:root{color-scheme:light;--app-brand-color: #2481cc;--app-bg-color: #ffffff;--app-text-color: #1c1c1e;--app-hint-color: #8e8e93;--app-link-color: var(--app-brand-color);--app-button-color: var(--app-brand-color);--app-button-text-color: #ffffff;--app-secondary-bg-color: #f2f4f7;--color-success: #31a24c;--color-warning: #ef5350;--color-border: #e5e7eb}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica Neue,sans-serif;background-color:var(--app-bg-color);color:var(--app-text-color);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior:none}#root{display:flex;flex-direction:column}button{font-family:inherit;font-size:16px;border:none;border-radius:8px;padding:12px 16px;cursor:pointer;transition:opacity .2s;touch-action:manipulation}button:active{opacity:.7}button:disabled{opacity:.5;cursor:not-allowed}input,textarea{font-family:inherit;font-size:16px;padding:12px;border:1.5px solid var(--app-brand-color);border-radius:8px;background-color:#fff;color:#1c1c1e}input::placeholder,textarea::placeholder{color:#8e8e93}input:focus,textarea:focus{outline:none;box-shadow:0 0 0 3px color-mix(in srgb,var(--app-brand-color) 30%,transparent)}.primary-btn{background-color:var(--app-button-color);color:var(--app-button-text-color);font-weight:600;width:100%;min-height:44px;font-size:16px}.secondary-btn{--app-text-color: #ffffff;--app-hint-color: rgba(255, 255, 255, .78);background-color:var(--app-brand-color);color:#fff;border:none;border-radius:10px;width:100%;min-height:44px}.small-btn{padding:8px 12px;font-size:14px;min-height:auto}.danger-btn{background-color:var(--color-warning);color:var(--app-button-text-color)}.success-state{color:var(--color-success)}.warning-state{color:var(--color-warning)}.spinner{display:inline-block;width:20px;height:20px;border:3px solid var(--color-border);border-top-color:var(--app-button-color);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.container{flex:1;display:flex;flex-direction:column;width:100%;height:100%;overflow:auto}.screen{flex:1;display:flex;flex-direction:column;width:100%;height:100%;overflow-y:auto;-webkit-overflow-scrolling:touch}.screen-content{flex:1;padding:16px;display:flex;flex-direction:column}.screen-footer{flex-shrink:0;padding:16px;border-top:1px solid var(--color-border);display:flex;gap:8px;flex-direction:column}.section{margin-bottom:24px}.section-title{font-size:14px;font-weight:600;color:var(--app-hint-color);text-transform:uppercase;margin-bottom:12px;padding:0 16px}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:8px;font-weight:500;font-size:14px}.form-input{width:100%}.card{--app-text-color: #ffffff;--app-hint-color: rgba(255, 255, 255, .78);--app-button-color: #ffffff;--app-button-text-color: var(--app-brand-color);--app-secondary-bg-color: rgba(255, 255, 255, .16);--color-border: rgba(255, 255, 255, .28);background-color:var(--app-brand-color);color:var(--app-text-color);border-radius:12px;padding:16px;margin-bottom:12px;border:none}.card.card-plain{--app-text-color: #1c1c1e;--app-hint-color: #8e8e93;--app-button-color: var(--app-brand-color);--app-button-text-color: #ffffff;--app-secondary-bg-color: #f2f4f7;--color-border: #e5e7eb}.card-title{font-weight:600;margin-bottom:4px}.card-subtitle{font-size:14px;color:var(--app-hint-color)}.center{text-align:center}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}.tabs{display:flex;gap:6px;padding:8px 12px;flex-shrink:0;position:sticky;top:0;z-index:1;background-color:var(--app-bg-color);overflow-x:auto;-webkit-overflow-scrolling:touch}.tab-btn{flex:0 0 auto;padding:8px 14px;border-radius:18px;border:none;background-color:color-mix(in srgb,var(--app-brand-color) 12%,white);color:var(--app-brand-color);font-weight:500;cursor:pointer;white-space:nowrap}.tab-btn.active{background-color:var(--app-brand-color);color:#fff}.empty-state{text-align:center;padding:40px 16px;color:var(--app-hint-color)}.empty-state-title{font-weight:600;font-size:18px;margin-bottom:8px;color:var(--app-text-color)}.badge{display:inline-block;padding:4px 8px;border-radius:4px;font-size:12px;font-weight:600}.badge-success{background-color:#31a24c33;color:var(--color-success)}.badge-warning{background-color:#ef535033;color:var(--color-warning)}.badge-neutral{background-color:var(--app-secondary-bg-color);color:var(--app-text-color)}.coupon-code{font-family:Courier New,monospace;font-size:32px;font-weight:700;letter-spacing:2px;word-break:break-all;padding:16px;background-color:var(--app-brand-color);color:#fff;border-radius:12px;border:none;text-align:center;margin:16px 0;user-select:all;-webkit-user-select:all}.qr-container{text-align:center;padding:16px;background-color:#fff;border-radius:8px;margin:16px 0}.result-card{padding:20px;border-radius:8px;text-align:center;margin-bottom:16px}.result-card.success{background-color:#31a24c1a;border:2px solid var(--color-success)}.result-card.error{background-color:#ef53501a;border:2px solid var(--color-warning)}.result-icon{font-size:48px;margin-bottom:12px}.result-title{font-weight:600;font-size:20px;margin-bottom:8px}.result-message{font-size:14px;color:var(--app-hint-color)}@media (max-width: 360px){.screen-content{padding:12px}.coupon-code{font-size:24px;padding:12px}.grid-2{grid-template-columns:1fr}}@media (min-width: 768px){.screen-content{max-width:500px;margin:0 auto}.card{margin-left:16px;margin-right:16px}}.muted{font-size:12px;color:var(--app-hint-color)}.data-table{width:100%;border-collapse:separate;border-spacing:0;font-size:13px;border-radius:10px;overflow:hidden;border:1px solid color-mix(in srgb,var(--app-brand-color) 25%,white)}.data-table th{background-color:var(--app-brand-color);color:#fff;font-weight:600;text-align:right;padding:8px 6px}.data-table td{padding:8px 6px;text-align:right;vertical-align:top;border-top:1px solid var(--color-border);font-variant-numeric:tabular-nums}.data-table th:first-child,.data-table td:first-child{text-align:left}.chips{display:flex;gap:6px;overflow-x:auto;margin-bottom:12px;-webkit-overflow-scrolling:touch}.chip{flex:0 0 auto;padding:6px 12px;border-radius:16px;border:none;font-size:13px;background-color:color-mix(in srgb,var(--app-brand-color) 12%,white);color:var(--app-brand-color);white-space:nowrap}.chip.active{background-color:var(--app-brand-color);color:#fff}select.form-input{font-family:inherit;font-size:15px;padding:10px 12px;border:1.5px solid var(--app-brand-color);border-radius:8px;background-color:#fff;color:#1c1c1e}.card .badge{background-color:#fff;font-weight:600}.card .badge-neutral{color:var(--app-brand-color)}.lang-switch{display:inline-flex;gap:4px}.lang-btn{padding:4px 8px;min-height:0;border:none;border-radius:12px;font-size:12px;font-weight:600;background-color:color-mix(in srgb,var(--app-brand-color) 12%,white);color:var(--app-brand-color)}.lang-btn.active{background-color:var(--app-brand-color);color:#fff}