:root {
    --bg-color: #f4f7fb; /* Very light cool gray/blue */
    --text-color: #1e293b; /* Dark slate for high contrast */
    --text-muted: #475569;
    --accent-color: #2563eb; /* Trusting, vibrant royal blue */
    --accent-hover: #1d4ed8;
    --accent-light: #eff6ff;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.7;
    overflow-x: hidden;
    background-image: linear-gradient(180deg, #ffffff 0%, var(--bg-color) 400px);
    background-repeat: no-repeat;
}

/* Glassmorphism / Clean Card utility */
.glass {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
}

/* Navbar */
header {
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 0.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: #0f172a;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent-color);
}

.btn {
    background: var(--accent-color);
    color: #ffffff;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.2s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    text-align: center;
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.39);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
    background: var(--accent-hover);
}

header .btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
}

/* Hero Section */
.hero {
    margin-top: 5rem;
    padding: 4rem 1.5rem;
    text-align: center;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--accent-light);
    color: var(--accent-color);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: #0f172a;
    font-weight: 800;
    letter-spacing: -1px;
}

.hero p.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Advertorial Content */
.advertorial {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
    margin-bottom: 4rem;
}

.advertorial h2 {
    font-size: 2rem;
    color: #0f172a;
    margin: 3rem 0 1.5rem;
    line-height: 1.3;
    font-weight: 800;
    border-bottom: 3px solid var(--accent-light);
    padding-bottom: 0.5rem;
    display: inline-block;
}

.advertorial h3 {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin: 2.5rem 0 1rem;
    font-weight: 700;
}

.advertorial p {
    font-size: 1.15rem;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.advertorial ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.advertorial li {
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
    color: var(--text-color);
}

.content-image-placeholder {
    width: 100%;
    min-height: 400px;
    background-color: var(--accent-light);
    border: 2px dashed var(--accent-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    margin: 2rem 0;
    font-size: 1.1rem;
    text-align: center;
    padding: 2rem;
    font-weight: 600;
}

.content-image-placeholder img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    display: none;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.feature-card {
    padding: 2rem;
    text-align: center;
    transition: transform 0.2s ease;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: #0f172a;
    font-weight: 700;
}

.feature-card p {
    font-size: 1rem;
    color: var(--text-muted);
}

/* FAQ Section */
.faq-item {
    background: #ffffff;
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    border-left: 4px solid var(--accent-color);
}

.faq-item h4 {
    font-size: 1.1rem;
    color: #0f172a;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.faq-item p {
    font-size: 1rem;
    margin-bottom: 0;
    color: var(--text-muted);
}

/* Testimonials */
.testimonial {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin: 2rem 0;
    position: relative;
}

.testimonial::before {
    content: '"';
    font-size: 4rem;
    color: var(--accent-light);
    position: absolute;
    top: 0.5rem;
    left: 1rem;
    font-family: serif;
    line-height: 1;
}

.testimonial-stars {
    color: #f59e0b;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.testimonial p {
    position: relative;
    z-index: 1;
    font-style: italic;
    color: var(--text-muted);
}

.testimonial-author {
    font-weight: 700;
    color: #0f172a;
    margin-top: 1rem;
    display: block;
}

/* Offer / CTA Section - Dashed Layout */
.cta-section {
    padding: 2rem 1.5rem;
    background: #ffffff;
    margin: 3rem 0;
}
.dashed-offer-box {
    max-width: 800px;
    margin: 0 auto;
    border: 2px dashed #000;
    padding: 3rem;
    display: flex;
    align-items: center;
    gap: 3rem;
    background: #fff;
    border-radius: 4px;
}
.offer-image-col {
    position: relative;
    flex: 1;
    text-align: center;
}
.discount-circle {
    position: absolute;
    top: 10%;
    left: -20px;
    background: #dc2626;
    color: #fff;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    z-index: 2;
}
.offer-image-col img {
    max-width: 100%;
    position: relative;
    z-index: 1;
}
.offer-text-col {
    flex: 1.2;
    text-align: center;
}
.offer-preheading {
    font-size: 1.1rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}
.offer-heading {
    font-size: 2.2rem;
    font-weight: 800;
    color: #333;
    line-height: 1.1;
    margin-bottom: 1rem;
}
.offer-subtext {
    color: #94a3b8;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    line-height: 1.4;
}
.trust-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid #e2e8f0;
    padding: 0.5rem 1rem;
    border-radius: 30px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: #64748b;
    white-space: nowrap;
}
.trust-pill .stock-faces {
    font-size: 1.2rem;
    letter-spacing: -5px;
    margin-right: 5px;
}
.trust-pill .stars {
    color: #facc15;
}
.trust-pill .rating {
    font-weight: 700;
    color: #333;
}
.trust-pill .green-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    margin: 0 4px 0 8px;
}
.trust-pill .stock-status {
    color: #16a34a;
}
.green-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    background: #22c55e;
    color: #fff;
    font-size: 1.4rem;
    font-weight: 800;
    padding: 1.2rem;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    transition: transform 0.2s;
    margin-bottom: 1rem;
}
.green-btn:hover {
    transform: translateY(-2px);
    background: #16a34a;
}
.guarantee-text {
    font-size: 0.85rem;
    color: #94a3b8;
}

/* Footer - 3 Column Layout */
.main-footer {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
    padding: 4rem 2rem;
    background: #ffffff;
    border-top: 1px solid var(--border-color);
}
.brand-col .footer-logo {
    color: #2563eb;
    font-weight: 800;
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-style: italic;
}
.brand-col .footer-logo span {
    color: #333;
}
.payment-icons {
    display: flex;
    gap: 0.5rem;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}
.dmca-badge {
    display: inline-block;
    background: #333;
    color: #fff;
    font-size: 0.8rem;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: bold;
    margin-bottom: 1rem;
}
.brand-col .copyright {
    color: #94a3b8;
    font-size: 0.9rem;
}
.link-col h3 {
    font-size: 1.2rem;
    color: #333;
    margin-bottom: 1rem;
    font-weight: 600;
}
.link-col a {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}
.link-col a:hover {
    color: var(--accent-color);
}

@media (max-width: 768px) {
    .hero {
        padding-top: 3rem;
    }
    .hero h1 {
        font-size: 2.2rem;
    }
    .advertorial {
        padding: 1.5rem;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }
    .advertorial h2 {
        font-size: 1.7rem;
    }
    .advertorial p {
        font-size: 1.05rem;
    }
    .price {
        font-size: 2.8rem;
    }
    .dashed-offer-box {
        flex-direction: column;
        padding: 1.5rem;
    }
    .main-footer {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .payment-icons {
        justify-content: center;
    }
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.7); }
    70% { transform: scale(1.2); box-shadow: 0 0 0 6px rgba(220, 38, 38, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(220, 38, 38, 0); }
}

.urgency-pulse {
    animation: flashBorder 2s infinite;
}

@keyframes flashBorder {
    0% { border-color: #fca5a5; }
    50% { border-color: #dc2626; box-shadow: 0 0 8px rgba(220,38,38,0.3); }
    100% { border-color: #fca5a5; }
}