/* ===========================
   ClaireCam Landing Page — v2
   Design system: mobile-first, product-led
   =========================== */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
    --color-bg: #ffffff;
    --color-surface: #f8f9fb;
    --color-text: #1a1a2e;
    --color-text-secondary: #64748b;
    --color-accent: #0052FF;
    --color-accent-hover: #003cc2;
    --color-green: #10B981;
    --color-border: #e5e7eb;
    --font-heading: 'Outfit', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* --- Scroll reveal --- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ============ NAV ============ */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s, background 0.3s;
}
.nav.scrolled { border-bottom-color: var(--color-border); background: rgba(255,255,255,0.95); }
.nav-inner {
    max-width: 1120px; margin: 0 auto; padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
    height: 64px;
}
.nav-logo { height: 30px; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 0.9rem; font-weight: 500; color: var(--color-text-secondary); transition: color 0.2s; }
.nav-links a:hover { color: var(--color-text); }
.nav-cta-btn {
    background: var(--color-text); color: #fff !important; padding: 8px 20px;
    border-radius: 100px; font-weight: 600; font-size: 0.85rem;
    transition: background 0.2s;
}
.nav-cta-btn:hover { background: #333; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--color-text); border-radius: 2px; }

/* ============ HERO ============ */
.hero { padding: 120px 0 60px; background: var(--color-bg); }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.hero h1 {
    font-family: var(--font-heading); font-size: 3.2rem; font-weight: 700;
    line-height: 1.1; letter-spacing: -1.5px; color: var(--color-text);
}
.accent { color: var(--color-accent); }
.hero-subtitle {
    margin-top: 20px; font-size: 1.15rem; line-height: 1.7;
    color: var(--color-text-secondary); max-width: 480px;
}
.hero-actions { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.store-badge { height: 48px; transition: opacity 0.2s; }
.store-badge:hover { opacity: 0.8; }
.hero-micro {
    margin-top: 16px; font-size: 0.82rem; color: var(--color-text-secondary);
    letter-spacing: 0.3px;
}
.hero-visual { display: flex; justify-content: center; }
.hero-app-frame {
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: 0 24px 80px rgba(0,0,0,0.12), 0 0 0 1px rgba(0,0,0,0.04);
    max-width: 560px; width: 100%;
    position: relative; aspect-ratio: 844 / 390;
}
.hero-phone-img { width: 100%; border-radius: var(--radius-lg); }
.hero-phone-iframe {
    position: absolute; top: 0; left: 0;
    width: 844px; height: 390px; border: none;
    transform-origin: 0 0; display: block;
}

/* ============ FEATURES ============ */
.features { padding: 100px 0; }
.features-header { max-width: 600px; margin-bottom: 64px; }
.features-header h2 {
    font-family: var(--font-heading); font-size: 2.4rem; font-weight: 700;
    line-height: 1.15; letter-spacing: -1px;
}
.features-header p { margin-top: 16px; font-size: 1.05rem; color: var(--color-text-secondary); line-height: 1.7; }

/* Hero feature — full-width image + text */
.feature-hero {
    display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px;
    align-items: center; margin-bottom: 64px;
}
.feature-hero-visual {
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: 0 16px 48px rgba(0,0,0,0.1);
    position: relative; aspect-ratio: 844 / 390;
}
.feature-hero-img { width: 100%; display: block; }
.feature-hero-iframe {
    position: absolute; top: 0; left: 0;
    width: 844px; height: 390px; border: none;
    transform-origin: 0 0; display: block;
}
.feature-hero-text h3 {
    font-family: var(--font-heading); font-size: 1.6rem; font-weight: 700;
}
.feature-hero-text p { margin-top: 12px; color: var(--color-text-secondary); line-height: 1.7; }
.pro-tag {
    display: inline-block; margin-top: 16px; padding: 4px 14px;
    background: var(--color-accent); color: #fff;
    border-radius: 100px; font-size: 0.75rem; font-weight: 700;
    letter-spacing: 0.5px; text-transform: uppercase;
}

/* Full-width feature block — screenshot top, text bottom */
.feature-full {
    margin-bottom: 64px;
    max-width: 800px;
}
.feature-full .feature-block-visual {
    border-radius: var(--radius-lg); overflow: hidden; margin-bottom: 20px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.1);
    position: relative;
}
.feature-full h3 {
    font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700;
}
.feature-full p {
    margin-top: 8px; font-size: 0.95rem; color: var(--color-text-secondary); line-height: 1.6;
}

/* Feature pair — two column blocks */
.feature-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-bottom: 64px; }
.feature-pair-portrait { max-width: 700px; }
.feature-block {}
.feature-block-visual {
    border-radius: var(--radius-md); overflow: hidden; margin-bottom: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
    position: relative;
}
.feature-block-landscape { aspect-ratio: 844 / 390; background: #111; }
.feature-block-portrait { aspect-ratio: 390 / 700; background: #f2f2f7; }
.feature-block-iframe {
    position: absolute; top: 0; left: 0;
    width: 844px; height: 390px; border: none; display: block;
    transform-origin: 0 0; pointer-events: none;
}
.feature-block-iframe-portrait {
    position: absolute; top: 0; left: 0;
    width: 390px; height: 700px; border: none; display: block;
    transform-origin: 0 0; pointer-events: none;
}
.feature-block-img { width: 100%; display: block; }
.feature-block h3 { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; }
.feature-block p { margin-top: 8px; font-size: 0.95rem; color: var(--color-text-secondary); line-height: 1.6; }

/* Feature list — minimal inline items */
.feature-list {
    max-width: 700px;
    display: flex; flex-direction: column; gap: 0;
    border-top: 1px solid var(--color-border);
}
.feature-list-item {
    display: flex; align-items: flex-start; gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border);
}
.feature-list-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--color-green); flex-shrink: 0; margin-top: 8px;
}
.feature-list-dot.dot-pro { background: var(--color-accent); }
.feature-list-item strong { display: block; font-weight: 600; margin-bottom: 2px; }
.feature-list-item span { font-size: 0.9rem; color: var(--color-text-secondary); line-height: 1.6; }

/* ============ HOW IT WORKS ============ */
.how-it-works { padding: 80px 0; background: var(--color-surface); }
.how-header { margin-bottom: 48px; }
.how-header h2 {
    font-family: var(--font-heading); font-size: 2rem; font-weight: 700;
    letter-spacing: -0.5px;
}
.how-header p {
    font-size: 1.05rem; color: var(--color-text-secondary);
    margin-top: 12px; line-height: 1.6;
}
.steps-row { display: flex; align-items: flex-start; justify-content: center; gap: 0; }
.step { text-align: center; max-width: 200px; padding: 0 12px; }
.step-icon {
    width: 56px; height: 56px; border-radius: 16px;
    background: linear-gradient(135deg, var(--color-text), #3a3f50);
    color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    margin-bottom: 16px;
    box-shadow: 0 4px 16px rgba(0,0,0,.12);
}
.step-icon svg { width: 24px; height: 24px; }
.step-icon-accent {
    background: linear-gradient(135deg, #007aff, #5856d6);
}
.step h3 { font-family: var(--font-heading); font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 0.88rem; color: var(--color-text-secondary); line-height: 1.6; }
.step-arrow {
    color: var(--color-text-secondary); opacity: 0.25;
    padding-top: 16px; flex-shrink: 0;
}

/* ============ PRICING ============ */
.pricing { padding: 100px 0; }
.pricing-header { text-align: center; margin-bottom: 48px; }
.pricing-header h2 {
    font-family: var(--font-heading); font-size: 2.4rem; font-weight: 700;
    letter-spacing: -1px;
}
.pricing-header p { margin-top: 12px; color: var(--color-text-secondary); font-size: 1.05rem; }
.pricing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 800px; margin: 0 auto; }
.pricing-card {
    border: 1px solid var(--color-border); border-radius: var(--radius-lg);
    padding: 40px 32px; position: relative;
}
.pricing-card.featured {
    border: 2px solid var(--color-accent);
    box-shadow: 0 8px 40px rgba(0,82,255,0.08);
}
.pricing-card.featured::before {
    content: 'MOST POPULAR'; position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    background: var(--color-accent); color: #fff; padding: 4px 16px;
    border-radius: 100px; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.5px;
}
.pricing-tier {
    font-size: 0.8rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 1px; color: var(--color-accent); margin-bottom: 8px;
}
.pricing-card h3 { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 700; }
.pricing-price {
    font-family: var(--font-heading); font-size: 3rem; font-weight: 700;
    margin: 16px 0 4px; letter-spacing: -1px;
}
.pricing-price span { font-size: 1rem; font-weight: 400; color: var(--color-text-secondary); }
.pricing-desc { font-size: 0.9rem; color: var(--color-text-secondary); margin-bottom: 24px; }
.pricing-features { list-style: none; margin-bottom: 32px; }
.pricing-features li { padding: 6px 0; font-size: 0.92rem; display: flex; align-items: center; gap: 10px; }
.pricing-features .check { color: var(--color-green); font-weight: 700; }
.pricing-features li.disabled { color: #b0b8c4; }
.pricing-features li.disabled::before { content: '—'; margin-right: 10px; color: #d0d5dd; font-weight: 400; }
.pricing-btn {
    display: block; text-align: center; padding: 14px 24px;
    border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem;
    transition: background 0.2s, transform 0.15s;
}
.pricing-btn:hover { transform: translateY(-1px); }
.pricing-btn-primary { background: var(--color-accent); color: #fff; }
.pricing-btn-primary:hover { background: var(--color-accent-hover); }
.pricing-btn-secondary { background: var(--color-surface); color: var(--color-text); border: 1px solid var(--color-border); }
.pricing-btn-secondary:hover { background: #eef0f4; }

/* ============ FAQ ============ */
.faq { padding: 80px 0; background: var(--color-surface); }
.faq-header { margin-bottom: 40px; }
.faq-header h2 { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; }
.faq-list { max-width: 700px; }
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-question {
    width: 100%; display: flex; align-items: center; justify-content: space-between;
    padding: 20px 0; border: none; background: none; cursor: pointer;
    font-family: var(--font-body); font-size: 1rem; font-weight: 500;
    color: var(--color-text); text-align: left;
}
.faq-question:hover { color: var(--color-accent); }
.faq-chevron {
    font-size: 1.3rem; font-weight: 300; color: var(--color-text-secondary);
    transition: transform 0.3s;
}
.faq-item.open .faq-chevron { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-item.open .faq-answer { max-height: 600px; }
.faq-item.open.faq-item-comparison .faq-answer { max-height: 1200px; }
.faq-answer-inner { padding: 0 0 20px; font-size: 0.92rem; color: var(--color-text-secondary); line-height: 1.7; }
.faq-answer-inner a { color: #007aff; text-decoration: underline; }

/* Comparison grid inside FAQ */
.faq-comparison-intro { margin-bottom: 16px; }
.faq-comparison-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 12px;
}
.faq-comparison-col {
    background: #fff; border: 1px solid var(--color-border);
    border-radius: var(--radius-sm); padding: 20px;
}
.faq-comparison-col h4 {
    font-family: var(--font-heading); font-size: 0.95rem; font-weight: 700;
    color: var(--color-text); margin-bottom: 12px;
    display: flex; align-items: center; gap: 8px;
}
.faq-comparison-col ul {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 8px;
}
.faq-comparison-col li {
    font-size: 0.85rem; line-height: 1.55; color: var(--color-text-secondary);
    padding-left: 18px; position: relative;
}
.faq-comparison-col li::before {
    content: '✓'; position: absolute; left: 0; top: 0;
    color: var(--color-green); font-weight: 700; font-size: 0.8rem;
}
.faq-comparison-verdict {
    margin-top: 14px; font-size: 0.85rem; color: var(--color-text-secondary);
    line-height: 1.6; font-style: italic;
}
@media (max-width: 640px) {
    .faq-comparison-grid { grid-template-columns: 1fr; }
}

.faq-more { margin-top: 32px; font-size: 0.9rem; color: var(--color-text-secondary); }
.faq-more a { color: #0056b3; text-decoration: underline; }

/* ============ FINAL CTA ============ */
.final-cta {
    padding: 80px 0; text-align: center;
    background: var(--color-text);
    color: #fff;
}
.final-cta h2 { font-family: var(--font-heading); font-size: 2.2rem; font-weight: 700; }
.final-cta p { margin-top: 12px; color: rgba(255,255,255,0.6); font-size: 1.05rem; max-width: 480px; margin-left: auto; margin-right: auto; }
.final-cta-actions { display: flex; justify-content: center; gap: 12px; margin-top: 28px; }

/* ============ FOOTER ============ */
.footer { padding: 40px 0; border-top: 1px solid var(--color-border); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-brand { display: flex; align-items: center; gap: 16px; }
.footer-logo { height: 28px; }
.footer-tagline { color: var(--color-text-secondary); font-size: 0.85rem; }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 0.85rem; color: var(--color-text-secondary); transition: color 0.2s; }
.footer-links a:hover { color: var(--color-text); }
.footer-copy {
    text-align: center; padding-top: 24px; margin-top: 24px;
    border-top: 1px solid var(--color-border);
    font-size: 0.8rem; color: var(--color-text-secondary);
}

/* ============ MOBILE STICKY CTA ============ */
.mobile-sticky-cta {
    display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 99;
    background: var(--color-text); padding: 10px 16px;
    box-shadow: 0 -4px 16px rgba(0,0,0,0.12);
    transform: translateY(100%);
}
.sticky-cta-inner { display: flex; align-items: center; justify-content: space-between; }
.sticky-cta-text { color: #fff; font-weight: 600; font-size: 0.9rem; }
.sticky-cta-text span { display: block; font-weight: 400; font-size: 0.75rem; color: rgba(255,255,255,0.6); }
.sticky-cta-btn {
    background: var(--color-accent); color: #fff; padding: 10px 20px;
    border-radius: 100px; font-weight: 600; font-size: 0.85rem;
    white-space: nowrap;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
    .hero { padding: 100px 0 40px; }
    .hero-inner { grid-template-columns: 1fr; gap: 32px; text-align: center; }
    .hero h1 { font-size: 2.4rem; }
    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-micro { text-align: center; }
    .hero-app-frame { max-width: 400px; margin: 0 auto; }
    .feature-hero { grid-template-columns: 1fr; gap: 32px; }
    .feature-pair { grid-template-columns: 1fr; gap: 40px; }
    .steps-row { flex-direction: column; align-items: center; gap: 24px; }
    .step-arrow { transform: rotate(90deg); padding: 0; }
    .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
    .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 640px) {
    .nav-links { 
        display: none; position: fixed; top: 64px; left: 0; right: 0;
        flex-direction: column; background: rgba(255,255,255,0.98);
        backdrop-filter: blur(20px); padding: 24px;
        border-bottom: 1px solid var(--color-border); gap: 16px;
    }
    .nav-links.open { display: flex; }
    .nav-toggle { display: flex; }
    .mobile-sticky-cta { display: block; }
    .hero h1 { font-size: 2rem; }
    .features-header h2, .pricing-header h2 { font-size: 1.8rem; }
}

/* ============ LEGAL PAGE STYLES (shared) ============ */
.legal-page { max-width: 720px; margin: 0 auto; padding: 100px 24px 80px; }
.legal-page h1 {
    font-family: var(--font-heading); font-size: 2.4rem; font-weight: 700;
    margin-bottom: 8px;
}
.legal-page .effective-date, .legal-page .subtitle {
    color: var(--color-text-secondary); font-size: 0.92rem; margin-bottom: 48px;
}
.legal-page h2 {
    font-family: var(--font-heading); font-size: 1.3rem; font-weight: 700;
    margin-top: 48px; margin-bottom: 16px; color: var(--color-text);
}
.legal-page h3 { font-size: 1.05rem; font-weight: 600; margin-top: 28px; margin-bottom: 10px; }
.legal-page p, .legal-page li { font-size: 0.95rem; line-height: 1.8; color: #444; margin-bottom: 14px; }
.legal-page ul, .legal-page ol { padding-left: 24px; margin-bottom: 16px; }
.legal-page li { margin-bottom: 8px; }
.legal-page a { color: var(--color-accent); text-decoration: underline; }
.legal-page .contact-box {
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius-md); padding: 32px; margin-top: 32px;
}
.contact-form { display: flex; flex-direction: column; gap: 14px; margin-top: 16px; }
.contact-form .form-row { display: flex; gap: 14px; }
.contact-form .form-row > * { flex: 1; }
.contact-form input, .contact-form textarea, .contact-form select {
    width: 100%; padding: 12px 16px; border: 1px solid var(--color-border);
    border-radius: var(--radius-sm); font-family: var(--font-body); font-size: 0.92rem;
    color: var(--color-text); background: #fff; outline: none;
    transition: border-color 0.2s;
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
    border-color: var(--color-accent);
}
.contact-form textarea { min-height: 120px; resize: vertical; }
.contact-form button {
    align-self: flex-start; padding: 12px 28px;
    background: var(--color-text); color: #fff; border: none;
    border-radius: var(--radius-sm); font-family: var(--font-body);
    font-size: 0.92rem; font-weight: 600; cursor: pointer;
    transition: background 0.2s;
}
.contact-form button:hover { background: #333; }
.contact-form button:disabled { background: #aaa; cursor: not-allowed; }
.form-status { font-size: 0.85rem; margin-top: 6px; }
.form-status.success { color: var(--color-green); }
.form-status.error { color: #e53935; }

/* Legal FAQ */
.legal-faq-item { border-bottom: 1px solid var(--color-border); }
.legal-faq-question {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 0; cursor: pointer; font-size: 1rem; font-weight: 500;
    color: var(--color-text); background: none; border: none; width: 100%;
    text-align: left; font-family: var(--font-body); transition: color 0.2s;
}
.legal-faq-question:hover { color: var(--color-accent); }
.legal-faq-question::after {
    content: '+'; font-size: 1.4rem; font-weight: 300; color: var(--color-text-secondary);
    transition: transform 0.3s;
}
.legal-faq-question.open::after { content: '−'; color: var(--color-accent); }
.legal-faq-answer {
    max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
    color: #555; font-size: 0.92rem; line-height: 1.7;
}
.legal-faq-answer.open { max-height: 400px; padding-bottom: 16px; }

@media (max-width: 600px) {
    .contact-form .form-row { flex-direction: column; }
    .legal-page { padding-top: 80px; }
}