:root {
    --bg-primary: #0F172A; /* Deep Navy/Charcoal */
    --bg-secondary: #1E293B;
    --accent-gold: #EAB308;
    --accent-brass: #CA8A04;
    --accent-sage: #86EFAC;
    --text-white: #F8FAFC;
    --text-muted: #94A3B8;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-premium: 0 20px 50px rgba(0, 0, 0, 0.3);
    --radius-xl: 40px;
    --radius-lg: 24px;
    --radius-md: 12px;
    --transition-slow: all 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    --transition-fast: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 120px;
}

/* Ad notice banner */
.ad-notice-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 8px 20px;
    background: rgba(30, 41, 59, 0.98);
    border-bottom: 1px solid var(--glass-border);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.ad-badge {
    padding: 4px 10px;
    background: rgba(234, 179, 8, 0.2);
    color: var(--accent-gold);
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
}

.hero-ad-label {
    display: inline-block;
    margin-left: 12px;
    padding: 8px 14px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Header */
.site-header {
    position: fixed;
    top: 40px;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-fast);
}

.site-header.scrolled {
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-white);
    text-decoration: none;
    letter-spacing: 1px;
    transition: var(--transition-fast);
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--text-white);
}

.btn-sm {
    padding: 12px 24px;
    font-size: 0.95rem;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-white);
    line-height: 1.7;
    overflow-x: hidden;
    background-image: 
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(234, 179, 8, 0.08), transparent),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(134, 239, 172, 0.04), transparent);
}

h1, h2, h3 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    line-height: 1.1;
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 40px;
}

section {
    padding: 120px 0;
    position: relative;
}

/* Typography Utilities */
.text-center { text-align: center; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 48px; }
.mt-4 { margin-top: 48px; }
.accent-text { 
    color: var(--accent-gold); 
    font-weight: 600; 
    text-transform: uppercase; 
    letter-spacing: 4px; 
    font-size: 0.85rem;
    display: block;
    margin-bottom: 16px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 20px 44px;
    border-radius: 60px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition-slow);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-brass));
    color: var(--bg-primary);
    box-shadow: 0 10px 20px rgba(234, 179, 8, 0.2);
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 30px rgba(234, 179, 8, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-white);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--text-white);
    transform: translateY(-5px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: radial-gradient(circle at top right, var(--bg-secondary), var(--bg-primary));
    padding-top: 180px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
}

.hero-content h1 {
    font-size: 5rem;
    margin-bottom: 32px;
}

.hero-content p {
    font-size: 1.4rem;
    color: var(--text-muted);
    margin-bottom: 48px;
    max-width: 600px;
}

.hero-image {
    position: relative;
}

.book-promo-box {
    position: relative;
    max-width: 340px;
    margin: 0 auto;
    padding: 24px;
    background: linear-gradient(145deg, rgba(30, 41, 59, 0.95), rgba(15, 23, 42, 0.95));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: 
        0 25px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        0 0 60px rgba(234, 179, 8, 0.1);
    animation: promoFloat 4s ease-in-out infinite;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

@keyframes promoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.badge {
    position: absolute;
    padding: 6px 14px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 6px;
    z-index: 2;
    animation: badgePulse 2s ease-in-out infinite;
}

.badge-discount {
    top: -8px;
    right: -8px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.5);
    animation: discountShake 1.5s ease-in-out infinite;
}

@keyframes discountShake {
    0%, 100% { transform: rotate(-3deg); }
    50% { transform: rotate(3deg); }
}

.badge-bestseller {
    top: -8px;
    left: -8px;
    background: linear-gradient(135deg, var(--accent-gold), var(--accent-brass));
    color: var(--bg-primary);
    box-shadow: 0 4px 15px rgba(234, 179, 8, 0.4);
}

.badge-sa {
    top: 42%;
    left: -14px;
    background: linear-gradient(135deg, #059669, #047857);
    color: white;
    font-size: 0.7rem;
    padding: 5px 10px;
    transform: rotate(-12deg);
}

.book-cover-wrap {
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.hero-image .book-cover-wrap img {
    width: 100%;
    display: block;
    vertical-align: top;
}

.book-price-block {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
}

.price-old {
    font-size: 1rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-current {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-gold);
    text-shadow: 0 0 20px rgba(234, 179, 8, 0.3);
    animation: priceGlow 2s ease-in-out infinite;
}

@keyframes priceGlow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.9; }
}

.btn-book {
    width: 100%;
    text-align: center;
    padding: 16px 24px;
    transition: transform 0.3s ease;
}

@keyframes badgePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.badge-sa { animation: none; }

.badge-limited {
    bottom: -6px;
    right: 50%;
    transform: translateX(50%);
    background: linear-gradient(135deg, #7c3aed, #6d28d9);
    color: white;
    font-size: 0.65rem;
    padding: 4px 12px;
    animation: limitedBlink 1.5s ease-in-out infinite;
}

@keyframes limitedBlink {
    0%, 100% { opacity: 1; box-shadow: 0 2px 12px rgba(124, 58, 237, 0.6); }
    50% { opacity: 0.85; box-shadow: 0 2px 20px rgba(124, 58, 237, 0.9); }
}

.book-promo-box:hover {
    box-shadow: 
        0 30px 70px rgba(0, 0, 0, 0.45),
        0 0 0 1px rgba(255, 255, 255, 0.08),
        0 0 80px rgba(234, 179, 8, 0.15);
    transform: translateY(-4px) scale(1.02);
    animation: none;
}

.btn-book:hover {
    transform: translateY(-3px) scale(1.02);
}

.cta-group {
    display: flex;
    gap: 20px;
}

.trust-ribbon {
    display: flex;
    gap: 32px;
    margin-top: 64px;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.trust-ribbon span::before {
    content: '✦';
    color: var(--accent-gold);
    margin-right: 8px;
}

/* Cards & Glassmorphism */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: 48px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-premium);
    transition: var(--transition-slow);
}

.card:hover {
    transform: translateY(-10px) rotate(1deg);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Practical Section */
.practical {
    background-color: var(--bg-primary);
}

.practical-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

/* Featured Content */
.featured {
    background-color: var(--bg-secondary);
}

.featured-scroll {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.featured-card {
    padding: 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-slow);
}

.featured-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: scale(1.03);
}

/* Lifestyle Editorial */
.lifestyle-section {
    background: linear-gradient(to right, var(--bg-primary), var(--bg-secondary));
}

.lifestyle-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
}

.lifestyle-image img {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-premium);
    transform: perspective(1000px) rotateY(-5deg);
    transition: var(--transition-slow);
}

.lifestyle-image:hover img {
    transform: perspective(1000px) rotateY(0deg);
}

.lifestyle-content h2 {
    font-size: 3.5rem;
    margin-bottom: 32px;
}

/* Recipe Grid */
.recipe-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.recipe-card {
    overflow: hidden;
    padding: 0;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    transition: var(--transition-slow);
}

.recipe-card:hover {
    border-color: rgba(234, 179, 8, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.recipe-card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.recipe-card:hover img {
    transform: scale(1.08);
}

.recipe-info {
    padding: 28px 32px;
    background: rgba(30, 41, 59, 0.5);
}

.recipe-info h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
    color: var(--text-white);
}

.recipe-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Author Section */
.author .card {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.9), rgba(15, 23, 42, 0.9));
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: 1s all ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* FAQ Section */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-fast);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 28px 0;
    background: none;
    border: none;
    color: var(--text-white);
    font-size: 1.2rem;
    font-family: inherit;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--accent-gold);
}

.faq-question span {
    flex-shrink: 0;
    font-size: 1.5rem;
    color: var(--accent-gold);
    transition: transform 0.4s ease;
}

.faq-item.active .faq-question span {
    transform: rotate(45deg);
}

.faq-answer {
    color: var(--text-muted);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding-bottom: 28px;
    padding-right: 40px;
    line-height: 1.8;
}

/* Final CTA */
.final-cta {
    background: radial-gradient(ellipse 120% 100% at 50% 50%, var(--accent-gold), var(--accent-brass));
    color: var(--bg-primary) !important;
    padding: 100px 0;
    text-align: center;
}

.final-cta h2, .final-cta p {
    color: var(--bg-primary);
}

/* Sticky CTA */
.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px 24px;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

@media (min-width: 769px) {
    .sticky-cta {
        display: none;
    }
}

/* Partner Books */
.partners {
    background-color: var(--bg-secondary);
}

.partner-books-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    max-width: 1100px;
    margin: 0 auto;
}

.partner-book {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-slow);
}

.partner-book:hover {
    transform: translateY(-8px);
}

.partner-book:hover .partner-book-cover {
    border-color: rgba(234, 179, 8, 0.4);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.partner-book-cover {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    margin-bottom: 16px;
    transition: var(--transition-fast);
}

.partner-book-cover img {
    width: 100%;
    display: block;
    aspect-ratio: 2/3;
    object-fit: cover;
}

.partner-book-title {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-white);
    line-height: 1.4;
}

.partner-book:hover .partner-book-title {
    color: var(--accent-gold);
}

@media (max-width: 1024px) {
    .partner-books-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .partner-books-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* Footer */
footer {
    background-color: #080C14;
    padding: 100px 0 60px;
    border-top: 1px solid var(--glass-border);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px 40px;
    margin-bottom: 48px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-gold);
}

.disclaimer {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-disclaimer {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.75;
}

.footer-disclaimer p {
    margin-bottom: 20px;
}

.footer-disclaimer-title {
    font-weight: 600;
    color: var(--text-white);
    font-size: 0.9rem;
    margin-top: 28px !important;
    margin-bottom: 8px !important;
}

.footer-disclaimer-title:first-child {
    margin-top: 0 !important;
}

.footer-copyright {
    margin-top: 32px !important;
    padding-top: 24px;
    border-top: 1px solid var(--glass-border);
    font-size: 0.8rem;
    opacity: 0.8;
}

/* Mobile Adjustments */
@media (max-width: 1024px) {
    .container { padding: 0 24px; }
    .hero-content h1 { font-size: 3.5rem; }
    .lifestyle-grid, .hero-grid { gap: 40px; }
}

@media (max-width: 768px) {
    .ad-notice-banner {
        flex-wrap: wrap;
        gap: 8px;
        padding: 6px 16px;
        font-size: 0.7rem;
    }

    .ad-notice-banner span:last-child {
        flex-basis: 100%;
        text-align: center;
    }

    .hero-ad-label {
        margin-left: 0;
        margin-top: 8px;
    }

    .hero-grid, .lifestyle-grid, .practical-grid, .recipe-grid, .featured-scroll {
        grid-template-columns: 1fr;
    }
    
    .hero-content h1 { font-size: 2.8rem; }
    .lifestyle-content h2 { font-size: 2.2rem; }
    
    .hero { text-align: center; }
    .cta-group { justify-content: center; flex-direction: column; }
    .trust-ribbon { justify-content: center; flex-wrap: wrap; }
    
    section { padding: 80px 0; }
    
    .nav-links {
        gap: 16px;
    }
    
    .nav-links a:not(.btn) {
        font-size: 0.85rem;
    }
    
    .logo {
        font-size: 1.2rem;
    }
}