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

:root {
    --primary: #e74c5e;
    --primary-dark: #d43a4c;
    --bg-dark: #0f0f1a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #222240;
    --text: #e8e8f0;
    --text-muted: #8888a0;
    --border: #2a2a40;
    --gradient: linear-gradient(135deg, #e74c5e, #ff7b54);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(15, 15, 26, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    color: #fff;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

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

/* Hero */
.hero {
    padding: 140px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
}

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

.hero-desc {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 36px;
    max-width: 480px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 4px 24px rgba(231, 76, 94, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(231, 76, 94, 0.5);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: #444;
}

.stats {
    display: flex;
    gap: 40px;
}

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

.stat strong {
    font-size: 28px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat span {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: #111;
    border-radius: 36px;
    border: 3px solid #333;
    padding: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 40px rgba(231,76,94,0.1);
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--bg-card);
    border-radius: 26px;
    overflow: hidden;
    padding: 16px;
}

.screen-header {
    display: flex;
    justify-content: center;
    padding: 8px 0 16px;
}

.screen-dots {
    display: flex;
    gap: 6px;
}

.screen-dots span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--border);
}

.screen-dots span:nth-child(2) {
    background: var(--primary);
}

.drama-card {
    background: #161630;
    border-radius: 12px;
    padding: 12px;
    margin-bottom: 10px;
    display: flex;
    gap: 10px;
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.card-1 { animation-delay: 0.2s; }
.card-2 { animation-delay: 0.4s; }
.card-3 { animation-delay: 0.6s; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.drama-img {
    width: 52px;
    height: 52px;
    border-radius: 8px;
    flex-shrink: 0;
}

.img-1 { background: linear-gradient(135deg, #e74c5e, #ff7b54); }
.img-2 { background: linear-gradient(135deg, #6c5ce7, #a29bfe); }
.img-3 { background: linear-gradient(135deg, #00b894, #55efc4); }

.drama-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
}

.drama-title {
    height: 10px;
    background: #2a2a50;
    border-radius: 4px;
    width: 80%;
}

.drama-sub {
    height: 8px;
    background: #1e1e3a;
    border-radius: 4px;
    width: 50%;
}

/* Features */
.features {
    padding: 100px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 12px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 56px;
    font-size: 16px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

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

.feature-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(231, 76, 94, 0.1);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: rgba(231, 76, 94, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* Download */
.download {
    padding: 100px 0;
    background: linear-gradient(180deg, transparent, rgba(231,76,94,0.03), transparent);
}

.download-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 600px;
    margin: 0 auto 48px;
}

.download-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 36px;
    text-align: center;
    transition: all 0.3s;
}

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

.download-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.android-icon {
    background: rgba(61, 220, 132, 0.1);
    color: #3ddc84;
}

.ios-icon {
    background: rgba(142, 142, 147, 0.1);
    color: #8e8e93;
}

.download-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.download-card > p {
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 20px;
}

.btn-download {
    background: var(--gradient);
    color: #fff;
    padding: 12px 24px;
    font-size: 14px;
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(231,76,94,0.4);
}

.version {
    display: block;
    margin-top: 12px;
    font-size: 12px;
    color: var(--text-muted);
}

.qr-section {
    display: flex;
    justify-content: center;
}

.qr-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.qr-placeholder {
    width: 120px;
    height: 120px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
}

.qr-box span {
    font-size: 13px;
    color: var(--text-muted);
}

/* FAQ */
.faq {
    padding: 100px 0;
}

.faq-list {
    max-width: 700px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color 0.3s;
}

.faq-item[open] {
    border-color: var(--primary);
}

.faq-item summary {
    padding: 20px 24px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: color 0.2s;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 20px;
    color: var(--primary);
    transition: transform 0.3s;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover {
    color: var(--primary);
}

.faq-item p {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 60px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    margin-top: 12px;
    font-size: 14px;
    color: var(--text-muted);
    max-width: 280px;
}

.footer-links h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-links a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    padding: 4px 0;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 24px;
    text-align: center;
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero-desc {
        margin: 0 auto 36px;
    }

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

    .stats {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

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

    .download-cards {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .nav {
        gap: 20px;
    }

    .nav a {
        font-size: 13px;
    }
}