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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: #333;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dark Mode Styles */
body.dark-mode {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    color: #e0e0e0;
}

body.dark-mode .checkout-section,
body.dark-mode .order-summary {
    background: #1a1a1a;
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
}

body.dark-mode .form-group input,
body.dark-mode .form-group select,
body.dark-mode .form-group textarea {
    background: #2a2a2a;
    color: #e0e0e0;
    border-color: #3a3a3a;
}

body.dark-mode .form-group input:focus,
body.dark-mode .form-group select:focus,
body.dark-mode .form-group textarea:focus {
    border-color: #63a4a8;
    background: #2a2a2a;
}

body.dark-mode .plan-option label {
    background: #1a1a1a;
    border-color: #3a3a3a;
}

body.dark-mode .plan-option input[type="radio"]:checked + label {
    background: linear-gradient(135deg, rgba(99,164,168,0.15), rgba(74,138,142,0.15));
    border-color: #63a4a8;
}

body.dark-mode .payment-option label {
    background: #1a1a1a;
    border-color: #3a3a3a;
}

body.dark-mode .payment-option input[type="radio"]:checked + label {
    background: rgba(99,164,168,0.15);
    border-color: #63a4a8;
}

body.dark-mode .section-header h2,
body.dark-mode .order-summary h3,
body.dark-mode .plan-header h3,
body.dark-mode .payment-info h4 {
    color: #e0e0e0;
}

body.dark-mode .modal-content {
    background: #1a1a1a;
    color: #e0e0e0;
}

body.dark-mode .payment-tab {
    background: #2a2a2a;
    color: #e0e0e0;
    border-color: #3a3a3a;
}

body.dark-mode .payment-tab.active {
    background: linear-gradient(135deg, #63a4a8, #4a8a8e);
    color: #fff;
}

body.dark-mode .wallet-number-box {
    background: #2a2a2a;
    border-color: #3a3a3a;
}

body.dark-mode .input-help {
    color: #999;
}

body.dark-mode .input-error {
    color: #ff6b6b;
}

html[lang="ar"] body {
    font-family: 'Tajawal', 'Arial', sans-serif;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.payment-header {
    background: #000000;
    padding: 1.5rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.payment-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: #63a4a8;
    font-size: 1.5rem;
    font-weight: 900;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.secure-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    font-size: 0.9rem;
}

/* Main Content */
.payment-main {
    padding: 3rem 0;
    min-height: calc(100vh - 80px);
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 3rem;
}

/* Checkout Forms */
.checkout-forms {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.checkout-section {
    background: #ffffff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #63a4a8, #4a8a8e);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1.2rem;
}

.section-header h2 {
    font-size: 1.5rem;
    color: #000;
    font-weight: 800;
}

/* Form Styles */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    position: relative;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.8rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #63a4a8;
    box-shadow: 0 0 0 3px rgba(99,164,168,0.1);
}

.form-group textarea {
    resize: vertical;
}

/* Phone Input Validation Styles */
.input-help {
    font-size: 0.75rem;
    color: #666;
    margin-top: 0.3rem;
    display: block;
}

.input-error {
    font-size: 0.75rem;
    color: #ff4444;
    margin-top: 0.3rem;
    display: none;
}

.form-group.error input {
    border-color: #ff4444;
}

.form-group.error .input-error {
    display: block;
}

.form-group.error .input-help {
    display: none;
}

.form-group.success input {
    border-color: #63a4a8;
}

.form-group input:invalid:not(:placeholder-shown) {
    border-color: #ff4444;
}

.form-group input:valid:not(:placeholder-shown) {
    border-color: #63a4a8;
}

/* Plans Selection */
.plans-selection {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.plan-option {
    position: relative;
}

.plan-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.plan-option label {
    display: block;
    padding: 1.5rem;
    border: 3px solid #e0e0e0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
    background: #fff;
    position: relative;
}

.plan-option input[type="radio"]:checked + label {
    border-color: #63a4a8;
    background: linear-gradient(135deg, rgba(99,164,168,0.05), rgba(74,138,142,0.05));
    box-shadow: 0 4px 15px rgba(99,164,168,0.2);
}

.plan-option.featured label {
    border-color: #000;
}

.popular-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: #000;
    color: #fff;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.plan-header {
    margin-bottom: 1rem;
}

.plan-header h3 {
    font-size: 1.3rem;
    color: #000;
    margin-bottom: 0.5rem;
}

.plan-price {
    font-size: 2rem;
    font-weight: 900;
    color: #63a4a8;
}

.plan-price span {
    font-size: 1rem;
    font-weight: 600;
    color: #666;
}

.plan-features {
    list-style: none;
    margin-top: 1rem;
}

.plan-features li {
    padding: 0.5rem 0;
    font-size: 0.9rem;
    color: #666;
}

.plan-features li:before {
    content: "✓ ";
    color: #63a4a8;
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Payment Methods */
.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.payment-option {
    position: relative;
}

.payment-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.payment-option label {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s;
}

.payment-option input[type="radio"]:checked + label {
    border-color: #63a4a8;
    background: rgba(99,164,168,0.05);
}

.payment-icon {
    font-size: 2rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99,164,168,0.1), rgba(74,138,142,0.1));
    border-radius: 50%;
}

.payment-info h4 {
    font-size: 1.1rem;
    color: #000;
    margin-bottom: 0.2rem;
}

.payment-info p {
    font-size: 0.85rem;
    color: #666;
}

/* Checkout Button */
.btn-checkout {
    width: 100%;
    padding: 1.2rem;
    background: linear-gradient(135deg, #63a4a8, #4a8a8e);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 6px 20px rgba(99,164,168,0.4);
}

.btn-checkout:hover {
    background: linear-gradient(135deg, #4a8a8e, #63a4a8);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99,164,168,0.5);
}

/* Order Summary */
.order-summary-wrapper {
    position: relative;
}

.order-summary {
    background: #ffffff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.order-summary.sticky {
    position: sticky;
    top: 2rem;
}

.order-summary h3 {
    font-size: 1.5rem;
    color: #000;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    font-size: 0.95rem;
}

.summary-divider {
    height: 1px;
    background: #e0e0e0;
    margin: 1rem 0;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    font-size: 1.3rem;
    font-weight: 900;
    color: #63a4a8;
}

.summary-features {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 2px solid #e0e0e0;
}

.summary-features h4 {
    font-size: 1rem;
    color: #000;
    margin-bottom: 1rem;
}

.summary-features ul {
    list-style: none;
}

.summary-features li {
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: #666;
}

.trust-badges {
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.badge {
    padding: 0.6rem;
    background: linear-gradient(135deg, rgba(99,164,168,0.1), rgba(74,138,142,0.1));
    border-radius: 8px;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    color: #63a4a8;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: #fff;
    padding: 2.5rem;
    border-radius: 16px;
    max-width: 550px;
    width: 90%;
    position: relative;
    animation: modalSlideIn 0.3s ease;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    max-height: 90vh;
    overflow-y: auto;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
    color: #999;
    transition: color 0.3s;
    line-height: 1;
}

.modal-close:hover {
    color: #000;
}

.modal-content h2 {
    font-size: 1.8rem;
    color: #000;
    margin-bottom: 0.5rem;
    text-align: center;
}

.modal-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

/* Payment Tabs */
.payment-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.payment-tab {
    flex: 1;
    padding: 1rem;
    background: #f8f9fa;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.payment-tab:hover {
    background: #e9ecef;
    border-color: #63a4a8;
}

.payment-tab.active {
    background: linear-gradient(135deg, #63a4a8, #4a8a8e);
    color: #fff;
    border-color: #63a4a8;
    box-shadow: 0 4px 15px rgba(99,164,168,0.3);
}

.payment-tab span {
    font-size: 1.2rem;
}

.tab-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

/* Tab Content */
.payment-tab-content {
    display: none;
}

.payment-tab-content.active {
    display: block;
}

.tab-instruction {
    text-align: center;
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
}

/* Payment Steps */
.payment-steps {
    background: linear-gradient(135deg, rgba(99,164,168,0.05), rgba(74,138,142,0.05));
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.payment-step {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 0.8rem;
    background: #fff;
    border-radius: 8px;
    transition: all 0.3s;
}

.payment-step:last-child {
    margin-bottom: 0;
}

.payment-step:hover {
    transform: translateX(-5px);
    box-shadow: 0 2px 8px rgba(99,164,168,0.15);
}

html[dir="rtl"] .payment-step:hover {
    transform: translateX(5px);
}

.step-number-small {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #63a4a8, #4a8a8e);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1rem;
    flex-shrink: 0;
}

.payment-step p {
    flex: 1;
    margin: 0;
    line-height: 1.6;
    font-size: 0.95rem;
    color: #333;
    padding-top: 0.3rem;
}

/* QR Code */
.qr-code {
    display: flex;
    justify-content: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.qr-image {
    width: 250px;
    height: 250px;
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* Wallet Section */
.wallet-info {
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.wallet-number-display {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.wallet-label {
    font-weight: 600;
    color: #333;
    font-size: 0.95rem;
}

.wallet-number-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background: #fff;
    border: 2px solid #63a4a8;
    border-radius: 10px;
    gap: 1rem;
}

.wallet-number {
    font-size: 1.4rem;
    color: #63a4a8;
    font-family: 'Courier New', monospace;
    letter-spacing: 1px;
}

.copy-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: linear-gradient(135deg, #63a4a8, #4a8a8e);
    color: #fff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
    font-size: 0.9rem;
}

.copy-btn:hover {
    background: linear-gradient(135deg, #4a8a8e, #63a4a8);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99,164,168,0.4);
}

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

.copy-btn svg {
    width: 18px;
    height: 18px;
}

.copy-btn.copied {
    background: linear-gradient(135deg, #4caf50, #45a049);
}

.copy-btn.copied .copy-text::after {
    content: " ✓";
}

.payment-instructions {
    text-align: center;
    padding: 1rem;
    background: rgba(99,164,168,0.1);
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.payment-instructions p {
    margin-bottom: 0.5rem;
    color: #666;
}

.payment-instructions strong {
    color: #63a4a8;
    font-size: 1.4rem;
    display: block;
}

.btn-primary {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #63a4a8, #4a8a8e);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4a8a8e, #63a4a8);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99,164,168,0.4);
}

/* WhatsApp Button */
.btn-whatsapp {
    width: 100%;
    padding: 1.2rem 1.5rem;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    box-shadow: 0 6px 20px rgba(37,211,102,0.4);
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #128C7E, #25D366);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37,211,102,0.5);
}

.btn-whatsapp:active {
    transform: translateY(-1px);
}

.btn-whatsapp svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* Dark Mode Modal Styles */
body.dark-mode .modal-close:hover {
    color: #fff;
}

body.dark-mode .tab-instruction,
body.dark-mode .modal-subtitle,
body.dark-mode .payment-instructions p {
    color: #999;
}

body.dark-mode .wallet-label {
    color: #e0e0e0;
}

body.dark-mode .qr-code,
body.dark-mode .wallet-info {
    background: linear-gradient(135deg, #2a2a2a, #1a1a1a);
}

body.dark-mode .payment-instructions {
    background: rgba(99,164,168,0.2);
}

body.dark-mode .payment-steps {
    background: linear-gradient(135deg, rgba(99,164,168,0.1), rgba(74,138,142,0.1));
}

body.dark-mode .payment-step {
    background: #2a2a2a;
}

body.dark-mode .payment-step p {
    color: #e0e0e0;
}

/* Responsive */
@media (max-width: 968px) {
    .checkout-grid {
        grid-template-columns: 1fr;
    }
    
    .order-summary.sticky {
        position: static;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .plans-selection {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }
    
    .checkout-section {
        padding: 1.5rem;
    }
    
    .order-summary {
        padding: 1.5rem;
    }
}