/* =========================================================
   TECH CAREER MULTIVERSE — MINIMAL DARK & ORANGE THEME
   Fonts: Oswald (Headings & Badges), Noto Sans (Body & UI)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans:wght@400;500;600;700&family=Oswald:wght@500;600;700&display=swap');

* {
  box-sizing: border-box;
}

:root {
  --bg: #0c0e14;
  --card: #151821;
  --card-border: #232734;
  --card-hover: #1b1f2b;
  --text: #f8fafc;
  --muted: #8e99ac;
  --line: #1f2330;
  --accent: #f97316;
  --accent-hover: #ea580c;
  --accent-subtle: rgba(249, 115, 22, 0.1);
  --accent-border: rgba(249, 115, 22, 0.35);
  --radius: 12px;
  --radius-sm: 6px;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

button, input, select {
  font-family: var(--font-body);
}

h1, h2, h3, h4, .badge, .eyebrow, .metric strong, .counter-badge, 
.control-badge, .skills-title, .modal-track-badge, .btn-start, 
.btn-primary, .secondary, .filter-pill, .active-room-pill b, 
.banner-label, .admin-track-btn strong {
  font-family: var(--font-heading);
  letter-spacing: 0.03em;
}

.shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}

.card {
  width: min(100%, 540px);
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.hero {
  text-align: center;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  background: var(--accent-subtle);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-transform: uppercase;
}

h1 {
  font-size: clamp(26px, 5.5vw, 36px);
  font-weight: 700;
  line-height: 1.25;
  margin: 14px 0 8px;
  text-transform: uppercase;
  color: #ffffff;
}

h1 span {
  color: var(--accent);
}

.hero-sub {
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
  margin: 0 0 20px;
}

/* Form */
form {
  text-align: left;
  margin-top: 16px;
}

.form-group {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin: 0 0 8px;
  color: #cbd5e1;
}

input {
  width: 100%;
  padding: 13px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--card-border);
  background: #0d0f17;
  color: #fff;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s ease;
}

input:focus {
  border-color: var(--accent);
}

button.btn-start, .btn-primary {
  width: 100%;
  border: 0;
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-top: 10px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 600;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

button.btn-start:hover, .btn-primary:hover {
  background: var(--accent-hover);
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.tiny {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 14px;
}

.hero-actions {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.admin-link {
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
}

.admin-link:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* =========================================================
   ACTIVE TRACK BANNER (STUDENT SCREEN)
   ========================================================= */
.active-track-banner {
  background: #0f121a;
  border: 1px solid var(--accent-border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin: 16px 0 18px;
  text-align: left;
}

.banner-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
}

.banner-label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-transform: uppercase;
}

.banner-main {
  display: block;
}

.banner-text h3 {
  margin: 0 0 2px;
  font-size: 18px;
  font-weight: 600;
  text-transform: uppercase;
  color: #fff;
}

.banner-text p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

/* =========================================================
   GAME SCREEN
   ========================================================= */
.game-card {
  width: min(100%, 600px);
}

.game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}

.user-chip {
  font-size: 13px;
  font-weight: 500;
  color: #cbd5e1;
}

.user-name {
  color: #ffffff;
  font-weight: 700;
}

.topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 13px;
}

.counter-badge {
  font-weight: 600;
  color: var(--accent);
  font-size: 14px;
}

.progress {
  height: 4px;
  background: #1f2330;
  border-radius: 2px;
  margin: 10px 0 20px;
  overflow: hidden;
}

.progress i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.2s ease;
}

.question-box {
  margin-bottom: 20px;
}

.question-box h2 {
  font-size: 18px;
  line-height: 1.5;
  margin: 0;
  font-weight: 600;
  color: #ffffff;
}

.q-num {
  color: var(--accent);
  font-weight: 600;
}

.answers {
  display: grid;
  gap: 10px;
}

.answer {
  margin: 0;
  text-align: left;
  background: #0f121a;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  font-weight: 500;
  font-size: 14px;
  color: #e2e8f0;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.45;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.answer:hover {
  border-color: var(--accent);
  background: #161a26;
}

.answer-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  background: #1f2433;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  font-family: var(--font-heading);
  flex-shrink: 0;
  margin-top: 1px;
}

/* =========================================================
   RESULT SCREEN
   ========================================================= */
.result-card {
  text-align: center;
  width: min(100%, 600px);
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}

.user-greeting {
  font-size: 13px;
  color: var(--muted);
}

.user-greeting b {
  color: #fff;
}

.eyebrow {
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin: 0 0 4px;
}

.result-card h1 {
  font-size: clamp(28px, 6vw, 36px);
  margin: 0 0 4px;
  color: #ffffff;
}

.result-sub {
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  margin: 0 0 16px;
}

.result-desc {
  color: #cbd5e1;
  font-size: 14px;
  line-height: 1.6;
  text-align: left;
  background: #0f121a;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 16px;
}

/* Skills Box */
.skills-box {
  text-align: left;
  margin-bottom: 16px;
  background: #0f121a;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
}

.skills-title {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #f1f5f9;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.skills-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.skill-pill {
  display: inline-block;
  background: #181d2a;
  border: 1px solid #282f42;
  color: #cbd5e1;
  font-size: 12px;
  font-weight: 500;
  padding: 3px 9px;
  border-radius: 4px;
}

/* Advice Card */
.advice-card {
  text-align: left;
  background: #0f121a;
  border: 1px solid var(--card-border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  margin-bottom: 20px;
}

.advice-content strong {
  display: block;
  font-size: 12.5px;
  color: var(--accent);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.advice-content p {
  margin: 0;
  font-size: 13.5px;
  color: #cbd5e1;
  line-height: 1.5;
}

/* Score Section */
.score-section {
  text-align: left;
  margin-bottom: 20px;
}

.score-section h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  margin: 0 0 10px;
  text-transform: uppercase;
}

.score-list {
  display: grid;
  gap: 8px;
}

.score-row {
  margin: 0;
}

.score-head {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  margin-bottom: 4px;
  color: #e2e8f0;
}

.mini-bar {
  height: 6px;
  background: #1c202d;
  border-radius: 3px;
  overflow: hidden;
}

.mini-bar i {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.3s ease;
}

.result-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* =========================================================
   ADMIN DASHBOARD
   ========================================================= */
.admin-body {
  background: #090b10;
}

.admin {
  max-width: 1140px;
  margin: auto;
  padding: 28px 18px;
}

.admin header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.admin header h1 {
  font-size: 28px;
  margin: 6px 0;
  letter-spacing: 0.02em;
}

.secondary {
  width: auto;
  background: #151821;
  border: 1px solid var(--card-border);
  color: #e2e8f0;
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.secondary:hover {
  background: #1e2230;
  border-color: #383f55;
}

/* =========================================================
   COLLAPSIBLE BOX SYSTEM (BOX 1 & BOX 2)
   ========================================================= */
.collapsible {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 16px;
  transition: border-color 0.15s ease;
}

.collapsible-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.btn-toggle {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: 4px;
  background: #0f121a;
  border: 1px solid var(--card-border);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  margin: 0;
  transition: all 0.15s ease;
}

.btn-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: #191e2b;
}

.toggle-icon::before {
  content: "−";
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
}

.collapsible.collapsed .toggle-icon::before {
  content: "+";
}

.collapsible-body {
  max-height: 480px;
  opacity: 1;
  overflow: hidden;
  transition: max-height 0.25s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease, margin-top 0.2s ease;
  margin-top: 14px;
}

.collapsible.collapsed .collapsible-body {
  max-height: 0;
  opacity: 0;
  margin-top: 0;
  pointer-events: none;
}

/* Specific elements inside Box 1 */
.control-badge {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.06em;
}

.active-room-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #0f121a;
  border: 1px solid var(--card-border);
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  color: #cbd5e1;
}

.active-room-pill b {
  color: var(--accent);
  font-size: 13px;
}

.control-desc {
  font-size: 13px;
  color: var(--muted);
  margin: 0 0 12px;
}

.admin-track-selector {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media(min-width: 580px) {
  .admin-track-selector {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media(min-width: 960px) {
  .admin-track-selector {
    grid-template-columns: repeat(4, 1fr);
  }
}

.admin-track-btn {
  width: 100%;
  margin: 0;
  padding: 12px 14px;
  background: #0f121a;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: #fff;
  cursor: pointer;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color 0.15s, background 0.15s;
}

.admin-track-btn:hover {
  background: #171a26;
  border-color: #383f55;
}

.admin-track-btn.active {
  background: #171b26;
  border: 1px solid var(--accent);
}

.btn-text strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 2px;
}

.admin-track-btn.active .btn-text strong {
  color: var(--accent);
}

.btn-text small {
  display: block;
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.35;
}

.btn-check {
  display: none;
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  align-self: flex-start;
  text-transform: uppercase;
}

.admin-track-btn.active .btn-check {
  display: inline-block;
}

/* Specific elements inside Box 2 (QR Card) */
.qr-summary-text {
  font-size: 12.5px;
  color: var(--muted);
}

.qr-inner-flex {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.qr-container {
  background: #fff;
  padding: 6px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  justify-content: center;
  align-items: center;
}

.qr-container img, .qr-container canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

.qr-info {
  flex: 1;
  min-width: 220px;
}

.qr-info h3 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

.qr-info p {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--muted);
}

.qr-url-badge {
  display: inline-block;
  padding: 4px 8px;
  background: #0a0c12;
  border: 1px solid var(--card-border);
  border-radius: 4px;
  font-family: monospace;
  font-size: 11.5px;
  color: var(--accent);
  word-break: break-all;
  margin-bottom: 8px;
}

.qr-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.btn-sm {
  padding: 6px 10px;
  font-size: 12px;
}

.qr-ip-input {
  padding: 6px 10px;
  font-size: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--card-border);
  background: #090b10;
  color: #fff;
  width: 150px;
}

/* Filter Section */
.filter-section {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 12px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.filter-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}

.filter-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.filter-pill {
  width: auto;
  margin: 0;
  padding: 5px 12px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: #0f121a;
  border: 1px solid var(--card-border);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-pill:hover {
  color: #fff;
  border-color: #383f55;
}

.filter-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

@media(min-width: 720px) {
  .stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

.metric, .panel {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 18px;
}

.metric span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.metric strong {
  display: block;
  font-size: 26px;
  font-weight: 700;
  margin-top: 6px;
  color: #fff;
}

.admin-grid {
  display: grid;
  gap: 16px;
}

@media(min-width: 820px) {
  .admin-grid {
    grid-template-columns: 1.25fr 1fr;
  }
}

.panel h2 {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 600;
  text-transform: uppercase;
}

.dash-row {
  margin: 14px 0;
}

.dash-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 5px;
  font-size: 13.5px;
}

.dash-bar {
  height: 8px;
  background: #1f2330;
  border-radius: 4px;
  overflow: hidden;
}

.dash-bar i {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 4px;
  transition: width 0.2s ease;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  display: none;
  place-items: center;
  z-index: 9999;
  padding: 20px;
}

.modal-overlay.active {
  display: grid;
}

.modal-content {
  background: #141720;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  max-width: 440px;
  width: 100%;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  margin: 0;
  width: auto;
}

.modal-close:hover {
  color: #fff;
}

.big-qr {
  background: #fff;
  padding: 10px;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin: 12px auto;
}

.big-qr img, .big-qr canvas {
  display: block;
}

.modal-track-badge {
  display: inline-block;
  background: var(--accent-subtle);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  margin: 4px 0 10px;
}

.share-trigger {
  margin-top: 10px;
  background: none;
  border: 1px dashed var(--card-border);
  color: var(--muted);
  font-size: 13px;
  padding: 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  width: 100%;
  transition: border-color 0.15s, color 0.15s;
}

.share-trigger:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Status & Toolbar */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  background: #0f121a;
  border: 1px solid var(--card-border);
  margin-top: 4px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
}

.status-dot.offline {
  background: #ef4444;
}

.admin-toolbar {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.btn-danger {
  background: #2b1318;
  border: 1px solid #541e28;
  color: #fca5a5;
}

.btn-danger:hover {
  background: #3e1922;
  border-color: #ef4444;
  color: #fff;
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  border: 0;
}

.btn-accent:hover {
  background: var(--accent-hover);
}

.person-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  gap: 10px;
}

.person-row:last-child {
  border-bottom: 0;
}

.person-main {
  flex: 1;
  min-width: 0;
}

.person-name {
  font-weight: 600;
  font-size: 14px;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.track-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  background: #0f121a;
  border: 1px solid var(--card-border);
  color: var(--muted);
  padding: 1px 6px;
  border-radius: 4px;
}

.person-time {
  font-size: 11.5px;
  color: var(--muted);
  display: block;
  margin-top: 2px;
}

.person-tag {
  padding: 3px 8px;
  border-radius: 4px;
  background: #0f121a;
  border: 1px solid var(--accent-border);
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
}

/* Scrollable Container */
#recent {
  max-height: 320px;
  overflow-y: auto;
  padding-right: 4px;
}

#recent::-webkit-scrollbar {
  width: 4px;
}

#recent::-webkit-scrollbar-track {
  background: transparent;
}

#recent::-webkit-scrollbar-thumb {
  background: #2b3040;
  border-radius: 2px;
}

#recent::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

@media(min-width: 768px) {
  .card {
    padding: 36px 32px;
  }
}