:root {
    --bg: #0c0c0e;
    --card: #16161a;
    --text: #f0f0f5;
    --text-muted: #9b9ba8;
    --accent: #ff6b9d;
    --accent-soft: #ff8fb3;
    --border: #2c2c34;
    --gradient: linear-gradient(135deg, #ff6b9d 0%, #c44dff 100%);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    padding: 40px 20px;
    min-height: 100vh;
}

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

/* Header */
header {
    text-align: center;
    margin-bottom: 48px;
    padding-bottom: 36px;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.badge {
    display: inline-block;
    background: var(--gradient);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

header h1 {
    font-size: 2.6rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 8px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

header .subtitle {
    color: var(--text-muted);
    font-size: 1.15rem;
    margin-bottom: 6px;
}

header .aka {
    color: var(--accent-soft);
    font-size: 0.95rem;
}

/* Download button */
.download-box {
    text-align: center;
    margin: -14px 0 26px;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 16px 34px;
    background: var(--gradient);
    color: #fff;
    text-decoration: none;
    border-radius: 16px;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 6px 24px rgba(255, 107, 157, 0.4), 0 0 0 1px rgba(255, 143, 179, 0.35) inset;
    transition: transform 0.2s, box-shadow 0.2s;
    animation: download-pulse 2s ease-in-out infinite;
}

.download-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 34px rgba(255, 107, 157, 0.6), 0 0 0 1px rgba(255, 143, 179, 0.5) inset;
}

.download-btn:active {
    transform: translateY(0) scale(0.98);
}

.download-icon {
    font-size: 1.5rem;
    animation: download-bounce 1.6s ease-in-out infinite;
}

.download-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.3;
}

.download-text strong {
    font-size: 1.2rem;
    font-weight: 800;
}

.download-text em {
    font-style: normal;
    font-size: 0.8rem;
    font-weight: 500;
    opacity: 0.92;
    letter-spacing: 1px;
}

.download-arrow {
    font-size: 1.4rem;
    transition: transform 0.2s;
}

.download-btn:hover .download-arrow {
    transform: translateX(4px);
}

@keyframes download-pulse {
    0%, 100% {
        box-shadow: 0 6px 24px rgba(255, 107, 157, 0.4), 0 0 0 1px rgba(255, 143, 179, 0.35) inset;
    }
    50% {
        box-shadow: 0 8px 34px rgba(255, 107, 157, 0.65), 0 0 0 1px rgba(255, 143, 179, 0.6) inset;
    }
}

@keyframes download-bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(4px);
    }
}

/* Cards */
section {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 28px 32px;
    margin-bottom: 22px;
    transition: border-color 0.2s;
}

section:hover {
    border-color: #3a3a45;
}

section h2 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--accent);
}

section h2::before {
    content: "";
    width: 4px;
    height: 18px;
    background: var(--gradient);
    border-radius: 2px;
    flex-shrink: 0;
}

p {
    color: var(--text);
    margin-bottom: 12px;
}

p:last-child {
    margin-bottom: 0;
}

/* Lists */
ul {
    list-style: none;
    padding: 0;
}

ul li {
    position: relative;
    padding-left: 22px;
    margin-bottom: 14px;
    color: var(--text);
}

ul li:last-child {
    margin-bottom: 0;
}

ul li::before {
    content: "✦";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 0.85rem;
}

ul li strong {
    color: #fff;
}

/* Platform tags */
.platforms {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
}

.platform-tag {
    background: #1f1f26;
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.platform-tag span {
    color: var(--accent-soft);
    font-weight: 600;
}

/* Highlight box */
.highlight {
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.08), rgba(196, 77, 255, 0.08));
    border: 1px solid rgba(255, 107, 157, 0.25);
    border-radius: 14px;
    padding: 20px 24px;
    margin-top: 16px;
}

.highlight p {
    margin-bottom: 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Disclaimer */
.disclaimer {
    background: #1a1216;
    border-color: #3a252c;
}

.disclaimer h2 {
    color: #ff8fab;
}

.disclaimer h2::before {
    background: #ff8fab;
}

.disclaimer p {
    color: var(--text-muted);
    font-size: 0.93rem;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 48px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.88rem;
}

/* Responsive */
@media (max-width: 600px) {
    body {
        padding: 24px 16px;
    }

    header h1 {
        font-size: 2rem;
    }

    section {
        padding: 22px 20px;
    }

    .platforms {
        gap: 8px;
    }

    .download-btn {
        padding: 14px 22px;
        gap: 10px;
        font-size: 1rem;
        width: 100%;
        justify-content: center;
    }

    .download-text strong {
        font-size: 1.05rem;
    }
}