/* ── R.U.R. — dark industrial CTF theme ── */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;600&family=Playfair+Display:ital,wght@0,700;1,400&display=swap');

:root {
  --bg:        #0c0e0f;
  --surface:   #141819;
  --border:    #2a3033;
  --amber:     #d4a24e;
  --amber-dim: #9a7534;
  --green:     #4ae08a;
  --green-dim: #1b5e35;
  --red:       #e05454;
  --text:      #c8cdd0;
  --text-dim:  #6b7780;
  --mono:      'IBM Plex Mono', monospace;
  --serif:     'Playfair Display', Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ── scanline overlay ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,.06) 2px,
    rgba(0,0,0,.06) 4px
  );
  z-index: 9999;
}

/* ── top banner ── */
.banner {
  text-align: center;
  padding: 32px 20px 18px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #111415 0%, var(--bg) 100%);
}
.banner .event {
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}
.banner h1 {
  font-family: var(--serif);
  font-size: clamp(28px, 5vw, 48px);
  color: var(--amber);
  margin: 0;
  line-height: 1.1;
}
.banner h1 span {
  color: var(--text-dim);
  font-weight: 400;
  font-style: italic;
}
.banner .subtitle {
  color: var(--amber-dim);
  font-size: 13px;
  margin-top: 6px;
  letter-spacing: 1px;
}

/* ── main card ── */
.card {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 24px 40px;
}

/* ── story block ── */
.story-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--amber-dim);
  border-radius: 4px;
  padding: 20px 22px;
  margin-bottom: 28px;
}
.story-block .label {
  font-size: 10px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--amber-dim);
  margin-bottom: 10px;
}
.story-block p {
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  color: #a0a8ad;
  line-height: 1.75;
}

/* ── instructions ── */
.instructions {
  color: var(--text-dim);
  font-size: 13px;
  margin-bottom: 20px;
  line-height: 1.7;
}
.instructions strong {
  color: var(--amber);
}

/* ── form ── */
.entry-row {
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.entry-row .row-num {
  font-size: 11px;
  color: var(--text-dim);
  width: 24px;
  text-align: right;
  flex-shrink: 0;
}
input[name="entries"] {
  flex: 1;
  padding: 10px 14px;
  font-family: var(--mono);
  font-size: 14px;
  background: var(--surface);
  color: var(--green);
  border: 1px solid var(--border);
  border-radius: 4px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
input[name="entries"]::placeholder {
  color: var(--text-dim);
  font-style: italic;
}
input[name="entries"]:focus {
  border-color: var(--amber-dim);
  box-shadow: 0 0 0 2px rgba(212,162,78,.12);
}

/* ── buttons ── */
.controls {
  margin-top: 16px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
button {
  font-family: var(--mono);
  font-size: 13px;
  padding: 10px 18px;
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  transition: all .15s;
}
button:active { transform: scale(.97); }

#addBtn {
  background: transparent;
  color: var(--text-dim);
  border-color: var(--border);
}
#addBtn:hover {
  color: var(--text);
  border-color: var(--text-dim);
}

#removeBtn {
  background: transparent;
  color: var(--red);
  border-color: #3a2020;
}
#removeBtn:hover {
  border-color: var(--red);
}

#submitBtn {
  background: var(--amber);
  color: #0c0e0f;
  border-color: var(--amber);
  font-weight: 600;
  letter-spacing: .5px;
}
#submitBtn:hover {
  background: #e2b35c;
}

/* ── counter badge ── */
.counter {
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 10px;
}
.counter span {
  color: var(--amber);
}

/* ── footer ── */
.footer {
  text-align: center;
  padding: 18px;
  font-size: 11px;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  margin-top: 40px;
  letter-spacing: 1px;
}

/* ───────── result page ───────── */
.result-card {
  max-width: 620px;
  margin: 60px auto;
  padding: 36px 28px;
  text-align: center;
}

/* success */
.result-success .result-heading {
  font-family: var(--serif);
  font-size: 32px;
  color: var(--green);
  margin: 0 0 20px;
}
.flag-box {
  display: inline-block;
  background: #0d1f14;
  border: 1px dashed var(--green-dim);
  border-radius: 6px;
  padding: 18px 32px;
  margin: 10px 0 20px;
}
.flag-box code {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 600;
  color: var(--green);
  letter-spacing: 1px;
}
.celebrate {
  color: #6b7780;
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
}

/* failure / incomplete */
.result-fail .result-heading {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--red);
  margin: 0 0 16px;
}
.result-fail .message {
  color: var(--text-dim);
  line-height: 1.7;
}

.back-link {
  display: inline-block;
  margin-top: 28px;
  font-size: 13px;
  color: var(--amber-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color .2s;
}
.back-link:hover {
  color: var(--amber);
}

/* ── responsive ── */
@media (max-width: 520px) {
  .card, .result-card { padding: 18px 14px; }
  .controls { flex-direction: column; }
  button { width: 100%; }
}