:root{
  --bg:#FFFCF7;
  --surface:#FFFFFF;
  --surface-soft:#F6F2F9;
  --lavender:#EEE6FC;
  --peach:#FFE5DC;
  --mint:#E4EFE7;
  --yellow:#FFF1C8;
  --text:#292333;
  --muted:#685F70;
  --accent:#6944C6;
  --accent-strong:#503098;
  --border:#E5DFE9;
  --border-strong:#D5CBDD;
  --success:#2F7D5B;
  --danger:#B3261E;
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 1px 2px rgba(41,35,51,.05),0 8px 24px rgba(41,35,51,.06);
  --shadow-lift:0 2px 4px rgba(41,35,51,.06),0 18px 44px rgba(80,48,152,.12);
  --font-display:"Georgia","Times New Roman",serif;
  --font-body:-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:var(--font-display);line-height:1.15;margin:0 0 .5em}
h1{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:700;letter-spacing:-.02em}
h1 em{font-style:italic;color:var(--accent)}
h2{font-size:clamp(1.6rem,3.4vw,2.2rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:2px}
a:hover{color:var(--accent-strong)}
.muted{color:var(--muted)}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.skip{
  position:absolute;left:-999px;top:8px;background:var(--accent);color:#fff;
  padding:8px 16px;border-radius:999px;z-index:99;
}
.skip:focus{left:8px}

/* ---------- topbar ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,252,247,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.wordmark{
  font-family:var(--font-display);font-weight:700;font-size:1.25rem;
  color:var(--text);text-decoration:none;letter-spacing:-.01em;
}
.wordmark span{color:var(--accent)}
.topnav{display:flex;gap:4px;flex-wrap:wrap}
.topnav a{
  color:var(--text);text-decoration:none;font-size:.92rem;font-weight:500;
  padding:7px 12px;border-radius:999px;
}
.topnav a:hover{background:var(--lavender);color:var(--accent-strong)}

/* ---------- hero ---------- */
.hero{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding-top:72px;padding-bottom:56px;
}
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);
  background:var(--lavender);padding:5px 14px;border-radius:999px;margin-bottom:16px;
}
.lede{font-size:1.08rem;color:var(--muted);max-width:46ch}
.hero-points{
  list-style:none;margin:20px 0 0;padding:0;display:grid;gap:10px;
}
.hero-points li{
  position:relative;padding-left:30px;font-weight:500;
}
.hero-points li::before{
  content:"";position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;
  background:var(--mint) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%232F7D5B" stroke-width="3.4" stroke-linecap="round" stroke-linejoin="round"><path d="M5 13l4 4 10-10"/></svg>') center/12px no-repeat;
}

/* ---------- cards ---------- */
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
}
.card--raised{box-shadow:var(--shadow-lift)}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;border:0;cursor:pointer;text-align:center;
  background:var(--accent);color:#fff;
  font:inherit;font-weight:600;font-size:1rem;
  padding:14px 26px;border-radius:999px;text-decoration:none;
  transition:background .15s ease,transform .1s ease,box-shadow .15s ease;
}
.btn:hover{background:var(--accent-strong);color:#fff}
.btn:active{transform:translateY(1px)}
.btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.btn--block{display:block;width:100%}
.btn--small{padding:9px 16px;font-size:.88rem}
.btn--ghost{
  background:transparent;color:var(--accent);
  box-shadow:inset 0 0 0 2px var(--border-strong);
}
.btn--ghost:hover{background:var(--lavender);color:var(--accent-strong)}
.btn--light{background:#fff;color:var(--accent-strong)}
.btn--light:hover{background:var(--lavender)}
.btn[disabled]{opacity:.55;cursor:progress}
.btn-row{display:flex;gap:12px;margin-top:16px;flex-wrap:wrap}
.btn-row .btn{flex:1}

/* ---------- dropzone ---------- */
.dropzone{
  position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;
  text-align:center;cursor:pointer;overflow:hidden;
  border:2px dashed var(--border-strong);border-radius:var(--radius-sm);
  background:var(--surface-soft);padding:34px 20px 28px;
  transition:border-color .15s,background .15s;
}
.dropzone:hover,.dropzone:focus-within{border-color:var(--accent);background:var(--lavender)}
.dropzone.is-drag{border-color:var(--accent);background:var(--lavender);border-style:solid}
.dropzone input{position:absolute;inset:0;opacity:0;cursor:pointer}
.dropzone-icon{width:34px;height:34px;stroke:var(--accent);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;margin-bottom:6px}
.dropzone-title{font-size:1.05rem}
.dropzone .muted{font-size:.86rem;margin:0}
.dropzone-pill{
  margin-top:12px;background:var(--surface);border:1px solid var(--border-strong);
  color:var(--accent-strong);font-weight:600;font-size:.88rem;
  padding:8px 18px;border-radius:999px;
}
.preview{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
}
.dropzone.has-preview .dropzone-icon,
.dropzone.has-preview .dropzone-title,
.dropzone.has-preview .muted,
.dropzone.has-preview .dropzone-pill{visibility:hidden}
.scanline{
  position:absolute;left:0;right:0;height:3px;border-radius:3px;
  background:linear-gradient(90deg,transparent,var(--accent),transparent);
  box-shadow:0 0 18px 4px rgba(105,68,198,.45);
  animation:scan 1.2s ease-in-out infinite;
}
@keyframes scan{0%{top:6%}50%{top:92%}100%{top:6%}}

.status{
  margin:14px 0 0;font-size:.9rem;color:var(--muted);text-align:center;min-height:1.4em;
}
.status.is-error{color:var(--danger);font-weight:600}
.status.is-busy{color:var(--accent-strong);font-weight:600}

/* ---------- packs ---------- */
.packs{margin-top:24px;padding-top:22px;border-top:1px dashed var(--border-strong)}
.pack-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.pack{
  border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:14px 12px;text-align:center;background:var(--surface);
  display:flex;flex-direction:column;gap:2px;
}
.pack--best{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.pack-head{margin:0;font-size:.82rem}
.pack-price{margin:0;font-family:var(--font-display);font-size:1.5rem;font-weight:700}
.pack-unit{font-size:.76rem;margin:0 0 8px}
.pack-save{
  display:inline-block;background:var(--mint);color:var(--success);
  font-weight:700;font-size:.7rem;padding:1px 8px;border-radius:999px;margin-left:4px;
}
.packs-note{font-size:.82rem;text-align:center;margin:14px 0 0}

/* ---------- result ---------- */
.result-section{padding-bottom:24px}
.result-head{text-align:center;margin-bottom:8px}
.parents{display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:center;margin:20px 0 8px}
.parent{
  background:var(--surface-soft);border:1px solid var(--border);
  border-radius:var(--radius);padding:22px 18px;text-align:center;
}
.vs{
  font-family:var(--font-display);font-size:2rem;font-weight:700;color:var(--accent);
  width:52px;height:52px;border-radius:50%;background:var(--lavender);
  display:grid;place-items:center;
}
.avatar{
  display:grid;place-items:center;width:120px;height:120px;margin:0 auto 12px;border-radius:50%;
  overflow:hidden;
}
.avatar svg{width:100%;height:100%}
.parent-name{font-family:var(--font-display);font-weight:700;font-size:1.2rem;margin:0 0 2px}
.parent-role{font-size:.86rem;margin:0 0 8px}
.parent-tags{font-size:.85rem;color:var(--accent-strong);background:var(--lavender);
  border-radius:999px;padding:5px 12px;margin:0;display:inline-block}
.match-summary{
  text-align:center;margin:18px auto 6px;
  font-family:var(--font-display);font-size:1.25rem;
}
.match-summary strong{color:var(--accent);font-size:1.6rem}

.shared{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:12px}
.shared-item{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:12px 14px;
}
.shared-item p{margin:0 0 8px;font-size:.86rem;font-weight:600}
.shared-item .bar{display:block;margin-top:2px}
.bar{height:8px;border-radius:999px;background:var(--lavender);overflow:hidden}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),#9B7BE0)}

/* ---------- upsell ---------- */
.upsell{margin-top:26px;padding-top:22px;border-top:1px dashed var(--border-strong)}
.upsell h3{text-align:center}
.locked-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.locked-card{
  position:relative;background:var(--surface-soft);border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:12px;overflow:hidden;
}
.locked-label{margin:0 0 8px;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.locked-blur{filter:blur(5px);user-select:none;font-size:.85rem;pointer-events:none}
.upsell .btn-row{justify-content:center}
.upsell .btn-row .btn{flex:0 1 auto}

/* ---------- example ---------- */
.section{padding:56px 24px}
.section-lede{color:var(--muted);max-width:60ch}
.example-card{max-width:760px;margin:24px auto 0;padding:32px}
.feature-bars{margin-top:22px}
.feature-bar-row{display:grid;grid-template-columns:120px 1fr 44px;align-items:center;gap:12px;margin:8px 0;font-size:.88rem}
.feature-bar-row .bar{grid-column:2}
.feature-bar-row output{text-align:right;font-weight:700;color:var(--accent-strong);font-size:.85rem}

/* ---------- panels & steps ---------- */
.panel{border-radius:24px}
.panel--mint{background:var(--mint)}
.panel--peach{background:var(--peach)}
.panel--yellow{background:var(--yellow)}
.steps{
  list-style:none;margin:28px 0 0;padding:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.step{
  background:var(--surface);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow);
}
.step-num{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;
  background:var(--accent);color:#fff;font-weight:700;font-family:var(--font-display);
  margin-bottom:12px;
}
.step h3{margin-bottom:6px}
.step p{margin:0;color:var(--muted);font-size:.95rem}

/* ---------- compare grid ---------- */
.compare-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:44px;align-items:start}
.compare-grid h3{margin-top:22px}
.feature-list{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:8px}
.feature-list li{padding-left:26px;position:relative}
.feature-list li::before{
  content:"";position:absolute;left:2px;top:.5em;width:10px;height:10px;border-radius:3px;
  background:var(--accent);transform:rotate(45deg);
}
.face-map{max-width:320px;margin:0 auto;text-align:center}
.face-map svg{width:100%;height:auto}
figcaption{font-size:.85rem;margin-top:10px}

/* ---------- vs grid ---------- */
.vs-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
.vs-col{background:var(--surface);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.vs-col ul{margin:10px 0 0;padding:0;list-style:none;display:grid;gap:8px}
.vs-col li{padding-left:26px;position:relative}
.vs-col li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--success);font-weight:700;
}

/* ---------- tips ---------- */
.tips{list-style:none;margin:24px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.tips li{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:16px 18px;
}

/* ---------- cta ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--accent),#8A63D8);
  color:#fff;text-align:center;padding:64px 24px;margin-top:24px;
}
.cta-band h2{color:#fff;margin-bottom:20px}
.cta-inner{display:flex;flex-direction:column;align-items:center}

/* ---------- faq ---------- */
.faq details{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:0;margin-bottom:10px;overflow:hidden;
}
.faq summary{
  cursor:pointer;font-weight:600;padding:16px 20px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:1.4rem;color:var(--accent);font-weight:400;line-height:1;
  transition:transform .15s ease;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0;padding:0 20px 18px;color:var(--muted)}

/* ---------- footer ---------- */
.footer{background:var(--surface-soft);border-top:1px solid var(--border);margin-top:48px}
.footer-inner{padding:40px 24px;text-align:center}
.footer-nav{display:flex;justify-content:center;gap:6px 22px;flex-wrap:wrap;margin:14px 0}
.footer-nav a{color:var(--muted);text-decoration:none;font-size:.92rem}
.footer-nav a:hover{color:var(--accent)}
.footer-note{font-size:.82rem;max-width:60ch;margin:0 auto}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero{grid-template-columns:1fr;gap:36px;padding-top:44px}
  .compare-grid{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:1fr}
  .tips{grid-template-columns:1fr}
}
@media (max-width:640px){
  .topnav{display:none}
  .pack-list{grid-template-columns:1fr}
  .parents{grid-template-columns:1fr}
  .vs{margin:0 auto}
  .shared{grid-template-columns:1fr}
  .locked-grid{grid-template-columns:1fr}
  .vs-grid{grid-template-columns:1fr}
  .feature-bar-row{grid-template-columns:90px 1fr 40px}
  .section{padding:40px 24px}
}