/* Achievement Hunter - GitHub-dark theme */
:root {
  --bg: #0d1117;
  --card: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --dim: #8b949e;
  --accent: #2f81f7;
  --gold: #e3b341;
  --green: #3fb950;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--bg); color: var(--text); font-family: var(--font); font-size: 14px; line-height: 1.5; min-height: 100vh; }
#app { max-width: 760px; margin: 0 auto; padding: 36px 16px 50px; }

header { text-align: center; margin-bottom: 22px; }
h1 { font-size: 27px; font-weight: 800; letter-spacing: -0.5px; }
.sub { color: var(--dim); margin: 6px 0 18px; }
#form { display: flex; align-items: center; gap: 0; max-width: 420px; margin: 0 auto; background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 4px 4px 4px 12px; }
#form:focus-within { border-color: var(--accent); }
.at { color: var(--dim); font-size: 16px; }
#user { flex: 1; background: none; border: none; color: var(--text); font-size: 15px; padding: 9px 8px; outline: none; }
#form button { background: var(--accent); color: #fff; border: none; border-radius: 7px; padding: 9px 18px; font-size: 14px; font-weight: 600; cursor: pointer; }
#form button:hover { background: #4c8eff; }
#form button:disabled { opacity: 0.5; cursor: default; }
.msg { color: var(--dim); font-size: 13px; margin-top: 10px; min-height: 18px; }
.msg.err { color: #f85149; }

.who { display: flex; align-items: center; gap: 14px; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 14px 18px; margin-bottom: 18px; }
.who.hidden { display: none; }
.who img { width: 52px; height: 52px; border-radius: 50%; }
#wholink { font-size: 18px; font-weight: 700; color: var(--text); text-decoration: none; }
#wholink:hover { color: var(--accent); }
.score { color: var(--dim); font-size: 13px; margin-top: 2px; }

.list { display: flex; flex-direction: column; gap: 10px; }
.ach { display: flex; gap: 14px; background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; align-items: flex-start; }
.ach.earned { border-color: rgba(63,185,80,0.4); background: linear-gradient(0deg, rgba(63,185,80,0.06), rgba(63,185,80,0.06)), var(--card); }
.ach .badge { width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; background: #21262d; border: 1px solid var(--border); }
.ach.earned .badge { background: rgba(63,185,80,0.15); border-color: rgba(63,185,80,0.5); }
.ach .body { flex: 1; }
.ach .name { font-size: 15px; font-weight: 700; display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.tag { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; padding: 2px 8px; border-radius: 20px; }
.tag.got { color: var(--green); background: rgba(63,185,80,0.15); }
.tag.todo { color: var(--gold); background: rgba(227,179,65,0.13); }
.tag.retired { color: var(--dim); background: #21262d; }
.ach .how { color: var(--dim); font-size: 13px; margin-top: 5px; }
.ach .tiers { color: #6e7681; font-size: 11px; margin-top: 4px; }
.ach .how b { color: var(--text); font-weight: 600; }

footer { margin-top: 26px; text-align: center; color: var(--dim); font-size: 12px; }
footer a { color: var(--accent); text-decoration: none; }