/* Career Labs — web app design system (mirrors the iOS app) */
:root{
  --bg:#eef0f8; --bg2:#f6f7fc; --surface:#ffffff; --surface-muted:#f1f2f9;
  --text:#16181f; --text2:#5b6072; --text3:#9298ad; --line:#e6e8f2;
  --brand:#4b54e8; --brand2:#8c4dee; --brand-deep:#2a2fb0;
  --success:#1bb583; --warning:#e8911c; --danger:#e5484d; --teal:#0fb5c9;
  --radius:20px; --radius-sm:13px; --radius-pill:999px;
  --shadow:0 14px 40px rgba(28,32,80,.08); --shadow-lg:0 24px 60px rgba(28,32,80,.16);
  --grad:linear-gradient(120deg,#4b54e8,#8c4dee);
  --grad-hero:linear-gradient(140deg,#5660ff 0%,#8c4dee 60%,#b06bff 100%);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0a0b12; --bg2:#0f1018; --surface:#15172300; --surface:#161824; --surface-muted:#1e2030;
    --text:#eef0f8; --text2:#a3a8c0; --text3:#727892; --line:#262a3c;
    --shadow:0 16px 44px rgba(0,0,0,.45); --shadow-lg:0 24px 60px rgba(0,0,0,.55);
  }
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--text);
  background:radial-gradient(1100px 700px at 80% -10%, rgba(140,77,238,.10), transparent 60%), var(--bg);
  min-height:100vh; -webkit-font-smoothing:antialiased;
}
button,input,select,textarea{font:inherit}
a{color:var(--brand);text-decoration:none}
.hide{display:none!important}
.muted{color:var(--text2)}
.muted3{color:var(--text3)}
.center{text-align:center}
.row{display:flex;gap:10px;align-items:center}
.row.wrap{flex-wrap:wrap}
.spacer{flex:1}
.grid{display:grid;gap:14px}
.cards{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}

/* layout */
.app{display:flex;min-height:100vh}
.sidebar{width:248px;flex-shrink:0;padding:22px 16px;position:sticky;top:0;height:100vh;
  border-right:1px solid var(--line);display:flex;flex-direction:column;gap:6px;background:var(--bg2)}
.brand{display:flex;align-items:center;gap:11px;padding:6px 8px 18px}
.brand img{width:40px;height:40px;border-radius:11px;box-shadow:0 6px 18px rgba(75,84,232,.4)}
.brand b{font-size:18px;font-weight:800}
.navlink{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:13px;color:var(--text2);
  font-weight:600;cursor:pointer;border:1px solid transparent}
.navlink:hover{background:var(--surface-muted)}
.navlink.active{background:var(--surface);color:var(--text);border-color:var(--line);box-shadow:var(--shadow)}
.navlink .ic{width:22px;text-align:center;font-size:17px}
.main{flex:1;min-width:0;padding:30px clamp(16px,4vw,44px) 120px;max-width:980px;margin:0 auto;width:100%}

/* mobile bottom nav */
.tabbar{display:none}
@media (max-width:820px){
  .app{flex-direction:column}
  .sidebar{display:none}
  .main{padding:18px 16px 110px}
  .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;
    background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-top:1px solid var(--line);
    padding:8px 6px calc(8px + env(safe-area-inset-bottom));justify-content:space-around}
  @media (prefers-color-scheme: dark){ .tabbar{background:rgba(16,18,28,.92)} }
  .tabbar .tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--text3);
    font-size:11px;font-weight:700;padding:4px;cursor:pointer}
  .tabbar .tab.active{color:var(--brand)}
  .tabbar .tab .ic{font-size:20px}
}

/* headers */
.h-eyebrow{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--brand)}
h1.page{font-size:30px;font-weight:800;margin:4px 0 4px;letter-spacing:-.01em}
.page-sub{color:var(--text2);margin:0 0 22px}
h2.sec{font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--text2);margin:26px 2px 12px}

/* cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card.tight{padding:0;overflow:hidden}
.card.pad0{padding:0}
.hero{background:var(--grad-hero);border-radius:var(--radius);padding:24px;color:#fff;box-shadow:0 20px 50px rgba(108,77,238,.4);position:relative;overflow:hidden}
.hero h2{margin:0 0 6px;font-size:24px;font-weight:800}
.hero p{margin:0;opacity:.92}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;cursor:pointer;
  border:none;border-radius:14px;padding:13px 20px;background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(75,84,232,.34)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.5;cursor:default}
.btn.full{width:100%}
.btn.sm{padding:9px 15px;border-radius:11px;font-size:14px}
.btn.ghost{background:var(--surface-muted);color:var(--text);box-shadow:none;border:1px solid var(--line)}
.btn.danger{background:linear-gradient(120deg,#e5484d,#f0666a)}
.btn.subtle{background:transparent;color:var(--brand);box-shadow:none}

/* inputs */
label.fld{display:block;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--text2);margin:14px 0 6px}
input.in,select.in,textarea.in{width:100%;background:var(--surface-muted);border:1px solid var(--line);
  color:var(--text);border-radius:13px;padding:13px 14px}
input.in:focus,select.in:focus,textarea.in:focus{outline:none;border-color:var(--brand)}
textarea.in{resize:vertical;min-height:88px}

/* pills + chips */
.pill{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:800;padding:4px 11px;border-radius:var(--radius-pill)}
.pill.pro{background:rgba(27,181,131,.15);color:var(--success)}
.pill.free{background:var(--surface-muted);color:var(--text2);border:1px solid var(--line)}
.pill.brand{background:rgba(75,84,232,.13);color:var(--brand)}
.chip{display:inline-block;font-size:12px;font-weight:600;padding:5px 11px;border-radius:var(--radius-pill);
  background:var(--surface-muted);color:var(--text2);border:1px solid var(--line);margin:0 6px 6px 0}

/* list rows */
.list .row-item{display:flex;align-items:center;gap:14px;padding:15px 18px;border-bottom:1px solid var(--line);cursor:pointer;background:none;border-left:none;border-right:none;border-top:none;width:100%;text-align:left;color:inherit}
.list .row-item:last-child{border-bottom:none}
.list .row-item:hover{background:var(--surface-muted)}
.row-ic{width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:19px;flex-shrink:0;background:rgba(75,84,232,.12);color:var(--brand)}
.row-ic.mint{background:rgba(27,181,131,.14);color:var(--success)}
.row-ic.amber{background:rgba(232,145,28,.16);color:var(--warning)}
.row-main{flex:1;min-width:0}
.row-title{font-weight:700}
.row-detail{font-size:13.5px;color:var(--text2);overflow:hidden;text-overflow:ellipsis}
.chev{color:var(--text3);font-size:16px}

/* stats */
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px;text-align:center}
.stat .v{font-size:28px;font-weight:800}
.stat .k{font-size:12px;color:var(--text2);margin-top:2px}

/* progress */
.bar{height:8px;border-radius:99px;background:var(--surface-muted);overflow:hidden}
.bar>span{display:block;height:100%;background:var(--grad)}

/* feature hero cards (playground) */
.feature{display:block;width:100%;text-align:left;border:none;cursor:pointer;border-radius:var(--radius);padding:22px;color:#fff;box-shadow:var(--shadow-lg);position:relative;overflow:hidden;margin-bottom:14px}
.feature.mint{background:linear-gradient(140deg,#0f9d77,#16b083)}
.feature.indigo{background:linear-gradient(140deg,#4b54e8,#7d3fe0)}
.feature .eyebrow{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;opacity:.85}
.feature h3{font-size:26px;font-weight:800;margin:6px 0 8px}
.feature p{margin:0 0 14px;opacity:.92;max-width:34ch}
.feature .go{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.22);padding:9px 15px;border-radius:99px;font-weight:700;font-size:14px}
.feature .bigico{position:absolute;right:-10px;bottom:-14px;font-size:120px;opacity:.16}

/* modal / sheet */
.overlay{position:fixed;inset:0;background:rgba(10,12,24,.55);backdrop-filter:blur(4px);display:flex;align-items:flex-end;justify-content:center;z-index:50;padding:0}
@media (min-width:700px){ .overlay{align-items:center;padding:20px} }
.sheet{background:var(--surface);border:1px solid var(--line);width:100%;max-width:600px;max-height:92vh;overflow:auto;
  border-radius:24px 24px 0 0;padding:24px;box-shadow:var(--shadow-lg)}
@media (min-width:700px){ .sheet{border-radius:24px} }
.sheet-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.sheet-head h2{margin:0;font-size:22px;font-weight:800}
.x{background:var(--surface-muted);border:none;width:34px;height:34px;border-radius:50%;cursor:pointer;color:var(--text2);font-size:16px}

/* chat (coach) */
.bubble{padding:11px 14px;border-radius:16px;margin:6px 0;max-width:85%;font-size:14.5px;line-height:1.5}
.bubble.user{background:var(--grad);color:#fff;margin-left:auto;border-bottom-right-radius:5px}
.bubble.ai{background:var(--surface-muted);color:var(--text);border-bottom-left-radius:5px}

/* misc */
.toast{position:fixed;left:50%;bottom:84px;transform:translateX(-50%);background:var(--text);color:var(--bg);
  padding:12px 18px;border-radius:13px;z-index:80;opacity:0;transition:opacity .25s;max-width:90%;font-weight:600;box-shadow:var(--shadow-lg)}
.toast.show{opacity:1}
.toast.err{background:var(--danger);color:#fff}
.spinner{width:30px;height:30px;border:3px solid var(--line);border-top-color:var(--brand);border-radius:50%;animation:spin .8s linear infinite;margin:30px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-screen{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:var(--bg);z-index:90}
.empty{text-align:center;padding:40px 20px;color:var(--text2)}
.empty .big{font-size:46px;margin-bottom:10px}
.banner{display:flex;gap:12px;align-items:center;background:rgba(75,84,232,.10);border:1px solid rgba(75,84,232,.25);
  border-radius:14px;padding:13px 16px;margin-bottom:16px;color:var(--text)}
.skel{background:linear-gradient(90deg,var(--surface-muted),var(--line),var(--surface-muted));background-size:200% 100%;animation:sh 1.3s infinite;border-radius:10px}
@keyframes sh{to{background-position:-200% 0}}