/* RenterSolar Design System */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-primary: #FFFEF9;
    --bg-card: #FFFFFF;
    --bg-section: #F7F1E3;
    --accent-primary: #F5A623;
    --accent-dark: #CB8614;
    --text-primary: #1B262C;
    --text-muted: #556168;
    --border-subtle: rgba(27, 38, 44, 0.1);
    --overlay: rgba(0, 0, 0, 0.55);
    --shadow-md: 0 16px 40px rgba(27, 38, 44, 0.12);
    --shadow-lg: 0 28px 80px rgba(27, 38, 44, 0.18);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Sora', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.65;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Instrument Serif', serif;
    font-style: italic;
    font-weight: 400;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

p { color: var(--text-muted); margin-bottom: 1rem; }
a { color: inherit; text-decoration: none; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-radius: 999px;
    padding: 14px 24px;
    border: 1px solid transparent;
    font-weight: 600;
    transition: transform 0.25s ease, background 0.25s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
    background: var(--accent-primary);
    color: var(--text-primary);
    box-shadow: 0 10px 30px rgba(245, 166, 35, 0.28);
}

.eyebrow {
    color: var(--accent-dark);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.08em;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.card {
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid var(--border-subtle);
    border-radius: 24px;
    box-shadow: var(--shadow-md);
}

.faq-item {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    padding: 0;
    overflow: hidden;
}

.faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 22px 24px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

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