:root {
    --text: #f6fbff;
    --muted: rgba(246, 251, 255, 0.9);
    --glass: rgba(255, 255, 255, 0.24);
    --line: rgba(255, 255, 255, 0.38);
    --shadow: 0 12px 28px rgba(39, 94, 107, 0.16);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--text);
    font: 16px/1.6 Arial, sans-serif;
    background: radial-gradient(1200px 720px at 50% -140px, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0.08) 55%, transparent 74%), linear-gradient(180deg, #81e3ce, #7ddbcf 42%, #6eb2b8);
}

a { color: #f6efb0; }
.container,
.legal-wrap { width: min(1100px, calc(100% - 40px)); margin: 0 auto; }
.legal-wrap { width: min(900px, calc(100% - 64px)); }

.key-art-container,
.feature-item,
.screenshot-placeholder {
    background: var(--glass);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(6px);
}

.home-page h1,
.home-page h2,
.home-page h3,
.legal-page h1,
.legal-page h2 { color: var(--text); }

.home-page h1 { margin: 0.1em 0; font-size: clamp(2.4rem, 7vw, 3.9rem); text-shadow: 0 4px 16px rgba(58, 90, 97, 0.36); }
.home-page h2 { margin-bottom: 40px; text-align: center; font-size: clamp(2rem, 5vw, 2.85rem); text-shadow: 0 3px 10px rgba(56, 84, 92, 0.32); }
.home-page p,
.legal-page p,
.legal-page li,
.legal-page .update-date { color: var(--muted); }

.tagline { font-size: 1.35rem; font-weight: 700; }
.app-icon {
    width: clamp(84px, 12vw, 116px);
    height: auto;
    display: block;
    margin: 0 auto 14px;
    border-radius: 24px;
    box-shadow: 0 8px 24px rgba(44, 86, 95, 0.22);
}
section { padding: 80px 0; }
#hero { padding-top: 120px; text-align: center; }
#features,
#gallery,
#download,
footer { border-top: 1px solid rgba(255, 255, 255, 0.12); }
#features { background: rgba(255, 255, 255, 0.06); }
#gallery { text-align: center; background: rgba(255, 255, 255, 0.045); }
#download { text-align: center; padding: 60px 0; background: rgba(255, 255, 255, 0.09); }

.key-art-container { margin-top: 40px; overflow: hidden; max-height: 450px; }
.key-art { width: 100%; display: block; }

.cta-button {
    display: inline-block;
    margin: 20px 10px;
    padding: 18px 35px;
    border: 1px solid rgba(255, 255, 255, 0.36);
    border-radius: 14px;
    color: #4a5e69;
    text-decoration: none;
    font-weight: 700;
    background: linear-gradient(90deg, #f5e88b, #f9f0a9 55%, #fff6c3);
    box-shadow: 0 10px 26px rgba(56, 84, 92, 0.24);
}

.app-store-badge { max-width: 200px; margin: 10px; border-radius: 10px; }
.feature-grid,
.screenshot-grid { display: grid; gap: 30px; margin-top: 40px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.feature-grid { text-align: center; }
.feature-item { padding: 30px 20px; }
.icon { display: block; margin-bottom: 15px; color: #f5e88b; font-size: 2.1em; font-weight: 800; letter-spacing: 0.05em; }

.screenshot-placeholder { width: 100%; height: min(62vw, 533px); object-fit: cover; }

footer { padding: 40px 0; text-align: center; font-size: 0.9em; background: rgba(255, 255, 255, 0.06); }
footer a { text-decoration: none; margin: 0 10px; }
footer a:hover { text-decoration: underline; }

.legal-page { min-height: 100vh; padding: 40px 0; line-height: 1.7; }
.legal-wrap { padding: 8px 4px; }
.legal-page h1,
.legal-page h2 { margin-top: 20px; padding-bottom: 8px; border-bottom: 1px solid rgba(255, 255, 255, 0.24); }
.legal-page h1 { margin-top: 0; border-bottom-width: 2px; }
.legal-page strong { color: #fff; }
.legal-page .update-date { display: block; margin-bottom: 20px; font-style: italic; }

@media (max-width: 768px) {
    .app-icon {
        width: 88px;
        border-radius: 20px;
        margin-bottom: 12px;
    }
    .feature-grid { grid-template-columns: 1fr; }
    .screenshot-grid { grid-template-columns: 1fr; }
    .screenshot-placeholder { width: 80%; margin: 0 auto; }
    .key-art-container { max-height: 250px; }
    .legal-wrap { width: min(900px, calc(100% - 64px)); padding: 4px 0; }
}