/* =====================================================
   کارت به کارت هوشمند - Frontend Styles
   Ultra modern, attractive & RTL-ready
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800&display=swap');

.kbk-payment-panel {
    font-family: 'Vazirmatn', Tahoma, sans-serif;
    direction: rtl;
    max-width: 720px;
    margin: 30px auto;
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.12), 0 0 0 1px rgba(15, 23, 42, 0.04);
    overflow: hidden;
    position: relative;
}

.kbk-payment-panel * {
    box-sizing: border-box;
}

/* Header */
.kbk-panel-header {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0ea5e9 100%);
    padding: 28px 32px;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.kbk-panel-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.3) 0%, transparent 70%);
    border-radius: 50%;
}

.kbk-header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.kbk-logo-area {
    display: flex;
    align-items: center;
    gap: 14px;
}

.kbk-icon {
    font-size: 42px;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.kbk-logo-area h2 {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.kbk-logo-area p {
    margin: 4px 0 0;
    opacity: 0.85;
    font-size: 0.9rem;
}

.kbk-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.2);
}

.kbk-status-badge.pending { background: rgba(251, 191, 36, 0.25); }
.kbk-status-badge.uploaded { background: rgba(56, 189, 248, 0.3); }
.kbk-status-badge.approved { background: rgba(34, 197, 94, 0.3); }
.kbk-status-badge.rejected { background: rgba(239, 68, 68, 0.3); }

/* Progress */
.kbk-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px 24px 16px;
    gap: 0;
}

.kbk-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    opacity: 0.4;
    transition: all 0.3s ease;
}

.kbk-step.active {
    opacity: 1;
}

.kbk-step.done .kbk-step-circle {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.kbk-step-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e2e8f0;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.kbk-step.active .kbk-step-circle {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    color: #fff;
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.4);
}

.kbk-step span {
    font-size: 0.75rem;
    font-weight: 500;
    color: #475569;
    white-space: nowrap;
}

.kbk-step-line {
    width: 60px;
    height: 3px;
    background: #e2e8f0;
    margin: 0 8px;
    margin-bottom: 24px;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.kbk-step-line.done {
    background: linear-gradient(90deg, #10b981, #059669);
}

/* Amount Box */
.kbk-amount-box {
    margin: 8px 24px 24px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.kbk-amount-box::after {
    content: '';
    position: absolute;
    bottom: -30px;
    left: -30px;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.25) 0%, transparent 70%);
    border-radius: 50%;
}

.kbk-amount-label {
    display: block;
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 8px;
}

.kbk-amount-value {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    direction: ltr;
    display: inline-block;
}

.kbk-amount-value .woocommerce-Price-amount {
    color: #38bdf8 !important;
}

.kbk-timer {
    margin-top: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(251, 191, 36, 0.15);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

.kbk-timer strong {
    color: #fbbf24;
    font-variant-numeric: tabular-nums;
}

/* Instructions */
.kbk-instructions {
    margin: 0 24px 24px;
    background: #f1f5f9;
    border-radius: 14px;
    padding: 18px 20px;
    border-right: 4px solid #0ea5e9;
}

.kbk-instructions h3 {
    margin: 0 0 10px;
    font-size: 1rem;
    color: #0f172a;
}

.kbk-instructions-content {
    font-size: 0.9rem;
    color: #475569;
    line-height: 1.8;
}

.kbk-instructions-content p {
    margin: 0 0 6px;
}

/* Cards Grid */
.kbk-cards-section {
    margin: 0 24px 28px;
}

.kbk-cards-section h3 {
    margin: 0 0 16px;
    font-size: 1.05rem;
    color: #0f172a;
}

.kbk-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}

.kbk-card-item {
    background: linear-gradient(145deg, #1e293b 0%, #0f172a 100%);
    border-radius: 16px;
    padding: 20px;
    color: #fff;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    border: 1px solid rgba(255,255,255,0.08);
}

.kbk-card-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.3);
}

.kbk-card-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0ea5e9, #8b5cf6, #ec4899);
}

.kbk-card-bank {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 12px;
}

.kbk-card-number-display {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
}

.kbk-card-digits {
    font-family: 'Courier New', monospace;
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    direction: ltr;
    text-align: left;
}

.kbk-copy-btn {
    background: rgba(255,255,255,0.12);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.kbk-copy-btn:hover {
    background: rgba(14, 165, 233, 0.4);
    transform: scale(1.05);
}

.kbk-copy-btn.copied {
    background: #10b981;
}

.kbk-card-owner {
    font-size: 0.85rem;
    opacity: 0.75;
    margin-bottom: 12px;
}

.kbk-qr-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.kbk-qr {
    width: 100px;
    height: 100px;
    border-radius: 10px;
    background: #fff;
    padding: 6px;
}

.kbk-qr-hint {
    font-size: 0.75rem;
    opacity: 0.7;
}

/* Upload Section */
.kbk-upload-section {
    margin: 0 24px 28px;
}

.kbk-upload-section h3 {
    margin: 0 0 14px;
    font-size: 1.05rem;
    color: #0f172a;
}

.kbk-upload-area {
    border: 2px dashed #cbd5e1;
    border-radius: 16px;
    padding: 36px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s ease;
    background: #f8fafc;
    position: relative;
}

.kbk-upload-area:hover,
.kbk-upload-area.dragover {
    border-color: #0ea5e9;
    background: #f0f9ff;
}

.kbk-upload-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.kbk-upload-placeholder p {
    margin: 0 0 6px;
    font-weight: 600;
    color: #334155;
}

.kbk-upload-hint {
    font-size: 0.8rem;
    color: #94a3b8;
}

.kbk-upload-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.kbk-upload-preview img {
    max-width: 200px;
    max-height: 160px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.kbk-preview-info {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
}

.kbk-remove-file {
    background: #fee2e2;
    color: #dc2626;
    border: none;
    padding: 4px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
}

.kbk-upload-btn {
    display: block;
    width: 100%;
    margin-top: 16px;
    padding: 16px 24px;
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    color: #fff;
    border: none;
    border-radius: 14px;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 8px 24px rgba(14, 165, 233, 0.35);
}

.kbk-upload-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(14, 165, 233, 0.45);
}

.kbk-upload-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.kbk-upload-message {
    margin-top: 14px;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 0.9rem;
    display: none;
}

.kbk-upload-message.success {
    display: block;
    background: #dcfce7;
    color: #166534;
    border: 1px solid #86efac;
}

.kbk-upload-message.error {
    display: block;
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

/* Result Section */
.kbk-result-section {
    margin: 0 24px 28px;
}

.kbk-receipt-preview {
    text-align: center;
    margin-bottom: 20px;
}

.kbk-receipt-preview h3 {
    margin: 0 0 14px;
    font-size: 1rem;
}

.kbk-receipt-img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.kbk-download-receipt {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: #f1f5f9;
    border-radius: 10px;
    color: #0f172a;
    text-decoration: none;
    font-weight: 600;
}

.kbk-success-box,
.kbk-waiting-box {
    text-align: center;
    padding: 32px 24px;
    border-radius: 16px;
}

.kbk-success-box {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    border: 1px solid #a7f3d0;
}

.kbk-waiting-box {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 1px solid #bae6fd;
}

.kbk-success-icon,
.kbk-waiting-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.kbk-success-box h3,
.kbk-waiting-box h3 {
    margin: 0 0 8px;
    font-size: 1.2rem;
}

.kbk-success-box p,
.kbk-waiting-box p {
    margin: 0;
    color: #475569;
    font-size: 0.95rem;
}

/* Footer */
.kbk-panel-footer {
    padding: 20px 24px;
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
    text-align: center;
}

.kbk-panel-footer p {
    margin: 0 0 8px;
    font-size: 0.8rem;
    color: #94a3b8;
}

.kbk-tracking-link {
    color: #0ea5e9;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
}

.kbk-tracking-link:hover {
    text-decoration: underline;
}

/* Tracking Page */
.kbk-tracking-page {
    font-family: 'Vazirmatn', Tahoma, sans-serif;
    direction: rtl;
    min-height: 60vh;
    padding: 60px 20px;
    background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
}

.kbk-tracking-container {
    max-width: 480px;
    margin: 0 auto;
    background: #fff;
    border-radius: 20px;
    padding: 40px 32px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.1);
}

.kbk-tracking-header {
    text-align: center;
    margin-bottom: 32px;
}

.kbk-tracking-header h1 {
    margin: 0 0 10px;
    font-size: 1.5rem;
    color: #0f172a;
}

.kbk-tracking-header p {
    margin: 0;
    color: #64748b;
    font-size: 0.95rem;
}

.kbk-form-row {
    margin-bottom: 18px;
}

.kbk-form-row label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    color: #334155;
}

.kbk-form-row input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s;
}

.kbk-form-row input:focus {
    outline: none;
    border-color: #0ea5e9;
}

.kbk-track-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    margin-top: 8px;
}

.kbk-tracking-result {
    margin-top: 24px;
    padding: 20px;
    border-radius: 12px;
    background: #f8fafc;
}

.kbk-track-success h3 {
    margin: 0 0 10px;
}

.kbk-track-status {
    display: inline-block;
    padding: 6px 14px;
    background: #e0f2fe;
    color: #0369a1;
    border-radius: 20px;
    font-weight: 600;
    margin-bottom: 10px;
}

.kbk-track-error {
    color: #dc2626;
    text-align: center;
}

/* Responsive */
@media (max-width: 600px) {
    .kbk-payment-panel {
        margin: 16px 10px;
        border-radius: 18px;
    }

    .kbk-panel-header {
        padding: 22px 18px;
    }

    .kbk-logo-area h2 {
        font-size: 1.15rem;
    }

    .kbk-amount-value {
        font-size: 1.6rem;
    }

    .kbk-progress {
        padding: 20px 12px 12px;
    }

    .kbk-step-line {
        width: 30px;
    }

    .kbk-step span {
        font-size: 0.65rem;
    }

    .kbk-cards-section,
    .kbk-upload-section,
    .kbk-instructions,
    .kbk-amount-box,
    .kbk-result-section {
        margin-left: 16px;
        margin-right: 16px;
    }
}