*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg-void:#09090b;--bg-surface:#0f0f13;--bg-elevated:#16161d;--bg-card:#1a1a24;
  --border-dim:rgba(255,255,255,0.06);--border-subtle:rgba(255,255,255,0.1);--border-accent:rgba(56,189,248,0.25);
  --text-primary:#e4e4e7;--text-secondary:#a1a1aa;--text-dim:#52525b;--text-accent:#38bdf8;
  --accent-blue:#3b82f6;--accent-cyan:#06b6d4;--accent-purple:#8b5cf6;--accent-amber:#f59e0b;--accent-emerald:#10b981;--accent-red:#ef4444;
  --grad-accent:linear-gradient(135deg,#3b82f6,#06b6d4);--grad-ai:linear-gradient(135deg,#f59e0b,#f97316);--grad-purple:linear-gradient(135deg,#8b5cf6,#3b82f6);
  --font-display:'Plus Jakarta Sans',system-ui,sans-serif;--font-mono:'JetBrains Mono',monospace;
  --radius:12px;--radius-lg:20px;--radius-sm:8px;
  --nav-h:64px;
  --ease-out-expo:cubic-bezier(0.16,1,0.3,1);
}
html[data-theme="light"] {
  --bg-void:#ffffff;--bg-surface:#f8fafc;--bg-elevated:#f1f5f9;--bg-card:#ffffff;
  --border-dim:rgba(0,0,0,0.08);--border-subtle:rgba(0,0,0,0.15);--border-accent:rgba(59,130,246,0.3);
  --text-primary:#0f172a;--text-secondary:#334155;--text-dim:#64748b;--text-accent:#0369a1;
}
html[data-theme="light"] body::before{background-image:radial-gradient(rgba(0,0,0,0.04) 1px,transparent 1px)}
html[data-theme="light"] .nav{background:rgba(255,255,255,0.82)}
html[data-theme="light"] .nav-links{background:#ffffff}
html[data-theme="light"] .nav-links a:hover{background:rgba(0,0,0,0.04)}
html[data-theme="light"] .hero h1{background:linear-gradient(180deg,#0f172a 30%,#475569 100%);-webkit-background-clip:text;background-clip:text}
html[data-theme="light"] .section-header h2{background:linear-gradient(180deg,#0f172a 0%,#64748b 100%);-webkit-background-clip:text;background-clip:text}
html[data-theme="light"] .ai-visual-card{background:#f1f5f9;box-shadow:0 20px 60px rgba(0,0,0,0.08)}
html[data-theme="light"] .hv-titlebar,html[data-theme="light"] .ai-visual-header{background:rgba(0,0,0,0.03)}
html[data-theme="light"] .stat-num{background:linear-gradient(135deg,#1e40af,#0284c7);-webkit-background-clip:text;background-clip:text}
html[data-theme="light"] .step-num{color:#0f172a;background:#f1f5f9;border-color:rgba(0,0,0,0.12)}
html[data-theme="light"] .step:hover .step-num{border-color:var(--accent-cyan);box-shadow:0 0 20px rgba(6,182,212,0.15)}
html[data-theme="light"] .feature-card{background:#ffffff;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .feature-card:hover{background:#f8fafc;border-color:rgba(0,0,0,0.12)}
html[data-theme="light"] .feature-card::before{background:linear-gradient(90deg,transparent,var(--card-accent,rgba(59,130,246,0.25)),transparent)}
html[data-theme="light"] .testimonial-card{background:#ffffff;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .testimonial-quote{border-left-color:rgba(0,0,0,0.1)}
html[data-theme="light"] .pricing-card{background:#ffffff;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .pricing-card.featured{background:linear-gradient(180deg,rgba(59,130,246,0.03),#ffffff);border-color:rgba(59,130,246,0.2)}
html[data-theme="light"] .pricing-comparison{background:#ffffff;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .pricing-table th,.pricing-table td{border-bottom-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .faq-item{border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .faq-item:hover{border-color:rgba(0,0,0,0.12)}
html[data-theme="light"] .upload-card{background:#ffffff;border-color:rgba(0,0,0,0.06);box-shadow:0 4px 24px rgba(0,0,0,0.04)}
html[data-theme="light"] .drop-zone{border-color:rgba(0,0,0,0.12)}
html[data-theme="light"] .drop-zone:hover{border-color:var(--accent-cyan);background:rgba(6,182,212,0.02)}
html[data-theme="light"] .script-card{background:#ffffff;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .script-card:hover{border-color:rgba(0,0,0,0.12)}
html[data-theme="light"] .script-icon-wrap{background:#f8fafc;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .scripts-db-tab{border-color:rgba(0,0,0,0.08);color:#475569}
html[data-theme="light"] .scripts-db-tab.active{background:rgba(0,0,0,0.04);border-color:rgba(0,0,0,0.12);color:#1e293b}
html[data-theme="light"] .scripts-howto{border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .scripts-howto-tab{border-color:rgba(0,0,0,0.06);color:#94a3b8}
html[data-theme="light"] .scripts-howto-tab.active{background:rgba(0,0,0,0.04);color:#1e293b;border-color:rgba(0,0,0,0.1)}
html[data-theme="light"] .desktop-section{background:linear-gradient(180deg,#f8fafc,#e2e8f0,#f8fafc)}
html[data-theme="light"] .desktop-text h2{background:linear-gradient(180deg,#0f172a,#475569);-webkit-background-clip:text;background-clip:text}
html[data-theme="light"] .desktop-carousel{border-color:rgba(0,0,0,0.08);box-shadow:0 20px 60px rgba(0,0,0,0.08)}
html[data-theme="light"] .platform-tag{background:#f1f5f9;border-color:rgba(0,0,0,0.06);color:#475569}
html[data-theme="light"] .ai-banner{background:linear-gradient(180deg,#f8fafc,#fef3c7 50%,#f8fafc)}
html[data-theme="light"] .ai-banner::before{background-image:radial-gradient(rgba(245,158,11,0.05) 1px,transparent 1px)}
html[data-theme="light"] .ai-banner-text h2{background:linear-gradient(135deg,#92400e,#b45309,#d97706);-webkit-background-clip:text;background-clip:text}
html[data-theme="light"] .ai-visual-card{background:#ffffff;border-color:rgba(245,158,11,0.1);box-shadow:0 20px 60px rgba(0,0,0,0.06)}
html[data-theme="light"] .scripts-howto-code{background:#f1f5f9;border-color:rgba(0,0,0,0.08)}
html[data-theme="light"] .cmd-comment{color:#64748b}
html[data-theme="light"] .btn-primary{box-shadow:0 2px 12px rgba(59,130,246,0.3),inset 0 1px 0 rgba(255,255,255,0.2)}
html[data-theme="light"] .btn-outline{border-color:rgba(0,0,0,0.18);color:#334155;background:rgba(0,0,0,0.03)}
html[data-theme="light"] .btn-outline:hover{border-color:rgba(0,0,0,0.3);color:#0f172a;background:rgba(0,0,0,0.06)}
html[data-theme="light"] .btn-secondary{background:#f1f5f9;border-color:rgba(0,0,0,0.08);color:#475569}
html[data-theme="light"] .btn-secondary:hover{color:#1e293b;border-color:rgba(0,0,0,0.15)}
html[data-theme="light"] .lang-toggle,html[data-theme="light"] .theme-toggle{border-color:rgba(0,0,0,0.12);color:#334155}
html[data-theme="light"] .lang-toggle:hover,html[data-theme="light"] .theme-toggle:hover{border-color:rgba(0,0,0,0.2);background:rgba(0,0,0,0.04);color:#0f172a}
html[data-theme="light"] .wechat-modal-card{background:#ffffff;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .footer{border-top-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .footer-social-link{border-color:rgba(0,0,0,0.06);color:#94a3b8}
html[data-theme="light"] .footer-social-link:hover{border-color:rgba(0,0,0,0.12);color:#1e293b}
html[data-theme="light"] .footer-bottom{border-top-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .section-divider{background:linear-gradient(90deg,transparent,rgba(0,0,0,0.06),transparent)}
html[data-theme="light"] .script-select{background:#f8fafc;border-color:rgba(0,0,0,0.08);color:#1e293b}
html[data-theme="light"] .db-type-option input:checked+.db-type-label,html[data-theme="light"] .report-type-option input:checked+.option-label{color:#0284c7;border-color:rgba(59,130,246,0.3);background:rgba(59,130,246,0.04)}
html[data-theme="light"] .db-type-label,html[data-theme="light"] .option-label{background:#f8fafc;border-color:rgba(0,0,0,0.06);color:#475569}
html[data-theme="light"] .hero-badge{color:#0369a1;background:rgba(59,130,246,0.08);border-color:rgba(59,130,246,0.18)}
html[data-theme="light"] .script-tag{background:rgba(0,0,0,0.03);border-color:rgba(0,0,0,0.06);color:#64748b}
html[data-theme="light"] .scripts-note{background:rgba(16,185,129,0.04);border-color:rgba(16,185,129,0.08)}
html[data-theme="light"] .hv-bar{background:rgba(0,0,0,0.06)}
html[data-theme="light"] .stats-bar{border-top-color:rgba(0,0,0,0.06);border-bottom-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .hero-db-bar{border-top-color:rgba(0,0,0,0.08)}
html[data-theme="light"] .hero-db-icons img{opacity:.85;filter:grayscale(0)}
html[data-theme="light"] .hero .tagline{color:#475569}
html[data-theme="light"] .hero .subtitle{color:#334155}
html[data-theme="light"] .pricing-equiv{background:rgba(59,130,246,0.04);border-color:rgba(59,130,246,0.08)}
html[data-theme="light"] .error-msg{background:rgba(239,68,68,0.06);border-color:rgba(239,68,68,0.1)}
html[data-theme="light"] #inviteCode{background:#f8fafc;border-color:rgba(0,0,0,0.1)}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:var(--font-display);background:var(--bg-void);color:var(--text-primary);line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select{font-family:inherit;font-size:inherit;border:none;outline:none;background:none;color:inherit}
::selection{background:rgba(56,189,248,0.3);color:#fff}
:focus-visible{outline:2px solid var(--accent-cyan);outline-offset:2px;border-radius:4px}

/* -- Dot Grid Background -- */
body::before{content:'';position:fixed;inset:0;background-image:radial-gradient(rgba(255,255,255,0.03) 1px,transparent 1px);background-size:24px 24px;pointer-events:none;z-index:0}

/* -- Glow Orbs -- */
.glow-orb{position:absolute;border-radius:50%;filter:blur(120px);pointer-events:none;opacity:.35;will-change:transform}

/* -- Container -- */
.container{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}

/* -- Section -- */
.section{padding:120px 0;position:relative}
.section-header{text-align:center;margin-bottom:64px}
.section-header h2{font-size:clamp(28px,4vw,42px);font-weight:800;letter-spacing:-.03em;margin-bottom:16px;background:linear-gradient(180deg,#fff 0%,#a1a1aa 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-header p{font-size:16px;color:var(--text-secondary);max-width:560px;margin:0 auto}
.section-divider{height:1px;background:linear-gradient(90deg,transparent,var(--border-subtle),transparent);margin:0 auto;max-width:800px}

/* ── NAV ── */
.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:1000;backdrop-filter:blur(16px) saturate(1.8);-webkit-backdrop-filter:blur(16px) saturate(1.8);background:rgba(9,9,11,0.78);border-bottom:1px solid var(--border-dim);transition:background .3s}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;height:100%;gap:32px}
.nav-logo{font-family:var(--font-mono);font-size:17px;font-weight:600;letter-spacing:-.02em;color:var(--text-primary);white-space:nowrap}
.nav-logo span{background:var(--grad-accent);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin-left:auto}
.nav-links a{padding:8px 14px;font-size:13.5px;font-weight:500;color:var(--text-secondary);border-radius:var(--radius-sm);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--text-primary);background:rgba(255,255,255,0.05)}
.nav-links .ai-link{background:var(--grad-ai);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links .ai-link:hover{background:var(--grad-ai);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;filter:brightness(1.2)}
.nav-actions{display:flex;align-items:center;gap:8px;margin-left:16px}
.lang-toggle,.theme-toggle{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);font-size:13px;font-weight:600;color:var(--text-secondary);cursor:pointer;transition:all .2s;border:1px solid var(--border-dim)}
.lang-toggle:hover,.theme-toggle:hover{color:var(--text-primary);border-color:var(--border-subtle);background:rgba(255,255,255,0.05)}
.nav-mobile-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;font-size:20px;color:var(--text-secondary);cursor:pointer;margin-left:auto}
.nav-actions-mobile{display:none}
.nav-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:999}

/* ── HERO ── */
.hero{padding:160px 0 100px;position:relative;overflow:hidden;min-height:90vh;display:flex;align-items:center}
.hero .glow-orb.orb-1{width:600px;height:600px;background:rgba(59,130,246,0.15);top:-200px;right:-100px}
.hero .glow-orb.orb-2{width:500px;height:500px;background:rgba(6,182,212,0.1);bottom:-150px;left:-150px}
.hero-grid{display:grid;grid-template-columns:1fr;gap:48px;align-items:center;max-width:720px;margin:0 auto;text-align:center}
.hero-content{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:100px;font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--text-accent);background:rgba(56,189,248,0.08);border:1px solid rgba(56,189,248,0.15);margin-bottom:28px}
.hero-badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent-cyan);animation:pulse-dot 2s infinite}
@keyframes pulse-dot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.4)}}
.hero h1{font-size:clamp(36px,5vw,56px);font-weight:800;letter-spacing:-.04em;line-height:1.1;margin-bottom:20px;background:linear-gradient(180deg,#ffffff 30%,#71717a 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero .tagline{font-family:var(--font-mono);font-size:14px;color:var(--text-dim);margin-bottom:12px;letter-spacing:.05em}
.hero .subtitle{font-size:17px;color:var(--text-secondary);line-height:1.7;margin-bottom:32px;max-width:480px}
.hero-buttons{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;transition:all .3s var(--ease-out-expo);position:relative;overflow:hidden}
.btn-primary{background:var(--grad-accent);color:#fff;box-shadow:0 0 20px rgba(59,130,246,0.3),inset 0 1px 0 rgba(255,255,255,0.15)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(59,130,246,0.4),inset 0 1px 0 rgba(255,255,255,0.15)}
.btn-outline{color:var(--text-secondary);border:1px solid var(--border-subtle);background:rgba(255,255,255,0.03)}
.btn-outline:hover{color:var(--text-primary);border-color:rgba(255,255,255,0.25);background:rgba(255,255,255,0.06)}
.hero-db-bar{display:flex;align-items:center;gap:20px;margin-top:48px;padding-top:32px;border-top:1px solid rgba(255,255,255,0.08);justify-content:center}
.hero-db-bar span{font-size:12px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.1em;font-weight:600}
.hero-db-icons{display:flex;gap:16px;align-items:center}
.hero-db-icons img{width:28px;height:28px;opacity:.5;transition:opacity .3s;filter:grayscale(0.3)}
.hero-db-icons img:hover{opacity:1;filter:grayscale(0)}

/* Hero Visual Card */
.hv-titlebar{display:flex;align-items:center;gap:8px;padding:14px 18px;background:rgba(0,0,0,0.3);border-bottom:1px solid var(--border-dim)}
.hv-dot{width:10px;height:10px;border-radius:50%}
.hv-dot.red{background:#ef4444}.hv-dot.yellow{background:#f59e0b}.hv-dot.green{background:#10b981}
.hv-filename{margin-left:auto;font-family:var(--font-mono);font-size:12px;color:var(--text-dim)}
.hv-body{padding:20px}
.hv-row{display:flex;justify-content:space-between;padding:8px 0;font-size:13px;border-bottom:1px solid var(--border-dim)}
.hv-label{color:var(--text-dim);font-weight:500}.hv-value{color:var(--text-primary);font-family:var(--font-mono);font-size:12px}
.hv-diag{display:flex;gap:10px;margin:14px 0}
.hv-badge{padding:4px 12px;border-radius:100px;font-size:12px;font-weight:600}
.hv-ok{background:rgba(16,185,129,0.12);color:#34d399;border:1px solid rgba(16,185,129,0.2)}
.hv-warn{background:rgba(239,68,68,0.12);color:#f87171;border:1px solid rgba(239,68,68,0.2)}
.hv-bar-group{margin-top:12px}
.hv-bar-label{font-size:11px;color:var(--text-dim);margin-bottom:6px;margin-top:10px}
.hv-bar{height:6px;background:rgba(255,255,255,0.06);border-radius:3px;overflow:hidden}
.hv-bar-fill{height:100%;border-radius:3px;background:var(--grad-accent);animation:bar-fill 2s var(--ease-out-expo) forwards;transform-origin:left;width:0}
.hv-bar-fill.hv-bar-green{background:linear-gradient(90deg,#10b981,#34d399)}
@keyframes bar-fill{to{width:var(--w,72%)}}

/* ── FEATURES ── */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature-card{padding:32px 28px;background:var(--bg-surface);border:1px solid rgba(255,255,255,0.06);border-radius:var(--radius-lg);transition:all .4s var(--ease-out-expo);position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--card-accent,rgba(59,130,246,0.4)),transparent);opacity:0;transition:opacity .4s}
.feature-card:hover{border-color:rgba(255,255,255,0.12);transform:translateY(-4px);background:var(--bg-elevated)}
.feature-card:hover::before{opacity:1}
.feature-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);margin-bottom:20px;font-size:20px}
.feature-icon.blue{background:rgba(59,130,246,0.1);color:#60a5fa;border:1px solid rgba(59,130,246,0.15)}
.feature-icon.green{background:rgba(16,185,129,0.1);color:#34d399;border:1px solid rgba(16,185,129,0.15)}
.feature-icon.orange{background:rgba(249,115,22,0.1);color:#fb923c;border:1px solid rgba(249,115,22,0.15)}
.feature-icon.purple{background:rgba(139,92,246,0.1);color:#a78bfa;border:1px solid rgba(139,92,246,0.15)}
.feature-icon.red{background:rgba(239,68,68,0.1);color:#f87171;border:1px solid rgba(239,68,68,0.15)}
.feature-icon.teal{background:rgba(6,182,212,0.1);color:#22d3ee;border:1px solid rgba(6,182,212,0.15)}
.feature-card h3{font-size:16px;font-weight:700;margin-bottom:10px;color:var(--text-primary)}
.feature-card p{font-size:14px;color:var(--text-secondary);line-height:1.65}

/* ── STEPS ── */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative}
.steps::before{content:'';position:absolute;top:48px;left:16.67%;right:16.67%;height:2px;background:linear-gradient(90deg,var(--accent-blue),var(--accent-cyan),var(--accent-emerald))}
.step{text-align:center;position:relative;padding:0 24px}
.step-num{width:96px;height:96px;display:flex;align-items:center;justify-content:center;margin:0 auto 28px;border-radius:50%;font-family:var(--font-mono);font-size:28px;font-weight:700;color:var(--text-primary);background:var(--bg-elevated);border:2px solid var(--border-subtle);position:relative;z-index:2;transition:all .4s}
.step:hover .step-num{border-color:var(--accent-cyan);box-shadow:0 0 30px rgba(6,182,212,0.2)}
.step h3{font-size:17px;font-weight:700;margin-bottom:10px}.step p{font-size:14px;color:var(--text-secondary);line-height:1.6}
.step p a{color:var(--text-accent);font-weight:600}

/* ── TESTIMONIALS ── */
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:64px}
.testimonial-card{padding:28px;background:var(--bg-surface);border:1px solid rgba(255,255,255,0.06);border-radius:var(--radius-lg);transition:all .3s}
.testimonial-card:hover{border-color:rgba(255,255,255,0.12)}
.testimonial-quote{font-size:14.5px;color:var(--text-secondary);line-height:1.7;margin-bottom:20px;font-style:italic;position:relative;padding-left:16px;border-left:2px solid var(--border-subtle)}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-author strong{font-size:14px;color:var(--text-primary)}
.testimonial-author span{font-size:13px;color:var(--text-dim)}
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:48px 0;border-top:1px solid var(--border-dim);border-bottom:1px solid var(--border-dim)}
.stat-item{text-align:center}
.stat-num{font-family:var(--font-mono);font-size:clamp(32px,4vw,48px);font-weight:800;background:var(--grad-accent);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:block;line-height:1.2}
.stat-label{font-size:13px;color:var(--text-dim);margin-top:6px;display:block}

/* ── AI BANNER ── */
.ai-banner{padding:120px 0;position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg-void) 0%,#0c0a15 50%,var(--bg-void) 100%)}
.ai-banner::before{content:'';position:absolute;inset:0;background-image:radial-gradient(rgba(245,158,11,0.03) 1px,transparent 1px);background-size:20px 20px;pointer-events:none}
.ai-banner-inner{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
.ai-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:100px;font-size:13px;font-weight:600;color:var(--accent-amber);background:rgba(245,158,11,0.08);border:1px solid rgba(245,158,11,0.15);margin-bottom:24px}
.ai-sparkle{font-size:14px}
.ai-banner-text h2{font-size:clamp(28px,3.5vw,40px);font-weight:800;letter-spacing:-.03em;line-height:1.2;margin-bottom:20px;background:linear-gradient(135deg,#fbbf24,#f59e0b,#ea580c);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.ai-desc{font-size:15px;color:var(--text-secondary);line-height:1.7;margin-bottom:28px}
.ai-features-list{list-style:none;margin-bottom:32px}
.ai-features-list li{display:flex;align-items:flex-start;gap:14px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,0.04)}
.ai-feat-icon{font-size:20px;flex-shrink:0;margin-top:2px}
.ai-features-list strong{color:var(--text-primary);font-size:14px}
.ai-features-list span{font-size:13px;color:var(--text-secondary)}
.btn-ai{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:var(--radius);font-size:14px;font-weight:700;color:#000;background:linear-gradient(135deg,#fbbf24,#f59e0b);cursor:pointer;transition:all .3s;box-shadow:0 0 24px rgba(245,158,11,0.3)}
.btn-ai:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(245,158,11,0.45)}
.ai-exclusive-tag{font-size:12px;color:var(--text-dim);margin-left:12px}
.ai-banner-cta{display:flex;align-items:center;flex-wrap:wrap;gap:12px}

/* AI Visual Card */
.ai-visual{position:relative}
.ai-visual-glow{position:absolute;inset:-60px;background:radial-gradient(ellipse at center,rgba(245,158,11,0.08),transparent 70%);pointer-events:none}
.ai-visual-card{background:var(--bg-elevated);border:1px solid rgba(245,158,11,0.12);border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 40px 80px rgba(0,0,0,0.5)}
.ai-visual-header{display:flex;align-items:center;gap:14px;padding:20px;background:rgba(0,0,0,0.3);border-bottom:1px solid rgba(245,158,11,0.1)}
.ai-v-icon{font-size:24px}.ai-v-title{font-size:14px;font-weight:700;color:var(--text-primary)}.ai-v-subtitle{font-size:12px;color:var(--text-dim)}
.ai-visual-item{display:flex;align-items:flex-start;gap:12px;padding:16px 20px;border-bottom:1px solid var(--border-dim)}
.ai-v-dot{width:8px;height:8px;border-radius:50%;margin-top:6px;flex-shrink:0}
.ai-v-dot.red{background:#ef4444}.ai-v-dot.yellow{background:#f59e0b}.ai-v-dot.green{background:#10b981}
.ai-v-label strong{font-size:13px;color:var(--text-primary);display:block;margin-bottom:6px}
.ai-v-conclusion{font-size:12px;color:var(--text-secondary);line-height:1.65}

/* ── SCRIPTS ── */
.scripts-db-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:32px;flex-wrap:wrap}
.scripts-db-tab{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;border:1px solid var(--border-dim);color:var(--text-secondary);transition:all .3s;background:transparent}
.scripts-db-tab:hover{border-color:var(--border-subtle);color:var(--text-primary)}
.scripts-db-tab.active{background:rgba(255,255,255,0.06);border-color:var(--border-subtle);color:var(--text-primary)}
.scripts-db-tab img{width:18px;height:18px}
.scripts-db-panel{display:none}.scripts-db-panel.active{display:block}
.scripts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.scripts-grid.two-col{grid-template-columns:repeat(2,1fr)}
.script-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:32px 24px;background:var(--bg-surface);border:1px solid var(--border-dim);border-radius:var(--radius-lg);transition:all .3s;gap:12px}
.script-card:hover{border-color:var(--border-subtle);transform:translateY(-2px)}
.script-icon-wrap{width:56px;height:56px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius);border:1px solid var(--border-dim);background:var(--bg-elevated)}
.script-icon-wrap img{width:32px;height:32px}
.script-icon-wrap svg{width:28px;height:28px;color:var(--accent-emerald)}
.script-card-body{flex:1}
.script-card h3{font-family:var(--font-mono);font-size:15px;font-weight:600;margin-bottom:6px}
.script-ver{font-size:13px;color:var(--text-dim);margin-bottom:10px}
.script-tags{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}
.script-tag{padding:3px 10px;border-radius:100px;font-size:11px;font-weight:600;color:var(--text-dim);background:rgba(255,255,255,0.04);border:1px solid var(--border-dim)}
.script-select{padding:8px 12px;border-radius:var(--radius-sm);background:var(--bg-elevated);border:1px solid var(--border-dim);color:var(--text-secondary);font-size:13px;cursor:pointer;flex:1;min-width:160px}
.script-select:focus{border-color:var(--accent-cyan)}
.btn-dl{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;color:#fff;background:var(--accent-emerald);cursor:pointer;transition:all .3s;white-space:nowrap;flex-shrink:0}
.btn-dl:hover{background:#059669;transform:translateY(-1px)}
.scripts-note{text-align:center;margin-top:32px;padding:16px 24px;border-radius:var(--radius);background:rgba(16,185,129,0.05);border:1px solid rgba(16,185,129,0.1);font-size:13px;color:var(--text-secondary)}
.scripts-note a{color:var(--text-accent);font-weight:600}
.note-icon{margin-right:8px}

/* Scripts Howto */
.scripts-howto{margin-top:24px;border:1px solid var(--border-dim);border-radius:var(--radius-lg);overflow:hidden}
.scripts-howto-summary{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;cursor:pointer;font-size:14px;font-weight:600;color:var(--text-primary);list-style:none}
.scripts-howto-summary::-webkit-details-marker{display:none}
.scripts-howto-arrow{font-size:10px;color:var(--text-dim);transition:transform .3s}
.scripts-howto[open] .scripts-howto-arrow{transform:rotate(180deg)}
.scripts-howto-tabs{display:flex;gap:6px;padding:0 24px;margin:8px 0}
.scripts-howto-tab{padding:6px 14px;border-radius:var(--radius-sm);font-size:12px;font-weight:600;cursor:pointer;color:var(--text-dim);border:1px solid var(--border-dim);transition:all .2s;background:transparent}
.scripts-howto-tab.active{background:rgba(255,255,255,0.06);color:var(--text-primary);border-color:var(--border-subtle)}
.scripts-howto-code{margin:12px 24px 24px;padding:20px;background:var(--bg-void);border:1px solid var(--border-dim);border-radius:var(--radius);font-family:var(--font-mono);font-size:12.5px;line-height:1.8;overflow-x:auto;color:var(--text-secondary)}
.cmd-comment{color:#4a5568}.cmd-prompt{color:var(--accent-cyan)}.cmd-highlight{color:var(--accent-emerald)}

/* ── DEMO / UPLOAD ── */
.demo-container{max-width:780px;margin:0 auto}
.upload-card{background:var(--bg-surface);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius-lg);padding:36px;position:relative;box-shadow:0 8px 32px rgba(0,0,0,0.3)}
.error-msg{display:none;padding:12px 16px;border-radius:var(--radius-sm);background:rgba(239,68,68,0.08);border:1px solid rgba(239,68,68,0.15);color:#f87171;font-size:13px;margin-bottom:20px;align-items:center;gap:8px}
.error-msg.show{display:flex}
.btn-sample-hero{width:100%;padding:16px;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;background:linear-gradient(135deg,rgba(59,130,246,0.1),rgba(6,182,212,0.1));border:1px solid rgba(56,189,248,0.2);color:var(--text-accent);transition:all .3s}
.btn-sample-hero:hover{background:linear-gradient(135deg,rgba(59,130,246,0.15),rgba(6,182,212,0.15));border-color:rgba(56,189,248,0.35)}
.sample-icon{font-size:24px}.sample-subtitle{font-size:12px;color:var(--text-dim);font-weight:400}
.demo-divider{text-align:center;padding:20px 0;font-size:13px;color:var(--text-dim);position:relative}
.demo-divider::before,.demo-divider::after{content:'';position:absolute;top:50%;width:calc(50% - 60px);height:1px;background:var(--border-dim)}
.demo-divider::before{left:0}.demo-divider::after{right:0}
.drop-zone{padding:40px 24px;border:2px dashed rgba(255,255,255,0.12);border-radius:var(--radius);text-align:center;cursor:pointer;transition:all .3s;margin-bottom:20px;background:rgba(255,255,255,0.015)}
.drop-zone:hover{border-color:var(--accent-cyan);background:rgba(56,189,248,0.04)}
.drop-zone-icon{font-size:40px;margin-bottom:12px;opacity:.7}
.drop-zone-text{font-size:14px;color:var(--text-secondary);margin-bottom:6px}
.drop-zone-hint{font-size:12px;color:var(--text-dim)}
.file-name-display{display:none;padding:10px 16px;border-radius:var(--radius-sm);background:rgba(16,185,129,0.06);border:1px solid rgba(16,185,129,0.12);margin-bottom:16px;align-items:center;gap:8px;font-size:13px}
.file-name-display.show{display:flex}
.file-remove{margin-left:auto;font-size:18px;cursor:pointer;color:var(--text-dim);transition:color .2s}
.file-remove:hover{color:var(--accent-red)}
.report-type-group{margin-bottom:20px}
.group-label{display:block;font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:10px}
.db-type-options{display:flex;gap:8px;flex-wrap:nowrap}
.report-type-options{display:flex;gap:8px;flex-wrap:wrap}
.db-type-option,.report-type-option{position:relative}
.db-type-option input,.report-type-option input{position:absolute;opacity:0;pointer-events:none}
.db-type-label,.option-label{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--text-secondary);background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);cursor:pointer;transition:all .2s}
.db-type-label img{width:18px;height:18px}
.db-type-option input:checked+.db-type-label,.report-type-option input:checked+.option-label{color:var(--text-accent);border-color:rgba(56,189,248,0.3);background:rgba(56,189,248,0.06)}
.option-desc{display:block;font-size:11px;color:var(--text-dim);font-weight:400;margin-top:2px}
.btn-upload{width:100%;padding:14px;font-size:15px;margin-top:8px}
.loading-overlay{display:none;padding:48px 40px;text-align:center;flex-direction:column;align-items:center;justify-content:center}
.loading-overlay.show{display:flex}
.spinner{width:44px;height:44px;border:3px solid var(--border-dim);border-top-color:var(--accent-cyan);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:20px}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-text{font-size:14px;color:var(--text-secondary);margin-top:4px}
.results-panel{display:none}
.results-panel.show{display:block}

/* Results Header */
.results-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--border-dim)}
.results-header h3{font-size:20px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:8px;margin:0}
.btn-download{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;background:var(--grad-accent);color:#fff;border-radius:var(--radius-sm);font-size:14px;font-weight:600;text-decoration:none;transition:all .3s;box-shadow:0 4px 16px rgba(59,130,246,0.3);letter-spacing:.01em}
.btn-download:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(59,130,246,0.4)}

/* DB Info Grid */
.db-info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:24px}
.db-info-item{padding:14px 16px;background:var(--bg-elevated);border:1px solid var(--border-dim);border-radius:var(--radius-sm);transition:all .2s}
.db-info-item:hover{border-color:var(--border-subtle)}
.db-info-item .label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dim);margin-bottom:6px}
.db-info-item .value{font-size:14px;font-weight:600;color:var(--text-primary);font-family:var(--font-mono);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Diagnostic Summary Badges */
.diag-summary{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:28px}
.diag-badge{padding:24px 20px;border-radius:var(--radius);text-align:center;position:relative;overflow:hidden}
.diag-badge.normal{background:rgba(16,185,129,0.06);border:1px solid rgba(16,185,129,0.15)}
.diag-badge.normal .count{color:var(--accent-emerald)}
.diag-badge.normal .desc{color:var(--accent-emerald)}
.diag-badge.abnormal{background:rgba(239,68,68,0.06);border:1px solid rgba(239,68,68,0.15)}
.diag-badge.abnormal .count{color:var(--accent-red)}
.diag-badge.abnormal .desc{color:var(--accent-red)}
.diag-badge .count{font-size:36px;font-weight:800;font-family:var(--font-mono);line-height:1}
.diag-badge .desc{font-size:13px;margin-top:8px;font-weight:600;letter-spacing:.03em}

/* Detected DB Type Banner */
.detected-db-banner{padding:10px 16px;margin-bottom:20px;background:rgba(56,189,248,0.06);border:1px solid rgba(56,189,248,0.12);border-radius:var(--radius-sm);font-size:13px;color:var(--text-secondary);display:flex;align-items:center;gap:6px}
.detected-db-banner strong{color:var(--text-accent)}

/* Issue List */
.issue-list{margin-bottom:24px}
.issue-list h4{font-size:15px;font-weight:700;color:var(--accent-red);margin-bottom:16px;display:flex;align-items:center;gap:6px;padding-bottom:12px;border-bottom:1px solid var(--border-dim)}
.issue-item{display:flex;gap:12px;padding:16px;margin-bottom:8px;background:var(--bg-elevated);border:1px solid var(--border-dim);border-radius:var(--radius-sm);transition:all .2s}
.issue-item:hover{border-color:rgba(239,68,68,0.2);background:rgba(239,68,68,0.02)}
.issue-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-red);flex-shrink:0;margin-top:6px;box-shadow:0 0 8px rgba(239,68,68,0.3)}
.issue-content{flex:1;min-width:0}
.issue-name{font-size:14px;font-weight:600;color:var(--text-primary)}
.issue-detail{font-size:13px;color:var(--text-secondary);line-height:1.7;margin-top:8px;word-break:break-word}

/* Problems Section */
.problems-section{margin-bottom:24px}
.problems-section h4{font-size:15px;font-weight:700;color:var(--text-primary);margin-bottom:16px;display:flex;align-items:center;gap:6px;padding-bottom:12px;border-bottom:1px solid var(--border-dim)}
.problem-item{padding:12px 16px;margin-bottom:6px;background:var(--bg-elevated);border:1px solid var(--border-dim);border-radius:var(--radius-sm);font-size:13px;color:var(--text-secondary);line-height:1.7;word-break:break-word}

/* Optimization Summary */
.summary-section{margin-bottom:24px}
.summary-section h4{font-size:15px;font-weight:700;color:var(--accent-amber);margin-bottom:16px;display:flex;align-items:center;gap:6px;padding-bottom:12px;border-bottom:1px solid var(--border-dim)}
.summary-card{padding:20px;background:var(--bg-elevated);border:1px solid var(--border-dim);border-radius:var(--radius)}
.summary-intro{font-size:14px;color:var(--text-secondary);line-height:1.7;margin-bottom:20px}
.summary-intro strong{color:var(--text-primary);font-weight:700}
.priority-group{margin-bottom:16px}
.priority-group:last-child{margin-bottom:0}
.priority-label{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:8px;display:flex;align-items:center;gap:4px}
.priority-list{list-style:none;padding:0}
.priority-list li{position:relative;padding:6px 0 6px 16px;font-size:13px;color:var(--text-secondary);line-height:1.6}
.priority-list li::before{content:'';position:absolute;left:0;top:13px;width:6px;height:6px;border-radius:50%;background:var(--text-dim)}
.summary-footer{font-size:12px;color:var(--text-dim);margin-top:16px;padding-top:12px;border-top:1px solid var(--border-dim);font-style:italic}

/* Light theme */
html[data-theme="light"] .summary-card{background:#fafafa;border-color:rgba(0,0,0,0.06)}

/* Promo Box */
.results-promo-box{text-align:center;padding:28px 24px;margin-top:28px;background:var(--bg-elevated);border:1px solid var(--border-dim);border-radius:var(--radius)}

/* Empty & Error States */
.results-empty{text-align:center;padding:48px 24px}
.results-error-panel{padding:16px;background:rgba(239,68,68,0.06);border:1px solid rgba(239,68,68,0.15);border-radius:var(--radius-sm);color:var(--accent-red);font-size:13px;line-height:1.7;margin-bottom:16px}

/* Light theme overrides */
html[data-theme="light"] .db-info-item{background:#f8fafc;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .db-info-item:hover{border-color:rgba(0,0,0,0.12)}
html[data-theme="light"] .diag-badge.normal{background:rgba(16,185,129,0.06);border-color:rgba(16,185,129,0.2)}
html[data-theme="light"] .diag-badge.abnormal{background:rgba(239,68,68,0.06);border-color:rgba(239,68,68,0.2)}
html[data-theme="light"] .issue-item{background:#fafafa;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .issue-item:hover{background:rgba(239,68,68,0.02);border-color:rgba(239,68,68,0.15)}
html[data-theme="light"] .problem-item{background:#fafafa;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .results-promo-box{background:#f8fafc;border-color:rgba(0,0,0,0.06)}
html[data-theme="light"] .detected-db-banner{background:rgba(59,130,246,0.04);border-color:rgba(59,130,246,0.12)}
html[data-theme="light"] .btn-download{box-shadow:0 4px 16px rgba(59,130,246,0.2)}
html[data-theme="light"] .btn-download:hover{box-shadow:0 8px 24px rgba(59,130,246,0.3)}

/* ── PRICING ── */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:64px}
.pricing-card{padding:36px 28px;background:var(--bg-surface);border:1px solid rgba(255,255,255,0.06);border-radius:var(--radius-lg);transition:all .4s;display:flex;flex-direction:column}
.pricing-card:hover{border-color:rgba(255,255,255,0.12)}
.pricing-card.featured{border-color:rgba(56,189,248,0.35);background:linear-gradient(180deg,rgba(56,189,248,0.06),var(--bg-surface));position:relative;transform:scale(1.03);box-shadow:0 8px 40px rgba(56,189,248,0.08)}
.pricing-card.featured::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad-accent)}
.plan-name{font-size:14px;font-weight:700;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:16px}
.plan-price{font-family:var(--font-mono);font-size:40px;font-weight:800;color:var(--text-primary);margin-bottom:8px}
.plan-price span{font-size:14px;font-weight:500;color:var(--text-dim)}
.plan-desc{font-size:13px;color:var(--text-dim);margin-bottom:24px;line-height:1.6}
.pricing-equiv{font-size:12px;padding:10px 14px;border-radius:var(--radius-sm);background:rgba(56,189,248,0.06);border:1px solid rgba(56,189,248,0.1);color:var(--text-accent);margin-bottom:20px}
.pricing-detail{margin-bottom:20px}
.pack-row{display:flex;justify-content:space-between;padding:8px 0;font-size:13px;color:var(--text-secondary);border-bottom:1px solid var(--border-dim)}
.pack-save{font-size:11px;font-weight:700;color:var(--accent-emerald);margin-left:6px}
.pricing-features{list-style:none;margin-bottom:auto;padding-bottom:24px}
.pricing-features li{padding:8px 0;font-size:13px;color:var(--text-secondary);border-bottom:1px solid rgba(255,255,255,0.02);display:flex;align-items:center;gap:8px}
.pricing-features li::before{content:'✓';color:var(--accent-emerald);font-weight:700;font-size:12px}
.pricing-features li.ai-feature::before{content:'✦';color:var(--accent-amber)}
.pricing-features li.ai-disabled{color:var(--text-dim)}.pricing-features li.ai-disabled::before{content:'—';color:var(--text-dim)}
.btn-secondary{background:var(--bg-elevated);border:1px solid var(--border-subtle);color:var(--text-secondary);padding:12px 24px;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;transition:all .3s;text-align:center}
.btn-secondary:hover{color:var(--text-primary);border-color:rgba(255,255,255,0.2)}
.btn-pricing{width:100%;margin-top:auto;display:block;text-align:center}
.pricing-comparison{background:var(--bg-surface);border:1px solid var(--border-dim);border-radius:var(--radius-lg);padding:32px}
.pricing-comparison h3{font-size:18px;font-weight:700;margin-bottom:20px;text-align:center}
.pricing-table-wrap{overflow-x:auto}
.pricing-table{width:100%;border-collapse:collapse;font-size:13px}
.pricing-table th,.pricing-table td{padding:12px 16px;text-align:center;border-bottom:1px solid var(--border-dim)}
.pricing-table th{font-weight:600;color:var(--text-primary);font-size:12px;text-transform:uppercase;letter-spacing:.05em}
.pricing-table td:first-child{text-align:left;color:var(--text-secondary)}
.pricing-table td{color:var(--text-dim)}
.pt-featured{color:var(--text-accent)!important;font-weight:600}

/* ── FAQ ── */
.faq-list{max-width:720px;margin:0 auto}
.faq-item{border:1px solid var(--border-dim);border-radius:var(--radius);margin-bottom:8px;overflow:hidden;transition:border-color .3s}
.faq-item:hover{border-color:var(--border-subtle)}
.faq-item summary{padding:18px 24px;font-size:15px;font-weight:600;color:var(--text-primary);cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:20px;color:var(--text-dim);transition:transform .3s;font-weight:300}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--text-accent)}
.faq-answer{padding:0 24px 18px;font-size:14px;color:var(--text-secondary);line-height:1.7}

/* ── DESKTOP SHOWCASE ── */
.desktop-section{padding:120px 0;position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg-void),#0a0e18,var(--bg-void))}
.desktop-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;position:relative;z-index:1}
.desktop-badge{display:inline-flex;padding:6px 14px;border-radius:100px;font-size:12px;font-weight:600;color:var(--text-accent);background:rgba(56,189,248,0.08);border:1px solid rgba(56,189,248,0.15);margin-bottom:20px}
.desktop-text h2{font-size:clamp(28px,3.5vw,38px);font-weight:800;letter-spacing:-.03em;line-height:1.2;margin-bottom:20px;background:linear-gradient(180deg,#fff,#71717a);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.desktop-desc{font-size:15px;color:var(--text-secondary);line-height:1.7;margin-bottom:28px}
.desktop-features{list-style:none;margin-bottom:28px}
.desktop-features li{display:flex;align-items:center;gap:12px;padding:10px 0;font-size:14px;color:var(--text-secondary)}
.df-icon{font-size:18px;width:28px;text-align:center;flex-shrink:0}
.ai-glow{filter:drop-shadow(0 0 6px rgba(245,158,11,0.4))}
.df-dash{color:var(--text-dim);margin:0 6px}
.desktop-features strong{color:var(--text-primary);font-weight:600;white-space:nowrap;width:5.5em;flex-shrink:0;text-align:justify;text-align-last:justify}
.desktop-platforms{display:flex;gap:10px}
.platform-tag{padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;color:var(--text-secondary);background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.08)}
.desktop-preview{position:relative}
.preview-glow{position:absolute;inset:-60px;background:radial-gradient(ellipse at center,rgba(59,130,246,0.1),transparent 70%);pointer-events:none}
.desktop-carousel{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(255,255,255,0.1);box-shadow:0 40px 80px rgba(0,0,0,0.5)}
.carousel-track{position:relative;aspect-ratio:1200/750}
.carousel-slide{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:var(--bg-elevated);opacity:0;transition:opacity .6s}
.carousel-slide.active{opacity:1}
.carousel-dots{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:8px}
.carousel-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,0.3);cursor:pointer;transition:all .3s;border:none}
.carousel-dot.active{background:#fff;width:24px;border-radius:4px}

/* ── WECHAT MODAL ── */
.wechat-modal{display:none;position:fixed;inset:0;z-index:10000;align-items:center;justify-content:center;background:rgba(0,0,0,0.7);backdrop-filter:blur(8px)}
.wechat-modal.show{display:flex}
.wechat-modal-card{background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:36px;text-align:center;max-width:380px;width:90%;position:relative}
.wechat-modal-close{position:absolute;top:12px;right:16px;font-size:24px;cursor:pointer;color:var(--text-dim);transition:color .2s;background:none;border:none}
.wechat-modal-close:hover{color:var(--text-primary)}
.wechat-modal-qr{width:200px;height:auto;margin:0 auto 16px;border-radius:var(--radius)}
.wechat-modal-id{font-size:14px;font-weight:600;color:var(--text-primary);margin-bottom:8px}
.wechat-modal-hint{font-size:13px;color:var(--text-dim);margin-bottom:16px}
.wechat-modal-divider{font-size:12px;color:var(--text-dim);margin:12px 0;position:relative}
.wechat-modal-email{font-size:13px;color:var(--text-accent);display:inline-block}
.wechat-qr-fallback{display:none}
.wechat-id-copy{display:flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-mono);font-size:15px;font-weight:600;color:var(--text-primary)}
.wechat-id-copy button{padding:4px 8px;font-size:14px;cursor:pointer;border-radius:4px;border:1px solid var(--border-dim);transition:all .2s}
.wechat-id-copy button:hover{background:rgba(255,255,255,0.05)}

/* ── FOOTER ── */
.footer{padding:64px 0 32px;border-top:1px solid var(--border-dim);position:relative}
.footer-decoration{position:absolute;top:0;left:50%;transform:translateX(-50%);width:200px;height:1px;background:var(--grad-accent)}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 24px}
.footer-top{display:grid;grid-template-columns:1.5fr 2fr;gap:64px;margin-bottom:48px}
.footer-brand .brand-name{font-family:var(--font-mono);font-size:18px;font-weight:700;margin-bottom:12px}
.footer-brand .brand-name span{background:var(--grad-accent);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.brand-desc{font-size:13px;color:var(--text-dim);line-height:1.6;margin-bottom:16px}
.footer-social{display:flex;gap:10px}
.footer-social-link{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);border:1px solid var(--border-dim);color:var(--text-dim);transition:all .3s}
.footer-social-link:hover{color:var(--text-primary);border-color:var(--border-subtle)}
.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.footer-col h3{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);margin-bottom:16px}
.footer-col a,.footer-col span{display:block;font-size:13px;color:var(--text-secondary);padding:4px 0;transition:color .2s}
.footer-col a:hover{color:var(--text-primary)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:32px;border-top:1px solid var(--border-dim);font-size:12px;color:var(--text-dim)}
.footer-slogan{font-style:italic}

/* ── RESPONSIVE ── */
@media(max-width:1024px){
  .hero-grid,.ai-banner-inner,.desktop-inner{grid-template-columns:1fr;gap:48px}
  .features-grid,.pricing-grid{grid-template-columns:repeat(2,1fr)}
  .pricing-card.featured{transform:none}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:repeat(3,1fr);gap:24px}
  .ai-banner-inner{gap:48px}
  .desktop-inner{gap:48px}
  .step-num{width:72px;height:72px;font-size:24px}
  .hero-content{text-align:center}
  .hero .subtitle{margin:0 auto 32px}
  .hero-buttons{justify-content:center}
  .hero-db-bar{justify-content:center}
}
@media(max-width:768px){
  .nav-links{display:none;position:fixed;top:var(--nav-h);left:0;right:0;height:calc(100dvh - var(--nav-h));background:var(--bg-void);flex-direction:column;padding:24px;gap:0;z-index:1000;overflow-y:auto}
  .nav-links.open{display:flex}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:14px 0;font-size:16px;border-bottom:1px solid var(--border-dim)}
  .nav-mobile-toggle{display:flex}
  .nav-actions{display:none}
  .nav-actions-mobile{display:flex !important;gap:12px;padding-top:16px;border-top:none}
  .nav-backdrop.open{display:block}
  .features-grid,.testimonials-grid,.steps,.scripts-grid,.pricing-grid{grid-template-columns:1fr}
  .steps::before{display:none}
  .hero{min-height:auto;padding:120px 0 60px}
  .section{padding:80px 0}
  .section-header{margin-bottom:40px}
  .desktop-section{padding:80px 0}
  .upload-card{padding:24px}
  .step-num{width:64px;height:64px;font-size:22px}
  .step{padding:0 16px}
  .step h3{font-size:16px}
  .glow-orb{display:none}
  .ai-visual-glow,.preview-glow{display:none}
  .footer-cols{grid-template-columns:repeat(2,1fr);gap:24px}
  .ai-banner{padding:80px 0}
  .ai-banner-inner{padding:0 24px;gap:40px}
  .ai-features-list li{padding:10px 0}
  .scripts-db-tabs{gap:6px}
  .scripts-db-tab{padding:8px 14px;font-size:13px}
  .scripts-grid.two-col{grid-template-columns:1fr}
  .script-card{padding:24px 20px}
  .script-card div[style*="display:flex;gap:8px"]{flex-wrap:wrap;justify-content:center !important}
  .script-select{min-width:0;width:100%}
  .pricing-comparison{padding:20px}
  .pricing-table th,.pricing-table td{padding:8px 6px;font-size:12px}
  .desktop-carousel{border-radius:var(--radius)}
  .carousel-track{aspect-ratio:16/10}
  .testimonial-quote{font-size:14px;padding-left:12px}
  .hero-db-bar{gap:12px;margin-top:32px;padding-top:24px;flex-wrap:wrap;justify-content:center}
  .hero-db-icons{gap:12px}
}
@media(max-width:480px){
  .container{padding:0 16px}
  .hero{padding:100px 0 48px}
  .hero h1{font-size:28px}
  .hero .subtitle{font-size:15px}
  .section{padding:60px 0}
  .section-header{margin-bottom:32px}
  .section-header h2{font-size:24px}
  .section-header p{font-size:14px}
  .desktop-section{padding:60px 0}
  .ai-banner{padding:60px 0}
  .db-type-options{gap:6px;flex-wrap:wrap}
  .db-type-label,.option-label{padding:6px 10px;font-size:12px}
  .db-info-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .diag-summary{gap:8px}
  .diag-badge .count{font-size:28px}
  .results-header{flex-direction:column;align-items:stretch;gap:12px}
  .btn-download{text-align:center;justify-content:center}
  .report-type-options{gap:6px}
  .footer-cols{grid-template-columns:1fr}
  .footer-top{gap:32px}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .stats-bar{grid-template-columns:repeat(2,1fr);gap:16px;padding:32px 0}
  .stat-num{font-size:28px}
  .stat-label{font-size:12px}
  .step-num{width:56px;height:56px;font-size:20px}
  .step{margin-bottom:8px}
  .hero-buttons{flex-direction:column;gap:10px;align-items:center;max-width:280px;margin:0 auto}
  .hero-buttons .btn{text-align:center;width:100%}
  .feature-card{padding:24px 20px}
  .feature-card h3{font-size:15px}
  .feature-card p{font-size:13px}
  .ai-banner-text h2{font-size:24px}
  .ai-desc{font-size:14px}
  .ai-features-list strong{font-size:13px}
  .ai-features-list span{font-size:12px}
  .ai-banner-cta{flex-direction:column;align-items:stretch}
  .ai-banner-cta .btn-ai{text-align:center;justify-content:center}
  .ai-exclusive-tag{text-align:center;margin-left:0}
  .pricing-card{padding:28px 20px}
  .plan-price{font-size:32px}
  .scripts-howto-code{margin:12px 16px 16px;padding:14px;font-size:11.5px}
  .scripts-howto-summary{padding:14px 16px;font-size:14px}
  .scripts-howto-tabs{padding:0 16px}
  .desktop-text h2{font-size:24px}
  .desktop-desc{font-size:14px}
  .desktop-features li{font-size:13px;gap:8px}
  .desktop-features strong{font-size:13px}
  .df-icon{font-size:16px;width:24px}
  .upload-card{padding:20px 16px}
  .drop-zone{padding:28px 16px}
  .faq-item summary{padding:14px 16px;font-size:14px}
  .faq-answer{padding:0 16px 14px;font-size:13px}
  .wechat-modal-card{padding:28px 20px}
}

/* ── Animations ── */
@keyframes fade-up{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.animate-on-scroll{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease-out-expo),transform .7s var(--ease-out-expo)}
.animate-on-scroll.visible{opacity:1;transform:translateY(0)}

/* ── Skip Links ── */
.skip-link{position:absolute;top:-100px;left:16px;padding:8px 16px;background:var(--accent-cyan);color:#000;border-radius:var(--radius-sm);font-size:13px;font-weight:600;z-index:10001;transition:top .3s}
.skip-link:focus{top:8px}
.skip-link-second:focus{top:44px}

/* ── Utility classes for app.js ── */
.drag-over{border-color:var(--accent-cyan) !important;background:rgba(56,189,248,0.06) !important}
.nav-active{color:var(--text-accent) !important}
body.nav-open{overflow:hidden}