:root {
  --primary-blue: #5580e9;
  --primary-violet: #885fd5;
  --text-dark: #333333;
  --subtext: #6b6b6b;
  --bg-main: #f5f5f5;
  --bg-card: #ffffff;
  --tint-blue: #eef3fb;
  --tint-violet: #f4eefb;
  --divider: #eaeaea;
  --error: #d93025;
  --success: #2e7d32;
  --shadow: 0 12px 40px rgba(85, 128, 233, 0.08);
  --gradient: linear-gradient(135deg, #5580e9, #885fd5);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Source Sans Pro", sans-serif;
  background: var(--bg-main);
  color: var(--text-dark);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: "IBM Plex Sans", sans-serif;
  font-weight: 700;
  color: var(--primary-blue); 
}

.subtitle, .phase-desc, .header-tagline, .q-error {
  font-family: "Source Sans Pro", sans-serif;
  font-weight: 300;
  font-style: italic;
  color: var(--subtext);
}

.mt-4 {
  margin-top: 1.5rem;
}

:focus-visible {
  outline: 3px solid var(--primary-violet);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ── HEADER ── */
header {
  background: var(--bg-card);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid var(--divider);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  flex-wrap: wrap;
}

.logo-cd {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 65px; 
  padding: 8px;
}

.logo-image {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.header-text {
  flex: 1;
}

.header-text h1 {
  font-size: clamp(16px, 3vw, 24px);
  letter-spacing: -0.3px;
  margin-bottom: 2px;
}

.header-text p {
  font-size: clamp(12px, 1.5vw, 15px);
  color: var(--subtext);
  font-family: "Source Sans Pro", sans-serif;
}

.header-tagline {
  color: var(--primary-violet);
  font-size: 13px;
  margin-top: 2px;
  display: none;
}

@media (min-width: 640px) {
  .header-tagline {
    display: block;
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--divider);
  border-radius: 4px;
  font-size: 18px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  color: var(--subtext);
  transition: 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background: var(--tint-blue);
  color: var(--primary-blue);
  border-color: var(--primary-blue);
}

/* ── LAYOUT ── */
main {
  max-width: 1200px;
  margin: 32px auto;
  padding: 0 16px 80px;
}

.layout-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

#test-screen.layout-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.context-col,
.form-col,
.test-content {
  width: 100%;
}

.sidebar-stepper {
  display: none;
}

@media (min-width: 1024px) {
  main {
    padding: 0 24px 80px;
    margin-top: 48px;
  }
  .layout-grid {
    display: grid;
    grid-template-columns: 4fr 6fr;
    gap: 48px;
  }
  #test-screen.layout-grid {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 40px;
  }
  .sidebar-stepper {
    display: block;
    position: sticky;
    top: 100px;
    align-self: start;
    background: var(--bg-card);
    padding: 28px;
    border-radius: 8px;
    border: 1px solid var(--divider);
    box-shadow: var(--shadow);
  }
}

/* ── CARD ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--divider);
  box-shadow: var(--shadow);
  padding: clamp(20px, 5vw, 48px);
  border-radius: 8px;
}

.card h2 {
  font-size: clamp(22px, 4vw, 32px);
  margin-bottom: 8px;
  color: var(--primary-blue);
}

.card .subtitle {
  color: var(--subtext);
  font-size: clamp(14px, 2vw, 17px);
  margin-bottom: 24px;
}

.info-box {
  background: var(--tint-blue);
  border-left: 4px solid var(--primary-blue);
  padding: 20px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 20px;
}

.info-box h4 {
  color: var(--primary-blue);
  margin-bottom: 10px;
  font-size: 15px;
}

.info-box ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
}

.autosave-notice {
  background: #fff8e1;
  color: #856404;
  padding: 12px 16px;
  border-radius: 4px;
  font-size: 13px;
  border: 1px solid #ffeeba;
}

/* ── FORMS ── */
.field {
  margin-bottom: 20px;
}

label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 8px;
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea {
  width: 100%;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 12px 16px;
  font-family: "Source Sans Pro", sans-serif;
  font-size: 15px;
  transition: all 0.2s;
}

input:focus,
textarea:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px var(--tint-blue);
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 110px;
}

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--bg-main);
  padding: 14px;
  border-radius: 4px;
  border: 1px solid var(--divider);
}

.checkbox-field input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--primary-blue);
  flex-shrink: 0;
}

.error-border {
  border-color: var(--error) !important;
  background: #fff5f5 !important;
}

/* ── BUTTONS ── */
.btn-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 13px 28px;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--primary-blue);
  color: #fff;
}

.btn-primary:not(:disabled):hover {
  background: #4062b8;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(85, 128, 233, 0.3);
}

.btn-accent {
  background: var(--primary-violet);
  color: #fff;
}

.btn-accent:not(:disabled):hover {
  background: #6a47a8;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(136, 95, 213, 0.3);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--subtext);
  color: var(--text-dark);
}

.btn-outline:not(:disabled):hover {
  background: var(--divider);
}

/* ── SIDEBAR WIZARD ── */
.stepper-wrapper-vert {
  display: flex;
  flex-direction: column;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 14px;
  position: relative;
  z-index: 2;
}

.step-circle {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--divider);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  transition: 0.3s;
  flex-shrink: 0;
  font-size: 14px;
}

.step-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--subtext);
  transition: 0.3s;
}

.step-line-vert {
  width: 3px;
  height: 36px;
  background: var(--divider);
  margin: 4px 0 4px 15px;
  transition: 0.3s;
}

.step-item.active .step-circle {
  background: var(--primary-blue);
  box-shadow: 0 0 0 4px var(--tint-blue);
}

.step-item.active .step-title {
  color: var(--primary-blue);
}

.step-item.completed .step-circle {
  background: var(--primary-violet);
}

.step-item.completed .step-title {
  color: var(--primary-violet);
}

.step-line-vert.completed {
  background: var(--primary-violet);
}

/* ── QUESTIONS ── */
.section-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--divider);
  flex-wrap: wrap;
}

.section-header div {
  flex: 1;
  min-width: 120px;
}

.section-badge {
  background: var(--tint-blue);
  color: var(--primary-blue);
  font-size: 11px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  white-space: nowrap;
  margin-top: 3px;
}

.section-header h3 {
  font-size: clamp(18px, 3vw, 24px);
  margin-bottom: 4px;
  color: var(--primary-blue);
}

.marks-tag {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-violet);
  background: var(--tint-violet);
  padding: 5px 10px;
  border-radius: 4px;
  white-space: nowrap;
  margin-top: 3px;
}

.question {
  margin-bottom: 32px;
}

.q-text {
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 14px;
  line-height: 1.5;
}

.q-num {
  display: inline-block;
  background: var(--text-dark);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 2px;
  margin-right: 10px;
}

.q-error {
  margin-top: 6px;
  display: none;
}

.options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.option {
  display: flex;
  align-items: center;
  gap: 14px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 12px 16px;
  cursor: pointer;
  transition: all 0.2s;
}

.option:hover {
  background: var(--tint-blue);
  border-color: var(--primary-blue);
}

.option input[type="radio"] {
  accent-color: var(--primary-blue);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ── RESULT SCREEN (NEW 40/60 LAYOUT) ── */
.result-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 768px) {
  .result-grid {
    grid-template-columns: 4fr 6fr;
    gap: 48px;
  }
}

.result-left {
  background: var(--bg-main);
  border: 1px solid var(--divider);
  border-radius: 8px;
  padding: 40px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.result-right {
  display: flex;
  flex-direction: column;
}

.score-hero {
  text-align: center;
  padding: 20px 0 10px;
}

.score-circle {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  color: #fff;
  box-shadow: 0 12px 30px rgba(85, 128, 233, 0.3);
}

.score-circle .big {
  font-size: 40px;
  font-family: "IBM Plex Sans", sans-serif;
  line-height: 1;
}

.score-circle .small {
  font-size: 13px;
}

.result-name {
  font-size: clamp(18px, 4vw, 22px);
  color: var(--primary-blue);
  font-family: "IBM Plex Sans", sans-serif;
  font-weight: 700;
}

.result-msg {
  color: var(--subtext);
  font-size: 15px;
}

/* AI Remark Box */
.ai-remark-box {
  background: var(--tint-violet);
  border-left: 4px solid var(--primary-violet);
  padding: 20px;
  border-radius: 6px;
  text-align: left;
  box-shadow: 0 4px 12px rgba(136, 95, 213, 0.1);
}

.ai-remark-box strong {
  color: var(--primary-violet);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Section Scores List */
.section-scores-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sscore-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-main);
  border: 1px solid var(--divider);
  padding: 18px 24px;
  border-radius: 6px;
}

.sscore-list-item .stitle {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-dark);
}

.sscore-list-item .sval {
  font-size: 20px;
  font-family: "IBM Plex Sans", sans-serif;
  font-weight: 700;
  color: var(--primary-blue);
}

/* ── ADMIN COMPONENTS ── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.kpi-card {
  background: var(--bg-main);
  border: 1px solid var(--divider);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.kpi-title {
  font-size: 12px;
  color: var(--subtext);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.kpi-value {
  font-size: 36px;
  font-family: "IBM Plex Sans", sans-serif;
  font-weight: 700;
  color: var(--primary-blue);
  line-height: 1;
}

.kpi-value.violet {
  color: var(--primary-violet);
}

.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.toolbar-left {
  display: flex;
  gap: 12px;
  flex: 1;
  max-width: 600px;
}

.search-box {
  flex: 2;
  position: relative;
}

.search-box input {
  width: 100%;
  padding: 10px 16px 10px 36px;
  border: 1px solid var(--divider);
  border-radius: 6px;
  font-size: 14px;
  font-family: "Source Sans Pro", sans-serif;
  transition: 0.2s;
}

.search-box input:focus {
  border-color: var(--primary-blue);
  outline: none;
  box-shadow: 0 0 0 3px var(--tint-blue);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
  opacity: 0.5;
}

.filter-box {
  flex: 1;
}

.filter-box select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--divider);
  border-radius: 6px;
  font-size: 14px;
  font-family: "Source Sans Pro", sans-serif;
  background: #fff;
  cursor: pointer;
  transition: 0.2s;
}

.filter-box select:focus {
  border-color: var(--primary-blue);
  outline: none;
}

.toolbar-right {
  display: flex;
  gap: 12px;
}

.admin-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 14px;
}

.admin-table th,
.admin-table td {
  border-bottom: 1px solid var(--divider);
  padding: 14px 12px;
  text-align: left;
}

.admin-table th {
  background: var(--tint-blue);
  color: var(--primary-blue);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.5px;
}

.admin-table tr:hover td {
  background: var(--tint-blue);
}

.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: var(--bg-main);
  border-top: 1px solid var(--divider);
  border-radius: 0 0 8px 8px;
}

.pagination button {
  padding: 8px 16px;
  border: 1px solid var(--divider);
  background: #fff;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  color: var(--text-dark);
  transition: 0.2s;
}

.pagination button:hover:not(:disabled) {
  background: var(--tint-blue);
  color: var(--primary-blue);
  border-color: var(--primary-blue);
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.page-info {
  font-size: 14px;
  font-weight: 600;
  color: var(--subtext);
}

.status-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.status-excellent { background: #e8f5e9; color: #2e7d32; }
.status-good { background: #e3f2fd; color: #1565c0; }
.status-pass { background: #fff3e0; color: #e65100; }
.status-fail { background: #ffebee; color: #c62828; }

/* ── UTILS ── */
.fade-in { animation: fadeIn 0.5s ease forwards; }
.slide-up { animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

.hidden,
#test-screen.hidden,
.section-screen.hidden,
#identity-box.hidden,
#retry-banner.hidden {
  display: none !important;
}

/* ── SUBMISSION TRACKER (admin) ── */
.tracker-card {
  margin-top: 28px;
  border: 1px solid var(--divider);
  border-radius: 8px;
  padding: 24px;
  background: var(--bg-main);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.tracker-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.tracker-header h3 {
  color: var(--primary-violet);
  font-size: 20px;
  margin: 0;
}

.tracker-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}

.tracker-stat {
  text-align: center;
  border: 1px solid var(--divider);
  border-radius: 8px;
  padding: 16px 12px;
}

.tracker-stat-value {
  font-size: 30px;
  font-family: "IBM Plex Sans", sans-serif;
  font-weight: 700;
  line-height: 1;
  color: var(--success);
}

.tracker-stat-value.amber { color: #e65100; }
.tracker-stat-value.violet { color: var(--primary-violet); }

.tracker-stat-label {
  font-size: 12px;
  color: var(--subtext);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-top: 6px;
}

.tracker-bar {
  height: 10px;
  background: var(--divider);
  border-radius: 99px;
  overflow: hidden;
  margin-bottom: 20px;
}

.tracker-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--primary-violet);
  border-radius: 99px;
  transition: width 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.tracker-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.tracker-tab {
  padding: 8px 18px;
  border: 1px solid var(--divider);
  background: #fff;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 600;
  font-family: "Source Sans Pro", sans-serif;
  color: var(--subtext);
  cursor: pointer;
  transition: 0.2s;
}

.tracker-tab:hover { border-color: var(--primary-violet); }

.tracker-tab.active {
  background: var(--primary-violet);
  border-color: var(--primary-violet);
  color: #fff;
}

.tracker-list {
  max-height: 320px;
  overflow-y: auto;
  border: 1px solid var(--divider);
  border-radius: 8px;
}

.tracker-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--divider);
}

.tracker-row:last-child { border-bottom: none; }

.tracker-dot {
  width: 10px;
  height: 10px;
  border-radius: 99px;
  flex-shrink: 0;
}

.tracker-dot.amber { background: #e65100; }
.tracker-dot.green { background: var(--success); }

.tracker-row-info {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.tracker-row-info strong { font-size: 14px; }

.tracker-row-info span {
  font-size: 13px;
  color: var(--subtext);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tracker-row-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.tracker-attempts {
  font-size: 12px;
  color: var(--subtext);
}

.tracker-empty {
  padding: 28px 16px;
  text-align: center;
  color: var(--subtext);
  font-size: 14px;
}

@media (max-width: 520px) {
  .tracker-stats { grid-template-columns: 1fr; }
}