/* JustVitamin × QuikCue — Live AI Engine */
:root{--bg:#060a0f;--card:#0d1320;--card2:#111c2e;--border:#172035;--border2:#213050;--text:#e4eaf0;--text2:#8da0be;--muted:#506480;--accent:#10b981;--accent2:#34d399;--red:#ef4444;--red2:#fca5a5;--blue:#3b82f6;--purple:#8b5cf6;--gold:#f59e0b;--cyan:#06b6d4;--glow:rgba(16,185,129,.12)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased}

/* Nav */
nav{position:sticky;top:0;z-index:100;background:rgba(6,10,15,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);padding:.7rem 1.5rem}
.nav-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.logo{font-family:'JetBrains Mono',monospace;font-size:.9rem;font-weight:700;color:var(--accent);text-decoration:none}.logo .x{color:var(--muted);font-weight:400}
.nav-links{display:flex;gap:.2rem}.nav-links a{font-family:'JetBrains Mono',monospace;font-size:.75rem;color:var(--text2);text-decoration:none;padding:.35rem .6rem;border-radius:6px;transition:.15s}.nav-links a:hover{color:var(--text);background:var(--card)}

.page{max-width:1100px;margin:0 auto;padding:0 1.5rem}

/* Hero */
.hero{padding:4.5rem 0 3rem;position:relative}
.hero::before{content:'';position:absolute;top:-30%;right:-15%;width:600px;height:600px;background:radial-gradient(circle,var(--glow),transparent 70%);pointer-events:none}
.hero>*{position:relative;z-index:1}
.eyebrow{font-family:'JetBrains Mono',monospace;font-size:.78rem;font-weight:600;color:var(--accent);margin-bottom:1.25rem;display:flex;align-items:center;gap:.5rem}
.pill{font-size:.65rem;background:rgba(16,185,129,.2);color:var(--accent2);padding:.2rem .6rem;border-radius:99px;border:1px solid rgba(16,185,129,.3);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.6}}
h1{font-size:clamp(2.2rem,5.5vw,3.5rem);font-weight:800;line-height:1.08;letter-spacing:-.03em;margin-bottom:1rem}
.gr{background:linear-gradient(135deg,var(--accent),var(--cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.sub{font-size:1.1rem;color:var(--text2);line-height:1.7;max-width:620px;margin-bottom:1.5rem}.sub strong{color:var(--text)}
.sub-sm{font-size:.88rem;color:var(--muted);margin-bottom:1rem}
.stats{display:flex;gap:2.5rem;margin-top:2.5rem;flex-wrap:wrap}
.stat{display:flex;flex-direction:column;gap:.1rem}
.stat .val{font-family:'JetBrains Mono',monospace;font-size:1.5rem;font-weight:800;color:var(--accent)}
.stat .lbl{font-size:.75rem;color:var(--muted);font-weight:500}

/* Buttons */
.btn-row{display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:1rem}
.btn{display:inline-flex;align-items:center;gap:.35rem;font-size:.85rem;font-weight:600;padding:.65rem 1.3rem;border-radius:9px;text-decoration:none;cursor:pointer;border:none;transition:.2s}
.btn.cta{background:var(--red);color:#fff}.btn.cta:hover{background:#f87171;transform:translateY(-2px);box-shadow:0 8px 25px rgba(239,68,68,.2)}
.btn.cta.lg{font-size:1rem;padding:.9rem 2rem;border-radius:11px}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid rgba(16,185,129,.25)}.btn.ghost:hover{background:var(--glow)}
.btn.outline{background:transparent;color:var(--text2);border:1px solid var(--border2)}.btn.outline:hover{color:var(--text);border-color:var(--muted)}
.note{font-family:'JetBrains Mono',monospace;font-size:.7rem;color:var(--muted);margin-top:.5rem}.note a{color:var(--accent);text-decoration:none}

/* Demo sections */
.demo{padding:4rem 0;border-top:1px solid var(--border)}
.demo h2{font-size:clamp(1.5rem,4vw,2rem);font-weight:700;margin-bottom:.5rem}
.badge{font-family:'JetBrains Mono',monospace;font-size:.65rem;font-weight:700;padding:.25rem .65rem;border-radius:6px;display:inline-block;margin-bottom:.75rem}
.badge.red{background:rgba(239,68,68,.15);color:var(--red);border:1px solid rgba(239,68,68,.25)}
.badge.blue{background:rgba(59,130,246,.15);color:var(--blue);border:1px solid rgba(59,130,246,.25)}
.badge.purple{background:rgba(139,92,246,.15);color:var(--purple);border:1px solid rgba(139,92,246,.25)}

/* Input cards */
.input-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:1.5rem;margin:1.5rem 0}
.input-row{display:flex;gap:.75rem;align-items:flex-end}
.input-group{flex:1;display:flex;flex-direction:column;gap:.3rem}
.input-group label{font-family:'JetBrains Mono',monospace;font-size:.68rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.input-group input{background:var(--bg);border:1px solid var(--border2);border-radius:8px;padding:.65rem 1rem;color:var(--text);font-size:.88rem;outline:none;transition:.2s;width:100%}
.input-group input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--glow)}
.btn-gen{font-family:'JetBrains Mono',monospace;font-size:.82rem;font-weight:700;padding:.65rem 1.4rem;border:none;border-radius:8px;color:#fff;cursor:pointer;white-space:nowrap;transition:.2s}
.btn-gen.red{background:var(--red)}.btn-gen.blue{background:var(--blue)}.btn-gen.purple{background:var(--purple)}
.btn-gen:hover{opacity:.9;transform:translateY(-1px)}
.btn-gen:disabled{opacity:.5;cursor:not-allowed}
.btn-gen.loading{position:relative;color:rgba(255,255,255,.6)}
.btn-gen.loading::after{content:'';display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;margin-left:.5rem}
@keyframes spin{to{transform:rotate(360deg)}}

/* Step bar */
.step-bar{display:flex;gap:.75rem;margin-top:1rem}
.step{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:.6rem .8rem;position:relative;overflow:hidden}
.step .step-label{font-size:.7rem;color:var(--muted);font-weight:600;display:block}
.step .step-status{font-size:.75rem;font-weight:600;color:var(--text2)}
.step.active .step-status{color:var(--cyan)}
.step.done .step-status{color:var(--accent)}
.step.error .step-status{color:var(--red)}
.step::after{content:'';position:absolute;bottom:0;left:0;height:2px;width:0;transition:.3s}
.step.active::after{width:100%;background:var(--cyan);animation:pulse 1.2s infinite}
.step.done::after{width:100%;background:var(--accent)}
.step.error::after{width:100%;background:var(--red)}

/* Output */
.output{margin-top:1.5rem}.hidden{display:none}

.output-meta{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}
.chip{background:var(--card);border:1px solid var(--border);border-radius:6px;padding:.35rem .7rem;font-size:.72rem;color:var(--text2)}.chip strong{color:var(--cyan)}

/* Asset grid */
.asset-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:.75rem}
.asset-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:1.2rem;animation:fadeUp .4s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}
.asset-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:.6rem}
.asset-type{font-family:'JetBrains Mono',monospace;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:.15rem .45rem;border-radius:4px}
.asset-type.hero{background:rgba(239,68,68,.12);color:var(--red)}
.asset-type.pdp{background:rgba(16,185,129,.12);color:var(--accent)}
.asset-type.ad{background:rgba(245,158,11,.12);color:var(--gold)}
.asset-type.email{background:rgba(59,130,246,.12);color:var(--blue)}
.asset-type.video{background:rgba(139,92,246,.12);color:var(--purple)}
.asset-type.blog{background:rgba(236,72,153,.12);color:#ec4899}
.asset-type.seo{background:rgba(99,102,241,.12);color:#6366f1}
.asset-type.a11y{background:rgba(107,114,128,.12);color:#9ca3af}
.asset-num{font-family:'JetBrains Mono',monospace;font-size:.65rem;color:var(--muted)}
.asset-body{font-size:.84rem;color:var(--text2);line-height:1.65}
.asset-body strong{color:var(--text)}.asset-body ul{list-style:none;margin-top:.4rem}.asset-body li{padding-left:.9rem;position:relative;margin-bottom:.25rem}.asset-body li::before{content:'›';position:absolute;left:0;color:var(--accent);font-weight:700}

/* Image section */
.img-section{margin-top:1.5rem}.img-section h3{font-size:1.1rem;font-weight:700;margin-bottom:.35rem}
.img-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:.75rem;margin-top:.75rem}
.img-card{background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:hidden}
.img-card img{width:100%;aspect-ratio:1;object-fit:cover}
.img-card.wide img{aspect-ratio:16/9}
.img-card .caption{padding:.75rem 1rem;font-size:.78rem;color:var(--text2)}.img-card .caption strong{color:var(--text)}

/* Split screen */
.split{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--border);border-radius:12px;overflow:hidden;min-height:400px}
.split-left{background:#0d0a0a;padding:1.5rem;border-right:1px solid var(--border)}
.split-right{background:var(--card);padding:1.5rem}
.split-label{font-family:'JetBrains Mono',monospace;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:.2rem .5rem;border-radius:4px;display:inline-block;margin-bottom:.75rem}
.split-label.bad{background:rgba(239,68,68,.15);color:var(--red)}
.split-label.good{background:rgba(16,185,129,.15);color:var(--accent)}
.xray-item{margin-bottom:1.1rem}
.xray-label{font-family:'JetBrains Mono',monospace;font-size:.68rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.25rem}
.xray-val{font-size:.86rem;color:var(--text2);line-height:1.6}.xray-val strong{color:var(--text)}
.xray-val.gap{color:var(--red);font-weight:600}
.xray-tactics{list-style:none}.xray-tactics li{font-size:.84rem;color:var(--text2);padding-left:1.2rem;position:relative;margin-bottom:.35rem}.xray-tactics li::before{content:'';position:absolute;left:0;top:.5rem;width:6px;height:6px;border-radius:50%;background:var(--red)}
.improved-hero{background:var(--bg);border:1px solid rgba(16,185,129,.2);border-radius:10px;padding:1.25rem;margin-bottom:1rem}
.improved-hero h4{font-size:1.05rem;font-weight:700;color:var(--accent2);margin-bottom:.5rem;line-height:1.3}
.improved-hero p{font-size:.84rem;color:var(--text2);line-height:1.6}
.diff-list{list-style:none;margin-top:.75rem}.diff-list li{padding:.5rem 0;border-bottom:1px solid var(--border);font-size:.84rem;display:flex;gap:.5rem}.diff-list li:last-child{border:none}
.diff-list .icon{flex-shrink:0}.diff-list .txt{color:var(--text2)}.diff-list .txt strong{color:var(--text)}
.compliance{margin-top:1rem;padding:.75rem 1rem;background:rgba(239,68,68,.05);border:1px solid rgba(239,68,68,.15);border-radius:8px}
.compliance h5{font-family:'JetBrains Mono',monospace;font-size:.68rem;color:var(--red);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.4rem}
.compliance ul{list-style:none}.compliance li{font-size:.78rem;color:#f87171;padding-left:.8rem;position:relative;margin-bottom:.2rem}.compliance li::before{content:'✕';position:absolute;left:0;font-weight:700}

/* Toggles */
.toggle-group{display:flex;gap:.4rem;margin-top:1rem;flex-wrap:wrap}
.toggle{font-family:'JetBrains Mono',monospace;font-size:.75rem;font-weight:600;padding:.45rem .9rem;border:1px solid var(--border2);border-radius:7px;background:transparent;color:var(--muted);cursor:pointer;transition:.2s}
.toggle:hover{border-color:var(--text2);color:var(--text)}
.toggle.active{background:var(--glow);border-color:var(--accent);color:var(--accent)}

/* Annotation */
.ann{font-family:'JetBrains Mono',monospace;font-size:.65rem;color:var(--accent);background:var(--glow);padding:.15rem .4rem;border-radius:4px;display:inline-block;margin:.25rem 0}
.highlight{background:var(--glow);border-left:2px solid var(--accent);padding:.25rem .5rem;margin:.3rem 0;display:block;border-radius:0 4px 4px 0;font-size:.84rem;color:var(--text2)}

/* CTA */
.cta-section{text-align:center;padding:5rem 0}
.cta-section h2{margin-bottom:.5rem}

/* Footer */
footer{padding:1.5rem 0;border-top:1px solid var(--border);display:flex;justify-content:space-between;font-family:'JetBrains Mono',monospace;font-size:.72rem;color:var(--muted)}
footer a{color:var(--accent);text-decoration:none}

/* Responsive */
@media(max-width:800px){.input-row{flex-direction:column}.btn-gen{width:100%}.split{grid-template-columns:1fr}.split-left{border-right:none;border-bottom:1px solid var(--border)}.stats{gap:1.25rem}.step-bar{flex-direction:column;gap:.4rem}footer{flex-direction:column;gap:.3rem;text-align:center}}
@media(max-width:500px){.nav-links a{font-size:.68rem;padding:.25rem .4rem}.btn-row{flex-direction:column}.btn{width:100%;justify-content:center}}