@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@400;500;600;700&family=Lexend:wght@400;500;600;700&family=Noto+Sans+Arabic:wght@400;500;600;700&display=swap');

:root {
  --bg-main: #f4f7f6;
  --bg-surface: #ffffff;
  --bg-soft: #e6f1f0;
  --brand-primary: #007272;
  --brand-primary-dark: #00595a;
  --brand-primary-soft: #e3f0ef;
  --brand-secondary: #8e2344;
  --brand-secondary-dark: #6f1a35;
  --brand-secondary-soft: #f7e9ed;
  --brand-accent: #8e2344;
  --brand-sand: #f3e6c9;
  --text-main: #153231;
  --text-muted: #5e7574;
  --success: #1f9d55;
  --warning: #d99726;
  --danger: #c0392b;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-soft: 0 18px 44px rgba(0, 62, 62, 0.10);
  --shadow-card: 0 10px 28px rgba(0, 58, 58, 0.07);
  --ring: 0 0 0 3px rgba(0, 114, 114, 0.28);
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 2.75rem;
  --header-height: 4.5rem;
  --transition-fast: 180ms ease;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: 'Baloo 2', 'Noto Sans Arabic', sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(1100px 520px at 100% -8%, rgba(0, 114, 114, 0.07), transparent 60%),
    radial-gradient(900px 480px at -5% 110%, rgba(142, 35, 68, 0.05), transparent 55%),
    linear-gradient(180deg, #f5f8f7 0%, #faf8f7 100%);
  background-attachment: fixed;
}

body.dyslexia-mode {
  font-family: 'Lexend', 'Noto Sans Arabic', sans-serif;
  letter-spacing: 0.02em;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font-family: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.role-login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--space-4);
}

.login-card {
  width: min(980px, 100%);
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: var(--space-4);
  padding: var(--space-5);
  border: 1px solid rgba(0, 114, 114, 0.12);
}

.login-header {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
  align-items: center;
}

.logo-stack {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo-mark {
  width: 58px;
  aspect-ratio: 1;
  border-radius: 18px;
  background: linear-gradient(145deg, #007272, #8e2344);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: inset 0 -6px 12px rgba(255, 255, 255, 0.2);
}

.title-group h1 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  line-height: 1.2;
}

.title-group p {
  margin: 0;
  color: var(--text-muted);
}

.identity-pill {
  background: var(--bg-soft);
  color: var(--brand-primary);
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
}

.role-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(165px, 1fr));
  gap: var(--space-3);
}

.role-option {
  border: 2px solid transparent;
  background: #f8fcfc;
  border-radius: var(--radius-md);
  padding: var(--space-3);
  min-height: 130px;
  display: grid;
  align-content: center;
  gap: var(--space-1);
  text-align: center;
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.role-option:hover,
.role-option:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(0, 114, 114, 0.5);
  box-shadow: var(--shadow-card);
  outline: none;
}

.role-option.is-active {
  border-color: var(--brand-primary);
  background: var(--brand-primary-soft);
}

.role-emoji {
  font-size: 2rem;
}

.login-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-4);
}

.panel {
  background: #f7fbfa;
  border: 1px solid rgba(0, 114, 114, 0.10);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.panel h2 {
  margin-top: 0;
  margin-bottom: var(--space-2);
  font-size: 1.35rem;
}

.panel p {
  margin: 0;
  color: var(--text-muted);
}

.field-group {
  display: grid;
  gap: 0.6rem;
  margin-top: var(--space-3);
}

.field-group label {
  color: var(--text-main);
  font-weight: 600;
}

.field-group select,
.field-group input,
.inline-input {
  border: 1px solid #cde0e2;
  border-radius: 12px;
  padding: 0.75rem 0.85rem;
  background: #fff;
  font-size: 1rem;
  color: var(--text-main);
}

.avatar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.5rem;
}

.avatar-choice {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  border: 2px solid transparent;
  border-radius: 12px;
  padding: 0.55rem 0.3rem;
  background: #fff;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.avatar-choice-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.avatar-choice:hover,
.avatar-choice:focus-visible {
  border-color: rgba(0, 114, 114, 0.45);
  transform: translateY(-2px);
  outline: none;
}

.avatar-choice.is-active {
  border-color: var(--brand-primary);
  background: var(--brand-primary-soft);
}

.pin-display {
  min-height: 50px;
  border-radius: 14px;
  background: #fff;
  border: 1px dashed #b8d0d3;
  display: grid;
  place-items: center;
  letter-spacing: 0.6rem;
  font-size: 1.35rem;
}

.pin-pad {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: var(--space-2);
}

.pin-pad button,
.btn,
.action-chip {
  border: 0;
  border-radius: 14px;
  padding: 0.8rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-fast), filter var(--transition-fast), background var(--transition-fast);
}

.pin-pad button {
  background: #fff;
  border: 1px solid #d4e2e4;
}

.pin-pad button:hover,
.pin-pad button:focus-visible,
.btn:hover,
.btn:focus-visible,
.action-chip:hover,
.action-chip:focus-visible {
  transform: translateY(-2px);
  outline: none;
  filter: brightness(1.02);
}

.btn-primary {
  background: linear-gradient(140deg, #007272, #00595a);
  color: #fff;
  box-shadow: 0 8px 18px rgba(0, 114, 114, 0.26);
}

.btn-secondary {
  background: var(--brand-secondary-soft);
  color: var(--brand-secondary);
}

.btn-danger {
  background: #fff0ee;
  color: var(--danger);
}

.btn-wide {
  width: 100%;
  margin-top: var(--space-3);
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
}

.sidebar {
  background: linear-gradient(185deg, #06403f 0%, #00716e 100%);
  color: #fff;
  padding: var(--space-4);
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-row .logo-mark {
  width: 44px;
  border-radius: 14px;
}

.brand-row strong {
  font-size: 1.05rem;
}

.brand-row span {
  font-size: 0.88rem;
  color: #bfe3df;
}

.nav-list {
  display: grid;
  gap: 0.45rem;
  margin-top: var(--space-2);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 0.85rem;
  border-radius: 12px;
  color: #e4f1f4;
  font-weight: 500;
}

.nav-link:hover,
.nav-link:focus-visible {
  background: rgba(255, 255, 255, 0.12);
  outline: none;
}

.nav-link.is-active {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: var(--space-2);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.sidebar-footer .identity-pill {
  display: inline-block;
  font-size: 0.8rem;
  color: #08333a;
  background: #e5f6f2;
}

.main-column {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  min-height: var(--header-height);
  padding: 0.9rem var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  background: rgba(255, 255, 255, 0.86);
  border-bottom: 1px solid rgba(15, 80, 98, 0.08);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(6px);
}

.topbar h1 {
  margin: 0;
  font-size: clamp(1.15rem, 2.8vw, 1.75rem);
}

.topbar p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.topbar-actions {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.toggle-btn {
  border: 1px solid #c7dce0;
  background: #fff;
  color: var(--text-main);
  padding: 0.55rem 0.8rem;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
}

.layout-pad {
  padding: var(--space-4);
  display: grid;
  gap: var(--space-3);
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-3);
}

.card {
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(15, 80, 98, 0.07);
}

.card h2,
.card h3 {
  margin-top: 0;
  margin-bottom: var(--space-2);
}

.stat-card {
  grid-column: span 3;
  background: linear-gradient(160deg, #fff, #f1f9fa);
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.stat-value {
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  margin: 0.2rem 0;
}

.stat-delta {
  margin: 0;
  color: var(--success);
  font-size: 0.95rem;
}

.span-12 {
  grid-column: span 12;
}

.span-8 {
  grid-column: span 8;
}

.span-7 {
  grid-column: span 7;
}

.span-6 {
  grid-column: span 6;
}

.span-5 {
  grid-column: span 5;
}

.span-4 {
  grid-column: span 4;
}

.progress-wrap {
  display: grid;
  gap: 0.7rem;
}

.progress-line {
  display: grid;
  gap: 0.3rem;
}

.progress-line-top {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.94rem;
}

.progress-track {
  background: #e7f1f3;
  border-radius: 999px;
  height: 12px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(100deg, #007272, #33b0a6);
}

.progress-fill.warning {
  background: linear-gradient(100deg, #d99726, #efbc66);
}

.progress-fill.danger {
  background: linear-gradient(100deg, #c0392b, #e16a5e);
}

.badge-list,
.chip-list,
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.badge {
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: #e9f4f3;
  color: #0a5b52;
  font-size: 0.87rem;
  font-weight: 600;
}

.badge.warning {
  background: #fff5e2;
  color: #a56b00;
}

.badge.accent {
  background: var(--brand-secondary-soft);
  color: var(--brand-secondary);
}

.student-hero {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.student-avatar {
  width: 86px;
  aspect-ratio: 1;
  border-radius: 30px;
  background: linear-gradient(145deg, #e3f0ef, #f7eef1);
  display: grid;
  place-items: center;
  font-size: 2.4rem;
}

.journey-list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.journey-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  align-items: center;
}

.journey-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--brand-primary);
  box-shadow: 0 0 0 5px rgba(0, 114, 114, 0.2);
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-2);
}

.kpi-box {
  background: #f3faf9;
  border: 1px solid #d7e8e6;
  border-radius: 12px;
  padding: 0.8rem;
}

.kpi-box strong {
  font-size: 1.3rem;
  display: block;
}

.activity-card {
  border: 1px solid #d6e6ea;
  border-radius: 14px;
  padding: var(--space-3);
  display: grid;
  gap: var(--space-2);
  background: #fcffff;
}

.activity-header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  align-items: center;
}

.activity-passage {
  font-size: 1.06rem;
  line-height: 1.55;
  background: #fff;
  border-radius: 12px;
  padding: 0.85rem;
  border: 1px solid #deebed;
}

.question-block {
  display: grid;
  gap: 0.55rem;
}

.choice-btn {
  text-align: left;
  border: 1px solid #d5e5e8;
  background: #fff;
  border-radius: 12px;
  padding: 0.75rem 0.8rem;
  font-size: 1rem;
  cursor: pointer;
}

.choice-btn:hover,
.choice-btn:focus-visible {
  border-color: rgba(0, 114, 114, 0.5);
  background: var(--brand-primary-soft);
  outline: none;
}

.choice-btn.selected {
  border-color: var(--brand-primary);
  background: var(--brand-primary-soft);
}

.choice-btn.correct {
  border-color: var(--success);
  background: #eaf9f1;
}

.choice-btn.incorrect {
  border-color: var(--danger);
  background: #fff0ee;
}

.notice {
  padding: 0.8rem 0.95rem;
  border-radius: 12px;
  border: 1px solid #dae8ec;
  background: #f5fbfd;
  color: var(--text-main);
}

.notice.success {
  border-color: rgba(31, 157, 85, 0.32);
  background: #eaf9f1;
}

.notice.warning {
  border-color: rgba(217, 151, 38, 0.35);
  background: #fff5e2;
}

.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
}

.data-table th,
.data-table td {
  border-bottom: 1px solid #e1edf0;
  text-align: left;
  padding: 0.75rem 0.55rem;
  vertical-align: top;
}

.data-table th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
}

.heatmap {
  display: grid;
  gap: 0.4rem;
  grid-template-columns: 180px repeat(6, minmax(0, 1fr));
}

.heatmap-cell {
  border-radius: 10px;
  padding: 0.5rem;
  text-align: center;
  font-size: 0.9rem;
  background: #eef4f6;
}

.heat-high {
  background: #d7f3e6;
}

.heat-mid {
  background: #fff0cc;
}

.heat-low {
  background: #ffe0dc;
}

.assignment-form {
  display: grid;
  gap: var(--space-2);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--space-2);
}

.form-grid label {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
}

.footer-note {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.chart-shell {
  position: relative;
  min-height: 280px;
}

.mobile-menu-btn {
  display: none;
}

.inline-actions {
  display: flex;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-1);
}

.reading-level-tag {
  background: var(--brand-primary-soft);
  color: var(--brand-primary-dark);
  border-radius: 8px;
  font-size: 0.85rem;
  padding: 0.2rem 0.45rem;
}

.assessment-locked .nav-link,
.assessment-locked .topbar a[href],
.assessment-locked .mobile-menu-btn {
  pointer-events: none;
  opacity: 0.42;
}

.test-shell {
  display: grid;
  gap: var(--space-2);
}

.test-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.timer-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: var(--brand-primary-soft);
  color: var(--brand-primary-dark);
  font-weight: 700;
}

.timer-pill.warning {
  background: #fff4df;
  color: #9c6500;
}

.timer-pill.danger {
  background: #ffe6e2;
  color: #a53122;
}

.muted {
  color: #4a5e60;
  font-size: 0.92rem;
}

.item-prompt {
  display: block;
  font-size: 1.18rem;
  line-height: 1.5;
}

.assessment-locked .item-prompt {
  font-size: 1.28rem;
}

.assessment-locked .choice-btn {
  font-size: 1.1rem;
  padding: 0.85rem 1rem;
}

@media (max-width: 1080px) {
  .stat-card {
    grid-column: span 6;
  }

  .span-8,
  .span-7,
  .span-6,
  .span-5,
  .span-4 {
    grid-column: span 12;
  }
}

@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(310px, 85vw);
    transform: translateX(-102%);
    transition: transform var(--transition-fast);
    z-index: 40;
  }

  .sidebar.is-open {
    transform: translateX(0);
  }

  .mobile-menu-btn {
    display: inline-flex;
    border: 1px solid #c7dce0;
    background: #fff;
    border-radius: 10px;
    padding: 0.45rem 0.65rem;
    font-weight: 700;
    color: var(--text-main);
  }

  .topbar {
    padding-inline: var(--space-3);
  }

  .layout-pad {
    padding: var(--space-3);
  }

  .heatmap {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .login-card {
    padding: var(--space-3);
  }

  .login-layout {
    grid-template-columns: 1fr;
  }

  .avatar-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .stat-card {
    grid-column: span 12;
  }

  .pin-pad {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .student-hero {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0ms !important;
    transition-duration: 0ms !important;
    scroll-behavior: auto !important;
  }
}

/* Printable student report */
.report-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: flex-end;
  padding: var(--space-3) var(--space-4);
}

.report-sheet {
  width: min(900px, 100%);
  margin: 0 auto var(--space-5);
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-5);
}

.report-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border-bottom: 3px solid var(--brand-primary);
  padding-bottom: var(--space-3);
}

.report-title {
  flex: 1;
}

.report-title h1 {
  margin: 0;
  font-size: 1.5rem;
}

.report-title p {
  margin: 0;
  color: var(--text-muted);
}

.report-meta {
  text-align: right;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.report-student {
  margin-top: var(--space-3);
}

.report-student h2 {
  margin: 0 0 0.2rem;
}

.report-student p {
  margin: 0;
  color: var(--text-muted);
}

.report-grid,
.report-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.report-subject {
  border: 1px solid rgba(0, 114, 114, 0.18);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
}

.report-subject h3 {
  margin: 0 0 0.6rem;
  color: var(--brand-primary-dark);
}

.report-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.report-kpis span {
  display: block;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.report-kpis strong {
  font-size: 1.25rem;
}

.report-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-top: var(--space-3);
  background: var(--brand-primary-soft);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
}

.report-summary span {
  display: block;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.report-summary strong {
  font-size: 1.1rem;
}

.report-columns h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.report-table {
  min-width: 0;
}

.report-foot {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid #e1edf0;
  color: var(--text-muted);
  font-size: 0.86rem;
}

@media (max-width: 760px) {
  .report-grid,
  .report-columns,
  .report-summary {
    grid-template-columns: 1fr;
  }
}

/* Avatars */
.avatar-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--brand-primary-soft), var(--brand-secondary-soft));
  line-height: 1;
  flex-shrink: 0;
  overflow: hidden;
}

.avatar-badge img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-xs { width: 1.9rem; height: 1.9rem; font-size: 1.05rem; }
.avatar-sm { width: 2.4rem; height: 2.4rem; font-size: 1.35rem; }
.avatar-md { width: 3.3rem; height: 3.3rem; font-size: 1.9rem; }
.avatar-lg { width: 4.6rem; height: 4.6rem; font-size: 2.7rem; }

.profile-strip {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.profile-strip h2 {
  margin: 0;
}

.name-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

@media print {
  body {
    background: #fff !important;
  }

  .no-print,
  .sidebar,
  .topbar,
  .mobile-menu-btn {
    display: none !important;
  }

  .report-sheet {
    box-shadow: none;
    margin: 0;
    width: 100%;
    max-width: none;
    padding: 0;
  }

  .report-subject,
  .report-summary,
  .report-columns section {
    break-inside: avoid;
  }

  @page {
    margin: 1.5cm;
  }
}


/* === Modern tech refresh layer ===================================== */
/* Adds a more "data-platform" feel without rewriting the base styles. */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@500;600&display=swap');

:root {
  --grid-line: rgba(0, 114, 114, 0.045);
  --grid-line-strong: rgba(0, 114, 114, 0.12);
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
  /* Override the muted token to a slightly darker shade so paragraph copy
     keeps WCAG AA contrast over the dot-grid backdrop and frosted topbar. */
  --text-muted: #4a5e60;
}

/* Subtle dot-grid backdrop that reads "instrument panel" rather than blank canvas. */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(circle at 1px 1px, var(--grid-line) 1px, transparent 0);
  background-size: 22px 22px;
  opacity: 0.45;
}

.app-shell,
.role-login {
  position: relative;
  z-index: 1;
}

/* Cards: thin gradient accent on the left edge + slightly deeper shadow on hover. */
.card {
  position: relative;
  border-left: 3px solid transparent;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}
.card:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 36px rgba(0, 58, 58, 0.10);
  border-left-color: rgba(0, 114, 114, 0.55);
}

/* KPI / stat cards: numeric value in mono and a faint glow. */
.stat-value,
.kpi-box strong {
  font-family: var(--mono);
  font-feature-settings: 'tnum' 1, 'lnum' 1;
  letter-spacing: -0.01em;
}
.stat-card {
  background:
    linear-gradient(160deg, #ffffff 0%, #f0f7f8 100%),
    radial-gradient(120px 80px at 100% 0%, rgba(0, 114, 114, 0.15), transparent 60%);
  background-blend-mode: normal, multiply;
  border: 1px solid rgba(0, 114, 114, 0.12);
}
.stat-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.6), transparent 30%);
  mix-blend-mode: overlay;
}

/* Buttons: sharper corners, micro-shadow, animated underline accent on focus. */
.btn {
  border-radius: 10px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: transform 140ms ease, box-shadow 140ms ease, background 160ms ease;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn-primary {
  background: linear-gradient(140deg, #008383 0%, #006464 100%);
  box-shadow: 0 6px 14px rgba(0, 100, 100, 0.22);
}
.btn-primary:hover {
  background: linear-gradient(140deg, #009393 0%, #006a6a 100%);
  box-shadow: 0 10px 22px rgba(0, 100, 100, 0.28);
}
.btn-secondary {
  background: #f3f7f7;
  border: 1px solid rgba(0, 114, 114, 0.18);
}

/* Sidebar: panel-style background, mono brand wordmark, lift on nav active. */
.sidebar {
  background:
    linear-gradient(180deg, #ffffff 0%, #f6fafa 100%);
  border-right: 1px solid var(--grid-line-strong);
}
.brand-row strong {
  font-family: var(--mono);
  letter-spacing: 0.02em;
}
.nav-link.is-active {
  background: linear-gradient(90deg, rgba(0, 114, 114, 0.12), transparent 90%);
  border-left: 3px solid var(--brand-primary);
  padding-left: calc(var(--space-3) - 3px);
}

/* Topbar: thin bottom divider for that "console" feel. */
.topbar {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--grid-line-strong);
}

/* Data tables: monospace numbers, tighter rows, subtle striping. */
.data-table {
  font-variant-numeric: tabular-nums;
}
.data-table td:nth-child(n+2) {
  font-family: var(--mono);
  font-weight: 500;
}
.data-table th {
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  color: #2c3e3e;
  font-weight: 600;
}
.data-table tbody tr:nth-child(even) {
  background: rgba(0, 114, 114, 0.025);
}

/* Badges: keep mono numerals but readable case + stronger contrast. */
.badge {
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.01em;
  padding: 0.32rem 0.7rem;
  color: #0c3a3a;
}
.badge.warning { color: #6c3500; }
.badge.success { color: #0a6840; }

/* Logo mark: subtle animated sheen for a "live system" feel. */
.logo-mark {
  position: relative;
  overflow: hidden;
}
.logo-mark::before {
  content: '';
  position: absolute;
  inset: -50%;
  background: conic-gradient(from 0deg, transparent 0%, rgba(255, 255, 255, 0.22) 25%, transparent 50%);
  animation: logoSheen 8s linear infinite;
}
@keyframes logoSheen {
  to { transform: rotate(1turn); }
}

/* Honour reduced-motion preferences. */
@media (prefers-reduced-motion: reduce) {
  .logo-mark::before { animation: none; }
  .card, .btn { transition: none; }
}