/* ==========================================================================
   CramPilot Student Grade Portal - Stylesheet
   Theme: CramPilot Aero Palette (Aviation Navy, Azure Sky & Racing Red)
   ========================================================================== */

:root {
  /* CramPilot Aero Palette — Derived from logo.png */
  /* Aviation Blues (Cockpit, Stunt Wings & Sky) */
  --primary-navy: #0B2545;       /* Deep Aero Navy */
  --primary-light: #0284C7;      /* Stunt Wing Azure Blue */
  --primary-hover: #0369A1;      /* Deep Sky Blue */
  --secondary-navy: #07172C;     /* Midnight Cockpit Navy */
  
  /* Dynamic Racing Accents (Engine Cowl & Wing Stripes) */
  --accent-red: #DC2626;         /* Dynamic Racing Red */
  --accent-red-hover: #B91C1C;   /* Deep Cherry Red */
  --accent-red-light: #FEF2F2;   /* Rose Cloud Tint */
  --accent-sky: #38BDF8;         /* Electric Cockpit Glow */
  --accent-sky-light: #E0F2FE;   /* Cloud Mist Blue */

  /* Legacy theme aliases (for seamless backward compatibility across UI components) */
  --accent-gold: #DC2626;        /* Dynamic Racing Red Accent */
  --accent-gold-light: #FEF2F2;  /* Soft Red Tint */
  --accent-gold-dark: #B91C1C;   /* Deep Red Tone */
  --accent-amber: #EA580C;       /* Aviation Amber */
  --accent-cream: #F0F7FF;       /* Soft Cloud Sky */
  
  /* Backgrounds & Borders (Airy Clouds & Clean Dashboard) */
  --bg-slate: #F4F8FC;           /* Crisp Aero Cloud Slate */
  --card-bg: #FFFFFF;
  --border-subtle: #E2EBF5;       /* Subtle Cloud Blue Border */
  --border-hover: #0284C7;        /* Sky Blue Hover */
  
  /* Typography */
  --text-primary: #0F172A;        /* Midnight Slate Text */
  --text-secondary: #334155;      /* Medium Slate Text */
  --text-muted: #64748B;          /* Muted Slate Text */
  --text-white: #FFFFFF;
  
  /* Statuses */
  --success-bg: #ECFDF5;
  --success-text: #065F46;
  --success-border: #A7F3D0;
  
  --warning-bg: #FFFBEB;
  --warning-text: #92400E;
  --warning-border: #FDE68A;
  
  --danger-bg: #FEF2F2;
  --danger-text: #DC2626;
  --danger-border: #FECACA;
  
  --info-bg: #E0F2FE;
  --info-text: #0369A1;
  --info-border: #BAE6FD;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --shadow-sm: 0 1px 2px 0 rgba(11, 37, 69, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(11, 37, 69, 0.08), 0 2px 4px -1px rgba(11, 37, 69, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(11, 37, 69, 0.1), 0 4px 6px -2px rgba(11, 37, 69, 0.04);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-slate);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  background: linear-gradient(135deg, var(--primary-navy) 0%, #0F3860 50%, var(--primary-light) 100%);
  color: var(--text-white);
  padding: 1.15rem 1.5rem;
  border-bottom: 3.5px solid var(--accent-red);
  box-shadow: var(--shadow-md);
}

.header-container {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.logo-shield {
  width: 46px;
  height: 46px;
  background-color: #FFFFFF;
  border: 2px solid rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
  overflow: hidden;
  flex-shrink: 0;
  padding: 2px;
}

.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.brand-text h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-text .institution {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.82);
}

.header-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
  font-size: 0.82rem;
}

/* User Session Toolbar (Header) */
.user-session-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.82rem;
  color: var(--text-white);
  max-width: 100%;
}

.user-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--accent-gold);
  flex-shrink: 0;
}

.user-avatar-initials {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--accent-gold);
  color: var(--primary-navy);
  font-weight: 700;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.user-email-display {
  font-weight: 500;
  white-space: nowrap;
}

.btn-signout {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-signout:hover {
  background: rgba(220, 38, 38, 0.85);
  border-color: rgba(220, 38, 38, 0.95);
  color: #FFFFFF;
}

.header-meta .instructor {
  color: rgba(255, 255, 255, 0.9);
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-subtle {
  background-color: rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
}

/* ==========================================================================
   Main Layout & Cards
   ========================================================================== */

.main-container {
  max-width: 1080px;
  width: 100%;
  margin: 2rem auto;
  padding: 0 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1.75rem;
}

/* When results are visible, align content to the top */
.main-container.has-results {
  justify-content: flex-start;
  align-items: stretch;
}

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-hover);
}

/* ==========================================================================
   Search Section
   ========================================================================== */

.search-section {
  text-align: center;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  padding: 1.5rem 1.75rem;
  width: 100%;
}

.search-section[style*="display: none"] {
  display: none !important;
}

.section-title-group h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 0.35rem;
}

.section-title-group .subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 1.5rem auto;
}

.lookup-form {
  max-width: 600px;
  width: 100%;
  margin: 0 auto;
}

/* SSO Authentication Card Styles */
.auth-card-content {
  max-width: 540px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.sso-box {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.sso-header {
  text-align: center;
}

.sso-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 0.35rem;
}

.sso-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.sso-subtitle strong {
  color: var(--accent-gold-dark);
}

.sso-button-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 44px;
  width: 100%;
}

/* ==========================================================================
   Instructor / Admin Console Section
   ========================================================================== */

.admin-card {
  max-width: 680px;
  margin: 0 auto;
  border-top: 3px solid var(--accent-gold);
}

.admin-box {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.admin-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.admin-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--accent-gold-light);
  color: var(--accent-gold-dark);
  border: 1px solid var(--accent-gold);
  margin-bottom: 0.25rem;
}

.admin-pill svg {
  stroke: var(--accent-gold-dark);
}

.email-quick-box {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.btn-text-subtle {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.82rem;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
  padding: 0.25rem;
  transition: color 0.2s ease;
}

.btn-text-subtle:hover {
  color: var(--primary-navy);
}

.email-lookup-form {
  width: 100%;
  margin-top: 0.5rem;
}

.auth-divider {
  display: flex;
  align-items: center;
  width: 100%;
  color: var(--text-muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--border-subtle);
}

.auth-divider span {
  padding: 0 0.85rem;
}

.fallback-id-box {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.btn-text-link {
  background: none;
  border: none;
  color: var(--primary-navy);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.btn-text-link:hover {
  background-color: var(--accent-gold-light);
  color: var(--accent-gold-dark);
}

.icon-chevron {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

.btn-text-link.is-active .icon-chevron {
  transform: rotate(180deg);
}

.fallback-form {
  width: 100%;
}

/* Subject Selector Dropdown */
.subject-select-container {
  margin-bottom: 0.85rem;
  text-align: left;
}

.subject-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary-navy);
  margin-bottom: 0.3rem;
}

.select-wrapper {
  position: relative;
  background-color: #FFFFFF;
  border: 2px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.select-wrapper:focus-within {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(47, 79, 85, 0.15);
}

.subject-select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--primary-navy);
  background: transparent;
  border: none;
  outline: none;
  cursor: pointer;
  appearance: auto;
}

.input-wrapper {
  display: flex;
  position: relative;
  align-items: center;
  border: 2px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background-color: #FFFFFF;
  padding: 0.35rem;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.input-wrapper:focus-within {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(47, 79, 85, 0.15);
}

.input-icon-box {
  padding-left: 0.75rem;
  padding-right: 0.5rem;
  display: flex;
  align-items: center;
  color: var(--text-muted);
}

.input-icon-box .icon {
  width: 20px;
  height: 20px;
}

.input-wrapper input {
  flex: 1;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary-navy);
  letter-spacing: 0.05em;
  padding: 0.5rem 0.25rem;
  text-transform: uppercase;
}

.input-wrapper input::placeholder {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: normal;
  text-transform: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.65rem 1.35rem;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: var(--font-sans);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-navy) 0%, #0369A1 100%);
  color: #FFFFFF;
  box-shadow: 0 2px 5px rgba(11, 37, 69, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369A1 0%, var(--primary-light) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(2, 132, 199, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background-color: var(--bg-slate);
  color: var(--primary-navy);
  border-color: var(--border-hover);
}

.icon-arrow {
  width: 18px;
  height: 18px;
}

.form-hints {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.85rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.form-hints code {
  background-color: #E2E8F0;
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--primary-navy);
}

.privacy-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: #065F46;
  background-color: #D1FAE5;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-weight: 500;
}

/* ==========================================================================
   Loading & Errors
   ========================================================================== */

.status-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(47, 79, 85, 0.15);
  border-top-color: var(--primary-light);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 1.5rem auto;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  margin: 0.5rem 0 1rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  line-height: 1.5;
  box-shadow: var(--shadow-sm);
}

.alert-error {
  background-color: var(--danger-bg);
  border: 1.5px solid var(--danger-border);
  color: var(--danger-text);
}

.alert-icon {
  flex-shrink: 0;
}

/* ==========================================================================
   Result Container (Stacked, 100% Full Width)
   ========================================================================== */

.result-container {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.result-container[style*="display: none"] {
  display: none !important;
}

.result-toolbar {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  margin-bottom: 0.25rem;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.15rem;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
  color: var(--primary-navy);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-back:hover {
  background-color: var(--bg-slate);
  border-color: var(--primary-light);
  transform: translateY(-1px);
}

/* ==========================================================================
   Student Profile Card
   ========================================================================== */

.profile-card {
  width: 100%;
  border-top: 3px solid var(--accent-gold);
  background-color: #FFFFFF;
  padding: 1.25rem 1.75rem;
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-md);
}

.profile-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  width: 100%;
}

.profile-identity {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.avatar-circle {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-navy), var(--primary-light));
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  font-weight: 700;
  border: 2.5px solid var(--accent-red);
  box-shadow: 0 2px 8px rgba(11, 37, 69, 0.15);
}

.identity-text .name-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
  flex-wrap: wrap;
}

.student-name {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.btn-text-toggle {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.78rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  background-color: var(--bg-slate);
  border: 1px solid var(--border-subtle);
}

.btn-text-toggle:hover {
  color: var(--primary-light);
  border-color: var(--primary-light);
}

.btn-text-toggle .icon-eye {
  width: 14px;
  height: 14px;
}

.id-section-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
}

.tag-id {
  background-color: #E2E8F0;
  color: var(--primary-navy);
  font-family: var(--font-mono);
}

.tag-section {
  background-color: var(--info-bg);
  color: var(--info-text);
}

.tag-subject {
  background-color: #E0F2FE;
  color: #0369A1;
  border: 1px solid #BAE6FD;
  font-weight: 700;
}

.tag-folder {
  background-color: var(--bg-slate);
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Multi-Subject Tab Bar */
.subject-tabs-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background-color: #FFFFFF;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
}

.subject-tabs-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.subject-tabs-list {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.subject-tab-btn {
  background-color: var(--bg-slate);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.subject-tab-btn:hover {
  border-color: var(--primary-light);
  color: var(--primary-navy);
}

.subject-tab-btn.active {
  background-color: var(--primary-navy);
  border-color: var(--primary-navy);
  color: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   Result Toolbar (Back / Change ID)
   ========================================================================== */

.result-toolbar {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 0.25rem;
}

.btn-back {
  background-color: #FFFFFF;
  border: 1.5px solid var(--border-subtle);
  color: var(--primary-navy);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
}

.btn-back:hover {
  background-color: var(--bg-slate);
  border-color: var(--primary-navy);
  color: var(--primary-navy);
}

/* ==========================================================================
   Laboratory Cards
   ========================================================================== */

.labs-section-header {
  margin-bottom: 1.25rem;
}

.labs-section-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.labs-section-header p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.evaluations-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.lab-card {
  background-color: var(--card-bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.lab-card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
}

.lab-card-header {
  padding: 1.1rem 1.4rem;
  background-color: #FFFFFF;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.15s ease;
}

.lab-card-header:hover {
  background-color: #F8FAFC;
}

.lab-card.is-expanded .lab-card-header {
  background-color: #F8FAFC;
  border-bottom: 1px solid var(--border-subtle);
}

.lab-title-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.lab-badge-number {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary-navy), #0F3860);
  color: #FFFFFF;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  border: 1px solid rgba(2, 132, 199, 0.3);
}

.lab-title-text h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-navy);
}

.lab-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.75rem;
  margin-top: 0.25rem;
  font-size: 0.78rem;
}

.lab-timestamp {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.lab-deadline {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.76rem;
  color: var(--text-secondary);
  background: var(--info-bg);
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
}

.lab-deadline strong {
  color: var(--primary-navy);
  font-weight: 600;
}

.timing-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.timing-ontime {
  background-color: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}

.timing-late {
  background-color: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
}

.timing-pastdue {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}

.timing-pending {
  background-color: rgba(148, 163, 184, 0.15);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}


.lab-score-badge-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.status-chip {
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.status-perfect {
  background-color: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}

.status-passed {
  background-color: var(--info-bg);
  color: var(--info-text);
  border: 1px solid var(--info-border);
}

.status-evaluated {
  background-color: #F1F5F9;
  color: #334155;
  border: 1px solid #CBD5E1;
}

.status-danger {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}

.status-pending {
  background-color: #F1F5F9;
  color: #64748B;
  border: 1px solid #CBD5E1;
}

.lab-score-display {
  background-color: var(--primary-navy);
  color: #FFFFFF;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
}

.lab-score-denom {
  font-size: 0.78rem;
  color: #CBD5E1;
}

.accordion-chevron {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: transform 0.2s ease, color 0.2s ease;
  margin-left: 0.35rem;
}

.lab-card.is-expanded .accordion-chevron {
  transform: rotate(180deg);
  color: var(--primary-navy);
}

.lab-card-body {
  padding: 1.5rem;
  background-color: #FFFFFF;
  animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Rubric Grid */
.rubric-section-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.75rem;
}

.rubric-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.25rem;
  font-size: 0.88rem;
}

.rubric-table th {
  background-color: #F1F5F9;
  color: var(--text-secondary);
  text-align: left;
  padding: 0.65rem 0.85rem;
  font-weight: 600;
  border-bottom: 1px solid var(--border-subtle);
}

.rubric-table td {
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border-subtle);
}

.rubric-points-cell {
  font-family: var(--font-mono);
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
}

/* Bonus & Deduction Chips */
.adjustment-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1.25rem;
}

.adjustment-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
}

.adjustment-bonus {
  background-color: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.adjustment-deduction {
  background-color: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
}

.feedback-box {
  background-color: #F0FDF4;
  border: 1px solid #BBF7D0;
  border-left: 4px solid #16A34A;
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.feedback-box h5 {
  font-size: 0.82rem;
  font-weight: 700;
  color: #15803D;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.feedback-text {
  font-size: 0.9rem;
  color: #14532D;
  line-height: 1.6;
}

/* Task Badge Colors */
.task-tag {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
}

.task-tag-green {
  background-color: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.task-tag-red {
  background-color: #FEF2F2;
  color: #DC2626;
  border: 1px solid #FECACA;
}

.task-tag-yellow {
  background-color: #FFFBEB;
  color: #92400E;
  border: 1px solid #FDE68A;
}

/* Missing Exercise Highlight */
.lab-card.is-missing .lab-title-text h4 {
  color: #DC2626 !important;
}

.lab-card.is-missing .lab-badge-number {
  background-color: #FEF2F2 !important;
  color: #DC2626 !important;
  border: 1.5px solid #FECACA !important;
}

.lab-timestamp-missing {
  color: #DC2626 !important;
  font-weight: 600;
}

/* ==========================================================================
   Info Section & Policy Drawer
   ========================================================================== */

.info-section {
  background-color: #FFFFFF;
}

.info-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 1rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.info-item {
  background-color: var(--bg-slate);
  padding: 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.info-item h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 0.35rem;
}

.info-item p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background-color: var(--secondary-navy);
  color: #94A3B8;
  padding: 2.25rem 1.5rem;
  text-align: center;
  font-size: 0.82rem;
  margin-top: auto;
  border-top: 3.5px solid var(--accent-red);
}

.footer-container {
  max-width: 1080px;
  margin: 0 auto;
}

.sub-footer {
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: #64748B;
}

.footer-tagline {
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #F0F7FF;
  font-size: 0.88rem;
  text-transform: uppercase;
}

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

/* ==========================================================================
   Print Styles (Optimized for Grade Slip Printing)
   ========================================================================== */

@media print {
  body {
    background-color: #FFFFFF;
    color: #000000;
  }

  .site-header {
    background: #FFFFFF !important;
    color: #000000 !important;
    border-bottom: 2px solid #000000;
    padding: 0.5rem 0;
  }

  .logo-shield {
    border: 1px solid #000000;
    color: #000000;
    background: transparent;
  }

  .brand-text .institution,
  .header-meta .instructor {
    color: #333333 !important;
  }

  .search-section,
  .btn-text-toggle,
  .profile-actions,
  .site-footer,
  .info-section {
    display: none !important;
  }

  .main-container {
    margin: 0;
    padding: 0;
    max-width: 100%;
  }

  .card, .lab-card {
    box-shadow: none !important;
    border: 1px solid #CCCCCC !important;
    page-break-inside: avoid;
    margin-bottom: 1rem;
  }

  .lab-card-header {
    background: #F0F0F0 !important;
  }

  .lab-score-display {
    background: #EEEEEE !important;
    color: #000000 !important;
    border: 1px solid #999999;
  }

  .badge-standing {
    border: 1px solid #000000;
  }
}

/* Responsive adjustments */
@media (max-width: 640px) {
  .site-header {
    padding: 1rem;
  }

  .header-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-meta {
    align-items: flex-start;
  }

  .input-wrapper {
    flex-direction: column;
    gap: 0.5rem;
  }

  .btn-primary {
    width: 100%;
  }

  .profile-header {
    flex-direction: column;
  }

  .profile-actions {
    width: 100%;
  }

  .profile-actions button {
    width: 100%;
  }

  .lab-card-header {
    flex-direction: column;
    align-items: flex-start;
  }
}