:root{
  --bg:#f7f6fb;
  --card:#ffffff;
  --ink:#2a2a35;
  --muted:#77768d;
  --accent:#b7e4f9;
  --accent-2:#ffdce5;
  --accent-3:#d9f2e6;
  --accent-4:#f7e6ff;
  --good:#4cc9a6;
  --bad:#ff6b6b;
  --shadow: 0 10px 30px rgba(43,22,77,.08);
}

*{ box-sizing:border-box }
html,body{ height:100% }
body{
  margin:0;
  font-family: 'Quicksand', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--ink);
  background: radial-gradient(1200px 800px at 10% 10%, var(--accent-3) 0%, transparent 40%),
              radial-gradient(900px 700px at 90% 0%, var(--accent-4) 0%, transparent 35%),
              radial-gradient(1000px 700px at 100% 100%, var(--accent-2) 0%, transparent 40%),
              var(--bg);
}

/* Dark theme */
body.dark{
  --bg:#0f1220;
  --card:#15192c;
  --ink:#e7e9f4;
  --muted:#a0a3b8;
  --accent:#2449a3;
  --accent-2:#8f2d5c;
  --accent-3:#1b2a5a;
  --accent-4:#2a1e3f;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

body.dark .btn.ghost{ background:#232842 }
body.dark .btn.ghost:hover{ background:#2a3050 }
body.dark .timer-bar{ background:#232842; box-shadow: inset 0 1px 0 rgba(0,0,0,.24) }
body.dark .font-sample{ background:#101425; color:#e7e9f4 }
body.dark .avatar{ background:#ffffff10 }
body.dark .chip{ background:#1e233a; color:#cfd3ea; border-color:#00000040 }
body.dark .option{ box-shadow: 0 14px 32px rgba(0,0,0,.35) }
body.dark .feedback{ background:#14182b; color:#e7e9f4 }

#app{ width:min(1080px, 96%); margin: 24px auto 64px; }

.screen{ display:none; animation: fade .35s ease forwards }
.screen.active{ display:block }
@keyframes fade{ from{ opacity:0; transform: translateY(4px) } to{ opacity:1; transform:none } }

.card{
  background: var(--card);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 20px 22px;
}

h1{ font-size: clamp(32px, 4vw, 56px); letter-spacing:.5px; margin: 6px 0 10px }
.tagline{ color:var(--muted); margin:0 0 16px; font-size: 18px }
.feature-list{ color:var(--muted); margin:0 0 22px; padding-left: 18px }

.btn{
  border:0; padding:12px 18px; border-radius: 14px; font-weight:700;
  cursor:pointer; transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
}
.btn.primary{ background: linear-gradient(135deg, var(--accent-3), var(--accent)); box-shadow: 0 8px 18px rgba(122, 187, 200, .35) }
.btn.primary:hover{ transform: translateY(-1px) }
.btn.primary:active{ transform: translateY(0) scale(.98) }
.btn.ghost{ background: #f1f2f7 }
.btn.ghost:hover{ background: #e9eaf3 }

.intro, .outro{ text-align:center; padding: 28px 28px 34px }
.final-score{ font-size: 48px; font-weight: 800; margin: 8px 0 18px }

/* HUD */
.hud{ display:flex; align-items:center; justify-content: space-between; gap: 16px; margin: 10px 0 16px }
.score{ font-weight:700 }
.timer{ display:flex; align-items:center; gap: 12px }
.timer-bar{ width: 220px; height: 12px; background:#ececf4; border-radius: 10px; overflow:hidden; box-shadow: inset 0 1px 0 rgba(0,0,0,.04) }
.timer-bar span{ display:block; height:100%; width:100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width .2s linear }
.timer-text{ min-width: 36px; text-align:right; color:var(--muted); font-variant-numeric: tabular-nums }

/* Brief */
.brief{ margin: 12px 0 20px }
.client{ display:flex; align-items:center; gap: 12px }
.avatar{ width:40px; height:40px; display:grid; place-items:center; background: #fff6; border-radius: 12px; box-shadow: var(--shadow) }
.client-name{ font-weight:700; font-size: 14px; color: var(--muted) }
.brief-text{ font-size: clamp(16px, 2.2vw, 20px); font-weight:700 }
.hints{ display:flex; flex-wrap:wrap; gap:8px; margin-top:8px }
.chip{ display:inline-flex; align-items:center; gap:6px; padding:6px 10px; border-radius:999px; font-size:12px; color:#334; background:#f2f4f8; border:1px solid #00000010 }

/* Options */
.options{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px }
.option{
  position: relative; isolation:isolate;
  padding: 16px; border-radius: 18px; background: var(--card); box-shadow: var(--shadow);
  cursor: pointer; transition: transform .18s ease, box-shadow .22s ease;
}
.option:hover{ transform: translateY(-4px); box-shadow: 0 14px 32px rgba(43,22,77,.12) }
.option.selected{ outline: 3px solid var(--accent) }
.option .row{ display:flex; align-items:center; justify-content:space-between; gap: 12px }
.swatches{ display:flex; gap:6px }
.swatch{ width:26px; height:22px; border-radius: 8px; border: 1px solid #00000010 }
.font-sample{ flex:1; background:#f6f7fb; padding: 10px 12px; border-radius: 10px; color:#333; font-size: 14px; overflow:hidden; white-space:nowrap; text-overflow:ellipsis }
.icon{ font-size: 26px }
.match-badge{ position:absolute; top:10px; right:10px; background:#fff; border:2px solid #00000020; color:#333; font-size:12px; padding:4px 8px; border-radius:999px; box-shadow: var(--shadow) }

/* Feedback bubble */
.feedback{ position: fixed; left:50%; top: 100px; translate: -50% 0; background: #fff; border-radius: 999px; padding: 10px 16px; box-shadow: var(--shadow); opacity:0; pointer-events:none; transform: translateY(-6px); transition: opacity .25s ease, transform .25s ease }
.feedback.show{ opacity:1; transform: translateY(0) }
.feedback.good{ border: 2px solid var(--good) }
.feedback.bad{ border: 2px solid var(--bad) }

/* Responsive */
@media (max-width: 900px){
  .options{ grid-template-columns: 1fr; }
}