[hidden]{display:none!important}
:root{
  --bg:#0b0e17;--bg2:#111527;--panel:#151b30;--line:#232b47;
  --text:#e8ecf8;--muted:#9aa5c4;
  --accent:#7c5cff;--accent2:#2dd4bf;--danger:#ff5c7a;
  --grad:linear-gradient(100deg,#7c5cff,#2dd4bf);
  --radius:16px;--font-head:'Space Grotesk',sans-serif;--font-body:'Inter',sans-serif;--mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-body);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--font-head);line-height:1.15;letter-spacing:-.02em}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--muted)}

/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:28px;height:68px;padding:0 clamp(16px,4vw,40px);background:rgba(11,14,23,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.logo{font-family:var(--font-head);font-weight:700;font-size:20px;display:flex;align-items:center;gap:8px}
.logo em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.logo-mark{filter:drop-shadow(0 0 10px rgba(124,92,255,.6))}
.main-nav{display:flex;gap:22px;margin-left:auto;font-size:14px;font-weight:500;color:var(--muted)}
.main-nav a{transition:color .18s}
.main-nav a:hover{color:var(--text)}
.admin-tag{font-size:11px;font-weight:600;color:var(--accent2);border:1px solid var(--accent2);border-radius:20px;padding:1px 8px;margin-left:6px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-head);font-weight:600;font-size:15px;border:0;cursor:pointer;border-radius:12px;padding:13px 24px;transition:transform .15s,box-shadow .15s,background .15s;color:#0b0e17}
.btn-accent{background:var(--grad);box-shadow:0 6px 24px rgba(124,92,255,.35)}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(124,92,255,.5)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:#fff}
.btn-danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}
.btn-danger:hover{background:rgba(255,92,122,.12)}
.btn-sm{padding:9px 16px;font-size:13.5px;border-radius:10px}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ============ hero ============ */
.hero{position:relative;min-height:clamp(560px,88vh,820px);display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(105deg,rgba(11,14,23,.94) 30%,rgba(11,14,23,.6) 65%,rgba(11,14,23,.85))}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;width:min(1180px,100%);margin:0 auto;padding:64px clamp(16px,4vw,40px)}
.eyebrow{font-family:var(--mono);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent2);margin-bottom:18px}
.hero h1{font-size:clamp(34px,5.2vw,62px);font-weight:700;margin-bottom:20px}
.lede{font-size:clamp(16px,1.6vw,19px);color:var(--muted);max-width:56ch}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}

/* chat mock */
.hero-chat{position:relative;background:rgba(17,21,39,.9);border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.5);overflow:hidden;transform:rotate(1.5deg)}
.hc-head{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid var(--line)}
.dot{width:10px;height:10px;border-radius:50%}.d1{background:#ff5f57}.d2{background:#febc2e}.d3{background:#28c840}
.hc-title{margin-left:8px;font-family:var(--mono);font-size:12px;color:var(--muted)}
.hc-body{padding:20px;display:flex;flex-direction:column;gap:12px}
.bubble{max-width:85%;padding:10px 15px;border-radius:16px;font-size:14.5px;animation:pop .4s ease both}
.bubble.user{align-self:flex-end;background:var(--grad);color:#0b0e17;font-weight:500;border-bottom-right-radius:4px}
.bubble.bot{align-self:flex-start;background:#1d2440;border:1px solid var(--line);border-bottom-left-radius:4px}
.bubble.launch{align-self:center;background:rgba(45,212,191,.14);border:1px solid rgba(45,212,191,.5);color:var(--accent2);font-family:var(--mono);font-size:13px}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.96)}to{opacity:1;transform:none}}

/* ============ how strip ============ */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg2)}
.strip-inner{width:min(1180px,100%);margin:0 auto;padding:56px clamp(16px,4vw,40px);display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.how-card{position:relative;padding:26px 24px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);overflow:hidden}
.how-num{position:absolute;top:8px;right:14px;font-family:var(--font-head);font-size:52px;font-weight:700;color:rgba(124,92,255,.14);z-index:1}
.how-card h3{position:relative;z-index:2;margin-bottom:8px;font-size:19px}
.how-card p{position:relative;z-index:2;color:var(--muted);font-size:14.5px}

/* ============ portfolio ============ */
.portfolio{width:min(1180px,100%);margin:0 auto;padding:80px clamp(16px,4vw,40px)}
.section-head h2{font-size:clamp(28px,3.4vw,40px);margin-bottom:10px}
.section-head p{color:var(--muted);max-width:60ch}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0 34px}
.chip{font-family:var(--font-head);font-weight:600;font-size:13.5px;padding:9px 18px;border-radius:100px;border:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer;transition:all .18s}
.chip:hover{color:var(--text);border-color:var(--accent)}
.chip.active{background:var(--grad);color:#0b0e17;border-color:transparent}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:26px}
.grid-status{color:var(--muted);font-family:var(--mono);font-size:14px;padding:20px 0;text-align:center}
.card{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);overflow:hidden;transition:transform .2s,border-color .2s,box-shadow .2s}
.card:hover{transform:translateY(-6px);border-color:var(--accent);box-shadow:0 20px 50px rgba(0,0,0,.45)}
.card-shot{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#1c2340,#0f1326);display:flex;align-items:center;justify-content:center;overflow:hidden}
.card-shot img{width:100%;height:100%;object-fit:cover}
.card-shot .ph{font-size:40px;opacity:.4}
.cat-badge{position:absolute;top:12px;left:12px;z-index:2;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;background:rgba(11,14,23,.8);border:1px solid var(--accent2);color:var(--accent2);border-radius:100px;padding:3px 11px;backdrop-filter:blur(6px)}
.card-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-body h3{font-size:19px}
.card-body p{color:var(--muted);font-size:14px;flex:1}
.card-cta{font-family:var(--font-head);font-weight:600;font-size:13.5px;color:var(--accent2);margin-top:6px}

/* ============ start / lead ============ */
.start{position:relative;overflow:hidden;padding:clamp(60px,10vw,110px) 0;min-height:480px}
.start-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.start-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(11,14,23,.92),rgba(17,14,40,.82))}
.start-inner{position:relative;z-index:2;width:min(1000px,100%);margin:0 auto;padding:0 clamp(16px,4vw,40px);display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.start-copy h2{font-size:clamp(28px,3.6vw,44px);margin-bottom:14px}
.start-copy p{color:var(--muted)}
.start-form{background:rgba(17,21,39,.9);border:1px solid var(--line);border-radius:20px;padding:24px;display:flex;flex-direction:column;gap:14px;box-shadow:0 30px 70px rgba(0,0,0,.5)}
.sf-chat .bubble{max-width:100%}
.start-form textarea,.start-form input{width:100%;background:#0d1122;border:1px solid var(--line);border-radius:12px;color:var(--text);font-family:var(--font-body);font-size:15px;padding:12px 14px;resize:vertical}
.start-form textarea:focus,.start-form input:focus{outline:0;border-color:var(--accent)}
.sf-row{display:flex;gap:10px}.sf-row input{flex:1}
.sf-msg{font-size:14px}.sf-msg.ok{color:var(--accent2)}.sf-msg.bad{color:var(--danger)}

.site-footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:28px clamp(16px,4vw,40px);border-top:1px solid var(--line);color:var(--muted);font-size:13.5px}
.foot-tag{font-family:var(--mono);color:var(--accent2)}

/* ============ case study ============ */
.cs-hero{position:relative;background:radial-gradient(900px 400px at 20% 0%,rgba(124,92,255,.22),transparent),var(--bg2);border-bottom:1px solid var(--line)}
.cs-hero-inner{width:min(1080px,100%);margin:0 auto;padding:56px clamp(16px,4vw,40px) 96px}
.back-link{display:inline-block;color:var(--muted);font-size:14px;margin-bottom:22px}
.back-link:hover{color:var(--accent2)}
.cs-hero .cat-badge{position:static;display:inline-block;margin-bottom:14px;margin-left:14px}
.cs-hero h1{font-size:clamp(30px,4.4vw,52px);margin-bottom:12px}
.cs-links{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}
.cs-shot-wrap{width:min(1080px,100%);margin:-60px auto 0;padding:0 clamp(16px,4vw,40px);position:relative;z-index:3}
.cs-shot{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--panel);box-shadow:0 30px 70px rgba(0,0,0,.5)}
.cs-shot img{display:block;width:100%}
.cs-shot figcaption{padding:10px 16px;font-family:var(--mono);font-size:12px;color:var(--muted);border-top:1px solid var(--line)}
.cs-body{width:min(1080px,100%);margin:0 auto;padding:56px clamp(16px,4vw,40px) 90px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start}
.cs-story h2{font-size:26px;margin-bottom:14px}
.cs-summary{color:var(--muted);font-size:17px;margin-bottom:22px}
.md{display:flex;flex-direction:column;gap:14px;font-size:15.5px}
.md h3{font-size:20px;margin-top:14px;color:#fff}
.md strong{color:#fff}
.md ul{padding-left:22px;display:flex;flex-direction:column;gap:6px}
.md code{font-family:var(--mono);font-size:.9em;background:#1d2440;border-radius:6px;padding:1px 6px}
.tl-head{margin-top:44px}
.timeline{list-style:none;position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:var(--line)}
.timeline li{position:relative;padding:0 0 22px 8px}
.tl-dot{position:absolute;left:-29px;top:4px;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:10px;background:var(--panel);border:2px solid var(--accent);z-index:2}
.timeline li[data-type="bug"] .tl-dot{border-color:var(--danger)}
.timeline li[data-type="fix"] .tl-dot,.timeline li[data-type="launch"] .tl-dot{border-color:var(--accent2)}
.timeline li[data-type="pivot"] .tl-dot{border-color:#febc2e}
.tl-type{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent2)}
.timeline li[data-type="bug"] .tl-type{color:var(--danger)}
.timeline li[data-type="pivot"] .tl-type{color:#febc2e}
.timeline strong{display:block;font-family:var(--font-head);margin:2px 0}
.timeline p{color:var(--muted);font-size:14px}

/* replay */
.cs-replay{position:sticky;top:88px}
.replay-card{background:var(--panel);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.4)}
.replay-body{height:440px;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:12px}
.replay-empty{margin:auto;text-align:center;color:var(--muted);font-family:var(--mono);font-size:13px;padding:0 20px}
.replay-controls{display:flex;gap:10px;padding:14px 16px;border-top:1px solid var(--line)}
.typing{align-self:flex-start;display:flex;gap:5px;padding:12px 16px;background:#1d2440;border-radius:16px}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:blink 1s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.25}40%{opacity:1}}
.caret{display:inline-block;width:2px;height:1em;background:var(--accent2);margin-left:2px;vertical-align:-2px;animation:blink 1s infinite}

/* ============ admin ============ */
.admin-body{background:var(--bg)}
.login-screen{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(700px 500px at 50% 0%,rgba(124,92,255,.18),transparent)}
.login-card{width:min(400px,100%);background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:36px;display:flex;flex-direction:column;gap:18px;box-shadow:0 30px 70px rgba(0,0,0,.5)}
.login-card h1{font-size:24px}
.fld{display:flex;flex-direction:column;gap:6px;font-size:13.5px;color:var(--muted)}
.fld input,.fld select,.fld textarea{background:#0d1122;border:1px solid var(--line);border-radius:10px;color:var(--text);font-family:var(--font-body);font-size:15px;padding:11px 13px}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:0;border-color:var(--accent)}
.err-msg{color:var(--danger);font-size:14px}
.admin-main{width:min(1080px,100%);margin:0 auto;padding:36px clamp(16px,4vw,40px) 90px;display:flex;flex-direction:column;gap:32px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.panel h2{font-size:21px;margin-bottom:6px}
.panel-sub{color:var(--muted);font-size:14.5px;margin-bottom:18px;max-width:70ch}
.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:12px}
.dropzone{display:flex;flex-direction:column;align-items:center;gap:6px;border:2px dashed var(--line);border-radius:var(--radius);padding:44px 20px;cursor:pointer;text-align:center;transition:border-color .2s,background .2s}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:rgba(124,92,255,.06)}
.dropzone span{color:var(--muted);font-size:13.5px}
.pipeline{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.pipe-step{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--line);border-radius:12px;padding:14px 16px;opacity:.45;transition:opacity .3s,border-color .3s}
.pipe-step.active{opacity:1;border-color:var(--accent)}
.pipe-step.done{opacity:1;border-color:rgba(45,212,191,.5)}
.pipe-step.errored{opacity:1;border-color:var(--danger)}
.pipe-step>div{flex:1}
.ps-ico{font-size:20px}
.ps-detail{display:block;color:var(--muted);font-size:13px;font-family:var(--mono)}
.ps-state{font-family:var(--mono);font-size:12px;color:var(--muted)}
.bar{height:6px;border-radius:6px;background:#0d1122;margin-top:8px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--grad);transition:width .3s;border-radius:6px}
.pipe-err{border:1px solid var(--danger);background:rgba(255,92,122,.08);border-radius:12px;padding:16px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.pipe-err p{flex:1;color:var(--danger);font-size:14px;min-width:200px}
.pipe-done{border:1px solid rgba(45,212,191,.5);background:rgba(45,212,191,.08);border-radius:12px;padding:16px;color:var(--accent2);font-size:14.5px}
.proj-list{display:flex;flex-direction:column;gap:10px}
.proj-row{display:flex;align-items:center;gap:14px;border:1px solid var(--line);border-radius:12px;padding:12px 16px;flex-wrap:wrap}
.proj-row:hover{border-color:var(--accent)}
.proj-row .pr-title{font-family:var(--font-head);font-weight:600}
.pr-badge{font-family:var(--mono);font-size:11px;border-radius:100px;padding:2px 10px;border:1px solid var(--line);color:var(--muted)}
.pr-badge.pub{border-color:var(--accent2);color:var(--accent2)}
.pr-badge.draft{border-color:#febc2e;color:#febc2e}
.pr-spacer{flex:1}
.editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fld-wide{grid-column:1/-1}
.shot-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.shot-row img{max-height:110px;border-radius:10px;border:1px solid var(--line)}
.msg-preview{max-height:200px;overflow-y:auto;background:#0d1122;border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:8px;font-size:13px}
.msg-preview .bubble{animation:none;max-width:92%;font-size:13px;padding:7px 12px}
.pub-toggle{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:12px;padding:14px;cursor:pointer}
.pub-toggle input{width:18px;height:18px;accent-color:var(--accent2)}
.editor-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.lead-row{border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:10px}
.lead-row .lr-email{font-family:var(--mono);color:var(--accent2);font-size:13.5px}
.lead-row p{color:var(--muted);font-size:14px;margin-top:4px}
.lead-row time{font-size:12px;color:var(--muted);font-family:var(--mono)}

/* responsive */
@media(max-width:900px){
  .hero-inner,.start-inner,.cs-body{grid-template-columns:1fr}
  .hero-chat{transform:none}
  .strip-inner{grid-template-columns:1fr}
  .cs-replay{position:static}
  .main-nav{display:none}
  .editor-grid{grid-template-columns:1fr}
  .hero{min-height:0}
  .hero-inner{padding:48px 20px}
}