:root{--surface: #ffffff;--canvas: #f6f6f6;--ink: #000000;--ink-muted: #6b6b6b;--hairline: #e5e5e5;--accent: #000000;--accent-pressed: #2b2b2b;--accent-ink: #ffffff;--success: #05a357;--danger: #e11900;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--radius-photo: 8px;--radius-card: 14px;--radius-sheet: 24px;--radius-chip: 999px;--radius-button: 12px;--shadow-card: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 16px rgba(0, 0, 0, .06);--shadow-sheet: 0 -8px 32px rgba(0, 0, 0, .16);--shadow-tab-pill: 0 2px 8px rgba(0, 0, 0, .18);--font: "Inter", system-ui, -apple-system, sans-serif;--ease-sheet: cubic-bezier(.32, .72, 0, 1)}@media (prefers-color-scheme: dark){:root{--canvas: #000000;--surface: #151515;--ink: #ffffff;--ink-muted: #a3a3a3;--hairline: #2a2a2a;--accent: #ffffff;--accent-pressed: #d9d9d9;--accent-ink: #000000;--shadow-card: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .4);--shadow-sheet: 0 -8px 32px rgba(0, 0, 0, .5)}}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}button,input,textarea{font-family:inherit;color:inherit}a{color:inherit}img{display:block;max-width:100%}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}.text-display{font-size:32px;font-weight:700;letter-spacing:-.03em;line-height:1.15;margin:0}.text-title{font-size:24px;font-weight:700;letter-spacing:-.02em;line-height:1.2;margin:0}.text-heading{font-size:20px;font-weight:700;letter-spacing:-.01em;line-height:1.25;margin:0}.text-body{font-size:15px;font-weight:400;line-height:1.5;margin:0}.text-label{font-size:15px;font-weight:600;line-height:1.3;margin:0}.text-caption{font-size:13px;font-weight:500;line-height:1.4;margin:0;color:var(--ink-muted)}.text-micro{font-size:11px;font-weight:600;line-height:1.3;margin:0}.app-shell{display:flex;flex-direction:column;height:100%;max-width:640px;margin:0 auto;background:var(--canvas)}.app-main{display:flex;flex-direction:column;min-width:0}.screen{flex:1;overflow-y:auto;overscroll-behavior-y:contain;padding-bottom:calc(76px + env(safe-area-inset-bottom))}.sidebar-brand{display:none}.page-brand{display:flex;align-items:center;gap:var(--space-2)}.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);padding:var(--space-4) var(--space-4) var(--space-2);background:var(--canvas)}.tab-bar{position:fixed;left:0;right:0;bottom:0;max-width:640px;margin:0 auto;display:flex;background:var(--surface);box-shadow:0 -1px 0 var(--hairline),0 -8px 24px #0000000d;padding:6px 8px calc(6px + env(safe-area-inset-bottom));z-index:10}.tab-bar__item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:8px 4px;background:none;border:none;color:var(--ink-muted);min-height:44px}.tab-bar__item svg{width:22px;height:22px;display:block}.tab-bar__icon{display:flex;align-items:center;justify-content:center;width:40px;height:28px;border-radius:999px;transition:background-color .15s ease}.tab-bar__item--active{color:var(--ink)}.tab-bar__item--active .tab-bar__icon{background:var(--canvas)}.tab-bar__item--add{color:var(--ink)}.tab-bar__item--add .tab-bar__icon{width:48px;height:48px;margin-top:-20px;background:var(--accent);color:var(--accent-ink);box-shadow:var(--shadow-tab-pill)}.tab-bar__item--add.tab-bar__item--active .tab-bar__icon{background:var(--accent-pressed)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:48px;padding:0 var(--space-4);border-radius:var(--radius-button);border:1.5px solid var(--ink);background:var(--surface);color:var(--ink);font-size:15px;font-weight:600;cursor:pointer;transition:transform .1s ease,opacity .1s ease}.btn:active{transform:scale(.98)}.btn--primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);width:100%;min-height:52px;font-size:16px;box-shadow:var(--shadow-card)}.btn--primary:active{background:var(--accent-pressed);border-color:var(--accent-pressed)}.btn--text{border:none;background:none;color:var(--ink);padding:0 var(--space-2);font-weight:600}.btn--small{min-height:36px;padding:0 var(--space-3);font-size:13px;gap:var(--space-1)}.btn--danger{color:var(--danger);border-color:var(--danger);background:var(--surface)}.btn--icon{width:44px;height:44px;padding:0;border-radius:999px;border:none;background:none}.btn:disabled{opacity:.35;cursor:default;transform:none}.chip-row{display:flex;gap:var(--space-2);overflow-x:auto;padding-bottom:2px;-ms-overflow-style:none;scrollbar-width:none}.chip-row::-webkit-scrollbar{display:none}.chip{flex:0 0 auto;display:inline-flex;align-items:center;min-height:40px;padding:0 var(--space-4);border-radius:var(--radius-chip);border:1.5px solid transparent;background:var(--canvas);color:var(--ink);font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;transition:transform .1s ease}.chip:active{transform:scale(.97)}.chip--active{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.chip--add{color:var(--ink-muted);background:var(--surface);border-style:dashed;border-color:var(--hairline)}.chip-input{flex:0 0 auto;min-height:40px;padding:0 var(--space-4);border-radius:var(--radius-chip);border:1.5px solid var(--ink);font-size:14px;font-weight:600;background:var(--surface);min-width:140px}.field{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-6)}.field label{font-size:13px;font-weight:500;color:var(--ink-muted)}.field input[type=text],.field input[type=number],.field input[type=date],.field textarea{min-height:44px;border:none;border-bottom:2px solid var(--hairline);background:none;font-size:22px;font-weight:700;letter-spacing:-.01em;padding:var(--space-2) 0;transition:border-color .15s ease}.field input[type=text]:focus,.field input[type=number]:focus,.field input[type=date]:focus,.field textarea:focus{border-color:var(--ink);outline:none}.field textarea{font-size:15px;font-weight:400;resize:vertical}.auth-field{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-4)}.auth-field label{font-size:13px;font-weight:500;color:var(--ink-muted)}.text-input{width:100%;min-height:50px;padding:0 var(--space-4);border-radius:var(--radius-button);border:1.5px solid var(--hairline);background:var(--surface);font-size:16px;font-weight:500;transition:border-color .15s ease}.text-input:focus{border-color:var(--ink);outline:none}.search-field{display:flex;align-items:center;gap:var(--space-2);min-height:48px;padding:0 var(--space-4);border-radius:var(--radius-button);background:var(--surface);border:none;box-shadow:var(--shadow-card)}.search-field input{flex:1;border:none;background:none;font-size:15px;font-weight:500;min-height:46px}.card{background:var(--surface);border-radius:var(--radius-card);border:none;box-shadow:var(--shadow-card)}.room-tile{display:block;width:100%;border-radius:var(--radius-card);overflow:hidden;border:none;background:var(--surface);box-shadow:var(--shadow-card);text-align:left;transition:transform .1s ease,box-shadow .1s ease}.room-tile:active{transform:scale(.98)}.room-tile--dragging{position:relative;z-index:5;opacity:.85;transform:scale(1.03);box-shadow:0 10px 28px #0003}.room-tile__photo{display:block;width:100%;aspect-ratio:1;background:var(--surface);object-fit:cover;padding:var(--space-2);border-radius:var(--radius-photo)}.room-tile__meta{padding:var(--space-3)}.room-grid{display:grid;grid-template-columns:repeat(2,1fr);align-items:start;gap:var(--space-3);padding:0 var(--space-4) var(--space-4)}.result-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-4);min-height:44px;text-align:left;background:none;border:none;width:100%;transition:background-color .1s ease}.result-row:active{background:var(--canvas)}.result-row__thumb{width:56px;height:56px;border-radius:var(--radius-photo);object-fit:cover;background:var(--hairline);flex-shrink:0}.result-row__meta{min-width:0;flex:1}.result-row__name{font-size:15px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.breadcrumb{font-size:13px;font-weight:500;color:var(--ink)}.breadcrumb .sep{color:var(--ink-muted);margin:0 4px}.photo-grid{column-count:3;column-gap:3px}.photo-grid__item{display:block;width:100%;break-inside:avoid;margin-bottom:3px;background:var(--hairline);overflow:hidden;border:none;padding:0;position:relative}.photo-grid__item img{display:block;width:100%;aspect-ratio:1;object-fit:cover;opacity:0;transition:opacity .15s ease,transform .2s ease}.photo-grid__item img.loaded{opacity:1}.photo-grid__caption{position:absolute;left:0;right:0;bottom:0;padding:var(--space-2) var(--space-2);font-size:12px;font-weight:600;line-height:1.3;color:#fff;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:linear-gradient(to top,#000000b3,#0000);pointer-events:none}.photo-grid__caption--plain{position:static;background:none;color:var(--ink);text-align:center;white-space:normal;padding:var(--space-3) var(--space-2);font-size:13px;font-weight:600;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}.photo-grid__section-header{padding:var(--space-4) var(--space-4) var(--space-2);display:flex;align-items:center;justify-content:space-between}.sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:20}.sheet{position:fixed;left:0;right:0;bottom:0;max-width:640px;margin:0 auto;background:var(--surface);border-top-left-radius:var(--radius-sheet);border-top-right-radius:var(--radius-sheet);box-shadow:var(--shadow-sheet);padding:var(--space-3) var(--space-4) calc(var(--space-4) + env(safe-area-inset-bottom));z-index:21;animation:sheet-up .28s var(--ease-sheet);max-height:80vh;overflow-y:auto}.sheet:before{content:"";display:block;width:36px;height:4px;border-radius:999px;background:var(--hairline);margin:0 auto var(--space-4)}@keyframes sheet-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}@media (prefers-reduced-motion: reduce){.sheet{animation:none}}.empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;gap:var(--space-3);padding:var(--space-8) var(--space-6);color:var(--ink-muted)}.add-photo{width:100%;aspect-ratio:1;object-fit:cover;background:var(--hairline)}.add-photo-placeholder{width:100%;aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--surface);border:none;color:var(--ink-muted)}.details-toggle{background:none;border:none;color:var(--ink);font-size:15px;font-weight:600;display:flex;align-items:center;gap:var(--space-1);min-height:44px;padding:0}.offline-indicator{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:500;color:var(--ink-muted)}.offline-indicator:before{content:"";width:6px;height:6px;border-radius:999px;background:var(--danger);flex-shrink:0}.toast-stack{position:fixed;left:0;right:0;bottom:calc(84px + env(safe-area-inset-bottom));z-index:30;display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:0 var(--space-4);pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:center;gap:var(--space-3);max-width:480px;width:100%;background:var(--ink);color:var(--canvas);border-radius:var(--radius-button);padding:var(--space-3) var(--space-4);font-size:14px;font-weight:600;box-shadow:0 8px 24px #0000003d;animation:toast-in .2s ease}.toast span{flex:1}.toast__action{background:none;border:none;color:var(--canvas);font-weight:700;font-size:14px;text-decoration:underline;flex-shrink:0;padding:0;cursor:pointer}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.page-transition{animation:page-fade-in .2s ease}@keyframes page-fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.skeleton{background:linear-gradient(90deg,var(--hairline) 25%,var(--surface) 37%,var(--hairline) 63%);background-size:400% 100%;animation:skeleton-shimmer 1.4s ease infinite}@keyframes skeleton-shimmer{0%{background-position:100% 50%}to{background-position:0% 50%}}.pull-to-refresh{display:flex;align-items:center;justify-content:center;overflow:hidden;transition:height .15s ease,opacity .15s ease}.pull-to-refresh__spinner{width:22px;height:22px;border-radius:999px;border:2.5px solid var(--hairline);border-top-color:var(--ink)}.pull-to-refresh__spinner--spin{animation:pull-spin .65s linear infinite}@keyframes pull-spin{to{transform:rotate(360deg)}}.bulk-bar{position:sticky;bottom:calc(76px + env(safe-area-inset-bottom));margin:var(--space-3) var(--space-4) 0;display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);background:var(--ink);color:var(--canvas);border-radius:var(--radius-button);padding:var(--space-2) var(--space-2) var(--space-2) var(--space-4);box-shadow:0 8px 24px #0000003d}.bulk-bar__actions{display:flex;gap:var(--space-1)}.bulk-bar .btn--text{color:var(--canvas)}.photo-grid__item--selectable{position:relative}.tile-check{position:absolute;top:var(--space-2);right:var(--space-2);width:22px;height:22px;border-radius:999px;border:2px solid #fff;background:#0000004d;z-index:2}.tile-check--checked{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);display:flex;align-items:center;justify-content:center}@media (hover: hover) and (pointer: fine){.btn:hover{border-color:var(--ink)}.btn--primary:hover{opacity:.92}.btn--danger:hover{background:var(--danger);color:#fff}.btn--icon:hover{background:var(--canvas)}.chip:hover{border-color:var(--ink-muted)}.room-tile:hover{transform:translateY(-2px);box-shadow:0 4px 8px #0000000f,0 12px 28px #0000001a}.photo-grid__item:hover img{transform:scale(1.04)}.result-row:hover,.tab-bar__item:hover{background:var(--canvas)}}@media (min-width: 860px){.app-shell{max-width:none;margin:0;flex-direction:row}.app-main{flex:1;min-width:0;height:100%}.topbar,.screen{max-width:1100px;margin:0 auto;width:100%}.screen{padding-bottom:var(--space-8)}.toast-stack{bottom:var(--space-4)}.add-photo,.add-photo-placeholder,.item-photos{max-width:480px;margin:0 auto;border-radius:var(--radius-card);overflow:hidden}.page-brand{display:none}.sidebar-brand{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3) var(--space-6)}.tab-bar{position:sticky;top:0;left:auto;right:auto;bottom:auto;max-width:none;width:240px;height:100vh;flex-shrink:0;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:var(--space-1);padding:var(--space-6) var(--space-3);box-shadow:none;border-right:1px solid var(--hairline)}.tab-bar__item{flex:none;flex-direction:row;justify-content:flex-start;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-button);min-height:0}.tab-bar__item .text-micro{font-size:14px;font-weight:600}.tab-bar__item--active{background:var(--canvas)}.tab-bar__item--active .tab-bar__icon{background:none}.tab-bar__icon{width:24px;height:24px}.tab-bar__item--add .tab-bar__icon{width:24px;height:24px;margin-top:0;border-radius:6px;box-shadow:none}.room-grid{grid-template-columns:repeat(4,1fr)}.photo-grid{column-count:5}.sheet{left:50%;right:auto;bottom:auto;top:50%;transform:translate(-50%,-50%);max-width:480px;width:90vw;max-height:85vh;border-radius:var(--radius-card);animation:sheet-pop .2s var(--ease-sheet)}.sheet:before{display:none}}@media (min-width: 1200px){.room-grid{grid-template-columns:repeat(5,1fr)}}@keyframes sheet-pop{0%{opacity:0;transform:translate(-50%,-46%) scale(.98)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}