/* ============================================
   DeepThreat Review — Product Page
   Matches main site design system
   ============================================ */

:root {
    --bg: #06060b;
    --bg2: #0c0c14;
    --bg3: #13131f;
    --surface: rgba(255, 255, 255, 0.03);
    --surface-border: rgba(255, 255, 255, 0.06);
    --surface-hover: rgba(255, 255, 255, 0.05);
    --text: #eeeef0;
    --text-secondary: #8b8ba0;
    --text-tertiary: #55556a;
    --accent: #ff2d55;
    --accent-light: #ff4d6d;
    --accent-dark: #cc1a40;
    --accent-glow: rgba(255, 45, 85, 0.15);
    --accent-glow-strong: rgba(255, 45, 85, 0.3);
    --green: #00ff88;
    --crit: #f85149;
    --high: #f0883e;
    --med: #d29922;
    --low: #8b949e;
    --radius: 12px;
    --radius-lg: 20px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --mono: 'JetBrains Mono', 'Fira Code', monospace;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
code, pre { font-family: var(--mono); }
h1, h2, h3, h4 { letter-spacing: -0.035em; line-height: 1.1; }

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 24px; }
.accent { color: var(--accent); }

/* Animations */
@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px var(--accent-glow), 0 0 60px rgba(255, 45, 85, 0.05); }
    50% { box-shadow: 0 0 30px var(--accent-glow-strong), 0 0 80px rgba(255, 45, 85, 0.1); }
}

/* ============================================
   Navigation (same as Hunt page)
   ============================================ */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(6, 6, 11, 0.6);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}
.nav.scrolled { background: rgba(6, 6, 11, 0.92); border-bottom-color: var(--surface-border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; color: var(--text);
    font-weight: 700; font-size: 1.15rem;
}
.logo-svg { flex-shrink: 0; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a {
    color: var(--text-secondary); text-decoration: none;
    font-size: 0.9rem; font-weight: 500; transition: color var(--transition);
    position: relative;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--accent); }
.nav-links a:not(.btn)::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 1.5px; background: var(--accent);
    transition: width var(--transition);
}
.nav-links a:not(.btn):hover::after { width: 100%; }

.mobile-menu-btn {
    display: none; background: none; border: none; cursor: pointer;
    width: 32px; height: 24px; position: relative; z-index: 1001;
}
.mobile-menu-btn span {
    display: block; width: 100%; height: 2px; background: var(--text);
    position: absolute; left: 0; transition: all 0.3s;
}
.mobile-menu-btn span:nth-child(1) { top: 0; }
.mobile-menu-btn span:nth-child(2) { top: 11px; }
.mobile-menu-btn span:nth-child(3) { top: 22px; }
.mobile-menu-btn.open span:nth-child(1) { top: 11px; transform: rotate(45deg); }
.mobile-menu-btn.open span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.open span:nth-child(3) { top: 11px; transform: rotate(-45deg); }

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 24px; border-radius: var(--radius);
    font-size: 0.9rem; font-weight: 600; cursor: pointer;
    transition: all var(--transition); font-family: var(--font);
    white-space: nowrap; text-decoration: none; border: none;
}
.btn-sm { padding: 8px 18px; font-size: 0.85rem; border-radius: 8px; }
.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-light); transform: translateY(-1px); }
.btn-ghost { border: 1px solid rgba(255,255,255,0.12); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-glow { animation: glow 3s ease-in-out infinite; }
.btn-glow:hover { animation: none; box-shadow: 0 0 30px var(--accent-glow-strong); }
.cta-row { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ============================================
   Hero
   ============================================ */
.hero {
    text-align: center; padding: 140px 0 60px;
    background: radial-gradient(ellipse at 50% 0%, rgba(255, 45, 85, 0.08) 0%, transparent 60%);
}
.hero-badge {
    display: inline-block; padding: 6px 16px;
    background: var(--accent); color: #fff;
    border-radius: 100px; font-size: 0.75rem;
    font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.08em; margin-bottom: 24px;
}
.hero h1 { font-size: clamp(2.8rem, 7vw, 5rem); font-weight: 900; margin-bottom: 16px; }
.hero-tagline { font-family: var(--mono); font-size: 1.25rem; color: var(--accent); margin-bottom: 16px; }
.hero-sub { color: var(--text-secondary); font-size: 1.05rem; max-width: 620px; margin: 0 auto 32px; }

/* ============================================
   Comparison Section
   ============================================ */
.comparison-section { padding: 40px 0 100px; }
.comparison-header {
    display: flex; align-items: center; justify-content: center;
    gap: 24px; margin-bottom: 32px; flex-wrap: wrap;
}
.comp-label {
    display: flex; align-items: center; gap: 12px;
    background: var(--surface); border: 1px solid var(--surface-border);
    border-radius: var(--radius); padding: 16px 20px;
}
.comp-icon { font-size: 1.5rem; }
.comp-label h3 { font-size: 0.95rem; font-weight: 600; }
.comp-label p { font-size: 0.78rem; color: var(--text-secondary); }
.comp-after { border-color: rgba(255, 45, 85, 0.3); }
.vs { font-size: 1.4rem; font-weight: 800; color: var(--accent); }

.compare-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.panel {
    background: var(--bg2); border: 1px solid var(--surface-border);
    border-radius: var(--radius); overflow: hidden;
}
.panel-before { opacity: 0.85; }
.panel-after { border-color: rgba(255, 45, 85, 0.25); box-shadow: 0 0 40px rgba(255, 45, 85, 0.06); }
.panel-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 16px; background: var(--bg3);
    border-bottom: 1px solid var(--surface-border); font-size: 0.85rem;
}
.panel-tag {
    font-size: 0.68rem; font-weight: 700; padding: 3px 8px;
    border-radius: 4px; text-transform: uppercase; letter-spacing: 0.5px;
}
.tag-before { background: rgba(139, 139, 160, 0.15); color: var(--text-secondary); }
.tag-after { background: rgba(255, 45, 85, 0.15); color: var(--accent); }
.panel-file { color: var(--text-tertiary); font-size: 0.78rem; }

.code-area { overflow-x: auto; }
.code-area pre { padding: 16px; font-size: 0.76rem; line-height: 1.65; }
.ln { color: var(--text-tertiary); display: inline-block; width: 2.4rem; text-align: right; margin-right: 12px; user-select: none; }
.kw { color: #c678dd; }
.fn { color: #61afef; }
.tp { color: #e5c07b; }
.hl-crit { background: rgba(248, 81, 73, 0.1); display: inline; }
.hl-high { background: rgba(240, 136, 62, 0.08); display: inline; }

.annotations { padding: 12px; display: flex; flex-direction: column; gap: 8px; border-top: 1px solid var(--surface-border); }
.annotation { display: flex; gap: 10px; padding: 10px; background: rgba(0,0,0,0.3); border-radius: 6px; font-size: 0.82rem; align-items: flex-start; }
.annotation code { background: var(--bg3); padding: 2px 5px; border-radius: 3px; font-size: 0.74rem; }
.ann-badge { font-size: 0.64rem; font-weight: 700; padding: 3px 6px; border-radius: 3px; white-space: nowrap; flex-shrink: 0; margin-top: 2px; }
.badge-crit { background: rgba(248, 81, 73, 0.2); color: var(--crit); }
.badge-high { background: rgba(240, 136, 62, 0.2); color: var(--high); }
.badge-med { background: rgba(210, 153, 34, 0.2); color: var(--med); }
.badge-low { background: rgba(139, 148, 158, 0.2); color: var(--low); }
.badge-warn { background: rgba(210, 153, 34, 0.15); color: var(--med); }
.badge-info { background: rgba(139, 148, 158, 0.15); color: var(--low); }
.ann-detail { color: var(--text-secondary); font-size: 0.78rem; }
.ann-crit { border-left: 2px solid var(--crit); }
.ann-high { border-left: 2px solid var(--high); }
.ann-med { border-left: 2px solid var(--med); }
.ann-low { border-left: 2px solid var(--low); }
.ann-warn { border-left: 2px solid var(--text-tertiary); }
.ann-info { border-left: 2px solid var(--text-tertiary); }

.missed-box {
    margin-top: 10px; padding: 14px;
    background: rgba(248, 81, 73, 0.04);
    border: 1px dashed rgba(248, 81, 73, 0.25);
    border-radius: 8px;
}
.missed-title { font-weight: 600; font-size: 0.82rem; color: var(--crit); margin-bottom: 8px; }
.missed-box ul { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.missed-box li { font-size: 0.8rem; color: var(--text-secondary); }

/* ============================================
   Stats
   ============================================ */
.stats-section {
    padding: 80px 0;
    background: var(--bg2);
    border-top: 1px solid var(--surface-border);
    border-bottom: 1px solid var(--surface-border);
}
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.stat-card {
    text-align: center; padding: 32px 20px;
    background: var(--surface); border: 1px solid var(--surface-border);
    border-radius: var(--radius);
}
.stat-num { font-size: 2.8rem; font-weight: 800; font-family: var(--mono); color: var(--accent); line-height: 1; }
.stat-label { font-size: 0.9rem; color: var(--text-secondary); margin-top: 8px; }

/* ============================================
   How It Works
   ============================================ */
.how-section { padding: 100px 0; }
.section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; text-align: center; margin-bottom: 12px; }
.section-sub { text-align: center; color: var(--text-secondary); font-size: 1.05rem; margin-bottom: 60px; max-width: 550px; margin-left: auto; margin-right: auto; }

.steps { max-width: 700px; margin: 0 auto; }
.step {
    display: flex; gap: 24px; margin-bottom: 32px; padding: 28px;
    border-radius: var(--radius); background: var(--surface);
    border: 1px solid var(--surface-border);
    transition: border-color var(--transition), transform var(--transition);
}
.step:hover { border-color: rgba(255, 45, 85, 0.2); transform: translateY(-2px); }
.step:last-child { margin-bottom: 0; }
.step-num { font-family: var(--mono); font-size: 1.8rem; font-weight: 800; color: var(--accent); opacity: 0.6; flex-shrink: 0; line-height: 1.2; }
.step-body h3 { font-size: 1.15rem; margin-bottom: 6px; }
.step-body p { color: var(--text-secondary); font-size: 0.92rem; }

/* ============================================
   What Review Catches
   ============================================ */
.catches-section {
    padding: 100px 0;
    background: var(--bg2);
    border-top: 1px solid var(--surface-border);
    border-bottom: 1px solid var(--surface-border);
}
.catches-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.catch-card {
    padding: 28px; background: var(--surface);
    border: 1px solid var(--surface-border); border-radius: var(--radius);
    transition: border-color var(--transition), transform var(--transition);
}
.catch-card:hover { border-color: rgba(255, 45, 85, 0.2); transform: translateY(-2px); }
.catch-icon { font-size: 1.6rem; margin-bottom: 14px; }
.catch-card h3 { font-size: 1rem; margin-bottom: 6px; }
.catch-card p { color: var(--text-secondary); font-size: 0.85rem; }

/* ============================================
   Final CTA
   ============================================ */
.final-cta {
    text-align: center; padding: 120px 0;
    background: radial-gradient(ellipse at 50% 100%, rgba(255, 45, 85, 0.06) 0%, transparent 60%);
}
.final-cta h2 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 900; margin-bottom: 16px; }
.cta-sub { color: var(--text-secondary); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; }

/* ============================================
   Footer
   ============================================ */
.footer { border-top: 1px solid var(--surface-border); padding: 60px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-logo {
    display: flex; align-items: center; gap: 8px;
    text-decoration: none; color: var(--text);
    font-weight: 700; font-size: 1rem; margin-bottom: 8px;
}
.footer-tagline { color: var(--text-tertiary); font-size: 0.85rem; }
.footer-col h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-secondary); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--text-tertiary); font-size: 0.85rem; margin-bottom: 8px; text-decoration: none; transition: color var(--transition); }
.footer-col a:hover { color: var(--text); }
.footer-bottom { padding-top: 24px; border-top: 1px solid var(--surface-border); text-align: center; }
.footer-bottom p { color: var(--text-tertiary); font-size: 0.8rem; }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 900px) {
    .compare-panels { grid-template-columns: 1fr; }
    .comparison-header { flex-direction: column; gap: 12px; }
    .catches-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-links.open {
        display: flex; flex-direction: column;
        position: fixed; top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(6, 6, 11, 0.98); z-index: 999;
        justify-content: center; align-items: center;
        gap: 24px; padding: 80px 24px;
    }
    .nav-links.open a { font-size: 1.2rem; }
    .mobile-menu-btn { display: block; }

    .hero { padding: 120px 0 40px; }
    .hero h1 { font-size: 2.4rem; }
    .stats-grid { grid-template-columns: 1fr; }
    .catches-grid { grid-template-columns: 1fr; }
    .step { flex-direction: column; gap: 12px; padding: 20px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 2rem; }
    .code-area pre { font-size: 0.65rem; padding: 10px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .cta-row { flex-direction: column; align-items: center; }
    .btn-lg { width: 100%; justify-content: center; }
}

@media (max-width: 320px) {
    .container, .container-wide { padding: 0 16px; }
    .hero { padding: 100px 0 32px; }
    .hero h1 { font-size: 1.75rem; }
    .code-area pre { font-size: 0.58rem; padding: 8px; }
    .ln { width: 1.8rem; margin-right: 6px; }
}