:root {
    --primary-color: #000;
    --secondary-color: #000;
    --accent-color: #000;
    --success-color: #000;
    --error-color: #000;
    --text-color: #2c3e50;
    --light-bg: #fff;
    --border-radius: 0;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --gradient-primary: linear-gradient(135deg, #000, #000);
    --gradient-secondary: linear-gradient(135deg, #000, #000);
}

body {
    background-color: var(--light-bg);
    color: var(--text-color);
    font-family: 'Inter', 'Segoe UI', sans-serif;
    overflow-x: hidden;
}

.page-header {
    background: var(--gradient-primary);
    color: white;
    padding: 3.5rem 0;
    margin-bottom: 3rem;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    box-shadow: var(--box-shadow);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0) 100%);
    z-index: 1;
}

.page-header .container {
    position: relative;
    z-index: 2;
}

.payment-method-tabs {
    margin-bottom: 2.5rem;
}

.payment-method-tab {
    padding: 2rem;
    background: white;
    border: 1px solid rgba(26, 35, 126, 0.1);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.payment-method-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.payment-method-tab.active {
    border-color: transparent;
    color: white;
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.payment-method-tab.active::before {
    opacity: 1;
}

.payment-method-tab.active h4 {
    color: white;
}

.payment-method-tab.active p {
    color: rgba(255, 255, 255, 0.9);
}

.payment-method-tab:hover:not(.active) {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
    border-color: var(--accent-color);
}

.payment-method-tab i {
    font-size: 2rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.payment-method-tab h4 {
    position: relative;
    z-index: 1;
    margin-bottom: 0.5rem;
}

.payment-method-tab p {
    position: relative;
    z-index: 1;
    margin-bottom: 0;
    opacity: 0.9;
}

.form-container {
    border-radius: var(--border-radius);
    padding: 2.5rem;
    margin-bottom: 2rem;
    transition: transform 0.3s ease;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-label {
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-control {
    border: 1px solid rgba(26, 35, 126, 0.2);
    border-radius: 8px;
    padding: 0.8rem 1rem;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.form-control:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(57, 73, 171, 0.1);
}

.pricing-box {
    background: white;
    border-radius: var(--border-radius);
    padding: 2.5rem;
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid rgba(26, 35, 126, 0.1);
}

.btn-primary {
    background: var(--gradient-primary);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    transition: opacity 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(26, 35, 126, 0.2);
}

.btn-primary:hover::before {
    opacity: 0;
}

.btn-success {
    background: linear-gradient(135deg, #28a745, #20c997);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    width: 100%;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
    color: white;
}

.btn-success::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    transition: opacity 0.3s ease;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(40, 167, 69, 0.2);
    background: linear-gradient(135deg, #20c997, #28a745);
}

.btn-success:hover::before {
    opacity: 0;
}

.btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.alert {
    border-radius: var(--border-radius);
    padding: 1.2rem;
    margin-bottom: 2rem;
    border: none;
    box-shadow: var(--box-shadow);
}

.alert-success {
    background: linear-gradient(135deg, #43a047, #66bb6a);
    color: white;
}

.alert-danger {
    background: linear-gradient(135deg, #d32f2f, #ef5350);
    color: white;
}

.iti {
    width: 100%;
}

.order-summary {
    background: var(--light-bg);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.order-summary h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(26, 35, 126, 0.1);
}

.summary-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.summary-total {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid rgba(26, 35, 126, 0.1);
}

.bank-details {
    background: var(--light-bg) !important;
    border-radius: var(--border-radius);
    padding: 1.5rem;
}

.input-group-text {
    background: white;
    border: 1px solid rgba(26, 35, 126, 0.2);
    color: var(--primary-color);
}

.copy-btn {
    border: 1px solid rgba(26, 35, 126, 0.2);
    color: var(--primary-color);
    transition: all 0.3s ease;
}

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

.alert-warning {
    background: linear-gradient(135deg, #ffa000, #ffb300);
    color: white;
    border: none;
}

@media (max-width: 768px) {
    .form-container {
        padding: 1.5rem;
        margin: 0 -15px;
        border-radius: 0;
    }

    .pricing-box {
        position: relative;
        top: 0;
        margin: 0 -15px;
        border-radius: 0;
        padding: 1.5rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: 0.8rem 1.5rem;
        font-size: 0.95rem;
    }

    .page-header {
        padding: 2rem 0;
        margin-bottom: 1.5rem;
    }

    .payment-method-options .row {
        margin: 0 -5px;
    }

    .payment-method-options .col-md-6 {
        padding: 0 5px;
    }

    .payment-method-option .btn {
        padding: 0.8rem;
        font-size: 0.9rem;
    }

    .bank-details {
        padding: 1rem !important;
    }

    .input-group-text,
    .form-control {
        font-size: 0.9rem;
    }

    .premium-summary-total {
        padding: 1.25rem;
    }

    .premium-price,
    .premium-discount-price {
        font-size: 1.5rem;
    }

    .premium-original-price {
        font-size: 0.9rem;
    }

    .alert {
        padding: 1rem;
        margin-bottom: 1rem;
    }

    .form-label {
        font-size: 0.95rem;
        margin-bottom: 0.5rem;
    }

    .form-group {
        margin-bottom: 1.2rem;
    }

    .bank-account-info .row {
        margin: 0 -8px;
    }

    .bank-account-info .col-12 {
        padding: 0 8px;
    }

    .currency-selector .btn-group {
        flex-wrap: wrap;
    }

    .currency-selector .btn {
        flex: 1 1 auto;
        min-width: 80px;
        font-size: 0.85rem;
        padding: 0.5rem;
    }

    .receipt-upload .input-group {
        flex-direction: column;
    }

    .receipt-upload .input-group .form-control {
        border-radius: 8px 8px 0 0 !important;
        margin-bottom: 0.5rem;
    }

    .receipt-upload .input-group .btn {
        border-radius: 0 0 8px 8px !important;
        width: 100%;
    }

    .premium-summary-item {
        padding: 0.5rem;
    }

    .premium-total-label {
        font-size: 1rem;
    }

    .discount-badge .badge {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }

    .package-courses {
        margin-top: 1rem;
    }

    .course-item {
        padding: 0.5rem 0;
        font-size: 0.9rem;
    }

    .no-content {
        padding: 0.75rem;
        font-size: 0.9rem;
    }

    .mobile-menu {
        display: block !important;
    }

    .desktop-menu {
        display: none !important;
    }
}

@media (max-width: 576px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }

    .form-container,
    .pricing-box {
        margin: 0 -15px;
        border-radius: 0;
    }

    .btn-primary,
    .btn-secondary {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }

    .premium-summary-total {
        padding: 1rem;
    }

    .premium-price,
    .premium-discount-price {
        font-size: 1.3rem;
    }

    .form-label {
        font-size: 0.9rem;
    }

    .input-group-text,
    .form-control {
        font-size: 0.85rem;
    }

    .alert {
        padding: 0.8rem;
    }

    .bank-details {
        padding: 0.8rem !important;
    }

    .currency-selector .btn {
        min-width: 70px;
        font-size: 0.8rem;
        padding: 0.4rem;
    }
}

/* Premium Mobile Optimizations */
@media (max-width: 768px) {
    .premium-summary {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .premium-accordion .accordion-button {
        font-size: 1.1rem;
        padding: 1rem 0;
    }

    .premium-package-info {
        padding: 1.2rem;
    }

    .premium-package-name {
        font-size: 1.1rem;
    }

    .premium-course-item {
        padding: 0.6rem 0;
        font-size: 0.9rem;
    }

    .premium-no-content {
        padding: 0.8rem;
        font-size: 0.9rem;
    }

    .premium-summary-total {
        margin-top: 1rem;
    }

    .premium-total-label {
        font-size: 0.95rem;
    }

    .premium-price-container {
        margin-top: 0.3rem;
    }

    .premium-original-price {
        font-size: 0.85rem;
    }

    .premium-discount-price {
        font-size: 1.4rem;
    }

    .discount-badge {
        margin-bottom: 0.3rem;
    }

    .discount-badge .badge {
        font-size: 0.75rem;
        padding: 0.3rem 0.5rem;
    }
}

/* Touch Device Optimizations */
@media (hover: none) {

    .btn-primary:hover,
    .btn-secondary:hover {
        transform: none;
    }

    .payment-method-tab:hover:not(.active) {
        transform: none;
    }

    .premium-summary-total:hover {
        transform: none;
    }

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

    .form-control:focus {
        box-shadow: none;
    }
}

/* High Contrast Mode Support */
@media (forced-colors: active) {

    .btn-primary,
    .btn-secondary {
        border: 2px solid currentColor;
    }

    .form-control {
        border: 2px solid currentColor;
    }

    .alert {
        border: 2px solid currentColor;
    }
}

/* Reduced Motion Preferences */
@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        animation: none !important;
    }
}

.payment-method-content {
    display: none;
}

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

.btn-loading .loading-spinner {
    display: inline-block;
}

.loading-spinner {
    display: none;
    margin-left: 8px;
}

.package-content {
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    margin: 10px 0;
}

.summary-label {
    font-weight: 600;
    color: #2c3e50;
    display: block;
    margin-bottom: 10px;
}

.course-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.course-item {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.course-item:last-child {
    border-bottom: none;
}

.course-link {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.course-link:hover {
    color: #2980b9;
    text-decoration: underline;
}

.no-content {
    padding: 10px;
    background: #fff;
    border-radius: 4px;
    display: flex;
    align-items: center;
}

/* Premium Accordion Tasarımı */
.premium-summary {
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ef 100%);
    border-radius: 18px;
    box-shadow: 0 4px 24px rgba(44, 62, 80, 0.08);
    padding: 32px 28px;
    margin-bottom: 32px;
    border: 1px solid #e3e8ee;
}

.premium-summary .label {
    font-size: 1.1rem;
    color: #6c757d;
    font-weight: 500;
    margin-bottom: 8px;
    display: block;
}

.premium-accordion .accordion-button {
    font-size: 1.25rem;
    color: #1a202c;
    background: none;
    border: none;
    font-weight: 700;
    transition: color 0.2s;
}

.premium-accordion .accordion-button:not(.collapsed) {
    color: #0070f3;
    background: none;
}

.package-title {
    letter-spacing: 0.5px;
}

.package-courses {
    margin-top: 18px;
}

.course-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.course-item {
    display: flex;
    align-items: center;
    padding: 10px 0;
    font-size: 1.08rem;
    border-bottom: 1px solid #f0f4f8;
    transition: background 0.2s;
}

.course-item:last-child {
    border-bottom: none;
}

.course-item i {
    font-size: 1.1rem;
    margin-right: 10px;
}

.no-content {
    color: #b0b8c1;
    font-size: 1rem;
    padding: 16px 0;
    text-align: center;
}

/* Ferah ve sade tasarım */
.airy-summary {
    background: #fff;
    border-radius: 18px;
    box-shadow: 0 2px 16px rgba(44, 62, 80, 0.06);
    padding: 32px 28px;
    margin-bottom: 32px;
    border: 1px solid #f3f6fa;
}

.airy-summary .label {
    font-size: 1.1rem;
    color: #8a99a8;
    font-weight: 500;
    margin-bottom: 12px;
    display: block;
    letter-spacing: 0.2px;
}

.airy-accordion .accordion-button {
    font-size: 1.2rem;
    color: #222;
    background: none;
    border: none;
    font-weight: 600;
    padding: 16px 0;
    transition: color 0.2s;
    border-radius: 12px;
}

.airy-accordion .accordion-button:not(.collapsed) {
    color: #0070f3;
    background: #f7fafd;
}

.package-title {
    letter-spacing: 0.5px;
}

.package-courses {
    margin-top: 18px;
}

.course-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.course-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    font-size: 1.05rem;
    border-bottom: 1px solid #f3f6fa;
    transition: background 0.2s;
}

.course-item:last-child {
    border-bottom: none;
}

.course-item i {
    font-size: 1.1rem;
    margin-right: 10px;
}

.no-content {
    color: #b0b8c1;
    font-size: 1rem;
    padding: 16px 0;
    text-align: center;
    background: #f8fafc;
    border-radius: 8px;
}

/* Premium Order Summary Styles */
.premium-title {
    font-size: 1.5rem;
    color: #1a237e;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(26, 35, 126, 0.1);
    font-weight: 600;
}

.premium-package-info {
    background: linear-gradient(135deg, #f8fafc 0%, #e0e7ef 100%);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(26, 35, 126, 0.1);
}

.premium-label {
    display: block;
    font-size: 0.9rem;
    color: #6c757d;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.premium-package-name {
    font-size: 1.2rem;
    color: #1a237e;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all 0.3s ease;
}

.premium-package-name:hover {
    color: #3949ab;
}

.premium-icon {
    font-size: 0.9rem;
    transition: transform 0.3s ease;
}

.premium-package-courses {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(26, 35, 126, 0.1);
}

.premium-course-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.premium-course-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 0;
    font-size: 0.95rem;
    color: #2c3e50;
    border-bottom: 1px solid rgba(26, 35, 126, 0.05);
}

.premium-course-item:last-child {
    border-bottom: none;
}

.premium-course-item i {
    color: #43a047;
    margin-right: 0.75rem;
}

.premium-no-content {
    text-align: center;
    padding: 1rem;
    background: rgba(26, 35, 126, 0.03);
    border-radius: 8px;
    color: #6c757d;
}

.premium-summary-total {
    background: #10B981;
    border-radius: 16px;
    padding: 1.75rem;
    color: white;
    box-shadow: 0 8px 24px rgba(26, 35, 126, 0.15);
    position: relative;
    overflow: hidden;
}

.premium-total-label {
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    opacity: 0.9;
    color: #fff;
}

.premium-price-container {
    margin-top: 0.5rem;
}

.discount-badge {
    font-size: 0.9rem;
    align-self: flex-start;
}

.discount-badge .badge {
    padding: 0.5rem 0.75rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.premium-original-price {
    font-size: 1rem;
    opacity: 0.7;
    margin-bottom: 0.25rem;
}

.premium-discount-price {
    font-size: 1.8rem;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: 0.5px;
}

.premium-price {
    font-size: 1.8rem;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    letter-spacing: 0.5px;
}

/* Hover efekti */
.premium-summary-total:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(26, 35, 126, 0.2);
    transition: all 0.3s ease;
}

.mobile-menu {
    display: none !important;
}

/* Floating Input Styles */
.floating-input {
    position: relative;
    margin-bottom: 1rem;
}

.floating-input .form-control,
.floating-input .form-select {
    height: 60px;
    padding: 1rem 0.75rem 0.5rem 0.75rem;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    background-color: #fff;
    transition: all 0.3s ease;
    font-size: 16px;
}

.floating-input .form-control:focus,
.floating-input .form-select:focus {
    border-color: #10B981;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    outline: none;
}

.floating-label {
    position: absolute;
    top: 20px;
    left: 12px;
    font-size: 16px;
    color: #6c757d;
    pointer-events: none;
    transition: all 0.3s ease;
    background-color: #fff;
    padding: 0 4px;
    z-index: 1;
}

.floating-input .form-control:focus~.floating-label,
.floating-input .form-control:not(:placeholder-shown)~.floating-label,
.floating-input .form-select:focus~.floating-label,
.floating-input .form-select:not([value=""])~.floating-label {
    top: 8px;
    font-size: 12px;
    color: #10B981;
    font-weight: 500;
}

.floating-input .form-control:focus~.floating-label,
.floating-input .form-select:focus~.floating-label {
    color: #10B981;
}

/* Icon styling in labels */
.floating-label i {
    margin-right: 4px;
    font-size: 14px;
}

/* Error state */
.floating-input .form-control.is-invalid,
.floating-input .form-select.is-invalid {
    border-color: #dc3545;
}

.floating-input .form-control.is-invalid~.floating-label,
.floating-input .form-select.is-invalid~.floating-label {
    color: #dc3545;
}

/* Success state */
.floating-input .form-control.is-valid,
.floating-input .form-select.is-valid {
    border-color: #28a745;
}

.floating-input .form-control.is-valid~.floating-label,
.floating-input .form-select.is-valid~.floating-label {
    color: #28a745;
}

/* Disabled state */
.floating-input .form-control:disabled,
.floating-input .form-select:disabled {
    background-color: #e9ecef;
    opacity: 0.65;
}

/* Responsive adjustments */
@media (max-width: 768px) {

    .floating-input .form-control,
    .floating-input .form-select {
        height: 56px;
        font-size: 16px;
        /* Prevents zoom on iOS */
    }

    .floating-label {
        font-size: 16px;
    }

    .floating-input .form-control:focus~.floating-label,
    .floating-input .form-control:not(:placeholder-shown)~.floating-label,
    .floating-input .form-select:focus~.floating-label,
    .floating-input .form-select:not([value=""])~.floating-label {
        font-size: 12px;
    }
}

.step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 110px;
    opacity: 0.6;
    transition: opacity 0.3s, color 0.3s;
}

.step-indicator.active {
    opacity: 1;
    color: var(--primary-color);
    font-weight: bold;
}

.step-number {
    background: var(--gradient-primary);
    color: #fff;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 6px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(26, 35, 126, 0.08);
}

.step-label {
    font-size: 1rem;
    text-align: center;
}

.step-separator {
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #1a237e 60%, #3949ab 100%);
    border-radius: 2px;
    margin: 0 8px;
    opacity: 0.3;
}

/* Loading Spinner */
.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading .btn-text {
    opacity: 0;
}

.btn-loading .loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: inline-block;
}

/* Auto-save indicator */
.auto-save-indicator {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--success-color);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.auto-save-indicator.show {
    opacity: 1;
    transform: translateY(0);
}

/* Keyboard navigation focus styles */
.form-control:focus,
.form-select:focus,
.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Skip to main content link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1001;
}

.skip-link:focus {
    top: 6px;
}

.payment-method-card {
    display: block;
    background: #fafbfc;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 0.2rem;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-shadow: none;
    font-size: 1rem;
}

.btn-check:checked+.payment-method-card {
    border-color: #0d6efd;
    box-shadow: 0 2px 12px rgba(13, 110, 253, 0.07);
    background: #f0f6ff;
}

.payment-method-card:hover {
    border-color: #0d6efd;
}

.badge-security {
    background: #f3f6fa;
    color: #333;
    border-radius: 8px;
    font-size: 0.92rem;
    padding: 0.4em 0.8em;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.2em;
    border: 1px solid #e0e0e0;
}

@media (max-width: 768px) {
    .payment-method-card {
        font-size: 1.05rem;
        padding: 0.85rem;
    }

    .badge-security {
        font-size: 0.98rem;
        padding: 0.45em 1em;
    }
}

.payment-method-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    padding: 20px 10px;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: #fff;
    min-height: 120px;
    text-align: center;
}

.btn-check:checked+.payment-method-box {
    border-color: #10B981;
    box-shadow: 0 0 0 2px #10B981 33;
}

.payment-method-box:hover {
    border-color: #10B981;
}

.payment-method-box.modern {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 2px solid #e0e0e0;
    border-radius: 16px;
    padding: 24px 12px;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: #fff;
    min-height: 170px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    outline: none;
}

.payment-method-box.modern:hover,
.payment-method-box.modern:focus {
    border-color: #10B981;
    box-shadow: 0 4px 16px rgba(13, 110, 253, 0.08);
}

input[type="radio"].btn-check:checked+.payment-method-box.modern {
    border-color: #10B981;
    box-shadow: 0 4px 16px rgba(13, 110, 253, 0.12);
}

@media (max-width: 767px) {
    .payment-method-box.modern {
        min-height: 120px;
        padding: 16px 6px;
    }
}

.btn-payment-primary {
    background: linear-gradient(90deg, #0057b8 0%, #00c3ff 100%);
    color: #fff;
    font-size: 1.2rem;
    border-radius: 0.75rem;
    padding: 1rem 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: background 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
}

.btn-payment-primary:hover {
    background: linear-gradient(90deg, #00c3ff 0%, #0057b8 100%);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

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

.payment-icon {
    margin-right: 0.75rem;
}

.payment-text {
    flex: 1;
}

.payment-title {
    font-weight: 600;
}

.payment-subtitle {
    font-size: 0.8rem;
    color: #6c757d;
}

.payment-arrow {
    margin-left: 0.75rem;
}

.payment-loading {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 0.75rem;
}

.spinner-border {
    width: 1rem;
    height: 1rem;
}

.payment-progress {
    height: 0.25rem;
    background: #f0f0f0;
    border-radius: 0.125rem;
    overflow: hidden;
    margin-top: 0.5rem;
}

.progress-bar-fill {
    height: 100%;
    background: #10B981;
    transition: width 0.3s ease;
}

.price-summary {
    margin-top: 1rem;
}

.price-details {
    margin-bottom: 0.5rem;
}

.price-item {
    margin-bottom: 0.25rem;
}

.payment-guarantee {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.payment-guarantee i {
    margin-left: 0.25rem;
}

.security-badges-header h6 {
    font-weight: 700;
    color: #0070f3;
}

.security-badge.modern {
    background: #f8fafc;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(44, 62, 80, 0.06);
    padding: 18px 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: box-shadow 0.2s;
    position: relative;
    min-height: 110px;
}

.security-badge .badge-icon {
    position: relative;
    margin-bottom: 8px;
}

.security-badge .badge-icon i {
    font-size: 2rem;
    color: #0070f3;
    z-index: 2;
    position: relative;
}

.security-badge .badge-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 36px;
    height: 36px;
    background: rgba(0, 112, 243, 0.08);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 1.5s infinite;
    z-index: 1;
}

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }

    100% {
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 0;
    }
}

.security-badge .badge-title {
    font-weight: 600;
    font-size: 1rem;
    color: #222;
}

.security-badge .badge-subtitle {
    font-size: 0.85rem;
    color: #6c757d;
}

.certificate-badge {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(44, 62, 80, 0.08);
    padding: 4px 10px;
    display: flex;
    align-items: center;
}

.certificate-img {
    height: 24px;
    width: auto;
    display: block;
}



.order-summary-container {
    background-color: #fff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    max-width: 600px;
    margin: 0 auto;
}

.order-summary-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    border-bottom: 1px solid #e5e7eb;
    padding-bottom: 12px;
    margin-bottom: 16px;
}

.course-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.course-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid #f1f1f1;
    color: #444;
    font-weight: 500;
}

.course-item i {
    color: #10b981;
    /* Yeşil onay rengi */
    font-size: 1.2rem;
}

.no-content {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: #f3f4f6;
    color: #6b7280;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.95rem;
}

.no-content i {
    color: #3b82f6;
    /* Mavi bilgi ikonu */
    font-size: 1.2rem;
}

/* Enhanced Pricing Styles */
.premium-summary-item {
    padding: 1.2rem 1.5rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    margin-bottom: 0.5rem;
}

.premium-summary-item:hover {
    background-color: rgba(16, 185, 129, 0.05);
    transform: translateX(5px);
}

.premium-summary-item.border-top {
    border-top: 2px solid #10B981 !important;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.1);
}

.premium-total-label {
    font-size: 1rem;
    font-weight: 500;
    color: #374151;
    display: flex;
    align-items: center;
}

.premium-total-label.fw-bold.fs-5 {
    color: #1f2937;
    font-size: 1.25rem !important;
}

.premium-price-container {
    text-align: right;
}

.premium-original-price {
    font-size: 1rem;
    color: #9ca3af !important;
    text-decoration: line-through;
    font-weight: 400;
}

.premium-price {
    font-size: 1.2rem;
    color: #1f2937;
    font-weight: 600;
}

.premium-discount-price {
    font-size: 1.5rem !important;
    color: #10B981 !important;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.text-success.fw-bold {
    color: #059669 !important;
    font-weight: 600 !important;
}

.text-warning.fw-bold {
    color: #d97706 !important;
    font-weight: 600 !important;
}

.bg-light.rounded {
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%) !important;
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 12px !important;
}

.text-success .fas {
    color: #059669;
}

.text-warning .fas {
    color: #d97706;
}

/* Animation for savings highlight */
@keyframes savingsPulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

.bg-light.rounded {
    animation: savingsPulse 2s ease-in-out infinite;
}

/* Responsive adjustments for pricing */
@media (max-width: 768px) {
    .premium-summary-item {
        padding: 1rem;
        margin-bottom: 0.3rem;
    }

    .premium-total-label {
        font-size: 0.95rem;
    }

    .premium-total-label.fw-bold.fs-5 {
        font-size: 1.1rem !important;
    }

    .premium-price {
        font-size: 1.1rem;
    }

    .premium-discount-price {
        font-size: 1.3rem !important;
    }

    .premium-original-price {
        font-size: 0.9rem;
    }

    .bg-light.rounded {
        padding: 0.8rem !important;
    }

    .bg-light.rounded .fw-bold {
        font-size: 0.9rem;
    }
}

@media (max-width: 980px) {
    #orderSummaryContainer {
        display: none;
    }
}

/* Mobil Dostu Form Stilleri */
.form-header {
    text-align: center;
    padding: 1rem 0;
}

.step-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e9ecef;
    color: #6c757d;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.step-number.active {
    background: #0d6efd;
    color: white;
    box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
}

.step-line {
    width: 60px;
    height: 3px;
    background: #e9ecef;
    margin: 0 1rem;
    border-radius: 2px;
}

.form-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #212529;
}

/* Form Floating Label İyileştirmeleri */
.form-floating {
    position: relative;
    margin-bottom: 1rem;
}

.form-floating>.form-control,
.form-floating>.form-select {
    border-radius: 12px;
    border: 1.5px solid #e0e0e0;
    background: #fafbfc;
    font-size: 1rem;
    padding-left: 1.1rem;
    padding-right: 1.1rem;
    min-height: 54px;
    box-shadow: none;
    transition: border-color 0.2s;
}

.form-floating>.form-control:focus,
.form-floating>.form-select:focus {
    border-color: #0d6efd;
    background: #fff;
    outline: none;
}

.form-floating>label {
    color: #888;
    font-size: 1rem;
    padding-left: 1.1rem;
}

@media (max-width: 768px) {
    .col-md-6 {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .form-floating>.form-control,
    .form-floating>.form-select {
        font-size: 1.08rem;
        min-height: 50px;
    }
}

/* Buton İyileştirmeleri */
.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    border: none;
    box-shadow: 0 4px 15px rgba(13, 110, 253, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(13, 110, 253, 0.4);
}

/* Mobil Responsive İyileştirmeler */
@media (max-width: 768px) {

    .form-floating .form-control,
    .form-floating .form-select {
        height: 56px;
        font-size: 16px;
        /* iOS zoom önleme */
    }

    .form-title {
        font-size: 1.25rem;
    }

    .step-indicator {
        margin-bottom: 1rem;
    }

    .step-number {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }

    .step-line {
        width: 40px;
    }

    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    /* Mobilde daha az boşluk */
    .row.g-3 {
        --bs-gutter-y: 0.75rem;
    }
}

/* Loading State */
.btn .fa-spinner {
    transition: opacity 0.3s ease;
}

.btn.loading .fa-spinner {
    opacity: 1;
}

/* Form Validation Stilleri */
.form-control.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.15);
}

.form-control.is-valid {
    border-color: #198754;
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.15);
}

/* Enhanced validation styles */
.form-floating .form-control.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.15);
}

.form-floating .form-control.is-valid {
    border-color: #198754;
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.15);
}

.form-floating .form-select.is-invalid {
    border-color: #dc3545;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.15);
}

.form-floating .form-select.is-valid {
    border-color: #198754;
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.15);
}

.invalid-feedback {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #dc3545;
    font-weight: 500;
}

.valid-feedback {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: #198754;
    font-weight: 500;
}

/* Form validation animation */
.form-control.is-invalid,
.form-select.is-invalid {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

/* Form shake animation */
#userInfoForm {
    transition: animation 0.5s ease-in-out;
}

#userInfoForm[style*="shake"] {
    animation: formShake 0.5s ease-in-out;
}

@keyframes formShake {

    0%,
    100% {
        transform: translateX(0);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translateX(-3px);
    }

    20%,
    40%,
    60%,
    80% {
        transform: translateX(3px);
    }
}

/* Button validation state */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading .btn-text {
    opacity: 0;
}

.btn-loading .loading-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: inline-block;
}

/* Smooth Animations */
.form-floating,
.btn {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile-First Base Styles */
.mobile-bank-transfer-container {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 16px rgba(44, 62, 80, 0.08);
    padding: 1.5rem 1rem;
    margin: 1rem 0;
    font-family: 'Inter', 'Segoe UI', sans-serif;
    font-size: 1rem;
    color: #222;
    margin-left: auto;
    margin-right: auto;
}

.mbt-section {
    margin-bottom: 1.2rem;
}

.mbt-section-title {
    font-weight: 600;
    color: #0d6efd;
    margin-bottom: 0.7rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.05rem;
}

.mbt-currency-options {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.mbt-currency-btn {
    flex: 1;
    background: #f3f6fa;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    padding: 0.7rem 0.5rem;
    font-weight: 600;
    color: #222;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mbt-currency-btn.active {
    border-color: #22c55e;
    background: #e7f9ef;
}

.mbt-bank-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mbt-label {
    font-weight: 500;
    color: #888;
    font-size: 0.75rem;
}

.mbt-iban-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.mbt-iban-input {
    flex: 1;
    padding: 0.5rem;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-weight: 600;
    color: #222;
    background: #fff;
    font-size: 0.75rem;
    text-align: center;
}

.mbt-copy-btn {
    padding: 0.5rem;
    background: #22c55e;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.75rem;
    min-width: 40px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mbt-copy-btn:hover {
    background: #16a34a;
}

.mbt-upload-area {
    border: 2px dashed #b6e7c9;
    border-radius: 8px;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: all 0.2s ease;
    background: #fff;
    position: relative;
}

.mbt-upload-area:hover {
    border-color: #22c55e;
    background: #e7f9ef;
}

.mbt-upload-area.has-file {
    border-color: #22c55e;
    background: #e7f9ef;
}

.mbt-upload-btn {
    background: #22c55e;
    color: #fff;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    min-width: 120px;
    justify-content: center;
    min-height: 44px; /* iOS minimum touch target */
}

.mbt-upload-btn:hover {
    background: #16a34a;
    transform: translateY(-1px);
}

.mbt-file-name {
    margin-top: 0.75rem;
    color: #888;
    font-size: 0.875rem;
    word-break: break-all;
    padding: 0.5rem;
    background: #f8f9fa;
    border-radius: 4px;
    border: 1px solid #e9ecef;
}

.mbt-file-info {
    margin-top: 0.5rem;
}

.mbt-mobile-instructions {
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: #f8f9fa;
    border-radius: 4px;
    border: 1px solid #e9ecef;
}

.mbt-submit-btn {
    width: 100%;
    background: #22c55e;
    color: #fff;
    border: none;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.mbt-submit-btn:hover {
    background: #16a34a;
    transform: translateY(-1px);
}

.mbt-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.mbt-submit-btn.btn-loading {
    background: #16a34a;
    cursor: not-allowed;
}

/* Mobile-specific improvements */
@media (max-width: 767px) {
    .mbt-upload-btn,
    .mbt-submit-btn,
    .mbt-copy-btn {
        min-height: 44px; /* iOS minimum touch target */
    }

    .mbt-upload-area {
        padding: 1rem;
    }

    .mbt-file-name {
        font-size: 0.75rem;
        padding: 0.25rem;
    }

    .mbt-currency-btn {
        padding: 0.5rem 0.25rem;
        font-size: 0.875rem;
    }

    .mbt-mobile-instructions {
        font-size: 0.75rem;
    }

    /* Mobilde dosya input'larında dosya uzantılarının görünmesi için */
    input[type="file"] {
        font-size: 14px !important;
        line-height: 1.4 !important;
        padding: 8px 12px !important;
    }

    input[type="file"]::-webkit-file-upload-button {
        font-size: 14px !important;
        padding: 8px 16px !important;
        margin-right: 8px !important;
    }

    input[type="file"]::file-selector-button {
        font-size: 14px !important;
        padding: 8px 16px !important;
        margin-right: 8px !important;
    }

    /* Dosya seçildiğinde dosya adının tam görünmesi için */
    input[type="file"]:not([data-filename]) {
        color: #495057 !important;
    }

    input[type="file"][data-filename] {
        color: #212529 !important;
    }

    /* Form control içindeki dosya input'ları için */
    .form-control[type="file"] {
        font-size: 14px !important;
        padding: 8px 12px !important;
        line-height: 1.4 !important;
    }

    /* Input group içindeki dosya input'ları için */
    .input-group .form-control[type="file"] {
        font-size: 14px !important;
        padding: 8px 12px !important;
    }
}

/* Animation for file selection */
.mbt-upload-area.has-file {
    animation: fileSelected 0.3s ease;
}

@keyframes fileSelected {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

/* Loading animation */
.btn-loading {
    position: relative;
}

.btn-loading .fa-spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error state */
.mbt-upload-area.error {
    border-color: #dc3545;
    background: #f8d7da;
}

/* Success state */
.mbt-upload-area.success {
    border-color: #22c55e;
    background: #d1e7dd;
}

/* Debug styles for development */
.debug-info {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    padding: 0.5rem;
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: #6c757d;
}

/* Mobile file info styles */
.mobile-file-info {
    margin-top: 8px;
    padding: 8px;
    background: #f8f9fa;
    border-radius: 4px;
    font-size: 12px;
    color: #6c757d;
    border: 1px solid #dee2e6;
    animation: fadeIn 0.3s ease;
}

.mobile-file-info div {
    margin-bottom: 4px;
}

.mobile-file-info div:last-child {
    margin-bottom: 0;
}

.mobile-file-info strong {
    color: #495057;
    font-weight: 600;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile file input improvements */
@media (max-width: 767px) {
    input[type="file"] {
        font-size: 14px !important;
        line-height: 1.4 !important;
        padding: 8px 12px !important;
        min-height: 44px !important;
        border-radius: 6px !important;
        transition: all 0.3s ease !important;
        border: 2px solid #e9ecef !important;
    }

    input[type="file"]:focus {
        border-color: #007bff !important;
        box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25) !important;
    }

    input[type="file"]:hover {
        border-color: #007bff !important;
    }

    input[type="file"]::-webkit-file-upload-button {
        font-size: 14px !important;
        padding: 8px 16px !important;
        margin-right: 8px !important;
        border-radius: 4px !important;
        background: #007bff !important;
        color: white !important;
        border: none !important;
        transition: all 0.3s ease !important;
    }

    input[type="file"]::-webkit-file-upload-button:hover {
        background: #0056b3 !important;
        transform: translateY(-1px) !important;
    }

    input[type="file"]::file-selector-button {
        font-size: 14px !important;
        padding: 8px 16px !important;
        margin-right: 8px !important;
        border-radius: 4px !important;
        background: #007bff !important;
        color: white !important;
        border: none !important;
        transition: all 0.3s ease !important;
    }

    input[type="file"]::file-selector-button:hover {
        background: #0056b3 !important;
        transform: translateY(-1px) !important;
    }

    /* Dosya seçildiğinde dosya adının tam görünmesi için */
    input[type="file"]:not([data-filename]) {
        color: #495057 !important;
    }

    input[type="file"][data-filename] {
        color: #212529 !important;
        font-weight: 500 !important;
        border-color: #28a745 !important;
        background-color: #f8fff9 !important;
    }

    /* Form control içindeki dosya input'ları için */
    .form-control[type="file"] {
        font-size: 14px !important;
        padding: 8px 12px !important;
        line-height: 1.4 !important;
        min-height: 44px !important;
    }

    /* Input group içindeki dosya input'ları için */
    .input-group .form-control[type="file"] {
        font-size: 14px !important;
        padding: 8px 12px !important;
        min-height: 44px !important;
    }

    /* Dosya input container'ı için */
    .file-input-container {
        position: relative;
        margin-bottom: 1rem;
    }

    .file-input-container input[type="file"] {
        width: 100%;
        display: block;
    }

    /* Dosya seçimi başarılı olduğunda animasyon */
    input[type="file"][data-filename] {
        animation: fileSelectedSuccess 0.5s ease;
    }

    @keyframes fileSelectedSuccess {
        0% {
            transform: scale(1);
            border-color: #e9ecef;
        }
        50% {
            transform: scale(1.02);
            border-color: #28a745;
        }
        100% {
            transform: scale(1);
            border-color: #28a745;
        }
    }

    /* Dosya boyutu ve tür bilgisi için */
    .file-info-text {
        font-size: 12px;
        color: #6c757d;
        margin-top: 4px;
        line-height: 1.3;
    }

    .file-info-text.valid {
        color: #28a745;
    }

    .file-info-text.invalid {
        color: #dc3545;
    }
}


.mobile-order-summary {
    display: none;
}

@media (max-width: 980px) {
    .mobile-order-summary {
        display: block;
    }
}

/* Ultra Compact Modern Listening Session Styles */
.listening-session-modern {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 8px;
    padding: 0.75rem;
    border: 1.5px solid #e2e8f0;
}

.session-header-modern {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.6rem;
}

.session-icon-modern {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(16, 185, 129, 0.2);
    flex-shrink: 0;
}

.session-icon-modern i {
    font-size: 0.9rem;
    color: white;
}

.session-title-modern {
    font-size: 0.85rem;
    font-weight: 700;
    color: #1e293b;
    margin: 0;
    line-height: 1.2;
}

.session-subtitle-modern {
    font-size: 0.7rem;
    color: #64748b;
    line-height: 1.2;
}

.session-cards-modern {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.4rem;
}

.session-card-input {
    display: none;
}

.session-card-modern {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 0.4rem;
    background: white;
    border: 1.5px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 85px;
}

.session-card-modern:hover {
    border-color: #10B981;
    box-shadow: 0 2px 6px rgba(16, 185, 129, 0.12);
}

.session-card-input:checked + .session-card-modern {
    border-color: #10B981;
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    box-shadow: 0 3px 8px rgba(16, 185, 129, 0.18);
}

.session-card-input:checked + .session-card-modern .card-icon-modern {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: white;
}

.session-card-input:checked + .session-card-modern .card-icon-modern i {
    color: white;
}

.session-card-input:checked + .session-card-modern .card-title-modern {
    color: #065f46;
}

.session-card-input:checked + .session-card-modern .card-check-modern {
    opacity: 1;
}

.card-icon-modern {
    width: 34px;
    height: 34px;
    background: #f1f5f9;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.4rem;
    transition: all 0.2s ease;
}

.card-icon-modern i {
    font-size: 1.1rem;
    color: #64748b;
}

.card-content-modern {
    text-align: center;
    width: 100%;
}

.card-title-modern {
    font-size: 0.8rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.1rem;
    line-height: 1.15;
}

.card-desc-modern {
    font-size: 0.65rem;
    color: #64748b;
    margin-bottom: 0;
    line-height: 1.15;
}

.card-price-modern {
    font-size: 0.75rem;
    font-weight: 700;
    color: #10B981;
    margin-top: 0.3rem;
}

.card-check-modern {
    position: absolute;
    top: 0.4rem;
    right: 0.4rem;
    opacity: 0;
    transition: all 0.2s ease;
}

.card-check-modern i {
    font-size: 0.9rem;
    color: #10B981;
}

.popular-badge {
    position: absolute;
    top: -5px;
    right: 6px;
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.15rem 0.4rem;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(245, 158, 11, 0.3);
    z-index: 1;
}

.popular-card {
    border-color: #f59e0b !important;
}

/* Responsive Compact Modern Listening Session */
@media (max-width: 768px) {
    .listening-session-modern {
        padding: 0.9rem;
    }
    
    .session-header-modern {
        margin-bottom: 0.6rem;
        gap: 0.6rem;
    }
    
    .session-icon-modern {
        width: 32px;
        height: 32px;
    }
    
    .session-icon-modern i {
        font-size: 1rem;
    }
    
    .session-title-modern {
        font-size: 0.85rem;
    }
    
    .session-subtitle-modern {
        font-size: 0.7rem;
    }
    
    .session-cards-modern {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .session-card-modern {
        flex-direction: row;
        text-align: left;
        padding: 0.75rem;
        min-height: auto;
        align-items: center;
    }
    
    .card-icon-modern {
        width: 38px;
        height: 38px;
        margin-bottom: 0;
        margin-right: 0.75rem;
        flex-shrink: 0;
    }
    
    .card-icon-modern i {
        font-size: 1.2rem;
    }
    
    .card-content-modern {
        text-align: left;
        flex: 1;
    }
    
    .card-title-modern {
        font-size: 0.8rem;
    }
    
    .card-desc-modern {
        font-size: 0.68rem;
    }
    
    .card-price-modern {
        font-size: 0.75rem;
        margin-top: 0.25rem;
    }
    
    .popular-badge {
        top: 0.4rem;
        right: 0.4rem;
        font-size: 0.6rem;
        padding: 0.15rem 0.45rem;
    }
    
    .card-check-modern {
        position: relative;
        top: auto;
        right: auto;
        margin-left: 0.5rem;
    }
}