:root {
    --bg-color: #0f0f0f;
    --card-bg: #1a1a1a;
    --primary-red: #e50914; /* Netflix-like red */
    --primary-red-hover: #b20710;
    --text-color: #ffffff;
    --text-muted: #a3a3a3;
    --border-color: #333;
    --input-bg: #262626;
    --success-color: #4ade80;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    display: flex;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 480px;
    background-color: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.checkout-header {
    width: 100%;
    background-color: #000;
}

.product-banner {
    width: 100%;
    height: auto;
    display: block;
}

.checkout-main {
    padding: 24px;
}

.product-summary {
    text-align: center;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.product-summary h1 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.price-tag {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.old-price {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.new-price {
    font-size: 1.8rem;
    color: var(--primary-red);
}

.scarcity-text {
    margin-top: 10px;
    font-size: 0.85rem;
    color: #fbbf24; /* Amber */
    font-weight: 500;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-red);
}

.payment-method {
    margin: 24px 0;
}

.payment-method p {
    margin-bottom: 10px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.method-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 16px;
    background-color: rgba(229, 9, 20, 0.1);
    border: 1px solid var(--primary-red);
    border-radius: 8px;
    color: var(--primary-red);
    font-weight: 600;
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background-color: var(--primary-red);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.1s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.submit-btn:hover {
    background-color: var(--primary-red-hover);
}

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

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

.checkout-footer {
    text-align: center;
    padding: 16px;
    background-color: #151515;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
}

/* PIX Result Styles */
.hidden {
    display: none;
}

.pix-result {
    text-align: center;
    margin-top: 20px;
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.success-icon {
    margin-bottom: 10px;
}

.qr-code-container {
    margin: 20px 0;
    padding: 10px;
    background: white;
    border-radius: 8px;
    display: inline-block;
}

.qr-code-container img {
    width: 200px;
    height: 200px;
    display: block;
}

.copy-paste-container {
    text-align: left;
}

.copy-paste-container label {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: block;
    margin-bottom: 5px;
}

.input-group {
    display: flex;
    gap: 8px;
}

.input-group input {
    flex: 1;
    padding: 10px;
    background-color: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-color);
    font-size: 0.9rem;
    overflow: hidden;
    text-overflow: ellipsis;
}

.input-group button {
    padding: 0 16px;
    background-color: #333;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: background-color 0.2s;
}

/* UX Enhancements */

/* Scarcity Banner */
.scarcity-banner {
    background-color: rgba(251, 191, 36, 0.1);
    border: 1px solid #fbbf24;
    color: #fbbf24;
    padding: 8px 12px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    margin-bottom: 15px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: #fbbf24;
    border-radius: 50%;
    animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
    0% { box-shadow: 0 0 0 0 rgba(251, 191, 36, 0.7); }
    70% { box-shadow: 0 0 0 6px rgba(251, 191, 36, 0); }
    100% { box-shadow: 0 0 0 0 rgba(251, 191, 36, 0); }
}

/* Countdown */
.countdown-container {
    margin-top: 15px;
    text-align: center;
}

.countdown-container p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.countdown {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-red);
    font-family: monospace;
    letter-spacing: 2px;
}

/* Input Validation */
.input-wrapper {
    position: relative;
}

.input-wrapper input.valid {
    border-color: var(--success-color);
    background-color: rgba(74, 222, 128, 0.05);
}

.validation-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234ade80' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 0.3s;
}

.input-wrapper input.valid + .validation-icon {
    opacity: 1;
}

/* Pulse Animation for CTA */
.pulse-animation {
    animation: btn-pulse 2s infinite;
    box-shadow: 0 0 0 0 rgba(229, 9, 20, 0.7);
}

@keyframes btn-pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(229, 9, 20, 0.7); }
    70% { transform: scale(1.02); box-shadow: 0 0 0 10px rgba(229, 9, 20, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(229, 9, 20, 0); }
}

/* Trust Badges */
.trust-badges {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Order Bumps */
.order-bumps {
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.order-bump-card {
    background-color: #1a1a1a;
    border: 2px dashed #333;
    border-radius: 8px;
    padding: 15px;
    transition: border-color 0.3s, background-color 0.3s;
}

.order-bump-card:hover {
    border-color: #555;
}

.order-bump-card.selected {
    border-color: var(--primary-red);
    background-color: rgba(229, 9, 20, 0.05);
}

.bump-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.9rem;
    color: var(--text-color);
}

.bump-header input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-red);
    cursor: pointer;
}

.bump-header label {
    cursor: pointer;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.bump-content {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.bump-content img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid #333;
}

.bump-details {
    flex: 1;
}

.bump-price {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.highlight-green {
    color: var(--success-color);
}

.bump-cta {
    color: var(--primary-red);
    font-weight: 800;
    font-size: 0.95rem;
    margin-bottom: 6px;
    text-transform: uppercase;
}

.bump-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.total-price-display {
    text-align: center;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding: 10px;
    background-color: #222;
    border-radius: 8px;
    border: 1px solid #333;
}

.total-price-display span {
    color: var(--success-color);
}

.total-price-display .total-old {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 0.9em;
    margin-right: 8px;
}