*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font, "Inter", system-ui, sans-serif);background-color:var(--bg);background-image:radial-gradient(circle at 1px 1px,var(--bg-pattern) 1px,transparent 0);background-size:28px 28px;color:var(--text);min-height:100dvh;-webkit-font-smoothing:antialiased;transition:background-color .3s,color .3s}h1,h2,h3,h4{line-height:1.2}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:3px}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{opacity:.4}.app-header{position:sticky;top:0;z-index:100;background:linear-gradient(135deg,var(--header-from),var(--header-to));padding:0}.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:640px;margin:0 auto;padding:0 16px;height:58px}.header-brand{display:flex;align-items:center;gap:10px}.brand-icon{font-size:1.5rem;line-height:1}.brand-title{font-size:1.2rem;font-weight:900;color:var(--header-text);letter-spacing:-.4px}.brand-sub{font-size:.65rem;font-weight:600;color:var(--header-sub);letter-spacing:.5px;text-transform:uppercase;margin-top:1px}.header-actions{display:flex;align-items:center;gap:4px}.header-wave{display:block;width:100%;height:20px;background:linear-gradient(135deg,var(--header-from),var(--header-to));clip-path:ellipse(55% 100% at 50% 0%);margin-top:-1px}.icon-btn{background:#ffffff26;border:1.5px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);cursor:pointer;color:#fff;width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .15s,transform .1s;-webkit-tap-highlight-color:transparent;flex-shrink:0}.icon-btn:hover{background:#ffffff40}.icon-btn:active{transform:scale(.92)}.drawer-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay);z-index:200;opacity:0;pointer-events:none;transition:opacity .25s ease;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.drawer-overlay.open{opacity:1;pointer-events:all}.drawer{position:fixed;top:0;right:0;width:min(340px,94vw);height:100dvh;background:var(--drawer-bg);z-index:300;display:flex;flex-direction:column;transform:translate(100%);transition:transform .28s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-lg)}.drawer.open{transform:translate(0)}.drawer-header{display:flex;align-items:center;justify-content:space-between;padding:18px 20px 16px;border-bottom:var(--card-border);flex-shrink:0;background:linear-gradient(135deg,var(--header-from),var(--header-to))}.drawer-title{font-size:1rem;font-weight:800;color:#fff}.drawer-close-btn{background:#fff3;border:1px solid rgba(255,255,255,.3);cursor:pointer;color:#fff;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .15s;-webkit-tap-highlight-color:transparent}.drawer-close-btn:hover{background:#ffffff4d}.drawer-body{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:24px;-webkit-overflow-scrolling:touch}.config-section{display:flex;flex-direction:column;gap:12px}.config-section-title{font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:1px;color:var(--config-section-color)}.config-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.config-field{display:flex;flex-direction:column;gap:5px}.config-field label{font-size:.76rem;font-weight:600;color:var(--text-2)}.toggle-group{display:flex;gap:8px}.toggle-btn{flex:1;padding:10px;border:2px solid var(--border-2);border-radius:var(--radius-sm);background:var(--surface-2);color:var(--text-2);font-size:.85rem;font-weight:700;font-family:inherit;cursor:pointer;transition:all .15s;-webkit-tap-highlight-color:transparent}.toggle-btn.active{background:var(--toggle-active-bg);color:var(--toggle-active-text);border-color:transparent;box-shadow:var(--btn-shadow)}.toggle-btn:hover:not(.active){border-color:var(--primary);color:var(--primary)}.config-hint{font-size:.74rem;color:var(--text-muted);line-height:1.4}.drawer-footer{padding:16px 20px 20px;border-top:var(--card-border);flex-shrink:0}.btn-danger-outline{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border:2px solid var(--danger);border-radius:var(--radius-md);background:none;color:var(--danger);font-size:.9rem;font-weight:700;font-family:inherit;cursor:pointer;transition:background .15s;-webkit-tap-highlight-color:transparent}.btn-danger-outline:hover{background:var(--danger-lt)}.field-input,.cfg-input{width:100%;padding:10px 12px;border:2px solid var(--input-border);border-radius:var(--radius-sm);font-size:.92rem;font-family:inherit;font-weight:600;color:var(--text);background:var(--input-bg);transition:border .15s,box-shadow .15s;-webkit-appearance:none;outline:none}.field-input:focus,.cfg-input:focus{border-color:var(--input-focus);box-shadow:var(--input-focus-shadow)}.field-input::placeholder,.cfg-input::placeholder{color:var(--text-placeholder);font-weight:400}.field-input{text-align:center}.main-content{max-width:640px;margin:0 auto;padding:20px 16px 80px;display:flex;flex-direction:column;gap:16px}.card{background:var(--surface);border-radius:var(--radius-lg);border:var(--card-border);box-shadow:var(--card-shadow);overflow:hidden;transition:border-color .2s,box-shadow .2s}.card-header{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;cursor:pointer;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;background:var(--card-header-bg);transition:background .15s}.card-header:active{background:var(--surface-3)}.card-header-label{display:flex;align-items:center;gap:10px;font-weight:800;font-size:.98rem;color:var(--text)}.card-icon{font-size:1.2rem}.chevron{color:var(--text-muted);transition:transform .25s cubic-bezier(.4,0,.2,1)}.chevron.collapsed{transform:rotate(180deg)}.card-body{padding:6px 18px 20px;animation:fadeIn .2s ease}.card-body.collapsed{display:none}.section-desc{font-size:.81rem;color:var(--text-2);margin-bottom:14px;line-height:1.5}.dim-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-bottom:14px}.input-group{display:flex;flex-direction:column;gap:5px}.input-group label{font-size:.76rem;font-weight:700;color:var(--text-2);display:flex;align-items:center;gap:4px}.result-row{display:flex;gap:10px}.result-chip{flex:1;background:var(--surface-2);border:var(--card-border);border-radius:var(--radius-md);padding:12px 14px;display:flex;flex-direction:column;gap:4px;transition:background .2s}.result-chip.highlight{background:var(--primary-lt);border-color:var(--border-2)}.result-label{font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted)}.result-chip.highlight .result-label{color:var(--primary)}.result-value{font-size:1.05rem;font-weight:800;color:var(--text)}.result-chip.highlight .result-value{color:var(--primary)}#products-list{display:flex;flex-direction:column;gap:14px;margin-bottom:14px}.product-card{border:var(--card-border);border-radius:var(--radius-md);background:var(--surface);overflow:hidden;transition:border-color .2s,box-shadow .2s;animation:slideInUp .2s ease}.product-card:focus-within{border-color:var(--primary);box-shadow:var(--shadow-md)}.product-card-header{display:flex;align-items:center;padding:12px 14px;gap:10px;border-bottom:var(--card-border);background:var(--card-header-bg)}.product-name-input{flex:1;border:none;background:none;font-size:.95rem;font-weight:700;color:var(--text);font-family:inherit;outline:none;min-width:0}.product-name-input::placeholder{color:var(--text-placeholder);font-weight:500}.btn-remove-product{background:none;border:none;cursor:pointer;color:var(--text-muted);width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background .15s,color .15s;-webkit-tap-highlight-color:transparent;flex-shrink:0}.btn-remove-product:hover{background:var(--danger-lt);color:var(--danger)}.product-card-body{padding:14px;display:flex;flex-direction:column;gap:12px}.cost-row{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:end}.currency-btn{background:var(--surface-2);border:2px solid var(--border-2);border-radius:var(--radius-sm);padding:0 14px;font-size:.85rem;font-weight:800;color:var(--primary);cursor:pointer;font-family:inherit;height:42px;white-space:nowrap;transition:all .15s;-webkit-tap-highlight-color:transparent}.currency-btn:hover{background:var(--primary-lt);border-color:var(--primary)}.shipping-row{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:end}.mode-btn{background:var(--surface-2);border:2px solid var(--border);border-radius:var(--radius-sm);padding:0 12px;font-size:.78rem;font-weight:800;color:var(--text-2);cursor:pointer;font-family:inherit;height:42px;white-space:nowrap;transition:all .15s;-webkit-tap-highlight-color:transparent;display:flex;align-items:center;gap:5px}.mode-btn.auto{background:var(--accent-lt);border-color:var(--accent);color:var(--accent)}.breakdown{background:var(--surface-2);border:var(--card-border);border-radius:var(--radius-sm);overflow:hidden}.breakdown-row{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;font-size:.81rem}.breakdown-row:not(:last-child){border-bottom:1px solid var(--border)}.b-label{color:var(--text-2);font-weight:500}.b-value{font-weight:700;color:var(--text)}.breakdown-row.total-row{background:var(--result-total-bg);padding:11px 12px}.breakdown-row.total-row .b-label{font-weight:800;color:var(--result-total-text);font-size:.84rem}.breakdown-row.total-row .b-value{font-weight:900;font-size:1rem;color:var(--result-total-text)}.breakdown-row.ves-row{background:var(--result-ves-bg)}.breakdown-row.ves-row .b-label{color:var(--success);font-weight:700}.breakdown-row.ves-row .b-value{color:var(--result-ves-text);font-weight:800;font-size:.88rem}.breakdown-empty{padding:14px 12px;font-size:.82rem;color:var(--text-muted);text-align:center}.btn-add{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px;border:2.5px dashed var(--border-2);border-radius:var(--radius-md);background:none;color:var(--text-2);font-size:.92rem;font-weight:700;font-family:inherit;cursor:pointer;transition:all .15s;-webkit-tap-highlight-color:transparent}.btn-add:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-lt)}.btn-add:active{transform:scale(.98)}.empty-state{text-align:center;padding:30px 20px;display:flex;flex-direction:column;align-items:center;gap:10px}.empty-state .empty-emoji{font-size:3rem}.empty-state h3{font-size:1rem;font-weight:800;color:var(--text)}.empty-state p{font-size:.83rem;color:var(--text-2);line-height:1.5}.theme-sheet-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay);z-index:200;opacity:0;pointer-events:none;transition:opacity .2s;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.theme-sheet-overlay.open{opacity:1;pointer-events:all}.theme-sheet{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;z-index:300;padding:0 0 env(safe-area-inset-bottom);transform:translateY(100%);transition:transform .28s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-lg);max-height:65dvh}.theme-sheet.open{transform:translateY(0)}.theme-sheet-handle{width:40px;height:4px;background:var(--border-2);border-radius:2px;margin:14px auto 0}.theme-sheet-title{font-size:.9rem;font-weight:800;color:var(--text);padding:14px 20px 12px;text-align:center}.theme-list{padding:0 16px 24px;display:flex;flex-direction:column;gap:10px}.theme-option{display:flex;align-items:center;gap:14px;padding:14px 16px;border:2px solid var(--border);border-radius:var(--radius-md);background:var(--surface-2);cursor:pointer;transition:all .15s;-webkit-tap-highlight-color:transparent}.theme-option.active{border-color:var(--primary);background:var(--primary-lt);box-shadow:var(--shadow-sm)}.theme-option:hover:not(.active){border-color:var(--border-2)}.theme-swatches{display:flex;gap:5px}.theme-swatch{width:20px;height:20px;border-radius:50%;border:2px solid rgba(255,255,255,.6);box-shadow:0 1px 3px #0003}.theme-info{flex:1}.theme-name{font-size:.92rem;font-weight:800;color:var(--text)}.theme-desc{font-size:.75rem;color:var(--text-2);font-weight:500}.theme-check{color:var(--primary);font-size:1.1rem}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay);z-index:400;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity .2s;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal-overlay.open{opacity:1;pointer-events:all}.modal-box{background:var(--surface);border-radius:var(--radius-lg);padding:28px 24px 24px;max-width:340px;width:100%;text-align:center;box-shadow:var(--shadow-lg);border:var(--card-border);transform:scale(.9) translateY(10px);transition:transform .22s cubic-bezier(.34,1.56,.64,1)}.modal-overlay.open .modal-box{transform:scale(1) translateY(0)}.modal-icon{font-size:2.5rem;margin-bottom:12px}.modal-title{font-size:1.1rem;font-weight:900;margin-bottom:8px;color:var(--text)}.modal-desc{font-size:.85rem;color:var(--text-2);line-height:1.5;margin-bottom:22px}.modal-actions{display:flex;gap:10px}.btn-secondary{flex:1;padding:12px;border:2px solid var(--border-2);border-radius:var(--radius-md);background:none;color:var(--text-2);font-size:.9rem;font-weight:700;font-family:inherit;cursor:pointer;transition:background .15s}.btn-secondary:hover{background:var(--surface-2)}.btn-danger{flex:1;padding:12px;border:none;border-radius:var(--radius-md);background:var(--danger);color:#fff;font-size:.9rem;font-weight:700;font-family:inherit;cursor:pointer;transition:background .15s,transform .1s}.btn-danger:hover{background:#dc2626}.btn-danger:active{transform:scale(.97)}[data-theme=kawaii] .card{box-shadow:0 4px 20px #ec48991f,0 1px 4px #ec489914}[data-theme=kawaii] .btn-add{border-style:dashed}[data-theme=kawaii] .brand-title{text-shadow:0 1px 8px rgba(255,255,255,.3)}[data-theme=kawaii] .product-card:focus-within{box-shadow:0 4px 24px #ec489933}.btn-primary{display:flex;align-items:center;justify-content:center;gap:8px;padding:13px 20px;background:var(--btn-grad);color:var(--btn-text);border:none;border-radius:var(--radius-xl);font-size:.92rem;font-weight:800;font-family:inherit;cursor:pointer;box-shadow:var(--btn-shadow);transition:transform .15s,box-shadow .15s;-webkit-tap-highlight-color:transparent;width:100%}.btn-primary:hover{transform:translateY(-1px)}.btn-primary:active{transform:scale(.97);box-shadow:none}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes pop{0%{transform:scale(1)}50%{transform:scale(1.06)}to{transform:scale(1)}}@media (min-width: 640px){.main-content{padding:28px 24px 80px}.dim-grid{gap:12px}}