:root {
  --bg: #0F0F1A;
  --bg-card: #1A1A2E;
  --text: #E0E0F0;
  --text-sec: #9090B0;
  --text-muted: #505070;
  --purple: #6C5CE7;
  --teal: #00CEC9;
  --gold: #FFEAA7;
  --red: #FF6B6B;
  --border: rgba(108,92,231,0.06);
  --radius: 12px;
  --font: 'Inter',system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh}

.header{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;background:var(--bg-card);border-bottom:1px solid var(--border)}
.header h1{font-size:.88rem;font-weight:700;color:var(--purple)}
.header-right{display:flex;gap:4px}

.btn{padding:4px 10px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--text-sec);font-family:var(--font);font-size:.68rem;cursor:pointer;transition:.2s}
.btn:hover{border-color:var(--purple);color:var(--purple)}
.btn.primary{background:var(--purple);color:#fff;border:none;font-weight:600}

.app{max-width:700px;margin:0 auto;padding:12px}

/* Scenarios */
.picker h2{font-size:.72rem;color:var(--text-muted);text-transform:uppercase;margin-bottom:8px}
.scenarios-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:6px}
.scenario-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:12px;cursor:pointer;transition:.2s}
.scenario-card:hover{border-color:var(--purple);transform:translateY(-1px)}
.scenario-card .s-emoji{font-size:1.6rem;margin-bottom:4px}
.scenario-card .s-title{font-size:.78rem;font-weight:600;margin-bottom:2px}
.scenario-card .s-desc{font-size:.62rem;color:var(--text-sec)}
.scenario-card .s-diff{font-size:.56rem;padding:1px 5px;border-radius:3px;margin-top:4px;display:inline-block}
.diff-easy{background:rgba(0,206,201,.1);color:var(--teal)}
.diff-medium{background:rgba(255,234,167,.1);color:var(--gold)}
.diff-hard{background:rgba(255,107,107,.1);color:var(--red)}

/* Dialogue */
.dialogue{display:flex;flex-direction:column;height:calc(100vh - 80px)}
.dialogue-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.scenario-title{font-size:.72rem;font-weight:600;color:var(--purple)}
.score-display{font-size:.66rem;color:var(--gold);font-weight:600}

.chat-area{flex:1;overflow-y:auto;padding:6px;display:flex;flex-direction:column;gap:6px}
.msg{max-width:80%;padding:8px 12px;border-radius:var(--radius);font-size:.74rem;line-height:1.5;animation:msgIn .3s ease}
.msg-recruiter{background:var(--bg-card);border:1px solid var(--border);align-self:flex-start}
.msg-you{background:rgba(108,92,231,.15);border:1px solid rgba(108,92,231,.2);align-self:flex-end}
.msg-name{font-size:.56rem;color:var(--text-muted);margin-bottom:2px}

.choices{display:flex;flex-direction:column;gap:4px;padding:6px 0}
.choice-btn{padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg-card);color:var(--text);font-family:var(--font);font-size:.72rem;text-align:left;cursor:pointer;transition:.2s}
.choice-btn:hover{border-color:var(--purple);background:rgba(108,92,231,.06)}
.choice-risk{font-size:.54rem;color:var(--text-muted);margin-top:2px}

/* Result */
.result{text-align:center;padding:30px 16px}
.result h2{font-size:1.1rem;color:var(--gold);margin-bottom:6px}
.result .final-score{font-size:2rem;font-weight:800;color:var(--purple);margin:8px 0}
.result .feedback{font-size:.74rem;color:var(--text-sec);max-width:400px;margin:0 auto 12px}

/* Calculator */
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:14px;margin-bottom:8px}
.card h2{font-size:.66rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:8px}
.form-group{display:flex;flex-direction:column;gap:2px}
.form-group label{font-size:.58rem;color:var(--text-sec)}
.input{width:100%;padding:5px 8px;border:1px solid var(--border);border-radius:6px;background:rgba(255,255,255,.02);color:var(--text);font-family:var(--font);font-size:.74rem}
.input:focus{outline:none;border-color:var(--purple)}
.comp-result{font-size:.78rem;color:var(--teal);margin:6px 0}

/* Decoder */
.decode-item{padding:8px 0;border-bottom:1px solid var(--border)}
.decode-item:last-child{border:none}
.decode-phrase{font-size:.74rem;font-weight:600;color:var(--gold)}
.decode-meaning{font-size:.68rem;color:var(--text-sec);margin-top:2px}

@keyframes msgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media(max-width:480px){.calc-grid{grid-template-columns:1fr}.scenarios-grid{grid-template-columns:1fr}}