:root{
  --bg:#140f1c; --panel:#1f1729; --panel2:#2a2036; --line:#3a2e4a;
  --text:#f6eefc; --muted:#b5a6c6; --accent:#ff5c8a; --accent2:#ffb36b;
  --radius:22px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
body{min-height:100vh;min-height:100dvh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
.app{max-width:520px;margin:0 auto;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}
header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;position:sticky;top:0;background:rgba(20,15,28,.92);backdrop-filter:blur(10px);z-index:5}
.logo{font-family:Fraunces,serif;font-weight:700;font-size:26px;letter-spacing:-.5px;background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent;cursor:pointer}
nav{display:flex;gap:6px}
.pill{border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:999px;padding:8px 13px;font:500 14px Inter,sans-serif;cursor:pointer;position:relative}
.pill.on{background:var(--text);color:var(--bg);border-color:var(--text)}
.badge{background:var(--accent);color:#fff;border-radius:999px;font-size:11px;font-weight:700;padding:1px 6px;margin-left:2px}
main{flex:1;padding:0 18px 28px;display:flex;flex-direction:column}
h1{font-family:Fraunces,serif;font-weight:500;font-size:32px;line-height:1.1;margin:14px 0 8px}
h2{font-family:Fraunces,serif;font-weight:500;font-size:21px;margin:24px 0 10px}
p.sub{color:var(--muted);margin:0 0 18px;line-height:1.5}
label.f{display:block;color:var(--muted);font-size:13px;margin:14px 0 6px}
textarea,input[type=text],input[type=number]{width:100%;background:var(--panel);border:1px solid var(--line);border-radius:16px;color:var(--text);font:16px/1.5 Inter,sans-serif;padding:13px 16px;outline:none;resize:none;-webkit-appearance:none}
textarea:focus,input:focus{border-color:var(--accent)}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg button{flex:1;min-width:80px;border:1px solid var(--line);background:var(--panel);color:var(--text);border-radius:14px;padding:12px 8px;font:500 15px Inter,sans-serif;cursor:pointer}
.seg button.on{border-color:var(--accent);background:rgba(255,92,138,.16)}
.check{display:flex;gap:10px;align-items:flex-start;margin:18px 0 4px;color:var(--muted);font-size:14px;line-height:1.4}
.check input{width:20px;height:20px;accent-color:var(--accent);flex:none;margin-top:1px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:15px 22px;font:600 16px Inter,sans-serif;cursor:pointer;color:#fff;background:linear-gradient(90deg,var(--accent),#ff7a6b);width:100%;text-decoration:none}
.btn:disabled{opacity:.5;cursor:default}
.btn.ghost{background:var(--panel);border:1px solid var(--line);color:var(--text)}
.btn.danger{background:none;border:1px solid #6b2a3a;color:#ff8fa3}
.row{display:flex;gap:10px;margin-top:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 4px}
.chip{background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:7px 12px;font-size:13px;color:var(--muted);cursor:pointer}
.err{color:#ff8fa3;font-size:14px;margin-top:10px;min-height:1em}
.note{color:var(--muted);font-size:12px;text-align:center;margin-top:18px;line-height:1.5}
.back{background:none;border:0;color:var(--muted);font:500 15px Inter,sans-serif;padding:8px 0;cursor:pointer;text-align:left;align-self:flex-start}
.spin{width:18px;height:18px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:rot .8s linear infinite;display:inline-block}
@keyframes rot{to{transform:rotate(360deg)}}
.empty{color:var(--muted);text-align:center;padding:40px 10px;line-height:1.6}

/* welcome */
.hero{flex:1;display:flex;flex-direction:column;justify-content:center;padding:20px 0}
.hero h1{font-size:44px}
.steps{display:grid;gap:10px;margin:22px 0}
.step{display:flex;gap:12px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:14px}
.step b{font-size:22px}

/* a profile, styled by its own AI-designed theme */
.prof{--p1:#ff5c8a;--p2:#6b5cff;--pa:#ffb36b;--pf:Fraunces,serif;border-radius:28px;overflow:hidden;background:linear-gradient(170deg,color-mix(in srgb,var(--p1) 22%,var(--bg)),var(--bg) 70%);border:1px solid color-mix(in srgb,var(--p1) 35%,var(--line));padding-bottom:6px}
.prof .hero2{position:relative;aspect-ratio:4/5;background:radial-gradient(circle at 30% 20%,var(--p2),transparent 60%),linear-gradient(160deg,var(--p1),var(--p2));display:flex;align-items:center;justify-content:center;overflow:hidden}
.prof .hero2 img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.prof .hero2 .em{font-size:120px;filter:drop-shadow(0 8px 24px rgba(0,0,0,.35))}
.prof .hero2 .shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(10,6,16,.85))}
.prof .cap{position:absolute;left:20px;right:20px;bottom:18px}
.prof .nm{font-family:var(--pf);font-weight:700;font-size:32px;line-height:1.05}
.prof .tg{color:#f3e9fb;font-size:15px;margin-top:6px;line-height:1.4}
.prof .body{padding:4px 14px}
.prof .card{background:color-mix(in srgb,var(--p1) 9%,var(--panel));border:1px solid color-mix(in srgb,var(--p1) 20%,var(--line));border-radius:20px;padding:16px 18px;margin-top:12px}
.prof .q{color:var(--pa);font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:6px;font-weight:600}
.prof .a{font-family:var(--pf);font-size:20px;line-height:1.35}
.prof .bio{line-height:1.6;color:#ece2f5}
.prof .facts{display:flex;flex-wrap:wrap;gap:8px}
.prof .fact{background:color-mix(in srgb,var(--p2) 22%,var(--panel2));border-radius:999px;padding:6px 12px;font-size:13px}
/* layout: bold — big type header, round photo */
.prof.bold .hero2{aspect-ratio:auto;min-height:340px;flex-direction:column;justify-content:flex-end;align-items:flex-start;padding:24px 20px}
.prof.bold .hero2 .ph{width:120px;height:120px;border-radius:50%;overflow:hidden;border:4px solid rgba(255,255,255,.85);margin-bottom:auto;display:flex;align-items:center;justify-content:center;font-size:64px;background:rgba(255,255,255,.15);position:relative}
.prof.bold .hero2 .ph img{position:static}
.prof.bold .hero2 .shade{display:none}
.prof.bold .cap{position:static;margin-top:28px}
.prof.bold .nm{font-size:46px}
/* layout: minimal — quiet card, thin accent line */
.prof.minimal{background:var(--panel);border-color:var(--line)}
.prof.minimal .hero2{aspect-ratio:1/1;margin:14px;border-radius:20px}
.prof.minimal .hero2 .shade{display:none}
.prof.minimal .cap{position:static;padding:0 18px}
.prof.minimal .card{background:none;border:0;border-left:3px solid var(--pa);border-radius:0;padding:4px 0 4px 14px;margin:18px 4px}
.prof.font-sans{--pf:Inter,sans-serif}
.prof.font-rounded{--pf:Nunito,sans-serif}
.prof.font-mono{--pf:"Space Mono",monospace}

/* discover grid */
.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tile{position:relative;aspect-ratio:4/5;border-radius:20px;overflow:hidden;cursor:pointer;display:flex;align-items:center;justify-content:center}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.tile .em{font-size:60px}
.tile .shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(10,6,16,.88))}
.tile .cap{position:absolute;left:12px;right:12px;bottom:10px}
.tile .nm{font-weight:700;font-size:18px}
.tile .tg{font-size:12px;color:#eadff3;margin-top:3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tile .on{position:absolute;top:10px;left:10px;background:rgba(0,0,0,.45);border-radius:999px;padding:3px 8px;font-size:11px;display:flex;align-items:center;gap:5px}
.dot{width:7px;height:7px;border-radius:50%;background:#46e08a}

/* chat */
.chathead{display:flex;align-items:center;gap:12px;padding:6px 0 12px;border-bottom:1px solid var(--line)}
.chathead .who{flex:1;cursor:pointer;display:flex;gap:12px;align-items:center;min-width:0}
.mini{width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;flex:none;overflow:hidden}
.mini img{width:100%;height:100%;object-fit:cover}
.st{color:var(--muted);font-size:13px}
.menu{position:relative}
.menu .dots{background:none;border:0;color:var(--text);font-size:22px;padding:6px 10px;cursor:pointer}
.menu .pop{position:absolute;right:0;top:40px;background:var(--panel2);border:1px solid var(--line);border-radius:14px;overflow:hidden;z-index:4;min-width:170px}
.menu .pop button{display:block;width:100%;text-align:left;background:none;border:0;color:var(--text);padding:12px 16px;font:15px Inter,sans-serif;cursor:pointer}
.menu .pop button:hover{background:var(--panel)}
.msgs{flex:1;padding:14px 0;display:flex;flex-direction:column;gap:6px}
.msg{max-width:80%;padding:10px 14px;border-radius:20px;line-height:1.45;white-space:pre-wrap;word-wrap:break-word}
.msg.them{background:var(--panel2);align-self:flex-start;border-bottom-left-radius:6px}
.msg.me{background:linear-gradient(90deg,var(--accent),#ff7a6b);align-self:flex-end;border-bottom-right-radius:6px}
.seen{align-self:flex-end;color:var(--muted);font-size:12px}
.composer{display:flex;gap:8px;position:sticky;bottom:0;background:var(--bg);padding:10px 0 calc(6px + env(safe-area-inset-bottom))}
.composer input{flex:1;border-radius:999px}
.composer .btn{width:auto;padding:12px 18px}
.list .item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);cursor:pointer}
.list .item .txt{min-width:0;flex:1}
.list .prev{color:var(--muted);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list .item.unread .prev{color:var(--text);font-weight:600}

/* sheet */
.sheet{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:flex-end;justify-content:center;z-index:10}
.sheet .box{background:var(--panel);border-radius:24px 24px 0 0;padding:22px 18px calc(22px + env(safe-area-inset-bottom));width:100%;max-width:520px}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--text);color:var(--bg);padding:10px 18px;border-radius:999px;font-weight:600;font-size:14px;z-index:20}