:root{--orange-50: #fff7ed;--orange-100: #ffedd5;--orange-200: #fed7aa;--orange-300: #fdba74;--orange-400: #fb923c;--orange-500: #f97316;--orange-600: #ea580c;--orange-700: #c2410c;--white: #ffffff;--gray-50: #fafafa;--gray-100: #f5f5f5;--gray-200: #e5e5e5;--gray-300: #d4d4d4;--gray-400: #a3a3a3;--gray-500: #737373;--gray-600: #525252;--gray-700: #404040;--gray-800: #262626;--bg: var(--white);--bg-card: var(--gray-50);--bg-input: var(--white);--text: var(--gray-800);--text-secondary: var(--gray-500);--text-muted: var(--gray-400);--border: var(--gray-200);--accent: var(--orange-500);--accent-light: var(--orange-100);--accent-dark: var(--orange-600);--radius: 10px;--radius-sm: 6px;--radius-full: 9999px;--transition: .2s ease;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overflow-x:hidden}::selection{background:var(--orange-200);color:var(--gray-800)}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.app{max-width:480px;margin:0 auto;padding:12px 16px 24px;min-height:100dvh}.header{display:flex;align-items:center;gap:10px;margin-bottom:12px;padding:8px 0}.header__icon{width:34px;height:34px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0}.header__title{font-size:1.2rem;font-weight:800;color:var(--gray-800);letter-spacing:-.02em}.header__subtitle{display:none}.section-title{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);margin-bottom:8px}.calc-panel{background:var(--bg-card);border:1.5px solid var(--border);border-radius:var(--radius);padding:12px;margin-bottom:12px;animation:fadeIn .25s ease}.calc-panel__form{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-bottom:10px}.form-group{display:flex;flex-direction:column;gap:2px}.form-group__label{font-size:.55rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-secondary)}.form-group__input{background:var(--bg-input);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:8px;font-size:.85rem;font-weight:600;color:var(--text);font-family:inherit;outline:none;transition:var(--transition);width:100%}.form-group__input:focus{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-light)}.form-group__input::placeholder{color:var(--text-muted);font-weight:400}.result-box{background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius);padding:12px;text-align:center;margin-bottom:10px;animation:fadeIn .2s ease}.result-breakdown{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;margin-top:8px;padding-top:8px;border-top:1px solid var(--border)}.result-breakdown__item{text-align:center}.result-breakdown__label{font-size:.5rem;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted)}.result-breakdown__value{font-size:.75rem;font-weight:700;color:var(--text)}.submit-btn{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:12px;border:none;border-radius:var(--radius);font-size:.85rem;font-weight:700;font-family:inherit;color:var(--white);background:var(--accent);cursor:pointer;transition:var(--transition);-webkit-tap-highlight-color:transparent}.submit-btn:active{transform:scale(.98);background:var(--accent-dark)}.submit-btn:disabled{opacity:.4;cursor:not-allowed;transform:none}.history{margin-top:4px}.history__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.history__title{font-size:.85rem;font-weight:700;display:flex;align-items:center;gap:6px}.history__count{font-size:.6rem;background:var(--accent-light);color:var(--accent-dark);padding:1px 8px;border-radius:var(--radius-full);font-weight:700}.history__clear{background:none;border:1px solid var(--border);color:var(--text-secondary);font-size:.65rem;font-weight:600;padding:4px 10px;border-radius:var(--radius-full);cursor:pointer;font-family:inherit;transition:var(--transition)}.history__clear:active{background:#fee2e2;border-color:#fca5a5;color:#dc2626}.price-cell{font-weight:800;font-size:.85rem;color:var(--accent)!important}.delete-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:1rem;padding:2px 4px;border-radius:var(--radius-sm);transition:var(--transition);line-height:1}.delete-btn:active{color:#dc2626;background:#fee2e2}.empty-state{text-align:center;padding:24px 16px}.empty-state__icon{font-size:2rem;margin-bottom:6px;opacity:.3}.empty-state__text{color:var(--text-muted);font-size:.75rem}.toast{position:fixed;bottom:16px;left:16px;right:16px;max-width:480px;margin:0 auto;background:var(--accent);color:var(--white);padding:10px 16px;border-radius:var(--radius);font-size:.8rem;font-weight:700;animation:fadeIn .2s ease;z-index:100;text-align:center;box-shadow:0 4px 12px #f973164d}@media (min-width: 600px){.app{padding:20px 24px 32px;max-width:560px}.calc-panel__form{grid-template-columns:repeat(4,1fr)}.header__subtitle{display:block;font-size:.75rem;color:var(--text-secondary)}.header{flex-direction:column;text-align:center;gap:4px}}.latest-rate{background:linear-gradient(135deg,#fff7ed,#fff);border:1px solid var(--orange-200);border-radius:14px;padding:14px 16px;margin:0 0 14px}.latest-rate__topline{display:flex;justify-content:space-between;align-items:center;gap:8px}.latest-rate__label{color:var(--orange-700);font-size:.66rem;font-weight:800;letter-spacing:.09em}.sync-status{color:var(--gray-500);font-size:.65rem;font-weight:600}.sync-status--online{color:#15803d}.latest-rate__detail{color:var(--gray-500);font-size:.75rem;margin-top:6px}.latest-rate__price{color:var(--orange-700);font-size:2rem;font-weight:900;line-height:1.15;margin-top:2px}.app{padding:6px 8px 14px}.section-title{margin:0 0 5px}.calc-panel{padding:8px;margin-bottom:8px}.calc-panel__form{gap:5px;margin-bottom:7px}.form-group__input{padding:6px 5px}.result-box{padding:8px;margin-bottom:7px}.result-breakdown{margin-top:0;padding-top:0;border-top:none;gap:2px}.result-breakdown__value{font-size:.68rem}.submit-btn{padding:9px}.latest-rate{padding:8px 10px;margin-bottom:8px;border-radius:10px}.latest-rate__price{font-size:1.65rem}.latest-rate__detail{margin-top:3px}.history__header{margin-bottom:5px}.empty-state{padding:14px 10px}@media (min-width: 600px){.app{padding:8px 12px 16px;max-width:760px}.lookup-inputs{grid-template-columns:repeat(5,minmax(0,140px))}}.form-group__unit{font-weight:500;text-transform:none;color:var(--text-muted)}.section-title+.chips,.calc-panel__form+.section-title{margin-top:2px}.chips{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:8px}.chip{background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius-full);padding:5px 10px;font:inherit;font-size:.75rem;font-weight:700;color:var(--text);cursor:pointer;transition:var(--transition);-webkit-tap-highlight-color:transparent}.chip--active{background:var(--accent);border-color:var(--accent);color:var(--white)}.note-input{margin-bottom:7px}.rates-note{font-size:.7rem;color:var(--text-secondary);margin:-2px 0 7px}.rates-note strong{color:var(--accent-dark)}.lookup-inputs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px;margin-bottom:8px}.latest-rate__prices{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:4px 12px}.latest-rate__packs{display:flex;gap:14px}.latest-rate__stack{display:flex;flex-direction:column;align-items:flex-end}.latest-rate__stack-label{color:var(--gray-500);font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em}.latest-rate__stack-price{color:var(--gray-700);font-size:1.2rem;font-weight:800;line-height:1.2}.rate-table-wrap{background:var(--white);border:1.5px solid var(--border);border-radius:var(--radius);overflow-x:auto;-webkit-overflow-scrolling:touch}.rate-table{width:100%;border-collapse:collapse;font-size:.78rem;font-variant-numeric:tabular-nums}.rate-table th,.rate-table td{padding:6px 7px;border-bottom:1px solid var(--gray-100);white-space:nowrap;text-align:right}.rate-table thead th{background:var(--gray-100);font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary)}.rate-table th:first-child{text-align:left}.rate-table tbody th{font-weight:700}.rate-table tbody tr:last-child th,.rate-table tbody tr:last-child td{border-bottom:none}.rate-table__sub{display:block;font-size:.55rem;font-weight:500;color:var(--text-muted)}.rate-table__cell{cursor:pointer}.rate-table__cell--active{background:var(--accent-light);color:var(--accent-dark);font-weight:800}.rate-table__note{font-size:.6rem;color:var(--text-muted);margin-top:5px}.history__list{display:flex;flex-direction:column;gap:5px}.history-entry{background:var(--bg-card);border:1.5px solid var(--border);border-radius:var(--radius)}.history-entry__row{display:flex;align-items:center;gap:8px;padding:8px 10px;cursor:pointer}.history-entry__main{flex:1;min-width:0}.history-entry__date{font-size:.7rem;font-weight:700}.history-entry__inputs{font-size:.65rem;color:var(--text-secondary)}.history-entry__note{font-size:.65rem;color:var(--accent-dark);margin-top:1px}.history-entry__price{display:flex;flex-direction:column;align-items:flex-end}.history-entry__size{font-size:.6rem;color:var(--text-muted)}.history-entry__toggle{color:var(--text-muted);font-size:.8rem}.history-entry__detail{padding:0 10px 10px}.history-entry__actions{display:flex;justify-content:flex-end;gap:6px;margin-top:6px}.history__clear--danger{color:#dc2626;border-color:#fca5a5}.history-entry__export{flex-shrink:0;color:var(--accent-dark);border-color:var(--orange-200)}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;padding:16px;z-index:200;animation:fadeIn .15s ease}.modal__card{background:var(--white);border-radius:14px;width:100%;max-width:480px;max-height:calc(100dvh - 32px);overflow-y:auto;padding:14px;box-shadow:0 12px 40px #0003}.modal__header{display:flex;justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:10px}.modal__title{font-size:.95rem;font-weight:800}.modal__subtitle{font-size:.65rem;color:var(--text-secondary);margin-top:2px}.modal__body{display:flex;flex-direction:column;gap:10px;margin-bottom:12px}.modal__row{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);gap:8px}.modal__hint{font-size:.62rem;color:var(--text-muted);margin-top:2px}.modal__textarea{resize:vertical;font-weight:500}.modal .chips{margin-bottom:0;margin-top:2px}.rates-header{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:5px}.rates-header .section-title{margin:0}.switch{display:inline-flex;align-items:center;gap:6px;cursor:pointer;-webkit-tap-highlight-color:transparent;flex-shrink:0}.switch input{position:absolute;opacity:0;width:1px;height:1px}.switch__track{position:relative;width:32px;height:18px;border-radius:var(--radius-full);background:var(--gray-300);transition:var(--transition)}.switch__thumb{position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:var(--white);box-shadow:0 1px 2px #0003;transition:var(--transition)}.switch input:checked+.switch__track{background:var(--accent)}.switch input:checked+.switch__track .switch__thumb{transform:translate(14px)}.switch input:focus-visible+.switch__track{box-shadow:0 0 0 2px var(--accent-light)}.switch__label{font-size:.7rem;font-weight:700;color:var(--text)}.shell{display:flex;flex-direction:column;min-height:100dvh}.sidebar{position:sticky;top:0;z-index:50;display:flex;gap:4px;overflow-x:auto;padding:6px 8px;background:var(--white);border-bottom:1px solid var(--border)}.sidebar__brand{display:none}.sidebar__link{display:flex;align-items:center;gap:6px;padding:7px 10px;border-radius:var(--radius-sm);font-size:.78rem;font-weight:700;color:var(--text-secondary);text-decoration:none;white-space:nowrap;transition:var(--transition)}.sidebar__link--active{background:var(--accent-light);color:var(--accent-dark)}.shell__main{flex:1;min-width:0}@media (min-width: 900px){.shell{flex-direction:row}.sidebar{flex-direction:column;width:210px;height:100dvh;flex-shrink:0;padding:14px 10px;border-bottom:none;border-right:1px solid var(--border);overflow:visible}.sidebar__brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1rem;margin:0 4px 12px}.sidebar__brand .header__icon{width:28px;height:28px;font-size:.9rem}}.data-table{width:100%;border-collapse:collapse;font-size:.75rem}.data-table th,.data-table td{padding:6px 8px;border-bottom:1px solid var(--gray-100);white-space:nowrap;text-align:left}.data-table thead th{background:var(--gray-100);font-size:.6rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary)}.data-table tbody tr:last-child td{border-bottom:none}.data-table__actions{display:flex;align-items:center;gap:4px}.form-error{color:#dc2626;font-size:.7rem;margin:-2px 0 7px}.stock-ok{color:#15803d}.stock-out{color:var(--text-muted)}select.form-group__input{-webkit-appearance:auto;-moz-appearance:auto;appearance:auto}