/* HAVIT Website Styles - Dark Theme */
:root {
    --primary: #C8FF00;
    --primary-dark: #a6d400;
    --bg-dark: #0a0a0a;
    --bg-card: #1a1a1a;
    --bg-card-hover: #252525;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --border-color: rgba(255, 255, 255, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    text-decoration: none;
}

.logo-text {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -1px;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

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

.btn-nav {
    background: var(--primary) !important;
    color: var(--bg-dark) !important;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
}

.btn-nav:hover {
    background: var(--primary-dark) !important;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 24px 80px;
    max-width: 1200px;
    margin: 0 auto;
    gap: 60px;
}

.hero-content {
    flex: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(200, 255, 0, 0.1);
    border: 1px solid rgba(200, 255, 0, 0.3);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, #90EE90 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: var(--bg-dark);
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-primary.large {
    padding: 18px 36px;
    font-size: 18px;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--text-primary);
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
}

.btn-store {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    color: #000;
    padding: 12px 24px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.2s;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-store svg {
    flex-shrink: 0;
}

.btn-store .store-text {
    display: flex;
    flex-direction: column;
    text-align: left;
    line-height: 1.2;
}

.btn-store .store-label {
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.btn-store .store-name {
    font-size: 18px;
    font-weight: 600;
}

.btn-store:hover {
    transform: translateY(-2px);
    background: #f0f0f0;
}

.btn-store.light {
    background: #fff;
    color: #000;
}

.btn-store.light:hover {
    background: #f0f0f0;
}

.hero-stats {
    display: flex;
    gap: 48px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
}

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

.phone-mockup {
    position: relative;
}

.hero-phone {
    max-width: 300px;
    border-radius: 32px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header.light {
    color: var(--text-primary);
}

.section-badge {
    display: inline-block;
    background: rgba(200, 255, 0, 0.1);
    border: 1px solid rgba(200, 255, 0, 0.3);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Problem Section */
.problem-section {
    background: var(--bg-card);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.problem-card {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s;
}

.problem-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.problem-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.problem-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

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

/* Solution Section */
.solution-section {
    background: var(--bg-dark);
}

.feature-block {
    display: flex;
    align-items: center;
    gap: 80px;
    margin-bottom: 120px;
}

.feature-block.reverse {
    flex-direction: row-reverse;
}

.feature-content {
    flex: 1;
}

.feature-tag {
    display: inline-block;
    background: rgba(200, 255, 0, 0.1);
    color: var(--primary);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 16px;
}

.feature-content h3 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.feature-content p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 16px;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

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

.phone-stack {
    position: relative;
    width: 280px;
    height: 500px;
}

.phone-img {
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.phone-img.single {
    max-width: 280px;
}

.phone-back {
    position: absolute;
    width: 240px;
    transform: rotate(-5deg);
    opacity: 0.7;
    z-index: 1;
}

.phone-front {
    position: absolute;
    width: 260px;
    left: 40px;
    top: 20px;
    transform: rotate(3deg);
    z-index: 2;
}

/* How Section */
.how-section {
    background: var(--bg-card);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.step-card {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 800;
    margin: 0 auto 20px;
}

.step-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Gallery Section */
.gallery-section {
    background: var(--bg-dark);
    overflow: hidden;
}

.gallery-scroll {
    overflow-x: auto;
    margin: 0 -24px;
    padding: 0 24px;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.gallery-scroll::-webkit-scrollbar {
    display: none;
}

.gallery-track {
    display: flex;
    gap: 20px;
    padding: 20px 0;
}

.gallery-img {
    width: 200px;
    border-radius: 20px;
    flex-shrink: 0;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s;
}

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

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-dark) 100%);
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content p {
    color: var(--text-secondary);
    font-size: 18px;
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-main {
    display: flex;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

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

.footer-brand p {
    color: var(--text-muted);
    margin-top: 12px;
    font-size: 14px;
}

.footer-links {
    display: flex;
    gap: 60px;
    flex-wrap: wrap;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 10px;
    transition: color 0.2s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 4px;
}

.footer-bottom a {
    color: var(--primary);
    text-decoration: none;
}

/* Legal Pages */
.legal-page {
    padding-top: 80px;
}

.legal-content {
    padding: 60px 0;
    min-height: calc(100vh - 200px);
}

.legal-content h1 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--primary);
}

.legal-meta {
    color: var(--text-muted);
    margin-bottom: 32px;
}

.legal-meta p {
    margin-bottom: 4px;
}

.legal-content h2 {
    font-size: 24px;
    font-weight: 700;
    margin-top: 48px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.legal-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.legal-content h4 {
    font-size: 16px;
    font-weight: 600;
    margin-top: 24px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.legal-content p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.legal-content ul, .legal-content ol {
    color: var(--text-secondary);
    margin-bottom: 16px;
    padding-left: 24px;
}

.legal-content li {
    margin-bottom: 8px;
}

.legal-content hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 48px 0;
}

.legal-content a {
    color: var(--primary);
    text-decoration: none;
}

.legal-content a:hover {
    text-decoration: underline;
}

.legal-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}

.legal-content th, .legal-content td {
    border: 1px solid var(--border-color);
    padding: 12px;
    text-align: left;
}

.legal-content th {
    background: var(--bg-card);
    color: var(--text-primary);
    font-weight: 600;
}

.legal-content td {
    color: var(--text-secondary);
}

.info-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    margin: 24px 0;
}

.info-box h4 {
    margin-top: 0;
    color: var(--primary);
}

.warning-box {
    background: rgba(200, 255, 0, 0.05);
    border: 1px solid rgba(200, 255, 0, 0.3);
    border-radius: 12px;
    padding: 24px;
    margin: 24px 0;
}

.warning-box p {
    color: var(--text-primary);
}

.closing-note {
    text-align: center;
    font-size: 18px;
    color: var(--text-primary) !important;
    margin-top: 48px;
}

/* Responsive */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 100px;
    }
    
    .hero-subtitle {
        margin: 0 auto 32px;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .feature-block, .feature-block.reverse {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }
    
    .feature-list {
        text-align: left;
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .nav-links {
        gap: 16px;
    }
    
    .nav-links a:not(.btn-nav) {
        display: none;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .footer-main {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-links {
        gap: 40px;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary, .btn-secondary, .btn-store {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}