:root {
    --bg-color: #ffffff;
    --bg-alt: #f9fafb;
    --text-main: #111827;
    --text-muted: #4b5563; /* slightly darker for better reading */
    --accent: #FF4D4D;
    --accent-hover: #e04343;
    --accent-light: #fff0f0;
    --border: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius-md: 12px;
    --radius-lg: 20px;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-alt);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

/* Animations */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseScale {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

/* Navbar */
.top-nav {
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: center;
}

.logo {
    font-weight: 900;
    font-size: 1.25rem;
    letter-spacing: -0.03em;
}

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

/* Hero Section */
.hero {
    padding: 60px 20px 80px;
    text-align: center;
    background: linear-gradient(180deg, #ffffff 0%, #f9fafb 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    min-height: calc(100vh - 60px);
    justify-content: center;
}

.hero-content {
    max-width: 600px;
    width: 100%;
    animation: fadeUp 0.8s ease-out forwards;
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-color);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-main);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 2.75rem;
    margin-bottom: 16px;
}

.highlight {
    color: var(--accent);
}

.subheadline {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 12px;
}

.supporting-text {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 24px;
    padding: 0 10px;
}

.urgency-banner {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent);
    padding: 6px 12px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: 36px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    background: var(--accent);
    color: white;
    font-weight: 700;
    font-size: 1.125rem;
    padding: 18px 32px;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    width: 100%;
    transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(255, 77, 77, 0.3);
}

.hero-cta {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    background: var(--accent);
    color: white;
    font-weight: 800;
    font-size: 1.25rem;
    padding: 20px 32px;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    width: 100%;
    max-width: 400px;
    transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
    box-shadow: 0 8px 24px rgba(255, 77, 77, 0.4);
    animation: pulseScale 2s infinite;
}

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

@media (hover: hover) {
    .btn:hover, .hero-cta:hover {
        background: var(--accent-hover);
        transform: translateY(-2px);
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    color: var(--text-muted);
    animation: bounce 2s infinite;
}

/* Products Section - Blog Layout */
.products {
    padding: 40px 20px 120px;
    background: var(--bg-alt);
}

#product-container {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 60px; /* Big spacing for blog article feel */
}

/* Blog Article Card */
.blog-product-card {
    background: var(--bg-color);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
    opacity: 0;
    transform: translateY(30px);
}

.blog-product-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.blog-header {
    padding: 24px 24px 16px;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
}

.blog-number {
    display: inline-block;
    color: var(--accent);
    font-weight: 800;
    font-size: 1rem;
    margin-bottom: 4px;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.blog-title {
    font-size: 1.5rem;
    line-height: 1.35;
    color: var(--text-main);
}

.blog-image-wrapper {
    position: relative;
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: center;
    overflow: hidden;
    padding: 20px 0; /* padding so it looks like a product feature */
}

.blog-image {
    width: 100%;
    max-height: 400px;
    object-fit: contain;
}

.blog-image-wrapper .badge {
    position: absolute;
    top: 16px;
    left: 16px;
    z-index: 10;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(4px);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    color: var(--text-main);
}

.blog-image-wrapper .badge.best-seller {
    color: #eab308;
    background: #fefce8;
    border: 1px solid #fef08a;
}

.blog-image-wrapper .badge.price-drop {
    color: var(--accent);
    background: var(--accent-light);
    border: 1px solid #fecaca;
}

.blog-content {
    padding: 32px 24px;
}

.blog-desc {
    font-size: 1.1rem;
    line-height: 1.75;
    color: var(--text-main);
    margin-bottom: 32px;
    font-weight: 400;
}

/* Pros and Cons Block */
.pros-cons-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 32px;
}

.pros-box, .cons-box {
    padding: 20px;
    border-radius: var(--radius-md);
    background: #f9fafb;
}

.pros-box {
    border-left: 4px solid #10b981; /* Green */
}

.cons-box {
    border-left: 4px solid #ef4444; /* Red */
}

.pros-box h4, .cons-box h4 {
    font-size: 1.1rem;
    margin-bottom: 16px;
}

.pros-box h4 {
    color: #059669;
}

.cons-box h4 {
    color: #b91c1c;
}

.pros-cons-container ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pros-cons-container li {
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.pros-cons-container li:last-child {
    margin-bottom: 0;
}

.bullet {
    flex-shrink: 0;
}

/* Buy Box */
.blog-buy-box {
    background: #f9fafb;
    padding: 24px;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--border);
}

.price-wrap {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 16px;
}

.current-price {
    font-size: 2rem;
    font-weight: 900;
    color: var(--text-main);
}

.original-price {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 1.1rem;
    font-weight: 500;
}

.buy-btn {
    width: 100%;
    margin-bottom: 12px;
    border-radius: 12px;
}

.microcopy {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Sticky CTA Mobile */
.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid var(--border);
    padding: 16px 20px;
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
    box-shadow: 0 -10px 20px rgba(0,0,0,0.05);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1000;
}

.sticky-cta.visible {
    transform: translateY(0);
}

.sticky-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 680px;
    margin: 0 auto;
    gap: 16px;
}

.sticky-text {
    font-weight: 800;
    font-size: 0.95rem;
    flex-shrink: 1;
}

.sticky-btn {
    background: var(--accent);
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 100px;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 4px 10px rgba(255, 77, 77, 0.3);
    cursor: pointer;
    flex-shrink: 0;
    transition: transform 0.1s;
}

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

/* Footer */
footer {
    background: #111827;
    color: #9ca3af;
    padding: 60px 20px;
    text-align: center;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.disclaimer {
    font-size: 0.85rem;
    margin-bottom: 24px;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: white;
}

/* Desktop sizing adjustments */
@media (min-width: 768px) {
    .hero {
        padding: 80px 20px;
        min-height: 60vh;
    }
    .hero h1 {
        font-size: 3.5rem;
    }
    .subheadline {
        font-size: 1.5rem;
    }
    .products {
        padding: 60px 20px 120px;
    }
    .pros-cons-container {
        grid-template-columns: 1fr 1fr;
    }
    .sticky-cta {
        display: none !important;
    }
}