26;--line-strong: #4c3e32;--shadow-1: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -16px rgba(0, 0, 0, .9);--shadow-2: 0 2px 8px rgba(0, 0, 0, .5), 0 24px 48px -24px rgba(0, 0, 0, .95);--danger-dark: #c4654c;--overlay: rgba(0, 0, 0, .58)}[data-tone=dairy]{--tone-bg: #e6eff9;--tone-ink: #2b5686;--tone-line: #b9d2e8;--tone-strong: #3a6f9e}[data-tone=produce]{--tone-bg: #e6f1e0;--tone-ink: #3a6b34;--tone-line: #bbd8ae;--tone-strong: #4b8143}[data-tone=bakery]{--tone-bg: #f8ebd4;--tone-ink: #8a5a12;--tone-line: #e7cfa4;--tone-strong: #a06b1b}[data-tone=pantry]{--tone-bg: #f7e6dd;--tone-ink: #94452e;--tone-line: #e5c4b4;--tone-strong: #a9543a}[data-tone=frozen]{--tone-bg: #e2f1f3;--tone-ink: #24606a;--tone-line: #b6d9de;--tone-strong: #2c7681}[data-tone=household]{--tone-bg: #eee8f8;--tone-ink: #5b4382;--tone-line: #d3c6ea;--tone-strong: #6b5195}[data-tone=other]{--tone-bg: #f2eadf;--tone-ink: #6b5a48;--tone-line: #dfcfba;--tone-strong: #8a7560}.dark-theme [data-tone=dairy]{--tone-bg: #1b2a38;--tone-ink: #a8c9e6;--tone-line: #2c4256;--tone-strong: #7fb2db}.dark-theme [data-tone=produce]{--tone-bg: #1d2c1c;--tone-ink: #a9d29b;--tone-line: #30452c;--tone-strong: #8cc47d}.dark-theme [data-tone=bakery]{--tone-bg: #2e2415;--tone-ink: #e5c186;--tone-line: #46361f;--tone-strong: #d9a95f}.dark-theme [data-tone=pantry]{--tone-bg: #2e1c17;--tone-ink: #e5a891;--tone-line: #462c24;--tone-strong: #d98d72}.dark-theme [data-tone=frozen]{--tone-bg: #17262a;--tone-ink: #9ccfd6;--tone-line: #264046;--tone-strong: #7fb8c0}.dark-theme [data-tone=household]{--tone-bg: #241d33;--tone-ink: #c0aee4;--tone-line: #3a2e52;--tone-strong: #a893d6}.dark-theme [data-tone=other]{--tone-bg: #272019;--tone-ink: #c6b6a4;--tone-line: #3a2f26;--tone-strong: #b3a08a}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px;background:linear-gradient(135deg,#667eea,#764ba2)}.auth-container{--card-bg: #ffffff;--text-color: #222222;--text-on-card: #111111;--primary-text-color: #4CAF50;--border-color: #dddddd;--badge-bg: #f5f5f5}.auth-card{background:var(--card-bg);color:var(--text-color)}.auth-card .input{background:#fff;color:var(--text-on-card);border:1px solid var(--border-color)}.auth-tab{color:#666!important}.auth-tab.active{background:#fff;color:var(--primary-text-color)!important}.auth-card{background:#fff;border-radius:16px;padding:32px 24px;width:100%;max-width:400px;box-shadow:0 10px 40px #0003}.auth-title{font-size:32px;text-align:center;margin-bottom:8px;color:#333;display:flex;align-items:center;justify-content:center;gap:12px}.title-icon{width:48px;height:48px;vertical-align:middle}.auth-subtitle{text-align:center;color:#666;margin-bottom:32px;font-size:16px}.auth-tabs{display:flex;gap:8px;margin-bottom:24px;background:#f5f5f5;border-radius:8px;padding:4px}.auth-tab{flex:1;padding:10px;background:transparent;border:none;border-radius:6px;font-size:16px;font-weight:500;color:#666;transition:all .2s}.auth-tab.active{background:#fff;color:var(--primary-text-color);box-shadow:0 2px 4px #0000001a}.auth-form{display:flex;flex-direction:column;gap:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:14px;font-weight:500;color:#555}.error-message{background:#fee;color:var(--danger-color);padding:12px;border-radius:8px;font-size:14px;border:1px solid #fcc}.btn-block{width:100%;margin-top:8px}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000}.modal-content{background:var(--card-bg);border-radius:12px;width:90%;max-width:500px;max-height:80vh;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);color:var(--text-on-card)}@media (max-width: 480px){.modal-content{width:95%;max-height:90vh}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:16px;border-bottom:1px solid var(--border-color)}.modal-header 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.menu-button{background:transparent!important;padding:8px!important}.header .top-menu .menu-line{background:var(--menu-line-color)!important;box-shadow:0 1px #0000000f!important}.header .top-menu .menu-dropdown{position:fixed!important;top:76px!important;right:12px!important;left:auto!important;z-index:1400!important}}.empty-state p{margin-bottom:8px}.empty-hint{font-size:14px;color:#aaa}.list-fab{position:fixed;right:20px;bottom:20px;z-index:1200;width:56px;height:56px;background:var(--primary-color);color:#fff;border:none;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 8px 20px #0000002e;cursor:pointer;-webkit-tap-highlight-color:transparent}.list-fab 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1fr;gap:6px;background:var(--surface-2);border-radius:14px;padding:5px}.segmented-item{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:44px;border-radius:10px;font-size:14px;font-weight:650;color:var(--ink-2)}.segmented-item.is-active{background:var(--surface);color:var(--brand-text);box-shadow:var(--shadow-1)}.sheet-note{font-size:12.5px;color:var(--ink-3);margin:10px 2px 2px}@media (min-width: 768px){.sheet-overlay{align-items:center;padding-bottom:0}.sheet{max-width:440px;border-radius:24px;border-bottom:1px solid var(--line);padding:16px 18px 18px}.sheet-grabber{display:none}}.row-thumb{width:40px;height:40px;flex:0 0 auto;border-radius:12px;background:var(--tone-bg);color:var(--tone-ink);border:1px solid var(--tone-line);display:grid;place-items:center}.item-card.view-mode .item-thumbnail{width:40px;height:40px;min-width:40px;min-height:40px;border-radius:12px}@media (max-width: 480px){.container{padding-left:14px;padding-right:14px}.list-title{font-size:23px}.trip-count{font-size:34px}.trip{border-radius:20px;padding:16px}.item-card.view-mode{min-height:58px}}