/* ===================================
   Sonarplay Landing Page - Violet Mystical Theme
   =================================== */

/* CSS Variables */
:root {
    --bg-dark: #0a0514;
    --bg-card: #120a20;
    --bg-card-hover: #1a0f2e;
    --violet-primary: #8b5cf6;
    --violet-glow: rgba(139, 92, 246, 0.5);
    --violet-dim: rgba(139, 92, 246, 0.3);
    --purple-accent: #a78bfa;
    --indigo-accent: #6366f1;
    --pink-accent: #ec4899;
    --text-primary: #ffffff;
    --text-secondary: #c4b5d4;
    --text-muted: #8b7a99;
    --accent-amber: #f59e0b;
    --accent-orange: #f97316;
    --accent-red: #ef4444;
    --border-color: rgba(139, 92, 246, 0.2);
    --shadow-violet: 0 0 30px rgba(139, 92, 246, 0.3);
    --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.5);
    --transition-fast: 150ms;
    --transition-normal: 300ms;
    --transition-slow: 500ms;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ===================================
   UNIQUE BACKGROUND EFFECTS
   =================================== */

/* Animated Background with Gradient Mesh */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(99, 102, 241, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 70% 20%, rgba(167, 139, 250, 0.1) 0%, transparent 50%);
    z-index: -2;
    animation: gradientShift 15s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
    50% {
        transform: scale(1.1) rotate(5deg);
        opacity: 0.8;
    }
}

/* Decorative Floating Shapes */
.floating-shapes {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
    animation: floatShape 20s ease-in-out infinite;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--violet-primary);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: var(--pink-accent);
    bottom: -50px;
    left: -50px;
    animation-delay: 5s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: var(--indigo-accent);
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes floatShape {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg) scale(1);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg) scale(0.9);
    }
}

/* Particle System */
.bg-particles {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(2px 2px at 20px 30px, rgba(139, 92, 246, 0.4), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(167, 139, 250, 0.3), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(99, 102, 241, 0.5), transparent),
        radial-gradient(2px 2px at 130px 80px, rgba(236, 72, 153, 0.3), transparent),
        radial-gradient(1px 1px at 160px 120px, rgba(139, 92, 246, 0.4), transparent),
        radial-gradient(3px 3px at 200px 150px, rgba(167, 139, 250, 0.3), transparent),
        radial-gradient(2px 2px at 250px 200px, rgba(99, 102, 241, 0.4), transparent);
    background-size: 300px 300px;
    z-index: -1;
    animation: particleFloat 25s linear infinite;
}

@keyframes particleFloat {
    0% { transform: translateY(0) translateX(0); }
    100% { transform: translateY(-300px) translateX(50px); }
}

/* Geometric Decorations */
.geo-decoration {
    position: absolute;
    pointer-events: none;
    opacity: 0.1;
}

.geo-1 {
    top: 10%;
    left: 5%;
    width: 100px;
    height: 100px;
    border: 2px solid var(--violet-primary);
    transform: rotate(45deg);
    animation: rotateGeo 30s linear infinite;
}

.geo-2 {
    bottom: 20%;
    right: 10%;
    width: 80px;
    height: 80px;
    border: 2px solid var(--pink-accent);
    border-radius: 50%;
    animation: pulseGeo 4s ease-in-out infinite;
}

.geo-3 {
    top: 60%;
    left: 8%;
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, var(--violet-primary), var(--indigo-accent));
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
    animation: floatGeo 6s ease-in-out infinite;
}

@keyframes rotateGeo {
    from { transform: rotate(45deg); }
    to { transform: rotate(405deg); }
}

@keyframes pulseGeo {
    0%, 100% { transform: scale(1); opacity: 0.1; }
    50% { transform: scale(1.2); opacity: 0.2; }
}

@keyframes floatGeo {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    position: relative;
}

/* ===================================
   HERO SECTION - UNIQUE ASYMMETRICAL LAYOUT
   =================================== */
.hero {
    min-height: 100vh;
    padding: 80px 30px;
    position: relative;
    display: flex;
    flex-direction: column;
}

/* Hero Header - Full Width */
.hero-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
}

/* Hero Grid - 2 Columns */
.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Hero Content Left Column */
.hero-content-left {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

/* Hero Visual Side */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

/* Floating Book Preview */
.floating-books {
    position: relative;
    width: 100%;
    height: 500px;
}

.floating-book {
    position: absolute;
    width: 180px;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 15px;
    box-shadow: var(--shadow-violet);
    transition: transform var(--transition-normal);
    animation: floatBook 6s ease-in-out infinite;
}

.floating-book img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 10px;
}

.floating-book-1 {
    top: 0;
    left: 0;
    transform: rotate(-5deg);
    z-index: 3;
    animation-delay: 0s;
}

.floating-book-2 {
    top: 50px;
    right: 20px;
    transform: rotate(8deg);
    z-index: 2;
    animation-delay: 2s;
}

.floating-book-3 {
    bottom: 0;
    left: 50px;
    transform: rotate(-3deg);
    z-index: 1;
    animation-delay: 4s;
}

@keyframes floatBook {
    0%, 100% {
        transform: translateY(0) rotate(var(--rotate, -5deg));
    }
    50% {
        transform: translateY(-20px) rotate(calc(var(--rotate, -5deg) + 3deg));
    }
}

/* Badge with New Style */
.badge-container {
    margin-bottom: 30px;
    display: inline-block;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.3), rgba(139, 92, 246, 0.3));
    border: 2px solid var(--accent-red);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #fff;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 30px rgba(239, 68, 68, 0.3);
}

.badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent-red);
    border-radius: 50%;
    animation: pulse 1.5s ease-in-out infinite;
}

.badge.pulse {
    animation: badgePulse 3s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4), 0 0 30px rgba(239, 68, 68, 0.3);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(239, 68, 68, 0), 0 0 50px rgba(239, 68, 68, 0.2);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

/* Headline with Gradient Text */
.headline {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: -0.5px;
}

.headline-red {
    background: linear-gradient(135deg, var(--accent-red), var(--pink-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: 8px;
}

.headline-white {
    color: var(--text-primary);
    display: block;
    font-size: 1em;
}

.headline-gold {
    background: linear-gradient(135deg, var(--violet-primary), var(--purple-accent), var(--indigo-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    font-size: 1em;
    animation: shimmer 3s ease-in-out infinite;
    background-size: 200% auto;
}

@keyframes shimmer {
    0% { background-position: 0% center; }
    50% { background-position: 100% center; }
    100% { background-position: 0% center; }
}

/* Subheadline */
.subheadline {
    font-size: clamp(16px, 2vw, 19px);
    color: var(--text-secondary);
    max-width: 550px;
    margin: 0 auto 40px;
    line-height: 1.7;
    font-weight: 400;
}

/* Price Display with Enhanced Design */
.price-display {
    display: inline-flex;
    align-items: center;
    gap: 25px;
    margin-bottom: 35px;
    padding: 25px 45px;
    width: auto;
    max-width: 100%;
    background: linear-gradient(135deg, rgba(18, 10, 32, 0.9), rgba(26, 15, 46, 0.9));
    border: 2px solid var(--border-color);
    border-radius: 24px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    box-shadow:
        var(--shadow-violet),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.price-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent,
        rgba(139, 92, 246, 0.3),
        transparent);
    animation: priceShine 3s ease-in-out infinite;
}

@keyframes priceShine {
    0% { left: -100%; }
    50%, 100% { left: 100%; }
}

.price-display::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg,
        var(--pink-accent),
        var(--violet-primary),
        var(--indigo-accent),
        var(--purple-accent));
}

.price-original {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-muted);
    text-decoration: line-through;
    opacity: 0.7;
}

.price-divider {
    color: var(--text-muted);
    font-size: 22px;
    opacity: 0.5;
}

.price-sale {
    font-size: 48px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--violet-primary), var(--purple-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px var(--violet-glow));
}

.currency {
    font-size: 18px;
    font-weight: 500;
    background: var(--violet-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.period {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-secondary);
}

.discount-badge {
    position: absolute;
    top: 8px;
    right: 25px;
    background: linear-gradient(135deg, var(--accent-red), #fb7185);
    color: white;
    padding: 8px 18px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 800;
    transform: rotate(8deg);
    box-shadow: 0 8px 30px rgba(239, 68, 68, 0.5);
    animation: bounceBadge 2s ease-in-out infinite;
}

@keyframes bounceBadge {
    0%, 100% { transform: rotate(8deg) translateY(0); }
    50% { transform: rotate(8deg) translateY(-5px); }
}

/* Countdown with Unique Design */
.countdown-container {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    width: 100%;
    justify-content: center;
}

.countdown-label {
    color: var(--text-secondary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

.countdown {
    display: flex;
    align-items: center;
    gap: 8px;
}

.countdown-digit {
    background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 12px 18px;
    font-size: 26px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--violet-primary), var(--purple-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 55px;
    text-align: center;
    box-shadow:
        0 0 20px var(--violet-dim),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.countdown-digit::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255,255,255,0.1), transparent);
    border-radius: 10px 10px 0 0;
}

.countdown-sep {
    color: var(--text-muted);
    font-size: 22px;
    font-weight: 700;
}

/* Scarcity */
.scarcity {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
    width: 100%;
    margin-bottom: 35px;
    padding: 12px 20px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 50px;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.scarcity-dot {
    width: 10px;
    height: 10px;
    background: var(--accent-red);
    border-radius: 50%;
    animation: blink 1s ease-in-out infinite;
    box-shadow: 0 0 10px var(--accent-red);
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.scarcity strong {
    color: var(--accent-red);
    font-weight: 700;
}

/* Email Form with Enhanced Design */
.email-form {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    width: 100%;
    max-width: 100%;
    margin-bottom: 40px;
}

.email-input {
    width: 100%;
    padding: 20px 30px;
    background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
    border: 2px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 17px;
    transition: all var(--transition-normal);
    outline: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.email-input::placeholder {
    color: var(--text-muted);
}

.email-input:focus {
    border-color: var(--violet-primary);
    box-shadow:
        0 0 40px var(--violet-dim),
        0 8px 30px rgba(139, 92, 246, 0.2);
    transform: translateY(-2px);
}

.email-input:valid {
    border-color: var(--violet-dim);
}

/* CTA Button */
.cta-button {
    position: relative;
    width: 100%;
    padding: 20px 45px;
    background: linear-gradient(135deg, var(--violet-primary), var(--purple-accent), var(--indigo-accent));
    background-size: 200% auto;
    border: none;
    border-radius: 50px;
    color: #ffffff;
    font-size: 18px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    overflow: hidden;
    transition: all var(--transition-normal);
    box-shadow:
        0 10px 40px var(--violet-glow),
        inset 0 -2px 0 rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow:
        0 15px 50px var(--violet-glow),
        0 0 60px var(--violet-dim);
    background-position: right center;
}

.cta-button:active {
    transform: translateY(-1px);
}

.cta-text {
    position: relative;
    z-index: 1;
}

.cta-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.3), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.cta-button:hover .cta-glow {
    opacity: 1;
    animation: btnGlow 1.5s ease-in-out infinite;
}

@keyframes btnGlow {
    0%, 100% { transform: translate(-30%, -30%); }
    50% { transform: translate(30%, 30%); }
}

/* Trust Badges */
.trust-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 35px;
    width: 100%;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

.trust-icon {
    width: 22px;
    height: 22px;
    color: var(--violet-primary);
    filter: drop-shadow(0 0 8px var(--violet-dim));
}

/* ===================================
   SECTION DIVIDER
   =================================== */
.section-divider {
    height: 100px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 40px 0;
}

.section-divider::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg,
        transparent,
        var(--violet-primary),
        var(--pink-accent),
        var(--violet-primary),
        transparent);
}

.section-divider-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-dark);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.section-divider-icon svg {
    width: 24px;
    height: 24px;
    color: var(--violet-primary);
}

/* ===================================
   BOOKS SECTION - ENHANCED GRID
   =================================== */
.books-section {
    padding: 100px 30px;
    text-align: center;
    position: relative;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--text-primary), var(--purple-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: 60px;
    font-weight: 400;
}

/* Books Grid with Unique Layout */
.books-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
    margin-bottom: 40px;
    position: relative;
}

/* Book Card with Enhanced Design */
.book-card {
    position: relative;
    background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
    border: 2px solid var(--border-color);
    border-radius: 24px;
    padding: 35px 25px;
    transition: all var(--transition-normal);
    cursor: pointer;
    overflow: hidden;
}

.book-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg,
        var(--violet-primary),
        var(--purple-accent),
        var(--pink-accent));
}

.book-card:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: var(--violet-primary);
    box-shadow:
        var(--shadow-violet),
        0 20px 60px rgba(139, 92, 246, 0.2);
}

.book-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 250px;
    background: radial-gradient(ellipse, var(--violet-dim), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.book-card:hover .book-glow {
    opacity: 1;
}

/* Book Cover Wrapper with 3D Effect */
.book-cover-wrapper {
    position: relative;
    width: 160px;
    height: 230px;
    margin: 0 auto 25px;
    perspective: 1000px;
}

.book-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.6);
    transition: transform var(--transition-normal);
}

.book-card:hover .book-cover {
    transform: rotateY(-10deg) rotateX(5deg) scale(1.05);
}

/* Lock Icon */
.book-lock {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px;
    height: 32px;
    background: rgba(0,0,0,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--violet-primary);
    border: 2px solid var(--border-color);
    box-shadow: 0 0 15px var(--violet-dim);
}

.book-lock svg {
    width: 16px;
    height: 16px;
}

/* Book Info */
.book-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.book-author {
    font-size: 14px;
    color: var(--purple-accent);
    margin-bottom: 18px;
    font-weight: 600;
}

.book-teaser {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 22px;
}

/* Book CTA Button */
.book-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: transparent;
    border: 2px solid var(--border-color);
    border-radius: 50px;
    color: var(--violet-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.book-cta:hover {
    background: var(--violet-dim);
    border-color: var(--violet-primary);
    transform: scale(1.05);
    box-shadow: 0 0 20px var(--violet-dim);
}

.book-cta svg {
    width: 16px;
    height: 16px;
}

.unlock-hint {
    color: var(--text-muted);
    font-size: 13px;
    font-style: italic;
}

/* ===================================
   KNOWLEDGE SECTION - UPDATED
   =================================== */
.knowledge-section {
    padding: 80px 30px;
}

.knowledge-card {
    max-width: 650px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--bg-card), #1a0f2e);
    border: 2px solid var(--border-color);
    border-radius: 24px;
    padding: 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-violet);
}

.knowledge-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg,
        var(--pink-accent),
        var(--violet-primary),
        var(--indigo-accent));
}

.knowledge-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    background: var(--violet-dim);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px var(--violet-dim);
}

.knowledge-icon svg {
    width: 32px;
    height: 32px;
    color: var(--violet-primary);
}

.knowledge-title {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 18px;
    color: var(--text-primary);
}

.knowledge-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 30px;
    font-size: 16px;
}

.knowledge-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 35px;
    background: transparent;
    border: 2px solid var(--violet-primary);
    border-radius: 50px;
    color: var(--violet-primary);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.knowledge-cta:hover {
    background: var(--violet-dim);
    transform: translateX(8px);
    box-shadow: 0 0 25px var(--violet-dim);
}

.knowledge-cta svg {
    width: 20px;
    height: 20px;
}

/* ===================================
   ACTIVITY FEED
   =================================== */
.activity-section {
    padding: 50px 30px;
}

.activity-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 25px;
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
}

.activity-dot {
    width: 10px;
    height: 10px;
    background: var(--violet-primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--violet-primary);
    animation: pulse 2s ease-in-out infinite;
}

.activity-feed {
    max-width: 450px;
    margin: 0 auto;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 18px;
    background: var(--bg-card);
    border-radius: 12px;
    margin-bottom: 10px;
    border: 1px solid var(--border-color);
    animation: slideIn 0.4s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.activity-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--indigo-accent), var(--purple-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

.activity-text {
    flex: 1;
    font-size: 14px;
    color: var(--text-secondary);
}

.activity-time {
    font-size: 12px;
    color: var(--text-muted);
}

/* ===================================
   SOCIAL PROOF
   =================================== */
.social-proof {
    padding: 80px 30px;
    text-align: center;
}

.proof-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 42px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--violet-primary), var(--purple-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px var(--violet-dim);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

/* Testimonial */
.testimonial {
    max-width: 550px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 24px;
    padding: 45px;
    box-shadow: var(--shadow-violet);
}

.testimonial-stars {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 25px;
}

.testimonial-stars svg {
    width: 22px;
    height: 22px;
    color: var(--violet-primary);
    filter: drop-shadow(0 0 8px var(--violet-dim));
}

.testimonial-text {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 18px;
    font-style: italic;
}

.testimonial-author {
    color: var(--violet-primary);
    font-weight: 700;
}

/* ===================================
   FINAL CTA
   =================================== */
.final-cta {
    padding: 100px 30px;
    text-align: center;
    background: linear-gradient(135deg,
        rgba(139, 92, 246, 0.05) 0%,
        rgba(236, 72, 153, 0.05) 100%);
    border-radius: 30px;
    margin: 40px 30px;
}

.final-title {
    font-size: clamp(26px, 4vw, 36px);
    font-weight: 800;
    margin-bottom: 18px;
    background: linear-gradient(135deg, var(--text-primary), var(--purple-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.final-subtitle {
    color: var(--text-secondary);
    margin-bottom: 45px;
    font-size: 17px;
}

.final-form {
    max-width: 480px;
    margin: 0 auto;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    padding: 50px 30px;
    text-align: center;
    border-top: 1px solid rgba(139, 92, 246, 0.2);
    background: linear-gradient(135deg,
        rgba(139, 92, 246, 0.05) 0%,
        transparent 100%);
}

.footer-logo {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--violet-primary), var(--purple-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.footer-tagline {
    color: var(--text-secondary);
    margin-bottom: 25px;
    font-size: 15px;
}

.footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: all var(--transition-fast);
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--violet-primary);
    text-shadow: 0 0 10px var(--violet-dim);
}

.footer-links span {
    color: var(--text-muted);
}

.footer-disclaimer {
    color: var(--text-muted);
    font-size: 11px;
    margin-bottom: 12px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.footer-copy {
    color: var(--text-muted);
    font-size: 13px;
}

/* ===================================
   MODALS
   =================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    padding: 0;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: linear-gradient(135deg, var(--bg-card), #1a0f2e);
    border: 2px solid var(--border-color);
    border-radius: 24px;
    width: 90vw;
    max-width: 1200px;
    max-height: 95vh;
    overflow: auto;
    position: relative;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-violet);
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 44px;
    height: 44px;
    background: rgba(255,255,255,0.1);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: rgba(255,255,255,0.2);
    color: var(--text-primary);
    transform: rotate(90deg);
}

.modal-close svg {
    width: 22px;
    height: 22px;
}

.modal-header {
    padding: 35px 35px 25px;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 26px;
    font-weight: 700;
}

.modal-header p {
    color: var(--text-secondary);
    font-size: 15px;
}

.modal-body {
    padding: 35px;
}

/* Payment Iframe */
#paymentFrame {
    width: 100%;
    height: 70vh;
    border: none;
    border-radius: 12px;
}

/* Book Modal */
.book-modal-content,
.knowledge-modal-content {
    background: linear-gradient(135deg, var(--bg-card), #1a0f2e);
}

.locked-content {
    text-align: center;
}

.lock-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
    background: var(--violet-dim);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 40px var(--violet-dim);
}

.lock-icon svg {
    width: 44px;
    height: 44px;
    color: var(--violet-primary);
}

#bookModalText {
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.8;
    font-size: 16px;
}

/* Knowledge Modal */
.knowledge-reveal {
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 25px;
    font-size: 17px;
}

.knowledge-reveal strong {
    color: var(--violet-primary);
    background: var(--violet-dim);
    padding: 2px 8px;
    border-radius: 4px;
}

.knowledge-note {
    color: var(--text-muted);
    font-size: 14px;
    font-style: italic;
    margin-bottom: 30px;
}

/* Unlock Button */
.unlock-btn {
    width: 100%;
    padding: 18px 35px;
    background: linear-gradient(135deg, var(--violet-primary), var(--purple-accent), var(--indigo-accent));
    background-size: 200% auto;
    border: none;
    border-radius: 50px;
    color: #ffffff;
    font-size: 17px;
    font-weight: 800;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-violet);
}

.unlock-btn:hover {
    transform: scale(1.03);
    box-shadow: 0 15px 50px var(--violet-glow);
    background-position: right center;
}

/* Success Modal */
.success-modal-content {
    background: linear-gradient(135deg, var(--bg-card), #1a0f2e);
    text-align: center;
    padding: 60px 45px;
}

.success-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 30px;
    background: var(--violet-dim);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 50px var(--violet-dim);
}

.success-icon svg {
    width: 44px;
    height: 44px;
    color: var(--violet-primary);
}

.success-modal-content h3 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 18px;
}

.success-modal-content p {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        padding: 60px 30px;
        gap: 40px;
    }

    .hero-content {
        grid-column: 1;
    }

    .hero-visual {
        grid-column: 1;
        display: none;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .hero {
        padding: 40px 20px 60px;
    }

    .hero-header {
        margin-bottom: 40px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-visual {
        order: -1;
    }

    .price-display {
        flex-direction: column;
        gap: 15px;
        padding: 25px;
        max-width: 400px;
        margin-left: auto;
        margin-right: auto;
    }

    .discount-badge {
        position: relative;
        top: 0;
        right: 0;
        transform: none;
        align-self: center;
    }

    .countdown-digit {
        min-width: 45px;
        padding: 10px 14px;
        font-size: 22px;
    }

    .books-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .proof-stats {
        gap: 40px;
    }

    .stat-number {
        font-size: 32px;
    }

    .modal-content {
        max-width: 100vw;
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
        margin: 0;
    }

    #paymentFrame {
        height: 60vh;
    }
}

@media (max-width: 480px) {
    .headline {
        font-size: 26px;
    }

    .price-sale {
        font-size: 36px;
    }

    .email-input {
        padding: 16px 22px;
        font-size: 16px;
    }

    .cta-button {
        padding: 16px 35px;
        font-size: 16px;
    }
}

/* ===================================
   REDUCED MOTION
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===================================
   ACCESSIBILITY
   =================================== */
*:focus-visible {
    outline: 3px solid var(--violet-primary);
    outline-offset: 3px;
}

button:focus-visible,
a:focus-visible {
    outline: 3px solid var(--violet-primary);
    outline-offset: 3px;
}

/* Skip Link (for screen readers) */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--violet-primary);
    color: #ffffff;
    padding: 10px 18px;
    z-index: 100;
    font-weight: 700;
}

.skip-link:focus {
    top: 0;
}