/* Основные настройки */
* {
    box-sizing: border-box;
}

:root {
    --bg-color: #1A1A1A;
    /* Темно-серый фон */
    --accent-color: #CCFF00;
    /* Кислотный зеленый */
    --text-color: #FFFFFF;
    --secondary-text: #B0B0B0;
}

html,
body {
    margin: 0;
    padding: 0;
    width: 100%;
    max-width: 100vw;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
}

body {
    background-color: var(--bg-color);
    font-family: 'Montserrat', sans-serif;
    color: var(--text-color);
    display: flex;
    justify-content: center;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 400px;
    /* Размер мобильного экрана */
    padding: 24px;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 15px;
    overflow: hidden;
}

/* Эффект свечения (зеленое пятно на фоне) */
.glow-effect {
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: var(--accent-color);
    filter: blur(80px);
    opacity: 0.4;
    z-index: 0;
    pointer-events: none;
}

.glow-effect-2 {
    position: absolute;
    bottom: 100px;
    left: 0;
    width: 120px;
    height: 120px;
    background: var(--accent-color);
    filter: blur(60px);
    opacity: 0.3;
    z-index: 0;
    pointer-events: none;
}

/* Хедер (Лого) */
.header {
    position: relative;
    z-index: 2;
    font-family: 'Unbounded', sans-serif;
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
    opacity: 0.8;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header a {
    color: inherit;
    text-decoration: none;
}

/* Hero Card with title */
.hero-card {
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, 0.08);
    padding: 25px 20px;
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-card .hero-title {
    margin: 0;
}

/* Заголовок */
.hero-title {
    position: relative;
    z-index: 2;
    font-family: 'Unbounded', sans-serif;
    font-size: 38px;
    line-height: 1.1;
    font-weight: 900;
    text-transform: uppercase;
    margin: 0;
}

.hero-title span {
    color: var(--accent-color);
    /* Выделяем цветом часть текста */
}

/* Description Card */
.description-card {
    position: relative;
    z-index: 2;
    padding: 10px 0;
}

.description-card .card-subtitle {
    font-size: 13px;
    color: var(--secondary-text);
    margin: 0 0 12px 0;
}

.description-card .card-subtitle b {
    color: #fff;
    font-weight: 700;
}

.description-card .card-text {
    font-size: 15px;
    line-height: 1.6;
    color: #fff;
    margin: 0 0 15px 0;
}

.description-card .card-note {
    font-size: 14px;
    line-height: 1.5;
    color: var(--secondary-text);
    margin: 0;
}

/* Описание (legacy) */
.description {
    position: relative;
    z-index: 2;
    font-size: 14px;
    line-height: 1.6;
    color: var(--secondary-text);
    background: rgba(255, 255, 255, 0.05);
    /* Легкая подложка */
    padding: 15px;
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.description b {
    color: #fff;
    font-weight: 600;
}

/* Изображение */
.image-wrapper {
    position: relative;
    z-index: 2;
    width: 100%;
    height: auto;
    border-radius: 20px;
    overflow: hidden;
    margin-top: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.image-wrapper img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: cover;
    transition: 0.5s;
}

.buttons-row {
    display: flex;
    gap: 10px;
    width: 100%;
    margin-top: 10px;
}

/* Кнопка (Самое важное) */
.cta-button {
    position: relative;
    z-index: 2;
    background-color: var(--accent-color);
    color: #000000;
    border: none;
    padding: 12px 10px;
    /* Further reduced padding */
    border-radius: 50px;
    /* Сильное скругление */
    font-family: 'Unbounded', sans-serif;
    font-weight: 700;
    font-size: 11px;
    /* Significantly reduced font size to fit */
    text-transform: uppercase;
    cursor: pointer;
    flex: 1;
    /* Make buttons verify full width relative to container */
    /* width: 100%; Removed fixed width */
    /* margin-top: 10px; Removed margin top */
    box-shadow: 0 10px 30px rgba(204, 255, 0, 0.3);
    display: flex;
    justify-content: center;
    /* Center content instead of space-between */
    align-items: center;
    gap: 8px;
    /* Add gap between text and arrow */
    text-decoration: none;
    box-sizing: border-box;
    white-space: nowrap;
    /* Prevent wrapping */
}



.cta-button:active {
    transform: scale(0.98);
}

/* Intensive Button Specifics - Outline Style */
.intensive-btn {
    background-color: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
}

.intensive-btn .arrow-icon {
    background: var(--accent-color);
    /* Green background */
    color: #000;
    /* Black arrow */
}

.arrow-icon {
    background: #000;
    color: var(--accent-color);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 18px;
}

/* Styles specific for Checkout page */
.product-price {
    font-family: 'Unbounded', sans-serif;
    font-size: 24px;
    font-weight: 700;
    margin-top: 10px;
    margin-bottom: 20px;
}

.checkout-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 2;
}

.input-field {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 15px;
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    width: 100%;
    box-sizing: border-box;
}

.input-field:focus {
    outline: none;
    border-color: var(--accent-color);
}

.back-btn {
    color: #fff;
    text-decoration: none;
    font-size: 24px;
    margin-right: 15px;
    cursor: pointer;
}

/* Intensive Page Specifics */


/* Payment Selector Layout */
.payment-section {
    width: 100%;
    margin-top: 20px;
    position: relative;
    z-index: 2;
}

.payment-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.payment-option {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.payment-option.selected {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #000;
}

.payment-option:hover:not(.selected) {
    background: rgba(255, 255, 255, 0.08);
}

.option-radio {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    margin-right: 15px;
    position: relative;
    flex-shrink: 0;
}

.payment-option.selected .option-radio {
    border-color: #000;
}

.payment-option.selected .option-radio::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: #000;
    border-radius: 50%;
}

.option-details {
    flex-grow: 1;
}

.option-title {
    font-family: 'Unbounded', sans-serif;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
    /* Space between price and old price */
}

.option-subtitle {
    font-size: 12px;
    opacity: 0.7;
}

.payment-option.selected .option-subtitle {
    opacity: 0.8;
    color: #000;
}

.payment-option .old-price {
    font-size: 11px;
    opacity: 0.5;
    margin-left: 6px;
    color: inherit;
    position: relative;
    text-decoration: none;
}

.payment-option.selected .old-price {
    opacity: 0.6;
    color: #000;
}

.payment-option .old-price::before {
    content: '';
    position: absolute;
    left: -5%;
    top: 45%;
    width: 110%;
    height: 1.5px;
    background: currentColor;
    transform: rotate(-10deg);
}

/* Main CTA Button */
.main-cta-btn {
    background: #fff;
    color: #000;
    width: 100%;
    border: none;
    padding: 18px;
    border-radius: 50px;
    font-family: 'Unbounded', sans-serif;
    font-weight: 900;
    font-size: 16px;
    text-transform: uppercase;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.1);
    transition: transform 0.2s;
    text-align: center;
    text-decoration: none;
    display: block;
}

.main-cta-btn:active {
    transform: scale(0.98);
}

.main-cta-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}