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

:root {
    --primary-color: #673de6;
    --secondary-color: #5231a0;
    --accent-color: #9b72cf;
    --success-color: #673de6;
    --text-color: #333;
    --text-light: #666;
    --bg-color: #f8f9fa;
    --white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 2rem 0;
    box-shadow: var(--shadow);
}

.logo h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 3rem 0;
    text-align: center;
}

.hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.badge {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

/* Main Content */
.main-content {
    padding: 3rem 0;
}

.coupon-section {
    background: var(--white);
    border-radius: 12px;
    padding: 2.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.coupon-section:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.coupon-section.featured {
    border: 3px solid var(--primary-color);
}

.coupon-section.popular {
    border: 3px solid var(--primary-color);
}

.coupon-badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
    box-shadow: var(--shadow);
}

.coupon-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.coupon-header h2 {
    font-size: 2rem;
    color: var(--primary-color);
}

.discount-tag {
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    color: var(--white);
    font-weight: bold;
    font-size: 1.2rem;
    box-shadow: var(--shadow);
}

.discount-60 {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
}

.discount-50 {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

.discount-30 {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
}

.discount-10 {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
}

.discount-5 {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.pricing-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.original-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 1.2rem;
}

.discount-price {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
}

.bonus {
    background: var(--success-color);
    color: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: 5px;
    font-size: 0.9rem;
    font-weight: bold;
}

.deal-note {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 8px;
}

.features-list {
    list-style: none;
    margin-bottom: 2rem;
}

.features-list li {
    padding: 0.8rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-color);
}

.features-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.features-list li strong {
    color: var(--primary-color);
}

.coupon-code-box {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 1.5rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.coupon-label {
    font-weight: bold;
    color: var(--text-color);
}

.coupon-code {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    letter-spacing: 2px;
    background: var(--white);
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    box-shadow: var(--shadow);
}

.copy-btn {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s ease, transform 0.2s ease;
    font-size: 1rem;
}

.copy-btn:hover {
    background: var(--secondary-color);
    transform: scale(1.05);
}

.copy-btn:active {
    transform: scale(0.95);
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    padding: 1.2rem 3rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    text-align: center;
    width: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: var(--shadow);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* How to Use Section */
.how-to-use {
    background: var(--white);
    padding: 3rem 0;
    margin-top: 3rem;
}

.how-to-use h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
    padding: 2rem;
    background: var(--bg-color);
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.step:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    margin: 0 auto 1rem;
}

.step h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.step p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Disclosure Section */
.disclosure {
    background: var(--bg-color);
    padding: 3rem 0;
    margin-top: 3rem;
}

.disclosure h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.disclosure-content {
    max-width: 900px;
    margin: 0 auto;
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.disclosure-content h3 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.disclosure-content h3:first-child {
    margin-top: 0;
}

.disclosure-content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.disclosure-content strong {
    color: var(--text-color);
}

/* Footer */
.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 3rem 0 1rem;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    line-height: 1.8;
    opacity: 0.9;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-section ul li a:hover {
    opacity: 1;
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.affiliate-notice {
    font-size: 0.9rem;
    opacity: 0.8;
    font-style: italic;
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--success-color);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-hover);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 1000;
    font-weight: bold;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo h1 {
        font-size: 1.8rem;
    }

    .hero-content h2 {
        font-size: 1.8rem;
    }

    .coupon-header h2 {
        font-size: 1.5rem;
    }

    .discount-tag {
        font-size: 1rem;
        padding: 0.6rem 1rem;
    }

    .coupon-section {
        padding: 1.5rem;
    }

    .coupon-code-box {
        flex-direction: column;
        text-align: center;
    }

    .coupon-code {
        font-size: 1.2rem;
        padding: 0.6rem 1rem;
    }

    .copy-btn {
        width: 100%;
    }

    .steps {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .toast {
        right: 10px;
        left: 10px;
        bottom: 10px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .logo h1 {
        font-size: 1.5rem;
    }

    .subtitle {
        font-size: 0.9rem;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

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