:root {
  --dr-navy: #071f4f;
  --dr-teal: #0f766e;
  --dr-green: #17785f;
  --dr-gold: #d9a441;
  --dr-red: #be3144;
  --dr-ink: #182235;
  --dr-muted: #526176;
  --dr-paper: #ffffff;
  --dr-soft: #f4f8fb;
  --dr-border: #d8e4e0;
  --dr-shadow: 0 16px 38px rgba(7, 31, 79, 0.12);
}

* {
  box-sizing: border-box;
}

body.decision-room-page {
  overflow-x: hidden;
  background: #f4f7fb;
  color: var(--dr-ink);
}

.decision-hero {
  min-height: clamp(520px, 76vh, 720px);
  display: grid;
  align-items: end;
  width: 100%;
  padding: 5.5rem 1.25rem 2.3rem;
  color: #fff;
  background:
    linear-gradient(115deg, rgba(7, 31, 79, 0.96) 0%, rgba(7, 31, 79, 0.78) 48%, rgba(15, 118, 110, 0.34) 100%),
    url("../img/english-intermediate/games/decision-room/decision-room-hero-v1.webp") center / cover no-repeat;
}

.decision-hero-content,
.decision-shell {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.decision-hero .eyebrow,
.decision-kicker {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 0.85rem;
  border-radius: 999px;
  padding: 0.42rem 0.76rem;
  background: rgba(255, 255, 255, 0.94);
  color: var(--dr-navy);
  font-weight: 950;
  letter-spacing: 0;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.decision-hero h1 {
  max-width: 850px;
  margin: 0 0 1rem;
  font-size: clamp(2.35rem, 6vw, 4.9rem);
  line-height: 1;
  letter-spacing: 0;
}

.decision-hero p:not(.eyebrow) {
  max-width: 760px;
  margin: 0;
  color: #f8fbff;
  font-size: clamp(1rem, 2vw, 1.18rem);
  line-height: 1.58;
}

.decision-meta,
.decision-actions,
.decision-button-row,
.scenario-tabs,
.tag-row,
.response-actions,
.vote-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

.decision-meta {
  margin: 1.25rem 0;
}

.decision-meta span,
.tag-row span {
  border-radius: 999px;
  padding: 0.45rem 0.7rem;
  font-weight: 850;
  line-height: 1.15;
}

.decision-meta span {
  border: 1px solid rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.decision-shell {
  padding: 2rem 0 4rem;
}

.how-to-play {
  width: min(1180px, calc(100% - 2rem));
  margin: 2rem auto 0;
  padding: 1.35rem;
  border: 1px solid var(--dr-border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--dr-shadow);
}

.how-to-header {
  display: grid;
  gap: 0.65rem;
  max-width: 920px;
  margin-bottom: 1rem;
}

.how-to-header h2 {
  margin: 0;
  color: var(--dr-navy);
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.how-to-header p:not(.decision-kicker),
.how-to-card p,
.answer-model-strip p {
  margin: 0;
  color: var(--dr-muted);
  line-height: 1.62;
}

.how-to-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.how-to-card {
  min-height: 190px;
  display: grid;
  align-content: start;
  gap: 0.7rem;
  padding: 1rem;
  border: 1px solid var(--dr-border);
  border-radius: 8px;
  background: #f8fbff;
}

.step-number {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: var(--dr-navy);
  color: #fff;
  font-weight: 950;
}

.how-to-card h3 {
  margin: 0;
  color: var(--dr-navy);
  font-size: 1.05rem;
  line-height: 1.2;
}

.answer-model-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 8px;
  background: linear-gradient(135deg, #eef8f7, #fff8e7);
  border: 1px solid #cde6df;
}

.answer-model-strip strong {
  color: var(--dr-navy);
}

.decision-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.8fr) minmax(0, 1.2fr);
  gap: 1rem;
  align-items: start;
}

.decision-panel,
.scenario-card,
.response-card,
.student-card,
.result-card {
  border: 1px solid var(--dr-border);
  border-radius: 8px;
  background: var(--dr-paper);
  box-shadow: var(--dr-shadow);
  overflow: hidden;
}

.panel-head {
  padding: 1rem 1.15rem;
  background: linear-gradient(135deg, var(--dr-navy), var(--dr-teal));
  color: #fff;
}

.panel-head h2,
.panel-head h3 {
  margin: 0;
  color: #fff;
  letter-spacing: 0;
  line-height: 1.12;
}

.panel-body {
  display: grid;
  gap: 1rem;
  padding: 1rem;
}

.room-code {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: center;
  padding: 1rem;
  border: 1px solid var(--dr-border);
  border-radius: 8px;
  background: #f8fbff;
}

.room-code strong {
  color: var(--dr-navy);
  font-size: clamp(2rem, 7vw, 3.2rem);
  letter-spacing: 0.12em;
  line-height: 1;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.55rem;
}

.status-card {
  padding: 0.75rem;
  border: 1px solid var(--dr-border);
  border-radius: 8px;
  background: #f8fbff;
}

.status-card span {
  display: block;
  color: var(--dr-muted);
  font-size: 0.75rem;
  font-weight: 850;
}

.status-card strong {
  display: block;
  color: var(--dr-navy);
  font-size: 1.25rem;
}

.decision-button,
.scenario-tabs button,
.copy-link {
  min-height: 42px;
  border-radius: 999px;
  border: 1px solid var(--dr-border);
  padding: 0.62rem 0.9rem;
  font-weight: 900;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 0.42rem;
  color: var(--dr-navy);
  background: #fff;
}

.decision-button.primary {
  background: var(--dr-teal);
  color: #fff;
  border-color: var(--dr-teal);
}

.decision-button.danger {
  background: #fff1f2;
  color: #7f1d1d;
  border-color: #fecaca;
}

.decision-button:disabled,
.scenario-tabs button:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.decision-button:not(:disabled):active,
.scenario-tabs button:not(:disabled):active {
  transform: translateY(1px);
}

.teacher-tools {
  display: grid;
  gap: 0.65rem;
}

.scenario-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.scenario-tabs button {
  border-radius: 8px;
  justify-content: flex-start;
  text-align: left;
}

.scenario-tabs button.is-active {
  background: #eef8f7;
  color: var(--dr-teal);
  border-color: var(--dr-teal);
}

.join-form {
  display: grid;
  gap: 0.65rem;
}

.join-form[hidden],
.teacher-panel[hidden],
.auth-gate[hidden],
.connection-status[hidden] {
  display: none !important;
}

.join-row {
  display: grid;
  grid-template-columns: minmax(120px, 0.65fr) minmax(160px, 1fr) minmax(110px, 0.45fr);
  gap: 0.55rem;
}

.join-row input,
.student-response textarea {
  width: 100%;
  border: 1px solid var(--dr-border);
  border-radius: 8px;
  padding: 0.82rem 1rem;
  font: inherit;
  color: var(--dr-navy);
  background: #fff;
}

.student-response textarea {
  min-height: 150px;
  resize: vertical;
  line-height: 1.6;
}

.status-message,
.auth-gate,
.connection-status,
.teacher-next {
  padding: 0.85rem 1rem;
  border-radius: 8px;
  font-weight: 850;
  line-height: 1.55;
}

.status-message {
  margin: 0 0 1rem;
  background: #eef5ff;
  color: var(--dr-navy);
}

.status-message.success,
.connection-status {
  background: #ecfdf5;
  color: #064e3b;
  border: 1px solid #99f6e4;
}

.status-message.error {
  background: #fff1f2;
  color: #7f1d1d;
}

.teacher-next {
  background: #fff7e7;
  color: #6b4e16;
  border: 1px solid rgba(217, 164, 65, 0.42);
}

.auth-gate {
  background: #eef5ff;
  color: var(--dr-navy);
  border: 1px solid var(--dr-border);
}

.scenario-card {
  padding: 1rem;
  box-shadow: none;
  background: #f8fbff;
}

.scenario-card h3,
.response-card h3,
.student-card h3,
.result-card h3 {
  margin: 0 0 0.55rem;
  color: var(--dr-navy);
  letter-spacing: 0;
}

.scenario-card p,
.response-card p,
.student-card p,
.result-card p,
.players-list,
.empty-state {
  color: var(--dr-muted);
  line-height: 1.6;
}

.target-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.target-list span,
.tag-row span {
  background: #eef5ff;
  color: var(--dr-navy);
}

.response-list {
  display: grid;
  gap: 0.75rem;
}

.response-card {
  padding: 0.95rem;
  box-shadow: none;
  border-color: #cfddd8;
  position: relative;
}

.response-card.is-finalist {
  border-color: var(--dr-gold);
  background: #fffaf0;
}

.response-card p {
  margin: 0.4rem 0 0.7rem;
  color: #26344a;
  font-size: 1.02rem;
}

.response-meta {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
  color: var(--dr-muted);
  font-weight: 850;
  font-size: 0.86rem;
}

.response-actions {
  margin-top: 0.7rem;
}

.players-list {
  display: grid;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.players-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.7rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--dr-border);
  border-radius: 8px;
  background: #f8fbff;
}

.student-card,
.result-card {
  padding: 1rem;
}

.student-response label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--dr-navy);
  font-weight: 900;
}

.vote-options {
  display: grid;
  grid-template-columns: 1fr;
}

.vote-options button {
  justify-content: flex-start;
  text-align: left;
  border-radius: 8px;
  min-height: auto;
  line-height: 1.45;
}

.vote-options button.is-selected {
  background: #ecfdf5;
  color: #064e3b;
  border-color: #10b981;
}

.empty-state {
  padding: 1rem;
  border: 1px dashed #b9c9d8;
  border-radius: 8px;
  background: #fff;
  font-weight: 850;
}

.game-guides {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.game-guides article {
  padding: 1rem;
  border: 1px solid var(--dr-border);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--dr-shadow);
}

.game-guides h3 {
  margin: 0.2rem 0 0.55rem;
  color: var(--dr-navy);
}

.game-guides ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--dr-muted);
  line-height: 1.6;
}

@media (max-width: 1020px) {
  .decision-layout,
  .how-to-grid,
  .game-guides {
    grid-template-columns: 1fr;
  }

  .answer-model-strip {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  .decision-hero {
    min-height: 560px;
    padding: 5rem 1rem 1.8rem;
  }

  .decision-hero-content,
  .how-to-play,
  .decision-shell {
    width: min(100% - 1rem, 1180px);
  }

  .how-to-play {
    padding: 1rem;
  }

  .how-to-card {
    min-height: auto;
  }

  .join-row,
  .status-grid,
  .scenario-tabs {
    grid-template-columns: 1fr;
  }

  .decision-actions .btn,
  .decision-button,
  .copy-link {
    width: 100%;
  }

  .room-code {
    align-items: flex-start;
    flex-direction: column;
  }
}