/* ========================================
   ReadMyBook Landing Page Styles
   Color Palette: 
   - Major: #7B295D (Purple Magenta)
   - Minor: #3A142C (Deep Plum)
   ======================================== */

:root {
    --major-color: #7B295D;
    --minor-color: #3A142C;
    --major-light: #9B3A7A;
    --major-lighter: #C45A9A;
    --accent-glow: rgba(123, 41, 93, 0.5);
    --bg-dark: #0D0A0C;
    --bg-card: rgba(123, 41, 93, 0.08);
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --glass-bg: rgba(123, 41, 93, 0.1);
    --glass-border: rgba(123, 41, 93, 0.2);
    --gradient-main: linear-gradient(135deg, var(--major-color) 0%, var(--minor-color) 100%);
    --gradient-glow: linear-gradient(135deg, var(--major-lighter) 0%, var(--major-color) 100%);
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
}

/* ========================================
   Background Animation
   ======================================== */

.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--major-color);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--minor-color);
    bottom: -100px;
    left: -100px;
    animation-delay: -7s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: var(--major-light);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(50px, -50px) scale(1.1);
    }
    50% {
        transform: translate(-30px, 30px) scale(0.95);
    }
    75% {
        transform: translate(20px, 20px) scale(1.05);
    }
}

/* ========================================
   Navigation
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    backdrop-filter: blur(20px);
    background: rgba(13, 10, 12, 0.8);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    font-size: 1.75rem;
}

.logo-text {
    background: var(--gradient-glow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.btn-nav {
    padding: 0.625rem 1.5rem;
    background: var(--gradient-main);
    border-radius: 50px;
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--accent-glow);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8rem 2rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
    gap: 4rem;
}

.hero-content {
    flex: 1;
    max-width: 650px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--major-lighter);
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}

.badge-pulse {
    width: 8px;
    height: 8px;
    background: var(--major-lighter);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

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

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--gradient-glow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-subtitle strong {
    color: var(--major-lighter);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: var(--gradient-main);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px var(--accent-glow);
}

.btn-primary svg {
    transition: transform 0.3s ease;
}

.btn-primary:hover svg {
    transform: translateX(5px);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background: transparent;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid var(--glass-border);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: var(--major-color);
    background: var(--glass-bg);
}

.beta-email-box {
    margin-top: 2rem;
    padding: 1.5rem 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    text-align: center;
}

.beta-email-label {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.beta-email-highlight {
    display: inline-block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--major-lighter);
    text-decoration: none;
    padding: 0.5rem 1rem;
    background: rgba(123, 41, 93, 0.2);
    border-radius: 8px;
    transition: all 0.3s ease;
    animation: emailGlow 2s ease-in-out infinite;
}

.beta-email-highlight:hover {
    color: var(--text-primary);
    background: var(--major-color);
    transform: scale(1.05);
}

@keyframes emailGlow {
    0%, 100% {
        box-shadow: 0 0 10px rgba(123, 41, 93, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(123, 41, 93, 0.6), 0 0 30px rgba(123, 41, 93, 0.3);
    }
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 1.5rem 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--major-lighter);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--glass-border);
}

/* Hero Visual */
.hero-visual {
    flex: 1;
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-card {
    position: absolute;
    padding: 1rem 1.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    animation: floatCard 6s ease-in-out infinite, glowPulse 3s ease-in-out infinite;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.floating-card:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 50px var(--accent-glow);
}

.card-icon {
    font-size: 1.5rem;
    animation: iconBounce 2s ease-in-out infinite;
}

.card-1 {
    top: -5%;
    right: 10%;
    animation-delay: 0s;
}

.card-1 .card-icon {
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    left: 5%;
    animation-delay: -2s;
}

.card-2 .card-icon {
    animation-delay: -0.5s;
}

.card-3 {
    top: 50%;
    right: 0;
    animation-delay: -4s;
}

.card-3 .card-icon {
    animation-delay: -1s;
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-10px) rotate(1deg);
    }
    50% {
        transform: translateY(-15px) rotate(0deg);
    }
    75% {
        transform: translateY(-8px) rotate(-1deg);
    }
}

@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
        border-color: var(--glass-border);
    }
    50% {
        box-shadow: 0 10px 50px var(--accent-glow), 0 0 20px rgba(123, 41, 93, 0.3);
        border-color: var(--major-color);
    }
}

@keyframes iconBounce {
    0%, 100% {
        transform: scale(1) rotate(0deg);
    }
    25% {
        transform: scale(1.1) rotate(-5deg);
    }
    50% {
        transform: scale(1) rotate(0deg);
    }
    75% {
        transform: scale(1.15) rotate(5deg);
    }
}

.book-mockup {
    width: 280px;
    height: 380px;
    background: var(--gradient-main);
    border-radius: 20px;
    padding: 3px;
    box-shadow: 0 30px 80px var(--accent-glow);
    animation: floatBook 8s ease-in-out infinite;
}

.book-page {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #1a1218 0%, #0d0a0c 100%);
    border-radius: 17px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.book-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--glass-border);
}

.chapter-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--major-lighter);
    font-weight: 600;
}

.page-number {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.book-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.book-text {
    flex: 1;
    font-size: 0.75rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

.book-text p {
    margin-bottom: 0.75rem;
}

.text-muted-book {
    color: var(--text-muted);
    font-style: italic;
}

.highlight-word {
    position: relative;
    background: rgba(123, 41, 93, 0.3);
    padding: 0.1rem 0.3rem;
    border-radius: 4px;
    color: var(--major-lighter);
    cursor: pointer;
    font-weight: 500;
}

.word-tooltip {
    position: absolute;
    bottom: 130%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--major-color);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.65rem;
    font-weight: 400;
    white-space: nowrap;
    opacity: 0;
    animation: tooltipPulse 3s ease-in-out infinite;
    pointer-events: none;
}

.word-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: var(--major-color);
}

@keyframes tooltipPulse {
    0%, 40%, 100% {
        opacity: 0;
        transform: translateX(-50%) translateY(5px);
    }
    50%, 90% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.book-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid var(--glass-border);
}

.control-icon {
    font-size: 1rem;
}

.audio-wave {
    display: flex;
    align-items: center;
    gap: 3px;
    height: 20px;
}

.audio-wave span {
    width: 3px;
    height: 100%;
    background: var(--major-lighter);
    border-radius: 2px;
    animation: audioWave 1s ease-in-out infinite;
}

.audio-wave span:nth-child(1) { animation-delay: 0s; height: 40%; }
.audio-wave span:nth-child(2) { animation-delay: 0.1s; height: 70%; }
.audio-wave span:nth-child(3) { animation-delay: 0.2s; height: 100%; }
.audio-wave span:nth-child(4) { animation-delay: 0.3s; height: 60%; }
.audio-wave span:nth-child(5) { animation-delay: 0.4s; height: 30%; }

@keyframes audioWave {
    0%, 100% {
        transform: scaleY(1);
    }
    50% {
        transform: scaleY(0.5);
    }
}

@keyframes shimmer {
    0%, 100% {
        opacity: 0.3;
    }
    50% {
        opacity: 0.6;
    }
}

@keyframes floatBook {
    0%, 100% {
        transform: translateY(0) rotate(-2deg);
    }
    50% {
        transform: translateY(-20px) rotate(2deg);
    }
}

/* ========================================
   Features Section
   ======================================== */

.features {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--major-lighter);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.feature-card {
    position: relative;
    padding: 2.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    transition: all 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--major-color);
    box-shadow: 0 20px 60px rgba(123, 41, 93, 0.2);
}

.feature-card.featured {
    background: linear-gradient(180deg, rgba(123, 41, 93, 0.2) 0%, rgba(58, 20, 44, 0.2) 100%);
    border-color: var(--major-color);
}

.feature-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1rem;
    background: var(--gradient-main);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.feature-icon-wrapper {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-main);
    border-radius: 20px;
    margin-bottom: 1.5rem;
}

.feature-icon {
    font-size: 2rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.feature-card > p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.feature-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.feature-list li {
    padding: 0.375rem 0.875rem;
    background: rgba(123, 41, 93, 0.15);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--major-lighter);
}

/* ========================================
   How It Works Section
   ======================================== */

.how-it-works {
    padding: 6rem 2rem;
    background: linear-gradient(180deg, transparent 0%, rgba(123, 41, 93, 0.05) 50%, transparent 100%);
}

.steps-container {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    padding: 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.step:hover {
    border-color: var(--major-color);
    transform: translateX(10px);
}

.step-number {
    font-family: 'Outfit', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-glow);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.step-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-secondary);
}

.step-connector {
    width: 4px;
    height: 40px;
    background: var(--gradient-main);
    margin-left: 3rem;
    border-radius: 2px;
}

/* ========================================
   AI Section
   ======================================== */

.ai-section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.ai-container {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.ai-content {
    flex: 1;
}

.ai-content h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

.ai-content > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

.ai-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.ai-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.ai-feature-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.ai-feature h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.ai-feature p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.ai-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.chat-mockup {
    width: 100%;
    max-width: 400px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    overflow: hidden;
    backdrop-filter: blur(20px);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.chat-header {
    padding: 1rem 1.5rem;
    background: var(--gradient-main);
    border-bottom: 1px solid var(--glass-border);
}

.chat-title {
    font-weight: 600;
}

.chat-messages {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-height: 250px;
}

.chat-message {
    max-width: 85%;
    padding: 1rem;
    border-radius: 16px;
}

.chat-message.user {
    background: var(--gradient-main);
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.chat-message.ai {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.chat-message p {
    font-size: 0.9rem;
    line-height: 1.5;
}

.chat-typing {
    display: flex;
    gap: 4px;
    align-self: flex-start;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

.chat-typing span {
    width: 8px;
    height: 8px;
    background: var(--major-lighter);
    border-radius: 50%;
    animation: typing 1.4s ease-in-out infinite;
}

.chat-typing span:nth-child(2) {
    animation-delay: 0.2s;
}

.chat-typing span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-8px);
        opacity: 1;
    }
}

/* ========================================
   CTA Section
   ======================================== */

.cta-section {
    padding: 6rem 2rem;
}

.cta-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 4rem;
    background: var(--gradient-main);
    border-radius: 32px;
    position: relative;
    overflow: hidden;
}

.cta-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: rotateBg 20s linear infinite;
}

@keyframes rotateBg {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.cta-container h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
    position: relative;
}

.cta-container p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
    font-size: 1.125rem;
    position: relative;
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
    background: var(--text-primary);
    color: var(--major-color) !important;
    position: relative;
}

.btn-large:hover {
    background: var(--text-primary);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.cta-email-box {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2rem;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    position: relative;
}

.cta-email-icon {
    font-size: 1.5rem;
}

.cta-email-link {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.cta-email-link:hover {
    text-decoration: underline;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    padding: 4rem 2rem 2rem;
    border-top: 1px solid var(--glass-border);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 4rem;
    flex-wrap: wrap;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo-icon,
.footer-brand .logo-text {
    display: inline;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 1rem;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.footer-column h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.footer-column a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--major-lighter);
}

.footer-bottom {
    max-width: 1200px;
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 6rem;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-subtitle {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        min-height: 400px;
    }

    .ai-container {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-links a:not(.btn-nav) {
        display: none;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

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

    .step {
        flex-direction: column;
        text-align: center;
    }

    .step-connector {
        margin-left: auto;
        margin-right: auto;
    }

    .footer-container {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .floating-card {
        display: none;
    }

    .book-mockup {
        width: 220px;
        height: 300px;
    }
}