@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --bg-primary: #f8fafc; /* Slate 50 */
  --bg-secondary: #ffffff; /* White */
  --bg-tertiary: #f1f5f9; /* Slate 100 */
  --accent-primary: #0f766e; /* Deep Teal */
  --accent-secondary: #0d9488; /* Teal 600 */
  --accent-gradient: linear-gradient(135deg, #0f766e 0%, #0d9488 100%);
  --text-primary: #0f172a; /* Slate 900 */
  --text-secondary: #475569; /* Slate 600 */
  --text-muted: #94a3b8; /* Slate 400 */
  
  --success: #15803d; /* Green 700 */
  --success-bg: #f0fdf4; /* Green 50 */
  --success-border: #bbf7d0; /* Green 200 */
  
  --warning: #b45309; /* Amber 700 */
  --warning-bg: #fffbeb; /* Amber 50 */
  --warning-border: #fef3c7; /* Amber 200 */
  
  --danger: #b91c1c; /* Red 700 */
  --danger-bg: #fef2f2; /* Red 50 */
  --danger-border: #fee2e2; /* Red 200 */
  
  --info: #1d4ed8; /* Blue 700 */
  --info-bg: #eff6ff; /* Blue 50 */
  --info-border: #dbeafe; /* Blue 200 */
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.04), 0 4px 6px -2px rgba(15, 23, 42, 0.02);
  --border-light: 1px solid #e2e8f0; /* Slate 200 */
}

/* Global Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Header & Navbar */
header {
  background-color: var(--bg-secondary);
  border-bottom: var(--border-light);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.navbar {
  max-width: 1700px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--accent-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

.logo:hover {
  opacity: 0.9;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-user {
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 600;
  background-color: var(--bg-tertiary);
  padding: 0.4rem 0.8rem;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-logout {
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--danger);
  background-color: var(--danger-bg);
  border: 1px solid var(--danger-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
}

.btn-logout:hover {
  background-color: var(--danger);
  color: #ffffff;
  border-color: var(--danger);
}

/* Main Container */
main {
  flex: 1;
  max-width: 1700px;
  width: 100%;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  border-top: var(--border-light);
  background-color: var(--bg-secondary);
}

/* Elegant Cards */
.card {
  background: var(--bg-secondary);
  border: var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-lg);
  margin-bottom: 2rem;
  transition: var(--transition);
}

/* Layout Split */
.dashboard-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2rem;
  align-items: start;
}

/* Allow the right column to shrink without its content causing overflow */
.dashboard-layout > div {
  min-width: 0;
}

@media (max-width: 992px) {
  .dashboard-layout {
    grid-template-columns: 1fr;
  }
  .profile-card {
    position: relative !important;
    top: 0 !important;
    margin-bottom: 2rem;
  }
}

/* Sidebar Profile Card */
.profile-card {
  position: sticky;
  top: 90px;
  text-align: center;
}

.avatar-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: #ffffff;
  font-size: 2rem;
  font-weight: 800;
  font-family: 'Plus Jakarta Sans', sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem auto;
  box-shadow: 0 4px 10px rgba(15, 118, 110, 0.2);
}

.profile-name {
  font-size: 1.2rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.profile-id {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

@media (max-width: 1200px) {
  .date-range {
    /* span 2 cell */
    grid-column: span 2;
  }
}

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .grid-3, .grid-4 {
    grid-template-columns: repeat(1, 1fr);
  }
  .date-range {
    grid-column: span 1;
    grid-template-columns: repeat(1, 1fr) !important;
  }
  .date-range > button > span {
    display: block !important;
  }
  .profile-card {
    top: 70px;
    padding: 20px !important;
  }
  .profile-card > .info-list {
    display: none;
  }
  .logo > p {
    display: none;
  }
  .nav-user {
    display: none;;
  }
  .card {
    padding: 1rem;
  }
  .app-card {
    padding: 0.5rem;
  }
  main {
    padding: 1rem;
  }
}

/* Info List */
.info-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.info-item {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 0.5rem;
}

.info-item-horizontal {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 0.5rem;
  font-size: 0.95rem;
}

.info-label {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.15rem;
}

.info-value {
  color: var(--text-primary);
  font-weight: 600;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-yuborilgan {
  background-color: var(--info-bg);
  color: var(--info);
  border: 1px solid var(--info-border);
}

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

.badge-apellatsiya {
  background-color: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

.badge-tasdiqlangan {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success-border);
}

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

.badge-kutilmoqda {
  background-color: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(15, 118, 110, 0.2);
}

.btn-primary:hover {
  opacity: 0.95;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(15, 118, 110, 0.3);
}

.btn-secondary {
  background-color: #ffffff;
  color: var(--text-primary);
  border: var(--border-light);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--bg-tertiary);
  transform: translateY(-1px);
}

/* Login Page Layout */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - 200px);
}

.login-card {
  max-width: 480px;
  width: 100%;
  text-align: center;
  border-top: 4px solid var(--accent-primary);
}

.login-logo {
  font-size: 2.75rem;
  color: var(--accent-primary);
  margin-bottom: 1.25rem;
}

.login-card h1 {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.login-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2.25rem;
}

/* Form inputs styling */
.form-group {
  margin-bottom: 1.5rem;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  background-color: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
}

/* Alerts / Notification bars */
.alert-container {
  max-width: 1200px;
  margin: 0 auto 1.5rem auto;
  padding: 0 1.5rem;
}

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.95rem;
}

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

.alert-error, .alert-danger {
  background-color: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

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

/* Tables styling */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: var(--border-light);
  background-color: #ffffff;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  font-weight: 700;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.8rem;
  padding: 1rem 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: var(--border-light);
}

td {
  padding: 1.25rem;
  border-bottom: var(--border-light);
  font-size: 0.95rem;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background-color: #fafbfd;
}

/* Responsive cards view for tables */
.apps-grid {
  display: none;
  flex-direction: column;
  gap: 1.25rem;
}

@media (max-width: 768px) {
  .table-wrapper {
    display: none;
  }
  .apps-grid {
    display: flex;
  }
}

.app-card {
  background-color: #ffffff;
  border: var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.app-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: 0.75rem;
}

.app-card-title {
  font-weight: 800;
  font-size: 0.8rem;
  color: var(--text-primary);
}

.app-card-details {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.app-card-details div {
  display: flex;
  justify-content: space-between;
}

.app-card-details span:last-child {
  color: var(--text-primary);
  font-weight: 600;
}

/* Appeal Sub-Section on Dashboard */
.appeal-info {
  margin-top: 1rem;
  padding: 1.25rem;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
}

.appeal-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.appeal-box {
  background-color: #ffffff;
  border: var(--border-light);
  border-radius: var(--radius-sm);
  padding: 1rem;
  font-size: 0.9rem;
  box-shadow: var(--shadow-sm);
  color: var(--text-primary);
}

.appeal-box-status {
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Mock authentication view list */
.student-list {
  max-height: 380px;
  overflow-y: auto;
  border: var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
  background-color: #ffffff;
}

.student-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.15rem;
  border-bottom: var(--border-light);
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition);
}

.student-list-item:last-child {
  border-bottom: none;
}

.student-list-item:hover {
  background-color: #f0fdfa; /* Teal 50 */
  border-left: 4px solid var(--accent-primary);
}

.student-info-main {
  text-align: left;
}

.student-info-name {
  font-weight: 700;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  color: var(--text-primary);
}

.student-info-id {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
}