/* =============================================
   CollegeFixIt — Gradient Theme
   ============================================= */

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

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

:root {
  --grad-1:        #667eea;
  --grad-2:        #764ba2;
  --grad-3:        #f093fb;
  --grad-4:        #f5576c;
  --grad-5:        #4facfe;
  --grad-6:        #00f2fe;

  --primary:       #667eea;
  --primary-dark:  #5a67d8;
  --primary-light: rgba(102,126,234,0.15);

  --success:       #48bb78;
  --success-light: rgba(72,187,120,0.15);
  --warning:       #ed8936;
  --warning-light: rgba(237,137,54,0.15);
  --danger:        #fc5c7d;
  --danger-light:  rgba(252,92,125,0.15);
  --info:          #4facfe;
  --info-light:    rgba(79,172,254,0.15);

  --dark:          #0f0c29;
  --dark-2:        #1a1a2e;
  --dark-3:        #16213e;
  --card-bg:       rgba(255,255,255,0.07);
  --card-border:   rgba(255,255,255,0.12);
  --text-primary:  #ffffff;
  --text-secondary:rgba(255,255,255,0.65);
  --text-muted:    rgba(255,255,255,0.35);

  --radius:        14px;
  --radius-lg:     20px;
  --shadow:        0 8px 32px rgba(0,0,0,0.3);
  --shadow-glow:   0 0 40px rgba(102,126,234,0.25);
  --transition:    all 0.25s cubic-bezier(0.4,0,0.2,1);
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--dark);
  color: var(--text-primary);
  min-height: 100vh;
}

.hidden { display: none !important; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.2); border-radius: 99px; }

/* =============================================
   ANIMATED BACKGROUND
   ============================================= */

.auth-page,
.dashboard-page {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(102,126,234,0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(118,75,162,0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 60% 80%, rgba(240,147,251,0.12) 0%, transparent 60%),
    linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
  min-height: 100vh;
}

/* Floating orbs */
.auth-page::before,
.auth-page::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
  pointer-events: none;
  animation: float 8s ease-in-out infinite;
}

.auth-page::before {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #667eea, #764ba2);
  top: -100px; left: -100px;
}

.auth-page::after {
  width: 300px; height: 300px;
  background: radial-gradient(circle, #f093fb, #f5576c);
  bottom: -80px; right: -80px;
  animation-delay: -4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-30px) scale(1.05); }
}

/* =============================================
   AUTH PAGE
   ============================================= */

.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  position: relative;
}

.auth-container {
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2.2rem;
  width: 100%;
  max-width: 430px;
  box-shadow: var(--shadow), var(--shadow-glow);
  position: relative;
  z-index: 1;
}

/* Gradient top border accent */
.auth-container::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.auth-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-logo .logo-icon {
  font-size: 3rem;
  display: block;
  filter: drop-shadow(0 0 20px rgba(102,126,234,0.6));
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { filter: drop-shadow(0 0 20px rgba(102,126,234,0.6)); }
  50%       { filter: drop-shadow(0 0 35px rgba(240,147,251,0.8)); }
}

.auth-logo h1 {
  font-size: 1.9rem;
  font-weight: 800;
  background: linear-gradient(135deg, #667eea, #f093fb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 0.5rem;
  letter-spacing: -0.02em;
}

.auth-logo p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0.3rem;
}

/* Tabs */
.auth-tabs {
  display: flex;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 4px;
  margin-bottom: 1.8rem;
}

.tab-btn {
  flex: 1;
  padding: 0.65rem;
  border: none;
  background: transparent;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  color: var(--text-secondary);
  transition: var(--transition);
  font-family: inherit;
}

.tab-btn.active {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(102,126,234,0.4);
}

/* =============================================
   FORMS
   ============================================= */

.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.45rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.07);
  border: 1.5px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: var(--transition);
  outline: none;
  font-family: inherit;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group select option {
  background: #302b63;
  color: #fff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: #667eea;
  background: rgba(102,126,234,0.1);
  box-shadow: 0 0 0 3px rgba(102,126,234,0.2);
}

.form-group textarea {
  resize: vertical;
  min-height: 85px;
}

/* Buttons */
.btn-primary {
  width: 100%;
  padding: 0.8rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 0.5rem;
  font-family: inherit;
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102,126,234,0.5);
}

.btn-primary:hover::after { opacity: 1; }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-secondary {
  padding: 0.65rem 1.3rem;
  background: rgba(255,255,255,0.08);
  color: var(--text-primary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.14);
  border-color: rgba(255,255,255,0.25);
}

/* Messages */
.error-msg {
  background: var(--danger-light);
  border: 1px solid rgba(252,92,125,0.3);
  color: #fc5c7d;
  border-radius: var(--radius);
  padding: 0.65rem 1rem;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

.success-msg {
  background: var(--success-light);
  border: 1px solid rgba(72,187,120,0.3);
  color: #68d391;
  border-radius: var(--radius);
  padding: 0.65rem 1rem;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

/* =============================================
   NAVBAR
   ============================================= */

.navbar {
  background: rgba(15,12,41,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  font-size: 1.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, #667eea, #f093fb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: -0.02em;
}

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

.nav-user {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.nav-badge {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #fff;
  padding: 0.22rem 0.8rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  box-shadow: 0 2px 10px rgba(102,126,234,0.4);
}

.btn-logout {
  padding: 0.42rem 1rem;
  background: transparent;
  color: #fc5c7d;
  border: 1.5px solid rgba(252,92,125,0.4);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-logout:hover {
  background: var(--danger-light);
  border-color: #fc5c7d;
}

/* =============================================
   DASHBOARD LAYOUT
   ============================================= */

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.card {
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 1.6rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

/* Subtle gradient shimmer on cards */
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}

.card h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.3rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.3rem;
}

.section-header h2 { margin-bottom: 0; }

.btn-refresh {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text-secondary);
  padding: 0.38rem 0.9rem;
  border-radius: 8px;
  font-size: 0.83rem;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-refresh:hover {
  background: rgba(102,126,234,0.2);
  border-color: rgba(102,126,234,0.4);
  color: #fff;
}

/* =============================================
   STATS ROW
   ============================================= */

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: var(--shadow);
}

.stat-card::after {
  content: '';
  position: absolute;
  bottom: -20px; right: -20px;
  width: 80px; height: 80px;
  border-radius: 50%;
  opacity: 0.15;
}

.stat-card.total {
  background: linear-gradient(135deg, rgba(102,126,234,0.25), rgba(118,75,162,0.25));
}
.stat-card.total::after { background: #667eea; }

.stat-card.pending {
  background: linear-gradient(135deg, rgba(237,137,54,0.2), rgba(245,87,108,0.2));
}
.stat-card.pending::after { background: #ed8936; }

.stat-card.progress {
  background: linear-gradient(135deg, rgba(79,172,254,0.2), rgba(0,242,254,0.2));
}
.stat-card.progress::after { background: #4facfe; }

.stat-card.resolved {
  background: linear-gradient(135deg, rgba(72,187,120,0.2), rgba(56,178,172,0.2));
}
.stat-card.resolved::after { background: #48bb78; }

.stat-card .stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.stat-card .stat-value {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

.stat-card.total    .stat-value { color: #a5b4fc; }
.stat-card.pending  .stat-value { color: #fbd38d; }
.stat-card.progress .stat-value { color: #90cdf4; }
.stat-card.resolved .stat-value { color: #9ae6b4; }

/* =============================================
   ADMIN GRID
   ============================================= */

.admin-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 960px) {
  .admin-grid { grid-template-columns: 1fr; }
}

.chart-card { position: sticky; top: 80px; }

.chart-wrap {
  position: relative;
  height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* =============================================
   TABLE
   ============================================= */

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

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

thead tr {
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

thead th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: background 0.15s;
}

tbody tr:hover {
  background: rgba(102,126,234,0.08);
}

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

tbody td {
  padding: 0.9rem 1rem;
  color: var(--text-primary);
  vertical-align: middle;
}

tbody td strong {
  font-weight: 600;
  color: #fff;
}

.desc-cell {
  color: var(--text-secondary) !important;
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Status Badges */
.badge {
  display: inline-block;
  padding: 0.28rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
}

.badge-pending  {
  background: rgba(237,137,54,0.15);
  color: #fbd38d;
  border-color: rgba(237,137,54,0.3);
}
.badge-progress {
  background: rgba(79,172,254,0.15);
  color: #90cdf4;
  border-color: rgba(79,172,254,0.3);
}
.badge-resolved {
  background: rgba(72,187,120,0.15);
  color: #9ae6b4;
  border-color: rgba(72,187,120,0.3);
}

/* Change Status Button */
.btn-status {
  padding: 0.38rem 0.85rem;
  background: rgba(102,126,234,0.15);
  color: #a5b4fc;
  border: 1px solid rgba(102,126,234,0.3);
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  font-family: inherit;
}

.btn-status:hover {
  background: rgba(102,126,234,0.3);
  border-color: rgba(102,126,234,0.6);
  color: #fff;
  transform: translateY(-1px);
}

/* =============================================
   LOADER
   ============================================= */

.loader-wrap {
  display: flex;
  justify-content: center;
  padding: 2.5rem;
}

.loader {
  width: 38px;
  height: 38px;
  border: 3px solid rgba(255,255,255,0.1);
  border-top-color: #667eea;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* =============================================
   EMPTY STATE
   ============================================= */

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.empty-state span { font-size: 2.8rem; }
.empty-state p    { margin-top: 0.6rem; font-size: 0.95rem; }

/* =============================================
   MODAL
   ============================================= */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 1rem;
}

.modal {
  background: rgba(30,27,75,0.95);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 2rem;
  width: 100%;
  max-width: 390px;
  box-shadow: 0 25px 60px rgba(0,0,0,0.5), var(--shadow-glow);
  position: relative;
}

.modal::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #667eea, #764ba2, #f093fb);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #fff;
}

.modal p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1.3rem;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.3rem;
}

.modal-actions .btn-primary {
  width: auto;
  padding: 0.65rem 1.5rem;
  margin-top: 0;
}

/* =============================================
   RESPONSIVE
   ============================================= */

@media (max-width: 600px) {
  .navbar { padding: 0 1rem; }
  .container { padding: 1rem; }
  .card { padding: 1.2rem; }
  .nav-user { display: none; }
  .stats-row { grid-template-columns: 1fr 1fr; }
}

/* =============================================
   WELCOME BANNER
   ============================================= */

.welcome-banner {
  background: linear-gradient(135deg, rgba(102,126,234,0.2), rgba(118,75,162,0.2));
  border: 1px solid rgba(102,126,234,0.25);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.8rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.welcome-banner h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.2rem;
}

.welcome-banner p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* =============================================
   SUMMARY STRIP
   ============================================= */

.summary-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}

.sum-item {
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid transparent;
}

.sum-total    { background: rgba(102,126,234,0.15); color: #a5b4fc; border-color: rgba(102,126,234,0.3); }
.sum-pending  { background: rgba(237,137,54,0.15);  color: #fbd38d; border-color: rgba(237,137,54,0.3); }
.sum-progress { background: rgba(79,172,254,0.15);  color: #90cdf4; border-color: rgba(79,172,254,0.3); }
.sum-resolved { background: rgba(72,187,120,0.15);  color: #9ae6b4; border-color: rgba(72,187,120,0.3); }