:root {
    --primary-color: #4F46E5;
    --primary-hover: #4338CA;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --bg-color: #F9FAFB;
    --card-bg: #FFFFFF;
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-primary);
    min-height: 100vh;
    padding: 20px;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 32px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.logo-icon {
    font-size: 48px;
}

.header h1 {
    color: white;
    font-size: 32px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 18px;
    font-weight: 500;
}

/* Cards */
.rates-card,
.calculator-card,
.info-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-lg);
}

/* Rates Card */
.rates-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.rates-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.refresh-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.refresh-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

.refresh-btn:active {
    transform: translateY(0);
}

.refresh-icon {
    font-size: 16px;
    display: inline-block;
    transition: transform 0.3s;
}

.refresh-btn:hover .refresh-icon {
    transform: rotate(180deg);
}

.rates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.rate-item {
    padding: 16px;
    background: var(--bg-color);
    border-radius: var(--radius-md);
    text-align: center;
}

.rate-item.highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.rate-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.rate-item.highlight .rate-label {
    color: rgba(255, 255, 255, 0.9);
}

.rate-value.rate-error {
    color: #ef4444;
    font-weight: 800;
}

.rate-info-pending {
    color: #94a3b8;
    font-style: italic;
    font-weight: 400;
}

.calculate-btn:disabled {
    background: #94a3b8;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.rate-item.highlight .rate-value {
    color: white;
}

.rates-updated {
    text-align: center;
    font-size: 13px;
    color: var(--text-secondary);
}

/* Scenario Grid */
.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 15px;
}

.scenario-btn {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    padding: 12px 8px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    flex-direction: row; /* Изменил на ряд для компактности */
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    gap: 10px;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    min-height: 60px; /* Сильно уменьшил высоту */
}

.scenario-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.scenario-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.2);
}

.scenario-icon {
    font-size: 20px; /* Уменьшил иконку */
    margin-bottom: 0;
}

.scenario-content {
    display: flex;
    flex-direction: column;
}

.scenario-title {
    font-size: 14px; /* Уменьшил шрифт */
    font-weight: 700;
    margin-bottom: 0;
}

.scenario-desc {
    font-size: 11px; /* Уменьшил описание */
    opacity: 0.8;
    line-height: 1;
}

/* Более компактные карточки */
.rates-card,
.calculator-card,
.info-card {
    padding: 16px; /* Уменьшил отступы с 24px */
    margin-bottom: 12px;
}

.calculator-settings {
    padding: 10px;
    margin-top: 15px;
    margin-bottom: 15px;
}

/* Calculator Form */
.input-section {
    margin-bottom: 24px;
}

.input-label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.input-wrapper {
    position: relative;
    margin-bottom: 16px;
}

.amount-input {
    width: 100%;
    padding: 16px 48px 16px 16px;
    font-size: 24px;
    font-weight: 600;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    outline: none;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.amount-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.input-currency {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    font-weight: 600;
    color: var(--text-secondary);
    pointer-events: none;
}

.quick-amounts {
    display: flex;
    gap: 8px;
}

.calculate-action {
    margin: 20px 0;
    text-align: center;
}

.calculate-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 4px 6px rgba(16, 185, 129, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.calculate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(16, 185, 129, 0.3);
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

.calculate-btn:active {
    transform: translateY(0);
}

.quick-btn {
    flex: 1;
    padding: 10px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.quick-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Results */
.results-section {
    border-top: 2px solid var(--border-color);
    padding-top: 24px;
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-main {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 32px;
    border-radius: var(--radius-md);
    text-align: center;
    color: white;
    margin-bottom: 20px;
}

.result-label {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 8px;
    font-weight: 500;
}

.result-value {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -1px;
}

.result-rate {
    font-size: 18px;
    opacity: 0.95;
}

/* Details */
.details-section {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.details-header {
    padding: 16px;
    background: var(--bg-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    user-select: none;
    transition: background 0.2s;
}

.details-header:hover {
    background: #F3F4F6;
}

.toggle-icon {
    transition: transform 0.3s;
}

.toggle-icon.rotated {
    transform: rotate(180deg);
}

.details-content {
    padding: 16px;
    display: none;
}

.details-content.open {
    display: block;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-row.highlight {
    background: #FEF3C7;
    margin: 0 -16px;
    padding: 12px 16px;
    border-bottom: none;
}

.detail-label {
    color: var(--text-secondary);
    font-size: 14px;
}

.detail-value {
    font-weight: 600;
    font-size: 14px;
}

/* Info Card */
.info-header {
    padding: 16px;
    background: var(--bg-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    border-radius: var(--radius-md);
    user-select: none;
    transition: background 0.2s;
}

.info-header:hover {
    background: #F3F4F6;
}

.info-content {
    padding: 20px 0 0 0;
    display: none;
}

.info-content.open {
    display: block;
}

.info-grid {
    display: grid;
    gap: 16px;
    margin-bottom: 16px;
}

.info-level {
    padding: 16px;
    background: var(--bg-color);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
}

.info-level-title {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.info-level-detail {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.info-note {
    padding: 16px;
    background: #EFF6FF;
    border-radius: var(--radius-md);
    font-size: 14px;
    color: #1E40AF;
}

/* Footer */
.footer {
    text-align: center;
    padding: 32px 0;
    color: rgba(255, 255, 255, 0.9);
}

.footer-small {
    font-size: 13px;
    opacity: 0.8;
    margin-top: 8px;
}

/* Mobile Responsive */
@media (max-width: 640px) {
    body {
        padding: 12px;
    }

    .header h1 {
        font-size: 24px;
    }

    .subtitle {
        font-size: 16px;
    }

    .rates-card,
    .calculator-card,
    .info-card {
        padding: 16px;
    }

    .rates-grid {
        grid-template-columns: 1fr;
    }

    .scenarios-grid {
        grid-template-columns: 1fr;
    }

    .result-value {
        font-size: 36px;
    }

    .amount-input {
        font-size: 20px;
        padding: 14px 40px 14px 14px;
    }

    .input-currency {
        font-size: 20px;
    }
}

/* Custom Rate Top (Broker) */
.custom-rate-top {
    margin-bottom: 20px;
    animation: slideDown 0.3s ease;
}

.custom-rate-card {
    background: #fff;
    border: 3px solid #4F46E5;
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-lg);
}

.custom-rate-card .input-label {
    color: #4F46E5;
    font-size: 16px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.custom-rate-card .amount-input {
    border-color: #4F46E5;
    color: #4F46E5;
    text-align: center;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading .refresh-icon {
    animation: spin 1s linear infinite;
}

/* Method Switcher (Doverka / Broker) */
.method-switcher {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.method-btn {
    flex: 1;
    padding: 16px 24px;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.method-btn:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.method-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Custom Rate Section (для Broker) */
.custom-rate-section {
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    margin-bottom: 20px;
}

.custom-rate-section .input-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

/* Commission Level Section */
.commission-level-section {
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    margin-bottom: 20px;
}

.commission-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 12px;
}

/* Настройки внутри карты */
.calculator-settings {
    background: #f8faff;
    border-radius: 12px;
    padding: 15px;
    margin-bottom: 20px;
    border: 1px solid #eef2ff;
}

.profit-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-top: 10px;
}

.commission-btn {
    padding: 10px 5px;
    border: 1px solid #e2e8f0;
    background: white;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    color: #64748b;
    text-align: center;
}

.commission-btn:hover {
    border-color: #6366f1;
    color: #6366f1;
}

.commission-btn.active {
    background: #6366f1 !important;
    border-color: #6366f1 !important;
    color: white !important;
    box-shadow: 0 4px 6px -1px rgba(99, 102, 241, 0.2);
}

.calculate-btn {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 20px;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.calculate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(79, 70, 229, 0.4);
    background: linear-gradient(135deg, #4f46e5 0%, #4338ca 100%);
}

.calculate-btn:active {
    transform: translateY(0);
}

/* Direction Switcher (целевая/вносимая) */
.direction-switcher {
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    margin-bottom: 20px;
}

.direction-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 12px;
}

.direction-btn {
    padding: 14px 20px;
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.direction-btn:hover {
    border-color: var(--primary-color);
    background: rgba(79, 70, 229, 0.05);
    transform: translateY(-1px);
}

.direction-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Commission Level Selector */
.commission-level-selector {
    background: var(--card-bg);
    padding: 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
}

.commission-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 12px;
}

.commission-btn {
    padding: 12px 16px;
    background: var(--bg-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.commission-btn:hover {
    border-color: var(--primary-color);
    background: rgba(79, 70, 229, 0.05);
}

.commission-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Детальные разделы */
.detail-section {
    margin-bottom: 20px;
    padding: 15px;
    background: var(--bg-color);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.detail-section h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.detail-section .detail-row {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.detail-section .detail-row:last-child {
    border-bottom: none;
}

.detail-value.highlight {
    color: var(--primary-color);
    font-weight: 600;
}

.detail-value.highlight-final {
    color: var(--success-color);
    font-weight: 700;
    font-size: 15px;
}

/* Улучшаем отображение деталей */
.details-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.details-content.open {
    max-height: 2000px;
}

/* Настройки партнера */
.partner-settings {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-md);
    margin-bottom: 20px;
}

.partner-toggle {
    margin-bottom: 15px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-text {
    user-select: none;
}

.partner-percent-wrapper {
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.input-wrapper.small {
    max-width: 200px;
}

/* Стили для секции прибыльности */
.profitability-section {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border: 2px solid var(--success-color);
}

.profitability-section h4 {
    color: var(--success-color);
}

.profit-value {
    color: var(--success-color);
    font-weight: 700;
    font-size: 16px;
}

.partner-row {
    background: rgba(79, 70, 229, 0.05);
    margin: 8px -15px;
    padding: 8px 15px !important;
    border-radius: var(--radius-sm);
}

.partner-payout {
    color: var(--warning-color);
    font-weight: 600;
}


/* Индикатор уровня комиссий */
.commission-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    font-weight: 600;
    border: 2px solid;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.commission-indicator.level-high {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-color: #f59e0b;
    color: #92400e;
}

.commission-indicator.level-medium {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-color: #3b82f6;
    color: #1e40af;
}

.commission-indicator.level-low {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    border-color: #10b981;
    color: #065f46;
}

.indicator-icon {
    font-size: 24px;
}

.indicator-content {
    flex: 1;
}

.indicator-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 2px;
}

.indicator-subtitle {
    font-size: 13px;
    opacity: 0.8;
    font-weight: 500;
}

/* Полная таблица */
.full-table {
    background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
}

.full-table .detail-row {
    padding: 10px 0;
    font-size: 14px;
}

.full-table .detail-label {
    font-weight: 500;
    color: var(--text-secondary);
}