:root {
  --bg: #07111f;
  --bg-soft: #0c1b31;
  --panel: rgba(11, 20, 36, 0.74);
  --panel-strong: rgba(14, 24, 43, 0.96);
  --line: rgba(255,255,255,0.08);
  --text: #f8fafc;
  --muted: #9fb0c8;
  --primary: #6d5dfc;
  --accent: #20c9d9;
  --success: #22c55e;
  --shadow: 0 20px 80px rgba(0,0,0,0.35);
  --radius: 24px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(109,93,252,.16), transparent 24%),
    radial-gradient(circle at top left, rgba(32,201,217,.13), transparent 20%),
    linear-gradient(180deg, #08111f 0%, #06101b 100%);
  color: var(--text);
}
a{text-decoration:none;color:inherit}
button,input,textarea{font:inherit}
.container{width:min(1180px, calc(100% - 40px)); margin:0 auto}
.site-shell{min-height:100vh}
.top-nav{display:flex;justify-content:space-between;align-items:center;padding:26px 0}
.brand{font-size:26px;font-weight:800;letter-spacing:-.03em}
.brand span{color:var(--accent)}
.nav-links{display:flex;gap:22px;align-items:center;color:var(--muted)}
.nav-cta{padding:12px 16px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text)}
.hero{display:grid;grid-template-columns:1.06fr .94fr;gap:34px;align-items:center;padding:40px 0 80px;min-height:calc(100vh - 86px)}
.eyebrow{display:inline-flex;padding:8px 12px;border-radius:999px;border:1px solid rgba(110,231,183,.2);background:rgba(34,197,94,.12);color:#bbf7d0;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.hero h1{font-size:clamp(2.3rem,5vw,4.7rem);line-height:1.05;margin:18px 0 16px;letter-spacing:-.05em}
.hero h1 span{background:linear-gradient(90deg,#8f84ff,#56e6f2);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p,.section-head p,.feature-card p,.flow-step p,.final-card p,.sidebar-copy,.workspace-top p{color:var(--muted);line-height:1.9}
.hero-actions,.inline-actions{display:flex;gap:12px;align-items:center}
.hero-actions{margin-top:26px}
.hero-pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.hero-pills span,.chip,.status-pill{border:1px solid var(--line);background:rgba(255,255,255,.05);color:#d7e2f2;border-radius:999px}
.hero-pills span{padding:10px 14px;font-size:13px}
.btn{border:none;cursor:pointer;padding:14px 18px;border-radius:16px;font-weight:800;transition:.2s transform,.2s opacity,.2s border-color;display:inline-flex;justify-content:center;align-items:center}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(90deg,var(--primary),var(--accent));color:#fff;box-shadow:0 12px 40px rgba(98,84,255,.32)}
.btn-secondary{background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.glass-card{background:var(--panel);backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.chat-window{padding:20px;min-height:500px}
.chat-window-top,.card-title-row,.workspace-top,.final-card,.snapshot-item{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
.chat-window-top small,.card-title-row span,.snapshot-item span,.sidebar-block small{color:var(--muted)}
.status-pill{padding:8px 12px;color:#d1fae5;background:rgba(34,197,94,.14);border-color:rgba(34,197,94,.24);font-size:12px;font-weight:700}
.mock-messages,.messages{display:flex;flex-direction:column;gap:14px;margin-top:20px}
.bubble,.message{max-width:85%;padding:14px 16px;border-radius:18px;line-height:1.8;border:1px solid var(--line)}
.user,.message.user{align-self:flex-start;background:rgba(255,255,255,.06)}
.bot,.message.bot{align-self:flex-end;background:rgba(11,20,36,.95)}
.accent{background:linear-gradient(180deg, rgba(109,93,252,.2), rgba(32,201,217,.1))}
.mock-panel,.strategy-box{display:grid;gap:12px;padding:16px;border-radius:20px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.section{padding:0 0 90px}
.section-head{max-width:820px;margin-bottom:30px}
.section-head h2,.workspace-top h1,.final-card h2{font-size:clamp(1.8rem, 3.5vw, 3rem);margin:14px 0 10px;letter-spacing:-.03em}
.feature-grid,.flow-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature-card,.flow-step{padding:24px}
.feature-card h3,.flow-step span,.card-title-row h3{margin:0 0 10px}
.flow-step strong{display:inline-flex;width:42px;height:42px;border-radius:14px;justify-content:center;align-items:center;background:rgba(109,93,252,.14);margin-bottom:14px}
.final-band{padding-bottom:60px}
.final-card{padding:30px}
.workspace-body{min-height:100vh}
.workspace-layout{display:grid;grid-template-columns:320px 1fr;min-height:100vh}
.workspace-sidebar{padding:26px;position:sticky;top:0;height:100vh;border-left:1px solid var(--line);background:rgba(5,10,18,.6);backdrop-filter:blur(18px)}
.full{width:100%;margin:16px 0 20px}
.sidebar-block{padding:18px;margin-top:16px}
.snapshot-item{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.snapshot-item:last-child{border-bottom:none}
.snapshot-item b{font-size:14px;max-width:58%;text-align:left}
.chip-stack{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.chip{padding:10px 14px;cursor:pointer}
.workspace-main{padding:26px}
.workspace-top{padding:24px;margin-bottom:18px}
.workspace-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:18px}
.left-col,.right-col{display:grid;gap:18px}
.form-card,.messages-card,.copy-card,.preview-card{padding:22px}
label{display:block;font-weight:700;margin-bottom:10px}
textarea{width:100%;min-height:180px;border-radius:18px;background:rgba(255,255,255,.05);color:var(--text);border:1px solid var(--line);padding:16px;resize:vertical;outline:none}
textarea::placeholder{color:#7d8ba0}
.compact{margin-top:14px}
.messages-card{min-height:400px}
.message{width:fit-content}
.message.system{align-self:center;background:rgba(109,93,252,.12)}
.copy-output{margin:0;white-space:pre-wrap;direction:rtl;font-family:inherit;line-height:2;min-height:250px;background:rgba(255,255,255,.035);padding:16px;border-radius:18px;border:1px solid var(--line)}
.copy-output.empty{color:#7f8da1}
.wrap{flex-wrap:wrap;margin-top:14px}
.preview-card iframe{width:100%;height:580px;border:none;border-radius:18px;background:#07111f}
@media (max-width: 1100px){
  .hero,.workspace-grid,.feature-grid,.flow-grid{grid-template-columns:1fr}
  .workspace-layout{grid-template-columns:1fr}
  .workspace-sidebar{position:static;height:auto;border-left:none;border-bottom:1px solid var(--line)}
}
@media (max-width: 760px){
  .container{width:min(100% - 24px, 1180px)}
  .top-nav{flex-direction:column;gap:14px;align-items:flex-start}
  .nav-links{flex-wrap:wrap;gap:12px}
  .workspace-main,.workspace-sidebar{padding:18px}
  .hero{padding-top:10px}
}