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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: #1a1a2e;
    background: #fafafa;
    line-height: 1.6;
}

/* --- Hero Section --- */
.hero {
    background: linear-gradient(135deg, #7C3AED 0%, #EC4899 50%, #F97316 100%);
    color: white;
    text-align: center;
    padding: 80px 20px 60px;
}

.hero .app-icon {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    background: rgba(255,255,255,0.15);
    padding: 16px;
    margin: 0 auto 24px;
    backdrop-filter: blur(10px);
}

.hero .app-icon img {
    width: 100%;
    height: 100%;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.hero .tagline {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto 36px;
}

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

.store-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(0,0,0,0.3);
    color: white;
    text-decoration: none;
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 500;
    transition: background 0.2s;
}

.store-btn:hover {
    background: rgba(0,0,0,0.5);
}

.store-btn svg {
    width: 24px;
    height: 24px;
    fill: white;
}

/* --- Features Section --- */
.features {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.feature-card {
    background: white;
    border-radius: 16px;
    padding: 32px 24px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    text-align: center;
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: #7C3AED;
}

.feature-card p {
    font-size: 0.95rem;
    color: #555;
}

/* --- FAQ Section --- */
.faq {
    max-width: 760px;
    margin: 0 auto;
    padding: 20px 20px 60px;
}

.faq h2 {
    font-size: 1.6rem;
    text-align: center;
    margin-bottom: 28px;
    color: #1a1a2e;
}

.faq details {
    background: white;
    border-radius: 12px;
    padding: 0;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    overflow: hidden;
}

.faq summary {
    padding: 18px 20px;
    cursor: pointer;
    font-weight: 600;
    color: #1a1a2e;
    list-style: none;
    position: relative;
    padding-right: 40px;
}

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

.faq summary::after {
    content: '+';
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.4rem;
    color: #7C3AED;
    transition: transform 0.2s;
}

.faq details[open] summary::after {
    content: '−';
}

.faq details p,
.faq details ul {
    padding: 0 20px 18px;
    color: #444;
    font-size: 0.95rem;
    line-height: 1.7;
}

.faq details ul {
    padding-left: 40px;
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 32px 20px;
    color: #888;
    font-size: 0.85rem;
    border-top: 1px solid #eee;
}

footer a {
    color: #7C3AED;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* --- Language Switcher --- */
.lang-switch {
    position: absolute;
    top: 20px;
    right: 24px;
}

.lang-switch a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 6px 12px;
    border-radius: 6px;
    transition: background 0.2s;
}

.lang-switch a:hover,
.lang-switch a.active {
    background: rgba(255,255,255,0.2);
    color: white;
}

.hero {
    position: relative;
}

/* --- Privacy Policy Page --- */
.privacy {
    max-width: 760px;
    margin: 0 auto;
    padding: 48px 20px 60px;
}

.privacy h1 {
    font-size: 2rem;
    margin-bottom: 8px;
    color: #7C3AED;
}

.privacy .updated {
    color: #888;
    font-size: 0.9rem;
    margin-bottom: 32px;
}

.privacy h2 {
    font-size: 1.25rem;
    margin-top: 28px;
    margin-bottom: 10px;
    color: #1a1a2e;
}

.privacy p, .privacy ul {
    color: #444;
    margin-bottom: 14px;
}

.privacy ul {
    padding-left: 24px;
}

.privacy li {
    margin-bottom: 6px;
}

.privacy .back-link {
    display: inline-block;
    margin-top: 32px;
    color: #7C3AED;
    text-decoration: none;
    font-weight: 500;
}

.privacy .back-link:hover {
    text-decoration: underline;
}

/* --- Privacy page header bar --- */
.top-bar {
    background: linear-gradient(135deg, #7C3AED 0%, #EC4899 100%);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.top-bar a.logo {
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
}

/* --- Responsive --- */
@media (max-width: 600px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    .hero .tagline {
        font-size: 1rem;
    }
    .store-buttons {
        flex-direction: column;
        align-items: center;
    }
}