:root{color-scheme:light;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:#f6f7f9;color:#1a1d21;--paper: #ffffff;--surface-2: #f1f3f5;--ink: #1a1d21;--line: #e4e7ec;--muted: #667085;--green: #15803d;--green-soft: #dcfce7;--red: #dc2626;--red-soft: #fee2e2;--orange: #b45309;--orange-soft: #fef3c7;--blue: #2563eb;--blue-soft: #dbeafe;--brand: #2563eb;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--radius-sm: 8px;--radius: 12px;--radius-lg: 16px;--shadow: 0 1px 2px rgba(16, 24, 40, .06);--shadow-md: 0 6px 18px rgba(16, 24, 40, .08)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:#f6f7f9;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button,input{font:inherit}button{cursor:pointer}.app-shell{width:min(980px,100%);margin:0 auto;padding:16px 14px 100px}.app-topbar{display:flex;align-items:center;gap:10px;margin:4px 0 16px}.app-topbar h1{flex:1;min-width:0;margin:0;font-size:1.45rem;font-weight:700;letter-spacing:-.02em}.topbar-back,.topbar-refresh{flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;height:38px;width:38px;border:1px solid var(--line);border-radius:10px;background:var(--paper);color:var(--ink)}.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:50;width:min(560px,100%);margin:0 auto;display:flex;padding:6px 6px calc(6px + env(safe-area-inset-bottom,0px));background:var(--paper);border-top:1px solid var(--line);box-shadow:0 -2px 12px #1018280d}.bottom-nav__tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-height:54px;border:0;background:transparent;color:var(--muted)}.bottom-nav__icon{display:inline-flex;align-items:center;justify-content:center}.bottom-nav__label{font-size:.66rem;font-weight:700}.bottom-nav__tab.is-active,.bottom-nav__tab--primary{color:var(--brand)}.bottom-nav__tab--primary 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.eyebrow{color:#6b7280;font-size:.75rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.app-header time{color:var(--muted);font-size:.72rem;text-align:right;white-space:nowrap}.header-actions{grid-area:actions;display:flex;flex-direction:column;align-items:flex-end;justify-content:end;gap:6px;min-width:max-content}.header-meta{display:grid;justify-items:end;gap:2px}.header-meta span{color:#166534;font-size:.7rem;font-weight:900;white-space:nowrap}.header-buttons{display:flex;align-items:center;gap:6px}.logout-button,.settings-button{min-height:32px;border:1px solid rgba(29,27,24,.16);border-radius:8px;padding:0 10px;color:var(--ink);background:#ffffffd6;font-size:.78rem;font-weight:800}.settings-button{display:inline-flex;align-items:center;gap:5px}.back-button{grid-area:back;min-height:36px;display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid rgba(23,23,23,.14);border-radius:999px;padding:0 12px;color:var(--ink);background:#ffffffe6;font-size:.82rem;font-weight:900;box-shadow:none}.app-header--catalog .back-button{width:fit-content;margin-bottom:3px}.login-shell{min-height:100vh;display:grid;place-items:center;padding:18px}.login-card{width:min(420px,100%);display:grid;gap:14px;padding:18px;border:1px solid var(--line);border-radius:8px;background:var(--paper);box-shadow:var(--shadow)}.login-card h1{margin:4px 0 0;font-size:1.65rem;font-weight:700;letter-spacing:-.02em;line-height:1.2}.login-card label{display:grid;gap:5px;color:var(--muted);font-size:.72rem;font-weight:800;text-transform:uppercase}.login-card input{width:100%;min-height:42px;padding:9px 11px;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:#ffffffd1}.eyebrow{display:inline-block;color:var(--muted);font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.bento-grid{display:grid;grid-template-columns:1fr;gap:16px}.bento-card{min-height:16rem;aspect-ratio:1 / 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button:disabled{opacity:.55}.loading-grid{display:grid;gap:10px}.skeleton-card{height:180px;padding:16px;border-radius:8px;background:var(--paper);border:1px solid var(--line)}.skeleton-card span,.skeleton-card strong,.skeleton-card em{display:block;height:14px;margin-bottom:14px;border-radius:8px;background:linear-gradient(90deg,#ede7d7,#faf8ef,#ede7d7);background-size:220% 100%;animation:shimmer 1.4s infinite}.skeleton-card strong{width:70%;height:42px}.skeleton-card em{width:48%}.error-state{display:grid;gap:12px;margin-bottom:12px;padding:14px;border:1px solid rgba(201,50,50,.26);border-radius:8px;color:var(--red);background:var(--red-soft)}.error-state p{margin:0}.error-state button{width:fit-content;display:inline-flex;align-items:center;gap:8px;border:0;border-radius:8px;padding:9px 12px;color:#fff;background:var(--red);font-weight:800}.floating-refresh{position:fixed;right:14px;bottom:14px;width:42px;height:42px;display:grid;place-items:center;border:1px solid rgba(23,23,19,.16);border-radius:8px;color:var(--ink);background:#fffdf7f0;box-shadow:var(--shadow)}@keyframes shimmer{to{background-position:-220% 0}}@media(min-width:720px){.app-shell{padding:30px 22px 54px}.app-header{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"title actions";align-items:end;gap:16px}.app-header--detail{grid-template-columns:auto minmax(0,1fr) auto;grid-template-areas:"back title actions";align-items:center}.app-header--detail .app-title{text-align:center}.app-header--catalog{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:24px}.app-header--catalog .app-title{text-align:left}.header-actions{flex-direction:row;align-items:center;gap:10px}.header-meta{justify-items:end}.app-header time{font-size:.78rem}.seller-form{grid-template-columns:1fr 1fr}.seller-form .submit-button{grid-column:span 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input{padding-right:40px}.password-toggle{position:absolute;top:50%;right:6px;transform:translateY(-50%);display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border:0;border-radius:8px;background:transparent;color:var(--muted);cursor:pointer}.password-toggle:hover{background:var(--surface-2);color:var(--ink)}.report-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.sale-search{padding:2px 14px}.sale-search input{min-height:46px;padding-left:4px}.product-photo--add{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;border:2px dashed var(--brand);background:var(--blue-soft);color:var(--brand);cursor:pointer;font-size:.72rem;font-weight:700}.product-photo--add:disabled{opacity:.6;cursor:progress}