/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #10b981;
    --accent: #f59e0b;
    --danger: #ef4444;
    --dark: #0f172a;
    --darker: #020617;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
    color: var(--light);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    -webkit-user-select: none;
    user-select: none;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

input, textarea, button, select {
    -webkit-tap-highlight-color: transparent;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

input:focus, textarea:focus, button:focus, select:focus {
    outline: none;
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--darker);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s, visibility 0.5s;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    position: relative;
    width: 80px;
    height: 80px;
}

.loader-circle {
    width: 100%;
    height: 100%;
    border: 3px solid transparent;
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loader-line {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    height: 60%;
    border: 2px solid transparent;
    border-bottom-color: var(--secondary);
    border-radius: 50%;
    animation: spinReverse 0.8s linear infinite;
}

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

@keyframes spinReverse {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(-360deg); }
}

.glass-header {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 28px;
    font-weight: 700;
    color: var(--light);
}

.logo i {
    color: var(--primary);
    font-size: 32px;
}

.gradient-text {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: var(--gray-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 10px;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--light);
    background: var(--glass);
}

.nav-link i {
    font-size: 18px;
}

.hero-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    padding: 80px 0;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
}

.title-line {
    display: block;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--gray-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    background: rgba(99, 102, 241, 0.1);
    padding: 20px 15px;
    border-radius: 16px;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.stat-number {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.glass-card {
    background: var(--glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    box-shadow: var(--shadow);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--glass-border);
}

.card-header h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 28px;
    font-weight: 700;
}

.card-header i {
    color: var(--primary);
}

.card-badge {
    background: linear-gradient(90deg, var(--secondary), #059669);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.step-back {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray);
    cursor: pointer;
    margin-bottom: 30px;
    padding: 10px;
    width: fit-content;
    border-radius: 10px;
    transition: var(--transition);
}

.step-back:hover {
    color: var(--light);
    background: var(--glass);
}

.form-group {
    margin-bottom: 30px;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--light);
}

.form-label i {
    color: var(--primary);
    font-size: 18px;
}

.phone-input-wrapper {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.phone-input-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.country-code {
    padding: 0 20px;
    display: flex;
    align-items: center;
    background: rgba(99, 102, 241, 0.1);
    font-weight: 600;
    border-right: 1px solid var(--glass-border);
}

.phone-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--light);
    padding: 18px 20px;
    font-size: 16px;
    outline: none;
    -webkit-user-select: text;
    user-select: text;
}

.phone-input::placeholder {
    color: var(--gray);
}

.operator-detected {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
    padding: 12px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 10px;
    font-size: 14px;
}

.operator-detected i {
    color: var(--primary);
}

.operator-select-wrapper {
    position: relative;
}

.operator-select {
    width: 100%;
    padding: 18px 20px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--light);
    font-size: 16px;
    appearance: none;
    outline: none;
    cursor: pointer;
    transition: var(--transition);
}

.operator-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.operator-select-wrapper i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--gray);
}

.amount-input-section {
    margin-bottom: 25px;
}

.amount-display-large {
    font-size: 52px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 25px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.amount-input-container {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.amount-input-field {
    flex: 1;
    padding: 20px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
    color: white;
    font-size: 24px;
    font-weight: bold;
    text-align: center;
    transition: var(--transition);
    font-family: 'Courier New', monospace;
    -webkit-user-select: text;
    user-select: text;
}

.amount-input-field:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
    outline: none;
    transform: scale(1.02);
    background: rgba(0, 0, 0, 0.4);
}

.amount-input-field::-webkit-inner-spin-button,
.amount-input-field::-webkit-outer-spin-button {
    opacity: 1;
    height: 40px;
}

.amount-input-btn {
    padding: 20px 30px;
    background: linear-gradient(135deg, var(--secondary), #059669);
    border: none;
    border-radius: 15px;
    color: white;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    min-width: 100px;
}

.amount-input-btn:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}

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

.amount-slider-container {
    margin-top: 25px;
}

.amount-slider-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    color: var(--gray);
    font-size: 14px;
    font-weight: 600;
}

.amount-slider {
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    outline: none;
    -webkit-appearance: none;
}

.amount-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 28px;
    height: 28px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.amount-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 0 8px rgba(99, 102, 241, 0.2);
}

.amount-limits {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    color: var(--gray);
    font-size: 14px;
    font-weight: 600;
}

.amount-presets {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 20px;
}

.amount-preset {
    padding: 14px;
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    color: var(--gray-light);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.amount-preset:hover {
    background: rgba(99, 102, 241, 0.2);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

.amount-preset.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border-color: var(--primary);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}

.payment-methods-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.payment-method-card {
    position: relative;
    cursor: pointer;
}

.payment-method-card input {
    position: absolute;
    opacity: 0;
}

.method-content {
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid transparent;
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: var(--transition);
}

.payment-method-card:hover .method-content {
    border-color: var(--glass-border);
    transform: translateY(-2px);
}

.payment-method-card input:checked + .method-content {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
}

.method-info {
    flex: 1;
}

.method-name {
    font-weight: 600;
    margin-bottom: 5px;
}

.method-desc {
    font-size: 14px;
    color: var(--gray);
}

.method-check {
    color: var(--primary);
    font-size: 24px;
    opacity: 0;
    transition: var(--transition);
}

.payment-method-card input:checked + .method-content .method-check {
    opacity: 1;
}

.payment-summary {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    padding: 25px;
    margin: 30px 0;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--glass-border);
}

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

.summary-amount {
    font-weight: 600;
    color: var(--primary);
}

.summary-total {
    display: flex;
    justify-content: space-between;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 2px solid var(--glass-border);
    font-size: 20px;
    font-weight: 700;
}

.total-amount {
    font-size: 24px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.btn-next, .btn-pay, .btn-submit-payment {
    width: 100%;
    padding: 20px;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    border: none;
    border-radius: 16px;
    color: white;
    font-size: 18px;
    font-weight: 600;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-next:hover, .btn-pay:hover, .btn-submit-payment:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(99, 102, 241, 0.3);
}

.btn-next:active, .btn-pay:active, .btn-submit-payment:active {
    transform: translateY(0);
}

.btn-next::after, .btn-pay::after, .btn-submit-payment::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.btn-next:hover::after, .btn-pay:hover::after, .btn-submit-payment:hover::after {
    left: 100%;
}

/* ===== НОВАЯ ШИРОКАЯ ФОРМА ОПЛАТЫ ===== */

.payment-form-modern {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(12px);
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    width: 100%;
}

.payment-form-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    flex-wrap: wrap;
    gap: 15px;
}

.payment-form-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: white;
}

.payment-form-title i {
    font-size: 24px;
    color: var(--primary);
}

.payment-badges {
    display: flex;
    gap: 12px;
    font-size: 28px;
    color: rgba(255, 255, 255, 0.6);
}

.payment-form-body {
    padding: 32px;
}

.form-field {
    margin-bottom: 24px;
}

.form-field.full-width {
    width: 100%;
}

.field-label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-light);
}

.field-label i {
    color: var(--primary);
    font-size: 14px;
}

.field-label .optional {
    color: var(--gray);
    font-weight: 400;
    font-size: 12px;
    margin-left: 4px;
}

.field-label .cvv-help {
    background: none;
    border: none;
    color: var(--gray);
    cursor: pointer;
    margin-left: 6px;
    font-size: 14px;
    transition: color 0.2s;
}

.field-label .cvv-help:hover {
    color: var(--primary);
}

.field-input-wrapper {
    position: relative;
}

.field-input {
    width: 100%;
    padding: 16px 20px;
    background: rgba(0, 0, 0, 0.4);
    border: 1.5px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    color: white;
    font-size: 16px;
    font-family: 'Inter', monospace;
    transition: all 0.2s;
}

.field-input:focus {
    border-color: var(--primary);
    background: rgba(0, 0, 0, 0.5);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
    outline: none;
}

.field-input::placeholder {
    color: rgba(203, 213, 225, 0.4);
    font-family: 'Inter', sans-serif;
}

.field-icon {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray);
    font-size: 18px;
}

.form-row-2cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 0;
}

.cvv-field {
    position: relative;
}

/* Иконки платежных систем */
.card-icons {
    display: flex;
    gap: 15px;
    margin-top: 12px;
    padding: 8px 0;
}

.card-icons i {
    font-size: 32px;
    color: var(--gray-light);
    opacity: 0.4;
    transition: all 0.2s;
}

.card-icons i.active {
    opacity: 1;
    transform: scale(1.05);
    filter: drop-shadow(0 0 4px currentColor);
}

.card-icons i[data-card="visa"].active {
    color: #1a1f71;
    opacity: 1;
}

.card-icons i[data-card="mastercard"].active {
    color: #eb001b;
    opacity: 1;
}

.card-icons i[data-card="mir"].active {
    color: #00a859;
    opacity: 1;
}

/* Чекбоксы */
.form-checkboxes {
    margin: 32px 0 28px;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    cursor: pointer;
    color: var(--gray-light);
    font-size: 14px;
    transition: color 0.2s;
}

.checkbox-item:last-child {
    margin-bottom: 0;
}

.checkbox-item:hover {
    color: white;
}

.checkbox-item input {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    background: rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 6px;
    position: relative;
    transition: all 0.2s;
}

.checkbox-item input:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-item input:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checkbox-item a {
    color: var(--primary);
    text-decoration: none;
}

.checkbox-item a:hover {
    text-decoration: underline;
}

/* Кнопка оплаты */
.pay-button {
    width: 100%;
    padding: 18px 24px;
    background: linear-gradient(90deg, var(--primary), #818cf8);
    border: none;
    border-radius: 20px;
    color: white;
    font-size: 18px;
    font-weight: 700;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.pay-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.4);
    background: linear-gradient(90deg, #4f46e5, #6366f1);
}

.pay-button:active {
    transform: translateY(1px);
}

.pay-button i {
    font-size: 18px;
}

.pay-loader {
    display: none;
    position: absolute;
    right: 24px;
}

.pay-spinner {
    width: 22px;
    height: 22px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Секция безопасности */
.security-section {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 28px;
    padding-top: 20px;
    flex-wrap: wrap;
}

.security-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray);
    font-size: 12px;
}

.security-item i {
    font-size: 14px;
    color: #10b981;
}

.notification {
    position: fixed;
    top: 30px;
    right: 30px;
    background: linear-gradient(135deg, var(--dark), #1e293b);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 25px;
    display: flex;
    gap: 20px;
    align-items: center;
    max-width: 400px;
    box-shadow: var(--shadow);
    transform: translateX(150%);
    transition: transform 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 1000;
}

.notification.show {
    transform: translateX(0);
}

.notification-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--secondary), #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.notification-content h3 {
    margin-bottom: 8px;
    color: var(--light);
}

.notification-content p {
    color: var(--gray-light);
    font-size: 14px;
    line-height: 1.5;
}

.notification-close {
    background: none;
    border: none;
    color: var(--gray);
    font-size: 20px;
    cursor: pointer;
    padding: 5px;
    transition: var(--transition);
}

.notification-close:hover {
    color: var(--light);
}

.glass-footer {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--glass-border);
    padding: 60px 0 30px;
    margin-top: 100px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 20px;
    margin-bottom: 25px;
    color: var(--light);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--light);
}

.footer-logo i {
    color: var(--primary);
}

.footer-text {
    color: var(--gray);
    line-height: 1.6;
    font-size: 16px;
    max-width: 400px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    color: var(--gray-light);
    font-size: 16px;
}

.contact-item i {
    color: var(--primary);
    width: 20px;
    font-size: 18px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--glass-border);
    color: var(--gray);
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--light);
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1001;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: var(--dark);
    border-radius: 24px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow);
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.modal-close {
    background: none;
    border: none;
    color: var(--gray);
    font-size: 28px;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--light);
}

.cvv-example {
    display: flex;
    justify-content: center;
    margin: 30px 0;
}

.cvv-card {
    width: 300px;
    height: 180px;
    perspective: 1000px;
}

.cvv-card-back {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #374151, #4b5563);
    border-radius: 15px;
    padding: 20px;
    position: relative;
}

.cvv-stripe {
    height: 40px;
    background: #1f2937;
    margin-top: 20px;
    border-radius: 5px;
}

.cvv-code {
    position: absolute;
    right: 20px;
    bottom: 20px;
    background: white;
    padding: 10px 15px;
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.cvv-label {
    color: #6b7280;
    font-size: 12px;
}

.cvv-number {
    font-family: 'Courier New', monospace;
    font-size: 18px;
    font-weight: bold;
    color: #111827;
}

.cvv-warning {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 10px;
    color: #fca5a5;
    margin-top: 20px;
}

.cvv-warning i {
    font-size: 20px;
}

/* Responsive */
@media (max-width: 1200px) {
    .hero-section {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 60px 0;
    }
    .hero-content {
        max-width: 100%;
        text-align: center;
    }
    .stats {
        justify-content: center;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 42px;
    }
    .hero-subtitle {
        font-size: 18px;
    }
    .stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    .glass-card {
        padding: 30px 20px;
        margin: 0 -10px;
        border-radius: 20px 20px 0 0;
        animation: none;
    }
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    .card-badge {
        align-self: flex-start;
    }
    .payment-methods-grid {
        grid-template-columns: 1fr;
    }
    .method-content {
        padding: 15px;
    }
    .summary-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    .summary-total {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    .payment-summary {
        padding: 20px;
    }
    .form-row-2cols {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .amount-input-container {
        flex-direction: column;
    }
    .amount-input-btn {
        width: 100%;
        padding: 18px;
    }
    .amount-display-large {
        font-size: 42px;
    }
    .amount-input-field {
        font-size: 20px;
        padding: 18px;
        width: 100%;
    }
    .amount-presets {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    .footer-links {
        flex-direction: column;
        gap: 10px;
    }
    body {
        -webkit-touch-callout: none;
        -webkit-text-size-adjust: 100%;
    }
    input, select, textarea {
        font-size: 16px !important;
    }
    .payment-form-header {
        padding: 18px 24px;
        flex-direction: column;
        text-align: center;
    }
    .payment-form-body {
        padding: 24px;
    }
    .card-icons i {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 36px;
    }
    .hero-subtitle {
        font-size: 16px;
        padding: 0 10px;
    }
    .stats {
        grid-template-columns: 1fr;
        max-width: 250px;
        margin: 40px auto 0;
    }
    .stat-item {
        padding: 15px;
    }
    .stat-number {
        font-size: 24px;
    }
    .amount-display-large {
        font-size: 36px;
    }
    .amount-input-field {
        font-size: 18px;
        padding: 16px;
    }
    .amount-input-btn {
        font-size: 16px;
        padding: 16px;
    }
    .amount-presets {
        grid-template-columns: 1fr;
    }
    .amount-preset {
        padding: 12px;
    }
    .notification {
        left: 20px;
        right: 20px;
        top: 20px;
        max-width: none;
    }
    .glass-footer {
        padding: 40px 0 20px;
        margin-top: 50px;
    }
    .payment-form-body {
        padding: 20px;
    }
    .form-field {
        margin-bottom: 18px;
    }
    .field-label {
        font-size: 13px;
    }
    .field-input {
        padding: 12px 16px;
        font-size: 14px;
    }
    .payment-badges {
        font-size: 24px;
    }
    .security-item {
        font-size: 10px;
    }
    .card-icons i {
        font-size: 24px;
        gap: 10px;
    }
}

@supports (-webkit-touch-callout: none) {
    input[type="text"], input[type="tel"], input[type="number"] {
        font-size: 16px !important;
        line-height: 1.2 !important;
        -webkit-user-select: none;
        user-select: none;
        -webkit-tap-highlight-color: transparent;
    }
    @media screen and (max-width: 768px) {
        input:focus, select:focus, textarea:focus {
            font-size: 16px !important;
        }
    }
}

input[inputmode="numeric"] {
    -webkit-user-select: none;
    user-select: none;
}

@media (hover: none) and (pointer: coarse) {
    button, .nav-link, .btn-confirm, .resend-link {
        min-height: 44px;
    }
}