:root{
  --navy:#12203a;
  --navy2:#1c2f52;
  --blue:#2f6fed;
  --blue-light:#eaf1ff;
  --line-green:#06c755;
  --line-green-dark:#04a648;
  --ink:#1a2233;
  --sub:#5b6579;
  --border:#e3e7ee;
  --bg:#f5f7fb;
  --white:#ffffff;
  --amber:#f5a623;
  --danger:#e0483f;
  --radius:14px;
  --shadow:0 8px 24px rgba(18,32,58,.08);
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:"Hiragino Sans","Yu Gothic",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}

.container{max-width:1180px;margin:0 auto;padding:0 24px;}

/* header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(18,32,58,.96);
  backdrop-filter:blur(6px);
  color:#fff;
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:66px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;letter-spacing:.3px;}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--line-green);box-shadow:0 0 0 4px rgba(6,199,85,.18);}
.nav-links{display:flex;gap:28px;font-size:13.5px;}
.nav-links a{opacity:.82;transition:opacity .15s;}
.nav-links a:hover{opacity:1;}
.cta-btn{
  background:var(--line-green);color:#fff;padding:10px 20px;border-radius:999px;
  font-weight:700;font-size:13.5px;display:inline-flex;align-items:center;gap:6px;
  box-shadow:0 4px 14px rgba(6,199,85,.35);transition:transform .15s,box-shadow .15s;
}
.cta-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(6,199,85,.45);}
.cta-btn.ghost{background:transparent;border:1.5px solid rgba(255,255,255,.35);box-shadow:none;}

/* hero */
.hero{
  padding:76px 0 64px;
  background:
    radial-gradient(900px 480px at 82% -10%, rgba(47,111,237,.16), transparent 60%),
    radial-gradient(700px 420px at 5% 110%, rgba(6,199,85,.10), transparent 55%),
    linear-gradient(180deg,#0e1b33,#152847 55%,#16294a);
  color:#fff;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:700;color:#cfe0ff;
  margin-bottom:22px;
}
.hero h1{font-size:38px;font-weight:800;line-height:1.5;margin:0 0 18px;letter-spacing:.2px;}
.hero h1 .hl{color:#7fb0ff;}
.hero p.lead{font-size:15.5px;color:#c3cede;max-width:640px;margin:0 0 32px;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;}
.hero-ctas .cta-btn{font-size:14.5px;padding:13px 26px;}

/* pain -> flow */
.section{padding:72px 0;}
.section.alt{background:var(--white);}
.section-head{max-width:680px;margin:0 auto 44px;text-align:center;}
.section-head .tag{font-size:12.5px;font-weight:800;color:var(--blue);letter-spacing:1.5px;text-transform:uppercase;margin-bottom:10px;}
.section-head h2{font-size:26px;font-weight:800;margin:0 0 12px;}
.section-head p{color:var(--sub);font-size:14.5px;margin:0;}

.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.pain-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow);
}
.pain-card .num{
  width:34px;height:34px;border-radius:10px;background:var(--blue-light);color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:14px;font-size:14px;
}
.pain-card h3{font-size:15px;margin:0 0 8px;font-weight:800;}
.pain-card p{font-size:13.5px;color:var(--sub);margin:0;}

/* flow diagram */
.flow{
  display:flex;align-items:stretch;gap:0;flex-wrap:wrap;justify-content:center;margin-top:10px;
}
.flow-step{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px 20px;width:220px;box-shadow:var(--shadow);text-align:center;position:relative;
}
.flow-step .ic{
  width:46px;height:46px;border-radius:12px;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;
  font-size:20px;
}
.flow-step h4{font-size:14px;margin:0 0 6px;font-weight:800;}
.flow-step p{font-size:12.5px;color:var(--sub);margin:0;}
.flow-arrow{display:flex;align-items:center;justify-content:center;width:46px;color:#b9c2d4;font-size:22px;font-weight:700;}
.ic.green{background:#e6faf0;color:var(--line-green-dark);}
.ic.blue{background:var(--blue-light);color:var(--blue);}
.ic.amber{background:#fff4e2;color:var(--amber);}
.ic.navy{background:#eef1f8;color:var(--navy2);}

/* format showcase */
.formats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.format-card{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
}
.format-card .thumb{height:190px;overflow:hidden;background:#f0f2f6;position:relative;}
.format-card .thumb img{width:100%;object-fit:cover;object-position:top;}
.format-card .meta{padding:16px 18px;}
.format-card .meta .lbl{font-size:11.5px;font-weight:800;color:var(--blue);text-transform:uppercase;letter-spacing:.6px;margin-bottom:4px;}
.format-card .meta h4{font-size:14.5px;margin:0 0 6px;font-weight:800;}
.format-card .meta p{font-size:12.5px;color:var(--sub);margin:0;}

/* feature list */
.features{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.feature{
  display:flex;gap:14px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);
}
.feature .chk{
  flex:none;width:30px;height:30px;border-radius:9px;background:#e6faf0;color:var(--line-green-dark);
  display:flex;align-items:center;justify-content:center;font-weight:800;
}
.feature h4{font-size:14px;margin:0 0 4px;font-weight:800;}
.feature p{font-size:12.5px;color:var(--sub);margin:0;}

/* preview mock of app screen */
.app-preview{
  background:linear-gradient(180deg,#0e1b33,#16294a);
  border-radius:20px;padding:26px;box-shadow:0 20px 50px rgba(10,20,40,.35);
}
.app-preview .bar{display:flex;gap:6px;margin-bottom:14px;}
.app-preview .bar span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.25);}
.app-preview img{border-radius:10px;border:1px solid rgba(255,255,255,.12);}

.cta-band{
  background:linear-gradient(120deg,#0e1b33,#1c2f52 60%,#123a2a);
  color:#fff;border-radius:24px;padding:56px 48px;text-align:center;
}
.cta-band h2{font-size:24px;margin:0 0 12px;font-weight:800;}
.cta-band p{color:#c3cede;font-size:14px;margin:0 0 26px;}

.site-footer{padding:30px 0;text-align:center;font-size:12px;color:#9aa4b8;background:var(--navy);}

@media (max-width:900px){
  .pain-grid,.formats,.features{grid-template-columns:1fr;}
  .flow{flex-direction:column;}
  .flow-arrow{transform:rotate(90deg);margin:2px 0;}
  .hero h1{font-size:28px;}
}

/* ---------- app.html workspace ---------- */
.app-shell{background:var(--bg);min-height:100vh;}
.app-topbar{
  background:var(--navy);color:#fff;padding:16px 0;
}
.app-topbar .container{display:flex;align-items:center;justify-content:space-between;}
.app-topbar .title{font-weight:800;font-size:15px;display:flex;align-items:center;gap:10px;}
.badge-demo{background:var(--amber);color:#3a2a00;font-size:11px;font-weight:800;padding:3px 10px;border-radius:999px;letter-spacing:.4px;}
.back-link{font-size:12.5px;color:#cfe0ff;opacity:.85;}
.back-link:hover{opacity:1;}

.workspace{
  display:grid;grid-template-columns:340px 1fr;gap:22px;padding:26px 0 60px;
  max-width:1180px;margin:0 auto;
}
.panel{
  background:var(--white);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.panel-head{
  padding:16px 18px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;
}
.panel-head h3{font-size:14px;margin:0;font-weight:800;}
.panel-head .count{font-size:11.5px;color:var(--sub);}

/* LINE inbox */
.line-thread{padding:12px;}
.line-msg{
  border:1px solid var(--border);border-radius:12px;padding:12px;margin-bottom:12px;cursor:pointer;
  transition:border-color .15s,transform .15s,box-shadow .15s;background:#fbfcfe;
}
.line-msg:hover{border-color:var(--line-green);transform:translateY(-1px);box-shadow:0 6px 16px rgba(6,199,85,.12);}
.line-msg.active{border-color:var(--blue);background:var(--blue-light);}
.line-msg.done{opacity:.55;}
.line-msg .who{display:flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;margin-bottom:8px;}
.line-msg .who .avatar{
  width:22px;height:22px;border-radius:50%;background:var(--line-green);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;
}
.line-msg .thumb{width:100%;height:96px;border-radius:8px;overflow:hidden;background:#eee;margin-bottom:8px;}
.line-msg .thumb img{width:100%;height:100%;object-fit:cover;object-position:top;}
.line-msg .meta-row{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--sub);}
.status-pill{font-size:10.5px;font-weight:800;padding:3px 9px;border-radius:999px;}
.status-pill.new{background:#fff4e2;color:#a5690a;}
.status-pill.ok{background:#e6faf0;color:var(--line-green-dark);}

/* workspace right */
.workbench{padding:20px;}
.empty-state{padding:70px 20px;text-align:center;color:var(--sub);}
.empty-state .icon{font-size:36px;margin-bottom:12px;}
.empty-state p{font-size:13.5px;}

.scan-loading{padding:70px 20px;text-align:center;}
.spinner{
  width:40px;height:40px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--blue);
  margin:0 auto 18px;animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}
.scan-loading p{font-size:13.5px;color:var(--sub);}
.scan-loading .src{font-size:12px;color:#9aa4b8;margin-top:6px;}

.extract-form h3{font-size:15px;margin:0 0 4px;font-weight:800;}
.extract-form .ai-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:800;color:var(--blue);
  background:var(--blue-light);padding:4px 10px;border-radius:999px;margin-bottom:16px;
}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px;}
.field{display:flex;flex-direction:column;gap:5px;}
.field.full{grid-column:1/-1;}
.field label{font-size:11.5px;font-weight:700;color:var(--sub);}
.field input{
  border:1px solid var(--border);border-radius:8px;padding:9px 11px;font-size:13.5px;
  font-family:inherit;background:#fbfcfe;
}
.field input:focus{outline:none;border-color:var(--blue);background:#fff;}

.item-table{width:100%;border-collapse:collapse;margin-bottom:10px;}
.item-table th{
  font-size:11px;color:var(--sub);text-align:left;padding:6px 8px;border-bottom:1px solid var(--border);
  font-weight:700;
}
.item-table td{padding:5px 6px;}
.item-table input{width:100%;border:1px solid var(--border);border-radius:6px;padding:6px 8px;font-size:12.5px;font-family:inherit;}
.item-table td.rm{text-align:center;}
.rm-btn{
  border:none;background:#fdeceb;color:var(--danger);width:24px;height:24px;border-radius:6px;cursor:pointer;font-size:13px;
}
.add-row-btn{
  font-size:12px;font-weight:700;color:var(--blue);background:var(--blue-light);border:none;
  padding:7px 12px;border-radius:8px;cursor:pointer;margin-bottom:16px;
}

.sum-box{
  background:#fbfcfe;border:1px solid var(--border);border-radius:10px;padding:14px 16px;margin-bottom:20px;
  display:grid;grid-template-columns:1fr 1fr;gap:10px 20px;
}
.sum-box .field label{color:var(--sub);}

.form-actions{display:flex;gap:10px;justify-content:flex-end;}
.btn{
  border:none;border-radius:9px;padding:11px 20px;font-size:13.5px;font-weight:700;cursor:pointer;
  font-family:inherit;transition:transform .12s,box-shadow .12s;
}
.btn:hover{transform:translateY(-1px);}
.btn.primary{background:var(--blue);color:#fff;box-shadow:0 6px 16px rgba(47,111,237,.3);}
.btn.secondary{background:#eef1f8;color:var(--navy2);}

/* processed table */
.processed-wrap{padding:0 18px 18px;overflow-x:auto;}
.processed-table{width:100%;border-collapse:collapse;font-size:12.5px;min-width:640px;}
.processed-table th{
  text-align:left;padding:9px 10px;border-bottom:2px solid var(--border);color:var(--sub);font-weight:700;font-size:11.5px;
}
.processed-table td{padding:10px 10px;border-bottom:1px solid var(--border);}
.processed-table tr:last-child td{border-bottom:none;}
.processed-empty{padding:34px 18px;text-align:center;color:var(--sub);font-size:13px;}

.export-bar{
  display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-top:1px solid var(--border);
  background:#fbfcfe;border-radius:0 0 var(--radius) var(--radius);
}
.export-bar .info{font-size:12px;color:var(--sub);}
.export-bar .info b{color:var(--ink);}

@media (max-width:960px){
  .workspace{grid-template-columns:1fr;}
  .field-grid,.sum-box{grid-template-columns:1fr;}
}