/* --- FIRST-TIME WELCOME EXPERIENCE --- */
.welcome-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  box-sizing: border-box;
  background: var(--overlay-bg) !important;
  animation: welcomeFadeIn 0.24s ease both;
}
.welcome-overlay.is-closing {
  animation: welcomeFadeOut 0.18s ease both;
  pointer-events: none;
}
.welcome-dialog {
  width: min(100%, 520px);
  box-sizing: border-box;
  background: var(--bg-black) !important;
  color: var(--bg-white) !important;
  border: 1px solid var(--bg-white) !important;
  border-radius: 18px;
  padding: 30px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.38);
  animation: welcomeRise 0.32s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.welcome-eyebrow {
  margin-bottom: 10px;
  color: var(--bg-white) !important;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.7;
}
.welcome-title {
  margin: 0;
  color: var(--bg-white) !important;
  font-size: 25px;
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.4px;
}
.welcome-description,
.welcome-instruction {
  color: var(--bg-white) !important;
  font-size: 14px;
  line-height: 1.65;
}
.welcome-description {
  margin: 16px 0 0;
  opacity: 0.86;
}
.welcome-instruction {
  margin: 16px 0 22px;
  font-weight: 600;
}
.welcome-form {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.welcome-label {
  color: var(--bg-white) !important;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}
.welcome-input {
  width: 100%;
  box-sizing: border-box;
  background: var(--bg-black) !important;
  color: var(--bg-white) !important;
  border: 1px solid var(--bg-white) !important;
  border-radius: 10px;
  padding: 13px 14px;
  font-family: var(--app-font) !important;
  font-size: 15px;
  transition:
    background 0.2s,
    color 0.2s,
    border-color 0.2s,
    transform 0.2s;
}
.welcome-input::placeholder {
  color: var(--bg-white);
  opacity: 0.5;
}
.welcome-input:focus {
  background: var(--bg-white) !important;
  color: var(--bg-black) !important;
}
.welcome-input.has-error {
  border-color: #f87171 !important;
}
.welcome-error {
  min-height: 18px;
  color: #f87171 !important;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.45;
}
.welcome-continue-btn {
  width: 100%;
  margin-top: 3px;
  padding: 13px 18px;
  border: 1px solid var(--bg-white) !important;
  border-radius: 10px;
  background: var(--bg-white) !important;
  color: var(--bg-black) !important;
  font-family: var(--app-font) !important;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition:
    background 0.2s,
    color 0.2s,
    transform 0.2s;
}
.welcome-continue-btn:hover {
  background: var(--hover-gray) !important;
  transform: translateY(-1px);
}
.welcome-continue-btn:active {
  transform: translateY(0);
}

.confirm-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-bg) !important;
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  box-sizing: border-box;
}
.confirm-box {
  background: var(--bg-black) !important;
  border: 1px solid var(--bg-white) !important;
  padding: 24px;
  border-radius: 16px;
  text-align: center;
  max-width: 320px;
  width: 100%;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
  color: var(--bg-white) !important;
}
.confirm-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--bg-white) !important;
}
.confirm-desc {
  font-size: 14px;
  color: var(--bg-white) !important;
  margin-bottom: 20px;
  line-height: 1.4;
}
.confirm-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.confirm-btn {
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-size: 14px;
  flex: 1;
  transition: opacity 0.2s;
  font-family: var(--app-font) !important;
}
.confirm-btn:hover {
  opacity: 0.85;
}
.btn-cancel {
  background: var(--bg-black) !important;
  color: var(--bg-white) !important;
  border: 1px solid var(--bg-white) !important;
}
.btn-danger {
  background: var(--bg-white) !important;
  color: var(--bg-black) !important;
  border: 1px solid var(--bg-black) !important;
}

/* --- SPLIT / DETACHED TOOLS PANEL --- */
.dashboard-tools-row {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 850px;
  box-sizing: border-box;
  align-items: center;
  margin-top: 12px;
}

.matrix-tabs-container {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-bottom: 1px solid var(--bg-white) !important;
  padding-bottom: 0;
  gap: 0;
  margin-top: 4px;
  justify-content: center;
}
.matrix-tab {
  background: transparent !important;
  border: none !important;
  color: var(--bg-white) !important;
  font-size: 18px;
  font-weight: 700;
  padding: 14px 8px 12px;
  cursor: pointer;
  border-radius: 8px 8px 0 0;
  position: relative;
  transition: color 0.2s;
  text-align: center;
  min-width: 0;
  line-height: 1.3;
  font-family: var(--app-font) !important;
}
.matrix-tab:hover {
  color: var(--bg-white) !important;
  opacity: 0.8;
}
.matrix-tab.active {
  color: var(--bg-white) !important;
  font-weight: 800;
}
.matrix-tab.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--bg-white) !important;
  border-radius: 999px;
  box-shadow: none;
}

.empty-state {
  min-height: 90px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--bg-white) !important;
  text-align: center;
  padding: 16px 12px;
  box-sizing: border-box;
}
.empty-state-icon {
  width: 44px;
  height: 44px;
  color: var(--bg-white) !important;
  opacity: 0.82;
}
.empty-state-icon svg {
  width: 100%;
  height: 100%;
  display: block;
  stroke: currentColor;
}
.empty-state-text {
  margin: 0;
  color: var(--bg-white) !important;
  font-style: normal;
  font-size: 16px;
  font-weight: 500;
}

/* --- DETACHED CENTRED SEAMLESS COUNTDOWN --- */
.board-countdown-container {
  width: 100%;
  max-width: 500px;
  padding: 12px 20px;
  box-sizing: border-box;
  text-align: center;
  border: none;
  background: transparent;
  box-shadow: none;
  margin: 4px auto;
  color: var(--bg-black) !important;
}
.countdown-title {
  font-size: 15px;
  letter-spacing: 0.5px;
  color: var(--bg-black) !important;
  font-weight: 700;
  margin-bottom: 2px;
  text-transform: uppercase;
}
.countdown-subtitle {
  font-size: 12px;
  color: var(--bg-black) !important;
  font-weight: 600;
  margin-bottom: 12px;
}
.countdown-ticker {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-variant-numeric: tabular-nums;
}
.ticker-segment {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 50px;
}
.ticker-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--bg-black) !important;
}
.ticker-lbl {
  font-size: 10px;
  color: var(--bg-black) !important;
  text-transform: uppercase;
  font-weight: 700;
  margin-top: 2px;
}

/* --- QUICK INSIGHTS CARD STYLING --- */
.quick-insights-card {
  background: var(--bg-black) !important;
  border: 1px solid var(--bg-white) !important;
  border-radius: 14px;
  padding: 22px 20px;
  text-align: left;
  color: var(--bg-white) !important;
  width: 100%;
  box-sizing: border-box;
}
.quick-insights-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--bg-white) !important;
  text-transform: uppercase;
  letter-spacing: 0.75px;
  margin-bottom: 24px;
  padding-bottom: 0;
  border-bottom: none;
}
.quick-insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: 100%;
  text-align: center;
}
.quick-insights-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  position: relative;
  padding: 0 10px;
  min-width: 0;
  box-sizing: border-box;
}
.quick-insights-col:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 15%;
  height: 70%;
  width: 1px;
  background: currentColor;
  opacity: 0.25;
}
.quick-insights-count {
  font-size: calc(34px * var(--quiz-font-scale));
  font-weight: 800;
  color: var(--bg-white) !important;
  text-align: center;
  line-height: 1;
}
.quick-insights-label-row {
  display: flex;
  align-items: center;
  gap: 7px;
  justify-content: center;
  margin-top: 8px;
  color: var(--bg-white) !important;
}
.quick-insights-icon {
  width: 17px;
  height: 17px;
  display: inline-flex;
  flex-shrink: 0;
}
.quick-insights-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}
.quick-insights-label {
  font-size: calc(13px * var(--quiz-font-scale));
  font-weight: 700;
  color: var(--bg-white) !important;
}
.quick-insights-range {
  margin-top: 2px;
  font-size: calc(10px * var(--quiz-font-scale));
  font-weight: 500;
  color: var(--bg-white) !important;
  opacity: 0.72;
  line-height: 1.3;
}


.back-dash-btn {
  background: var(--bg-black) !important;
  border: 1px solid var(--bg-white) !important;
  color: var(--bg-white) !important;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
  font-family: var(--app-font) !important;
}
.back-dash-btn::before {
  content: '\2190';
  font-family: var(--app-font) !important;
  font-weight: 800;
  line-height: 1;
}
.back-dash-btn:hover {
  background: var(--bg-white) !important;
  border-color: var(--bg-white) !important;
  color: var(--bg-black) !important;
}

.analytics-card {
  background: var(--bg-black) !important;
  border: 1px solid var(--bg-white) !important;
  border-radius: 14px;
  padding: 22px 20px;
  margin-top: 24px;
  text-align: left;
  color: var(--bg-white) !important;
}
.analytics-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--bg-white) !important;
  text-transform: uppercase;
  letter-spacing: 0.75px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--bg-white) !important;
  padding-bottom: 10px;
}
.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 4px;
  border-bottom: 1px solid var(--bg-white) !important;
  gap: 20px;
}
.metric-row:last-child {
  border-bottom: none;
}
.sub-tag {
  font-weight: 600;
  font-size: 14px;
  color: var(--bg-white) !important;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.stat-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.stat-good {
  font-size: 12px;
  font-weight: 700;
  color: var(--bg-white) !important;
  background: var(--bg-black) !important;
  border: 1px solid var(--bg-white) !important;
  padding: 4px 10px;
  border-radius: 20px;
  white-space: nowrap;
}
.stat-bad {
  font-size: 12px;
  font-weight: 700;
  color: var(--bg-white) !important;
  background: var(--bg-black) !important;
  border: 1px solid var(--bg-white) !important;
  padding: 4px 10px;
  border-radius: 20px;
  white-space: nowrap;
}

body {
  font-size: calc(16px * var(--quiz-font-scale));
}
.mode-badge {
  font-size: calc(12px * var(--quiz-font-scale));
}
.score-box,
.timer-box,
.back-dash-btn,
.analytics-title,
.quick-insights-title {
  font-size: calc(13px * var(--quiz-font-scale));
}
.question-title {
  font-size: calc(19px * var(--quiz-font-scale));
}
.choice-btn,
.next-btn,
.portal-btn,
.insight-col-subj {
  font-size: calc(15px * var(--quiz-font-scale));
}
.sub-tag {
  font-size: calc(14px * var(--quiz-font-scale));
}
.subj-remove-btn::before {
  font-size: calc(18px * var(--quiz-font-scale));
}
.ultimate-btn {
  font-size: calc(16px * var(--quiz-font-scale));
}
.matrix-tab,
.upload-secondary,
.empty-state-text {
  font-size: calc(18px * var(--quiz-font-scale));
}
.upload-primary {
  font-size: calc(18px * var(--quiz-font-scale));
}
.mode-title {
  font-size: calc(16px * var(--quiz-font-scale));
}
.mode-subtitle {
  font-size: calc(12px * var(--quiz-font-scale));
}
.ticker-lbl {
  font-size: calc(10px * var(--quiz-font-scale));
}
.countdown-subtitle {
  font-size: calc(13px * var(--quiz-font-scale));
}
.countdown-title {
  font-size: calc(17px * var(--quiz-font-scale));
}
.ticker-value {
  font-size: calc(28px * var(--quiz-font-scale));
}
.portal-title {
  font-size: calc(24px * var(--quiz-font-scale));
}
.stat-good,
.stat-bad,
.insight-col-stat {
  font-size: calc(12px * var(--quiz-font-scale));
}

@keyframes welcomeFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes welcomeFadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
@keyframes welcomeRise {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes popDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 480px) {
  .next-btn {
    width: auto;
  }
}
@media (max-width: 760px) {
  .welcome-overlay {
    padding: 14px;
  }
  .welcome-dialog {
    padding: 24px 20px;
    border-radius: 15px;
  }
  .welcome-title {
    font-size: calc(21px * var(--quiz-font-scale));
  }
  .welcome-description,
  .welcome-instruction {
    font-size: calc(13px * var(--quiz-font-scale));
  }

  .mode-button-group {
    gap: 6px;
    margin-bottom: 12px;
  }
  .mode-btn {
    min-height: 58px;
    padding: 6px 4px;
    gap: 4px;
    border-radius: 10px;
  }
  .mode-title {
    font-size: calc(11px * var(--quiz-font-scale));
  }
  .mode-subtitle {
    font-size: calc(9px * var(--quiz-font-scale));
  }
  .file-upload-box {
    min-height: 94px;
    padding: 14px 12px;
    margin-bottom: 14px;
    border-radius: 10px;
  }
  .upload-icon {
    width: 32px;
    height: 32px;
    margin-bottom: 8px;
  }
  .upload-primary {
    font-size: calc(14px * var(--quiz-font-scale));
  }
  .upload-secondary {
    font-size: calc(13px * var(--quiz-font-scale));
  }
  .matrix-tab {
    font-size: calc(11px * var(--quiz-font-scale));
    padding: 10px 4px 8px;
  }
  .subject-grid {
    margin-top: 14px;
    gap: 6px;
  }
  .empty-state {
    min-height: 76px;
    gap: 8px;
    padding: 12px 6px;
  }
  .empty-state-icon {
    width: 34px;
    height: 34px;
  }
  .empty-state-text {
    font-size: calc(13px * var(--quiz-font-scale));
  }
  .dashboard-tools-row {
    gap: 8px;
  }
  .dashboard-title-row {
    gap: 8px;
  }
  .dashboard-title-row h2 {
    font-size: calc(17px * var(--quiz-font-scale)) !important;
  }
  .import-subject-btn {
    padding: 7px 9px;
    font-size: calc(10px * var(--quiz-font-scale));
  }
  .quick-insights-card {
    padding: 18px 10px;
  }
  .quick-insights-col {
    padding: 0 6px;
  }
  .quick-insights-label-row {
    gap: 4px;
  }
  .quick-insights-icon {
    width: 14px;
    height: 14px;
  }
  .quick-insights-label {
    font-size: calc(10px * var(--quiz-font-scale));
  }
  .quick-insights-range {
    font-size: calc(8px * var(--quiz-font-scale));
  }
  .board-countdown-container {
    padding: 8px 10px;
  }
  .countdown-title {
    font-size: calc(13px * var(--quiz-font-scale));
    line-height: 1.15;
  }
  .countdown-subtitle {
    font-size: calc(10px * var(--quiz-font-scale));
    margin-bottom: 12px;
  }
  .ticker-value {
    font-size: calc(20px * var(--quiz-font-scale));
  }
  .ticker-lbl {
    font-size: calc(7px * var(--quiz-font-scale));
    margin-top: 4px;
  }
}
@media (max-width: 380px) {
  body {
    padding-left: 8px;
    padding-right: 8px;
  }
  .mode-button-group {
    gap: 4px;
  }
  .mode-btn {
    min-height: 54px;
    padding: 6px 4px;
    gap: 2px;
  }
  .matrix-tab {
    font-size: calc(10px * var(--quiz-font-scale));
  }
  .dashboard-tools-row {
    gap: 6px;
  }
  .dashboard-title-row h2 {
    font-size: calc(13px * var(--quiz-font-scale)) !important;
  }
  .import-subject-btn {
    padding: 6px 7px;
    font-size: calc(8px * var(--quiz-font-scale));
    gap: 4px;
    white-space: nowrap;
  }
  .import-subject-btn svg {
    width: 14px;
    height: 14px;
  }
  .dashboard-topbar {
    gap: 8px;
  }
  .greeting-container > div:first-child {
    font-size: calc(11px * var(--quiz-font-scale)) !important;
  }
  .greeting-container > div:last-child {
    font-size: calc(16px * var(--quiz-font-scale)) !important;
  }
  .ticker-value {
    font-size: calc(18px * var(--quiz-font-scale));
  }
}
@keyframes pulse {
  50% {
    transform: scale(1.04);
  }
}
@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  20%,
  60% {
    transform: translateX(-4px);
  }
  40%,
  80% {
    transform: translateX(4px);
  }
}