/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Retro LCD Color Palette */
    --retro-orange: #FF8C00;
    --retro-orange-dark: #E67E00;
    --retro-orange-light: #FFA500;
    --retro-black: #000000;
    --retro-shadow: #333333;
    --retro-glass: rgba(255, 140, 0, 0.5);
    
    /* Copper Colors */
    --copper-orange: #D2691E;
    --dark-copper: #8B4513;
    --light-copper: #FF8C42;
    --warm-background: #2A1810;
    --warm-surface: #3D2817;
    --digital-green: #00FF41;
    --digital-red: #FF0040;
    
    /* Typography */
    --font-mono: 'Roboto Mono', monospace;
    --font-sans: 'Inter', sans-serif;
    
    /* Spacing */
    --container-padding: 2rem;
    --section-padding: 4rem 0;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: #ffffff;
    background: linear-gradient(135deg, var(--warm-background) 0%, #1a0f0a 100%);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* LCD Display Styles */
.lcd-display {
    position: relative;
    display: inline-block;
    width: 100%;
    text-align: center;
}

.lcd-segment12 {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 3rem;
    /* color: var(--retro-black); */
    /* text-shadow: 
        1px 1px 0 var(--retro-shadow),
        2px 2px 0 var(--retro-shadow); */
    background: linear-gradient(135deg, var(--retro-orange) 0%, var(--retro-orange-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    padding: 0.5rem 1rem;
}

/* Hero title keeps the border */
.hero-title .lcd-segment12 {
    border: 2px solid var(--retro-orange-dark);
    border-radius: 8px;
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.3),
        inset 0 2px 4px rgba(255, 255, 255, 0.1);
}

/* Section titles without borders */
.section-title .lcd-segment12 {
    border: none;
    box-shadow: none;
}

.section-title {
    text-align: center !important;
    margin-bottom: 3rem;
}

.section-title.lcd-display {
    text-align: center !important;
    display: block;
    width: 100%;
}

.lcd-text {
    font-family: var(--font-mono);
    font-weight: 700;
    /* color: var(--digital-green);
    text-shadow: 0 0 10px var(--digital-green); */
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(42, 24, 16, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--copper-orange);
    z-index: 1000;
    padding: 1rem 0;
}

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

.nav-logo-img {
    height: 40px;
    width: auto;
    transition: all 0.3s ease;
}

.nav-logo-img:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--digital-green);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: var(--light-copper);
    text-shadow: 0 0 8px var(--light-copper);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--copper-orange);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--digital-green);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.8rem;
    color: var(--light-copper);
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.3;
}

.hero-description {
    font-size: 1.1rem;
    color: #cccccc;
    margin-bottom: 2rem;
    line-height: 1.8;
}

/* Hero Key Points */
.hero-key-points {
    margin-bottom: 2.5rem;
}

.key-point {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(255, 140, 0, 0.1);
    border-radius: 8px;
    border-left: 4px solid var(--copper-orange);
}

.point-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.point-content h4 {
    color: var(--light-copper);
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.point-content p {
    color: #cccccc;
    font-size: 0.95rem;
    line-height: 1.5;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--copper-orange) 0%, var(--light-copper) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(210, 105, 30, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(210, 105, 30, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--digital-green);
    border: 2px solid var(--digital-green);
}

.btn-secondary:hover {
    background: var(--digital-green);
    color: var(--warm-background);
    transform: translateY(-2px);
}

.btn-icon {
    font-size: 1.2rem;
}

/* Hero Video */
.hero-video {
    display: flex;
    justify-content: center;
    align-items: center;
}

.video-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border: 3px solid var(--copper-orange);
}

.app-demo-video {
    width: 100%;
    height: auto;
    display: block;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.play-button {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--copper-orange), var(--light-copper));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    transition: transform 0.3s ease;
    box-shadow: 0 10px 20px rgba(210, 105, 30, 0.4);
}

.play-button:hover {
    transform: scale(1.1);
}

/* Screenshots Gallery */
.screenshots-gallery {
    padding: var(--section-padding);
    background: rgba(42, 24, 16, 0.3);
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #cccccc;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.screenshot-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    background: var(--warm-surface);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.screenshot-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.screenshot-item.clicked {
    transform: scale(0.95);
}

.screenshot-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.screenshot-item:hover .screenshot-img {
    transform: scale(1.05);
}

.screenshot-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
    padding: 2rem 1.5rem 1.5rem;
    color: white;
}

.screenshot-overlay h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--light-copper);
    font-weight: 600;
}

.screenshot-overlay p {
    font-size: 0.9rem;
    color: #cccccc;
    line-height: 1.4;
}

/* App Preview */
.app-preview {
    display: flex;
    justify-content: center;
    align-items: center;
}

.watch-mockup {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(135deg, #333 0%, #666 50%, #333 100%);
    border: 8px solid #222;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.5),
        inset 0 2px 10px rgba(255, 255, 255, 0.1);
}

.watch-screen {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: var(--warm-surface);
    border: 2px solid var(--copper-orange);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.lcd-display-mockup {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.lcd-time, .lcd-distance {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--digital-green);
    text-shadow: 0 0 8px var(--digital-green);
    font-size: 1.2rem;
}

/* Interval Walking Section */
.interval-walking {
    padding: 2rem 0 4rem;
    background: rgba(42, 24, 16, 0.5);
    margin-top: -14rem;
}

.interval-content {
    max-width: 1000px;
    margin: 0 auto;
}

.interval-info {
    margin-bottom: 3rem;
}

.interval-info h3 {
    color: var(--light-copper);
    font-size: 2rem;
    margin-bottom: 1rem;
    text-align: center;
}

.interval-info p {
    color: #cccccc;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
    text-align: center;
}

/* Research Stats */
.research-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    padding: 2rem;
    background: rgba(61, 40, 23, 0.6);
    border-radius: 15px;
    border: 2px solid var(--copper-orange);
}

.stat-box {
    text-align: center;
    padding: 1.5rem;
    background: rgba(42, 24, 16, 0.8);
    border-radius: 10px;
    border: 1px solid var(--light-copper);
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--digital-green);
    font-family: var(--font-mono);
    text-shadow: 0 0 10px var(--digital-green);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--light-copper);
    font-weight: 600;
}

.interval-phases {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.phase-card {
    background: rgba(61, 40, 23, 0.8);
    border: 2px solid var(--copper-orange);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.phase-card:hover {
    border-color: var(--light-copper);
    transform: translateY(-5px);
}

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

.phase-card h4 {
    color: var(--light-copper);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.phase-card p {
    color: #cccccc;
    line-height: 1.6;
}

.benefits-section h3 {
    color: var(--light-copper);
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.benefit-item {
    background: rgba(42, 24, 16, 0.8);
    border: 2px solid var(--copper-orange);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    border-color: var(--light-copper);
    transform: translateY(-3px);
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.benefit-item h4 {
    color: var(--light-copper);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.benefit-item p {
    color: #cccccc;
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
    padding: var(--section-padding);
    background: rgba(61, 40, 23, 0.3);
}

.works-content {
    max-width: 1000px;
    margin: 0 auto;
}

.works-intro {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.works-intro h3 {
    color: var(--light-copper);
    font-size: 2rem;
    margin-bottom: 1rem;
    text-align: center;
}

.works-intro p {
    color: #cccccc;
    font-size: 1.1rem;
    line-height: 1.8;
}

.works-steps {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    background: rgba(42, 24, 16, 0.8);
    border: 2px solid var(--copper-orange);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
}

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

.step-number {
    background: var(--copper-orange);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(210, 105, 30, 0.4);
}

.step-content h3 {
    color: var(--light-copper);
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.step-content p {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.step-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.detail-tag {
    background: rgba(255, 140, 0, 0.2);
    color: var(--light-copper);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    border: 1px solid var(--copper-orange);
    font-weight: 500;
}

/* Features Overview Section */
.features-overview {
    padding: var(--section-padding);
    background: rgba(61, 40, 23, 0.3);
}

.key-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.key-feature-item {
    background: rgba(42, 24, 16, 0.8);
    border: 2px solid var(--copper-orange);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.key-feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(210, 105, 30, 0.3);
    border-color: var(--light-copper);
}

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

.key-feature-item h3 {
    color: var(--light-copper);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.key-feature-item p {
    color: #cccccc;
    line-height: 1.6;
}

/* Detailed Features Section */
.features-detailed {
    padding: var(--section-padding);
    background: rgba(42, 24, 16, 0.5);
}

.feature-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 5rem;
    padding: 3rem 0;
}

.feature-detail:last-child {
    margin-bottom: 0;
}

.feature-detail.left-image {
    grid-template-areas: "image content";
}

.feature-detail.right-image {
    grid-template-areas: "content image";
}

.feature-detail.left-image .feature-image {
    grid-area: image;
}

.feature-detail.left-image .feature-content {
    grid-area: content;
}

.feature-detail.right-image .feature-image {
    grid-area: image;
}

.feature-detail.right-image .feature-content {
    grid-area: content;
}

.feature-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border: 3px solid var(--copper-orange);
    transition: all 0.3s ease;
}

.feature-image:hover {
    transform: scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    border-color: var(--light-copper);
}

.feature-screenshot {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    min-height: 300px;
}

.feature-content h3 {
    color: var(--light-copper);
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.feature-content h4 {
    color: var(--copper-orange);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    line-height: 1.3;
}

.feature-content p {
    color: #cccccc;
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.feature-highlights {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.2rem;
    background: rgba(255, 140, 0, 0.1);
    border-radius: 10px;
    border-left: 4px solid var(--copper-orange);
    transition: all 0.3s ease;
}

.highlight-item:hover {
    background: rgba(255, 140, 0, 0.15);
    border-left-color: var(--light-copper);
    transform: translateX(5px);
}

.highlight-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.highlight-text {
    color: #cccccc;
    line-height: 1.5;
}

.highlight-text strong {
    color: var(--light-copper);
    font-weight: 600;
    display: block;
    margin-bottom: 0.3rem;
}

.feature-card {
    background: rgba(42, 24, 16, 0.8);
    border: 2px solid var(--copper-orange);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.feature-card.premium {
    background: linear-gradient(135deg, rgba(210, 105, 30, 0.2), rgba(42, 24, 16, 0.9));
    border: 2px solid var(--light-copper);
    box-shadow: 0 5px 20px rgba(210, 105, 30, 0.2);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(210, 105, 30, 0.3);
    border-color: var(--light-copper);
}

.feature-card.premium:hover {
    box-shadow: 0 15px 40px rgba(210, 105, 30, 0.4);
}

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

.feature-card h3 {
    color: var(--light-copper);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.feature-card p {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.feature-specs {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
    text-align: left;
}

.feature-specs span {
    color: var(--digital-green);
    font-size: 0.9rem;
    font-family: var(--font-mono);
    background: rgba(0, 255, 65, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    border-left: 3px solid var(--digital-green);
}

/* Download Section */
.download {
    padding: var(--section-padding);
    background: rgba(42, 24, 16, 0.7);
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.download-info h3 {
    color: var(--light-copper);
    font-size: 2.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.download-info p {
    color: #cccccc;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.download-benefits {
    margin-bottom: 2rem;
}

.benefit-point {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 0.8rem;
    background: rgba(255, 140, 0, 0.1);
    border-radius: 8px;
    border-left: 3px solid var(--digital-green);
}

.check-icon {
    font-size: 1.2rem;
    color: var(--digital-green);
    flex-shrink: 0;
}

.benefit-point span:last-child {
    color: #cccccc;
    font-size: 1rem;
    line-height: 1.4;
}

.download-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: rgba(61, 40, 23, 0.6);
    border-radius: 12px;
    border: 2px solid var(--copper-orange);
}

.stat {
    text-align: center;
    padding: 1rem;
    background: rgba(42, 24, 16, 0.8);
    border-radius: 8px;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--digital-green);
    font-family: var(--font-mono);
    text-shadow: 0 0 8px var(--digital-green);
    margin-bottom: 0.3rem;
}

.stat-label {
    color: var(--light-copper);
    font-size: 0.9rem;
    font-weight: 500;
}

.download-actions {
    text-align: center;
}

.play-badge {
    height: 70px;
    transition: transform 0.3s ease;
    margin-bottom: 2rem;
}

.play-badge:hover {
    transform: scale(1.05);
}

.coming-soon {
    padding: 1.5rem;
    background: rgba(61, 40, 23, 0.6);
    border-radius: 12px;
    border: 2px solid var(--copper-orange);
}

.coming-soon-text {
    display: block;
    color: var(--light-copper);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.btn-notify {
    background: linear-gradient(135deg, var(--digital-green), #00cc33);
    color: white;
    border: none;
    padding: 0.8rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-notify:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 65, 0.4);
}

/* FAQ Section */
.faq {
    padding: var(--section-padding);
    background: rgba(61, 40, 23, 0.3);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(42, 24, 16, 0.8);
    border: 2px solid var(--copper-orange);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background: rgba(210, 105, 30, 0.1);
}

.faq-question h3 {
    color: var(--light-copper);
    font-size: 1.1rem;
    margin: 0;
}

.faq-toggle {
    color: var(--digital-green);
    font-size: 1.5rem;
    font-weight: 700;
    transition: transform 0.3s ease;
}

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

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.5rem;
    max-height: 200px;
}

.faq-answer p {
    color: #cccccc;
    line-height: 1.6;
}

/* Footer */
.footer {
    background: rgba(26, 15, 10, 0.9);
    border-top: 2px solid var(--copper-orange);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3, .footer-section h4 {
    color: var(--light-copper);
    margin-bottom: 1rem;
}

.footer-section p {
    color: #cccccc;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #cccccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--digital-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(210, 105, 30, 0.3);
    color: #999;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(42, 24, 16, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        backdrop-filter: blur(10px);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .download-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .download-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .lcd-segment12 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .lcd-segment12 {
        font-size: 1.5rem;
    }
}

/* Animations */
@keyframes glow {
    0%, 100% { text-shadow: 0 0 10px var(--digital-green); }
    50% { text-shadow: 0 0 20px var(--digital-green), 0 0 30px var(--digital-green); }
}

.lcd-text {
    /* animation: glow 2s ease-in-out infinite; */
}

/* Page Content Styles */
.page-content {
    padding: 8rem 0 4rem;
    min-height: 100vh;
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.page-title {
    text-align: center;
    margin-bottom: 3rem;
}

.policy-content, .contact-content {
    background: rgba(42, 24, 16, 0.8);
    border: 2px solid var(--copper-orange);
    border-radius: 12px;
    padding: 3rem;
    backdrop-filter: blur(10px);
}

.last-updated {
    color: var(--light-copper);
    font-style: italic;
    margin-bottom: 2rem;
    text-align: center;
}

.policy-section {
    margin-bottom: 2.5rem;
}

.policy-section h2 {
    color: var(--light-copper);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--copper-orange);
    padding-bottom: 0.5rem;
}

.policy-section h3 {
    color: var(--digital-green);
    font-size: 1.2rem;
    margin: 1.5rem 0 0.5rem 0;
}

.policy-section p {
    color: #cccccc;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.policy-section ul {
    color: #cccccc;
    margin: 1rem 0;
    padding-left: 2rem;
}

.policy-section ul li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Contact Page Styles */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.contact-info h2, .contact-form h2 {
    color: var(--light-copper);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.contact-info p {
    color: #cccccc;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(61, 40, 23, 0.5);
    border: 1px solid var(--copper-orange);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-method:hover {
    background: rgba(61, 40, 23, 0.8);
    border-color: var(--light-copper);
    transform: translateY(-2px);
}

.contact-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.contact-details h3 {
    color: var(--light-copper);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: #cccccc;
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
}

/* Form Styles */
.form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    color: var(--light-copper);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 2px solid var(--copper-orange);
    border-radius: 8px;
    background: rgba(42, 24, 16, 0.8);
    color: #ffffff;
    font-family: var(--font-sans);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--digital-green);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.3);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    color: #cccccc;
    font-size: 0.9rem;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--copper-orange);
}

.checkbox-label a {
    color: var(--digital-green);
    text-decoration: none;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

/* FAQ Section on Contact Page */
.faq-section {
    margin-top: 3rem;
}

.faq-section h2 {
    color: var(--light-copper);
    font-size: 1.8rem;
    margin-bottom: 2rem;
    text-align: center;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.faq-card {
    background: rgba(42, 24, 16, 0.8);
    border: 2px solid var(--copper-orange);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.faq-card:hover {
    border-color: var(--light-copper);
    transform: translateY(-2px);
}

.faq-card h3 {
    color: var(--light-copper);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.faq-card p {
    color: #cccccc;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-container {
        gap: 3rem;
    }
    
    .screenshots-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1.5rem;
    }
}

@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-content {
        order: 2;
    }
    
    .hero-video {
        order: 1;
    }
    
    .video-container {
        max-width: 300px;
        margin: 0 auto;
    }
    
    .key-point {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .point-content {
        text-align: center;
    }
    
    .research-stats {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 1rem;
    }
    
    .interval-phases {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .key-features-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 1.5rem;
    }
    
    .feature-detail {
        grid-template-columns: 1fr !important;
        grid-template-areas: "image" "content" !important;
        gap: 2rem;
        text-align: center;
    }
    
    .feature-detail.right-image {
        grid-template-areas: "image" "content" !important;
    }
    
    .feature-image {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .download-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .download-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --section-padding: 3rem 0;
    }
    
    .hero {
        padding: 6rem 0 3rem;
        min-height: auto;
    }
    
    .interval-walking {
        margin-top: -80%;
    }
    
    .hero-title .lcd-segment12 {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.4rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .key-point {
        padding: 0.8rem;
        margin-bottom: 1rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .screenshot-item {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .section-title .lcd-segment12 {
        font-size: 2rem;
    }
    
    .works-intro h3,
    .interval-info h3,
    .benefits-section h3 {
        font-size: 1.6rem;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .step-details {
        justify-content: center;
    }
    
    .key-features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-detail {
        margin-bottom: 3rem;
        padding: 2rem 0;
    }
    
    .feature-content h3 {
        font-size: 1.6rem;
    }
    
    .feature-content h4 {
        font-size: 1.1rem;
    }
    
    .feature-content p {
        font-size: 1rem;
    }
    
    .highlight-item {
        flex-direction: column;
        text-align: center;
        gap: 0.8rem;
        padding: 1rem;
    }
    
    .highlight-text {
        text-align: center;
    }
    
    .download-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .benefit-point {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title .lcd-segment12 {
        font-size: 2rem;
        padding: 0.3rem 0.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .key-point {
        padding: 0.6rem;
    }
    
    .point-icon {
        font-size: 1.2rem;
        display: flex;
        justify-content: center;
        width: 100%;
        margin: 0 0 0.5rem 0;
    }
    
    .point-content h4 {
        font-size: 1rem;
    }
    
    .point-content p {
        font-size: 0.9rem;
    }
    
    .screenshot-img {
        height: 160px;
    }
    
    .video-container {
        max-width: 250px;
    }
    
    .play-button {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .research-stats {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .key-features-grid {
        gap: 1rem;
    }
    
    .key-feature-item {
        padding: 1.5rem;
    }
    
    .key-feature-item h3 {
        font-size: 1.1rem;
    }
    
    .feature-detail {
        margin-bottom: 2rem;
        padding: 1rem 0;
    }
    
    .feature-content h3 {
        font-size: 1.4rem;
    }
    
    .feature-content h4 {
        font-size: 1rem;
    }
    
    .feature-content p {
        font-size: 0.95rem;
    }
    
    .highlight-item {
        padding: 0.8rem;
    }
    
    .highlight-icon {
        font-size: 1.2rem;
        display: flex;
        justify-content: center;
        width: 100%;
        margin: 0 0 0.5rem 0;
    }
    
    .highlight-text strong {
        font-size: 0.9rem;
    }
    
    .feature-screenshot {
        min-height: 200px;
    }
}

/* FAQ Section Styles */
.faq-card:hover {
    border-color: var(--light-copper);
    transform: translateY(-2px);
}

.faq-card h3 {
    color: var(--light-copper);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.faq-card p {
    color: #cccccc;
    line-height: 1.6;
}

/* Responsive Design for Pages */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .policy-content, .contact-content {
        padding: 2rem;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-method {
        flex-direction: column;
        text-align: center;
    }
    
    .interval-phases {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        align-self: center;
    }
}

@media (max-width: 480px) {
    .policy-content, .contact-content {
        padding: 1.5rem;
    }
    
    .policy-section h2 {
        font-size: 1.3rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}