/**
 * CamperBudget Landing V1.0.0
 * camperbudget.com
 * Aesthetic: Premium travel product — warm, trustworthy, adventure-ready
 */

:root {
    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 14px;
    --radius-sm: 10px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg: #0D0F14; --bg-alt: #121620; --bg-card: #161B26; --bg-card-hover: #1C2233;
    --border: #222940; --border-light: #1A2035;
    --text: #EDF0F7; --text-secondary: #94A0BE; --text-muted: #4D5876;
    --accent: #F0963C; --accent-hover: #F5A854; --accent-soft: rgba(240,150,60,0.1); --accent-glow: rgba(240,150,60,0.25);
    --green: #22C55E; --green-soft: rgba(34,197,94,0.1);
    --hero-gradient: linear-gradient(160deg, #0D0F14 0%, #15192A 40%, #1A1520 100%);
}

[data-theme="light"] {
    --bg: #FAFBFD; --bg-alt: #F2F4F8; --bg-card: #FFFFFF; --bg-card-hover: #F8F9FC;
    --border: #E0E4EE; --border-light: #EDF0F6;
    --text: #141824; --text-secondary: #555F78; --text-muted: #A0AAC0;
    --accent: #E07E20; --accent-hover: #D47118; --accent-soft: rgba(224,126,32,0.08); --accent-glow: rgba(224,126,32,0.15);
    --green: #16A34A; --green-soft: rgba(22,163,74,0.06);
    --hero-gradient: linear-gradient(160deg, #FAFBFD 0%, #F0F2F8 40%, #FCF8F4 100%);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 17px; scroll-behavior: smooth; }
body { font-family: var(--font-body); background: var(--bg); color: var(--text); line-height: 1.7; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* ===== Nav ===== */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 14px 0; transition: background 0.3s, backdrop-filter 0.3s; }
.nav.scrolled { background: var(--bg); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); }
.nav-inner { max-width: 1080px; margin: 0 auto; padding: 0 28px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: var(--text); text-decoration: none; }
.nav-logo-icon { height: 28px; width: auto; vertical-align: middle; margin-right: 4px; }
.nav-actions { display: flex; align-items: center; gap: 6px; }
.nav-btn { font-family: var(--font-body); font-size: 0.84rem; font-weight: 600; padding: 7px 14px; border-radius: 8px; border: 1px solid var(--border); background: transparent; color: var(--text-secondary); cursor: pointer; transition: all var(--transition); }
.nav-btn:hover { border-color: var(--accent); color: var(--accent); }
.nav-btn.primary { background: var(--accent); color: white; border-color: var(--accent); }
.nav-btn.primary:hover { background: var(--accent-hover); }
.lang-select { font-family: var(--font-body); font-size: 0.84rem; font-weight: 600; padding: 7px 8px; border-radius: 8px; border: 1px solid var(--border); background: transparent; color: var(--text-secondary); cursor: pointer; appearance: none; }

/* ===== Hero ===== */
.hero { background: var(--hero-gradient); padding: 140px 28px 80px; text-align: center; position: relative; overflow: hidden; }
.hero::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 120px; background: linear-gradient(to bottom, transparent, var(--bg)); pointer-events: none; }
.hero-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 16px; border-radius: 20px; background: var(--accent-soft); border: 1px solid rgba(240,150,60,0.2); font-size: 0.86rem; font-weight: 600; color: var(--accent); margin-bottom: 24px; }
.hero-badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero h1 { font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; max-width: 700px; margin: 0 auto 20px; }
.hero-sub { font-size: 1.15rem; color: var(--text-secondary); max-width: 520px; margin: 0 auto 36px; line-height: 1.7; }
.hero-form { display: flex; gap: 10px; max-width: 440px; margin: 0 auto; }
.hero-input { flex: 1; padding: 14px 18px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--bg-card); color: var(--text); font-family: var(--font-body); font-size: 0.95rem; transition: all var(--transition); }
.hero-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.hero-submit { padding: 14px 28px; border-radius: var(--radius-sm); background: var(--accent); color: white; font-family: var(--font-body); font-size: 0.95rem; font-weight: 700; border: none; cursor: pointer; transition: all var(--transition); white-space: nowrap; }
.hero-submit:hover { background: var(--accent-hover); transform: translateY(-1px); }
.hero-note { font-size: 0.84rem; color: var(--text-muted); margin-top: 12px; }
.hero-success { display: none; padding: 16px 24px; border-radius: var(--radius-sm); background: var(--green-soft); border: 1px solid var(--green); color: var(--green); font-weight: 600; max-width: 440px; margin: 0 auto; }
.hero-success.active { display: block; }
.hero-stats { display: flex; justify-content: center; gap: 40px; margin-top: 48px; flex-wrap: wrap; }
.hero-stat-value { font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--accent); line-height: 1.2; }
.hero-stat-label { font-size: 0.95rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }

/* ===== Section ===== */
.section { max-width: 1080px; margin: 0 auto; padding: 80px 28px; }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 48px; }
.section-label { font-family: var(--font-mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px; color: var(--accent); margin-bottom: 12px; font-weight: 600; }
.section-title { font-family: var(--font-display); font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 12px; }
.section-sub { font-size: 1rem; color: var(--text-secondary); }

/* ===== Features Grid ===== */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; transition: all var(--transition); }
.feature-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 12px 40px rgba(0,0,0,0.08); }
.feature-emoji { font-size: 2rem; margin-bottom: 14px; display: block; }
.feature-title { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; margin-bottom: 6px; }
.feature-desc { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.6; }

/* ===== Built By Section ===== */
.built-by { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.built-by-inner { display: flex; align-items: center; gap: 48px; }
.built-by-text { flex: 1; }
.built-by-stats { display: flex; gap: 20px; flex-wrap: wrap; }
.built-by-stat { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px 20px; text-align: center; min-width: 100px; }
.built-by-stat-value { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; color: var(--accent); }
.built-by-stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }

/* ===== Pricing ===== */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: start; }
.price-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 28px; position: relative; transition: all var(--transition); }
.price-card:hover { border-color: var(--accent); }
.price-card.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 12px 40px var(--accent-glow); }
.price-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--accent); color: white; font-size: 0.8rem; font-weight: 700; padding: 4px 16px; border-radius: 20px; text-transform: uppercase; letter-spacing: 1px; }
.price-name { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; margin-bottom: 4px; }
.price-users { font-size: 0.95rem; color: var(--text-secondary); margin-bottom: 16px; }
.price-amount { font-family: var(--font-display); font-size: 2.4rem; font-weight: 800; line-height: 1.1; }
.price-amount span { font-size: 0.9rem; color: var(--text-secondary); font-weight: 400; }
.price-annual { font-size: 0.86rem; color: var(--text-muted); margin-bottom: 20px; }
.price-features { list-style: none; margin-bottom: 24px; }
.price-features li { font-size: 0.92rem; color: var(--text-secondary); padding: 6px 0; display: flex; align-items: flex-start; gap: 8px; }
.price-features li::before { content: '✓'; color: var(--green); font-weight: 700; flex-shrink: 0; }
.price-cta { display: block; width: 100%; padding: 12px; border-radius: var(--radius-sm); font-family: var(--font-body); font-size: 0.9rem; font-weight: 700; text-align: center; cursor: pointer; transition: all var(--transition); text-decoration: none; }
.price-cta.outline { border: 2px solid var(--border); background: transparent; color: var(--text); }
.price-cta.outline:hover { border-color: var(--accent); color: var(--accent); }
.price-cta.filled { border: 2px solid var(--accent); background: var(--accent); color: white; }
.price-cta.filled:hover { background: var(--accent-hover); }
.price-trial { text-align: center; font-size: 0.84rem; color: var(--text-muted); margin-top: 10px; }

/* ===== CTA section ===== */
.cta-section { text-align: center; padding: 80px 28px; }
.cta-form { display: flex; gap: 10px; max-width: 440px; margin: 24px auto 0; }

/* ===== Footer ===== */
.footer { border-top: 1px solid var(--border); padding: 32px 28px; text-align: center; font-size: 0.95rem; color: var(--text-muted); }
.footer a { color: var(--accent); }
.footer-links { display: flex; justify-content: center; gap: 20px; margin-bottom: 12px; flex-wrap: wrap; }
.footer-links a { color: var(--text-muted); font-weight: 500; }
.footer-links a:hover { color: var(--accent); }

/* ===== Animations ===== */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 840px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .built-by-inner { flex-direction: column; }
    .hero h1 { font-size: 2rem; }
    .section { padding: 56px 20px; }
    .hero { padding: 120px 20px 60px; }
}
@media (max-width: 540px) {
    .features-grid { grid-template-columns: 1fr; }
    .hero-form, .cta-form { flex-direction: column; }
    .hero-submit { width: 100%; }
    .hero-stats { gap: 24px; }
    .nav-inner { padding: 0 16px; }
}