:root {
  --bg: #08111d;
  --panel: #101c2e;
  --panel-alt: #15243a;
  --line: #29445f;
  --text: #e8eef7;
  --muted: #9db0c4;
  --accent: #52c2ff;
  --accent-2: #f2b766;
  --good: #34d48b;
  --bad: #ff7361;
  --warn: #ffd166;
  --identify: #5da8ff;
  --protect: #37d68a;
  --detect: #f4b860;
  --respond: #ff8668;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(82,194,255,.18), transparent 25%),
    linear-gradient(180deg, #07111c 0%, #091523 100%);
  color: var(--text);
}
a { color: var(--accent); }
button, input, select { font: inherit; }
button {
  border: none;
  border-radius: 14px;
  padding: 12px 16px;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, #2791ff, #1766d7);
  color: white;
}
button.secondary { background: linear-gradient(135deg, #465c74, #2f4054); }
button.success { background: linear-gradient(135deg, #1ba469, #15764c); }
button.danger, .remove-player-button {
  background: linear-gradient(135deg, #d86156, #ab2e2e);
}
button:disabled { opacity: .5; cursor: not-allowed; }
input, select {
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #0a1522;
  color: var(--text);
  padding: 12px 14px;
}
textarea {
  width: 100%;
  min-height: 110px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #0a1522;
  color: var(--text);
  padding: 12px 14px;
  resize: vertical;
  font: inherit;
}
.app-shell { max-width: 1400px; margin: 0 auto; padding: 20px; }
.hero, .panel, .card {
  background: linear-gradient(180deg, rgba(16,28,46,.95), rgba(10,18,30,.95));
  border: 1px solid rgba(157,176,196,.14);
  border-radius: 24px;
  box-shadow: 0 20px 50px rgba(0,0,0,.22);
}
.hero {
  padding: 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}
.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: .76rem;
  font-weight: 700;
}
.hero h1, .panel h2, .panel h3 { margin: 8px 0; }
.muted { color: var(--muted); }
.landing-actions, .stack, .controls, .row, .join-form { display: flex; gap: 12px; flex-wrap: wrap; }
.layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; }
.panel { padding: 18px; }
.panel + .panel { margin-top: 18px; }
.room-panel {
  margin-bottom: 18px;
}
.room-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
}
.deckbuild-sticky {
  position: sticky;
  top: 12px;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  margin: -4px -4px 8px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(21,36,58,.96), rgba(12,22,37,.96));
  border: 1px solid rgba(157,176,196,.16);
  box-shadow: 0 14px 30px rgba(0,0,0,.2);
}
.deckbuild-budget strong {
  display: block;
  font-size: 1.6rem;
  margin-top: 4px;
}
.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.stat {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(157,176,196,.12);
}
.stat .value { display: block; font-size: 1.5rem; font-weight: 800; margin-top: 4px; }
.players, .leaderboard { display: grid; gap: 10px; }
.player-row, .inject-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid rgba(157,176,196,.12);
  border-radius: 16px;
  padding: 12px 14px;
  background: rgba(0,0,0,.14);
}
.player-name-button {
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text);
  box-shadow: none;
  font-weight: 800;
  text-align: left;
}
.player-name-button.active {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.player-name-button:hover {
  transform: none;
  color: var(--accent);
}
.remove-player-button {
  padding: 8px 12px;
  border-radius: 10px;
  font-size: .82rem;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  font-size: .8rem;
}
.badge.good { color: var(--good); }
.badge.bad { color: var(--bad); }
.badge.warn { color: var(--warn); }
.controls-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.category {
  border: 1px solid rgba(157,176,196,.12);
  border-radius: 20px;
  padding: 14px;
  background: rgba(8,16,28,.55);
  position: relative;
  overflow: hidden;
}
.category::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--category-color, var(--accent));
}
.category h3 { margin: 6px 0 10px; }
.control-card {
  border: 1px solid rgba(157,176,196,.12);
  border-radius: 16px;
  padding: 12px;
  margin-top: 10px;
  background: rgba(255,255,255,.03);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.02);
}
.control-card.selected {
  border-color: rgba(52,212,139,.5);
  box-shadow: inset 0 0 0 1px rgba(52,212,139,.22);
}
.control-card button { width: 100%; margin-top: 10px; }
.category-identify { --category-color: var(--identify); }
.category-protect { --category-color: var(--protect); }
.category-detect { --category-color: var(--detect); }
.category-respond { --category-color: var(--respond); }
.control-card.category-identify {
  border-color: rgba(93,168,255,.22);
  background: linear-gradient(180deg, rgba(93,168,255,.10), rgba(255,255,255,.03));
}
.control-card.category-protect {
  border-color: rgba(55,214,138,.22);
  background: linear-gradient(180deg, rgba(55,214,138,.10), rgba(255,255,255,.03));
}
.control-card.category-detect {
  border-color: rgba(244,184,96,.22);
  background: linear-gradient(180deg, rgba(244,184,96,.10), rgba(255,255,255,.03));
}
.control-card.category-respond {
  border-color: rgba(255,134,104,.22);
  background: linear-gradient(180deg, rgba(255,134,104,.10), rgba(255,255,255,.03));
}
.category-badge-identify {
  background: rgba(93,168,255,.14);
  color: var(--identify);
}
.category-badge-protect {
  background: rgba(55,214,138,.14);
  color: var(--protect);
}
.category-badge-detect {
  background: rgba(244,184,96,.14);
  color: var(--detect);
}
.category-badge-respond {
  background: rgba(255,134,104,.14);
  color: var(--respond);
}
.category-button-identify {
  background: linear-gradient(135deg, #4b95ff, #2b66e0);
}
.category-button-protect {
  background: linear-gradient(135deg, #25bb74, #148857);
}
.category-button-detect {
  background: linear-gradient(135deg, #e9ab46, #b97b1c);
}
.category-button-respond {
  background: linear-gradient(135deg, #ff8668, #d4563b);
}
.inject-impact {
  border: 1px solid rgba(157,176,196,.1);
  border-radius: 14px;
  padding: 10px 12px;
  margin-top: 10px;
}
.inject-impact.good { border-color: rgba(52,212,139,.35); }
.inject-impact.bad { border-color: rgba(255,115,97,.35); }
.report-form, .report-card {
  margin-top: 14px;
  padding: 14px;
  border-radius: 18px;
  border: 1px solid rgba(157,176,196,.14);
  background: rgba(255,255,255,.03);
}
.report-checkboxes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0;
}
.report-check {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}
.report-check input, select {
  width: auto;
  margin: 0;
}
.leaderboard-item {
  display: grid;
  grid-template-columns: 1.2fr repeat(4, minmax(0, .7fr));
  gap: 10px;
  padding: 12px;
  border-radius: 16px;
  background: rgba(0,0,0,.16);
  border: 1px solid rgba(157,176,196,.12);
}
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(5, 10, 18, .72);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 50;
}
.modal-card {
  width: min(960px, 100%);
  max-height: 85vh;
  overflow: auto;
  padding: 22px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(16,28,46,.98), rgba(10,18,30,.98));
  border: 1px solid rgba(157,176,196,.18);
  box-shadow: 0 24px 60px rgba(0,0,0,.35);
}
.spacer { height: 8px; }
@media (max-width: 1280px) {
  .controls-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 980px) {
  .layout, .stat-grid, .leaderboard-item { grid-template-columns: 1fr; }
  .hero { flex-direction: column; }
  .deckbuild-sticky { flex-direction: column; align-items: stretch; }
  .controls-grid { grid-template-columns: 1fr; }
  .report-checkboxes { grid-template-columns: 1fr; }
  .room-panel-header, .inject-builder-header { flex-direction: column; }
}

.slim-panel {
  padding: 12px 14px;
  margin: 14px 0;
}
.slim-button {
  padding: 8px 12px;
  border-radius: 10px;
  font-size: .82rem;
}
.form-block {
  display: block;
  margin-bottom: 14px;
}
.form-block input,
.form-block textarea,
.form-block select {
  width: 100%;
  margin-top: 8px;
}
.inject-builder-modal {
  width: min(1240px, 100%);
}
.inject-builder-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 14px;
}
.inject-builder-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 18px;
}
.inject-library-list,
.inject-builder-form {
  border: 1px solid rgba(157,176,196,.12);
  border-radius: 20px;
  padding: 16px;
  background: rgba(0,0,0,.14);
}
.inject-library-list {
  max-height: 62vh;
  overflow: auto;
}
.inject-library-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid rgba(157,176,196,.12);
  background: rgba(255,255,255,.03);
  margin-top: 10px;
}
.inject-library-item.active {
  border-color: rgba(82,194,255,.4);
  box-shadow: inset 0 0 0 1px rgba(82,194,255,.18);
}
.inject-builder-section-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.inject-impact-list {
  display: grid;
  gap: 10px;
}
.inject-impact-editor {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}