/* Shared styles for product.html, privacy.html and terms.html (mirrors index.html) */
:root {
    --bg-color: #0b0f1a;
    --card-bg: #161e2d;
    --text-color: #f8fafc;
    --accent-color: #3b82f6;
    --secondary-text: #94a3b8;
    --nav-bg: rgba(11, 15, 26, 0.9);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.narrow { max-width: 780px; }

/* Header & Navigation */
nav {
    position: fixed;
    top: 0; width: 100%;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
nav .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: 800; font-size: 1.2rem; color: #fff; text-decoration: none; letter-spacing: 1px; }
nav ul { display: flex; list-style: none; gap: 2rem; }
nav a { text-decoration: none; color: var(--secondary-text); font-size: 0.9rem; transition: 0.3s; }
nav a:hover, nav a.active { color: var(--accent-color); }

/* Hero */
.hero { padding: 160px 0 60px; text-align: center; }
.hero h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); font-weight: 800; margin-bottom: 1.5rem; line-height: 1.1; }
.highlight { color: var(--accent-color); }
.hero p { font-size: 1.15rem; color: var(--secondary-text); max-width: 680px; margin: 0 auto 2rem; }
.badge { display: inline-block; padding: 0.35rem 0.9rem; border-radius: 999px; border: 1px solid var(--accent-color); color: var(--accent-color); font-size: 0.75rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 1.5rem; }

/* Sections */
.section { padding: 60px 0; }
.section-tag { color: var(--accent-color); font-weight: 700; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 2px; display: block; margin-bottom: 1rem; text-align: center; }
h2 { text-align: center; font-size: 2rem; margin-bottom: 2.5rem; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.card { background: var(--card-bg); padding: 2.5rem; border-radius: 12px; border: 1px solid rgba(255, 255, 255, 0.03); transition: 0.3s; }
.card:hover { border-color: var(--accent-color); }
.card h3 { margin-bottom: 1rem; font-size: 1.3rem; }
.card p, .card li { color: var(--secondary-text); font-size: 0.95rem; }
.card ul { padding-left: 1.2rem; }
.card li { margin-bottom: 0.5rem; }

/* Long-form text (summary, privacy, terms) */
.prose { padding: 140px 0 80px; }
.prose h1 { font-size: clamp(2rem, 5vw, 2.8rem); font-weight: 800; line-height: 1.15; margin-bottom: 0.5rem; }
.prose .meta { color: var(--secondary-text); font-size: 0.9rem; margin-bottom: 2.5rem; }
.prose h2, .summary h2 { text-align: left; font-size: 1.35rem; margin: 2.5rem 0 0.8rem; }
.prose h3 { font-size: 1.05rem; margin: 1.5rem 0 0.5rem; }
.prose p, .prose li, .summary p, .summary li { color: var(--secondary-text); margin-bottom: 0.8rem; }
.prose ul, .summary ul { padding-left: 1.4rem; margin-bottom: 1rem; }
.prose strong, .summary strong { color: var(--text-color); }
.prose a, .summary a { color: var(--accent-color); }
.summary h2:first-child { margin-top: 0; }

/* Buttons */
.btn { padding: 0.8rem 2rem; border-radius: 6px; text-decoration: none; font-weight: 600; display: inline-block; transition: 0.3s; }
.btn-primary { background: var(--accent-color); color: #fff; }
.btn-primary:hover { opacity: 0.9; }

/* Footer */
footer { padding: 60px 0; text-align: center; border-top: 1px solid rgba(255, 255, 255, 0.05); font-size: 0.9rem; color: var(--secondary-text); }
footer a { color: var(--accent-color); text-decoration: none; }
footer p { margin-bottom: 0.3rem; }

@media (max-width: 768px) {
    nav ul { gap: 1rem; }
    nav a { font-size: 0.8rem; }
    .logo { font-size: 1rem; }
    .card { padding: 1.75rem; }
}