:root {
  --font-primary: "Open Sans", sans-serif;
  --font-secondary: "Raleway", sans-serif;
  --color-primary: #ea4444;
  --color-accent: #ff6666;
  --color-hover: #d13a3a;
  --color-dark: #1a1a1a;
  --color-darker: #121212;
  --color-light: #f8f9fa;
}

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-primary);
  background: linear-gradient(135deg, #0a2a42 0%, var(--color-dark) 100%);
  color: #d1d5db;
  min-height: 100vh;
  margin: 0;
  padding: 0;
}

.hero-dot {
  color: var(--color-primary);
}

/* AUTH PAGES */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.auth-card {
  background: #0c1c32;
  border-radius: 20px;
  padding: 50px;
  border: 1px solid rgba(234, 68, 68, 0.1);
  max-width: 480px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.auth-logo {
  max-width: 180px;
  margin-bottom: 30px;
}

.auth-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  font-family: var(--font-secondary);
}

.auth-subtitle {
  color: #9ca3af;
  font-size: 1.1rem;
  margin-bottom: 30px;
}

.form-label {
  color: #fff;
  font-weight: 600;
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.form-control {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(234, 68, 68, 0.2);
  color: #fff;
  padding: 12px 16px;
  border-radius: 10px;
  transition: all 0.3s;
}

.form-control:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 0 0 0.2rem rgba(234, 68, 68, 0.25);
  outline: none;
}

.form-control::placeholder {
  color: #9ca3af;
}

.btn-auth {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  padding: 14px 30px;
  border-radius: 50px;
  border: none;
  font-size: 1.1rem;
  font-weight: 600;
  width: 100%;
  transition: all 0.4s ease;
  box-shadow: 0 10px 30px rgba(234, 68, 68, 0.3);
  cursor: pointer;
}

.btn-auth:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(234, 68, 68, 0.5);
  color: #fff;
}

.auth-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

.auth-link:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.alert {
  border-radius: 10px;
  padding: 15px 20px;
  margin-bottom: 20px;
  border: 1px solid;
}

.alert-danger {
  background: rgba(220, 53, 69, 0.1);
  color: #ff6b6b;
  border-color: rgba(220, 53, 69, 0.3);
}

.alert-success {
  background: rgba(40, 167, 69, 0.1);
  color: #51cf66;
  border-color: rgba(40, 167, 69, 0.3);
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.3);
}

/* DASHBOARD */
.dashboard-container {
  min-height: 100vh;
  background: var(--color-dark);
}

.navbar-dashboard {
  background: rgba(0, 0, 0, 0.8);
  padding: 15px 0;
  border-bottom: 1px solid rgba(234, 68, 68, 0.1);
  backdrop-filter: blur(10px);
}

.navbar-brand img {
  max-height: 40px;
}

.nav-user {
  color: #fff;
  font-weight: 600;
  margin-right: 20px;
}

.nav-user i {
  color: var(--color-primary);
  margin-right: 8px;
}

.btn-logout {
  background: transparent;
  border: 2px solid rgba(234, 68, 68, 0.5);
  color: #fff;
  padding: 8px 20px;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-logout:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
}

.dashboard-header {
  padding: 60px 0 40px;
  text-align: center;
}

.dashboard-title {
  font-size: 3rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  font-family: var(--font-secondary);
}

.dashboard-subtitle {
  font-size: 1.2rem;
  color: #9ca3af;
}

.section-card {
  background: #0c1c32;
  border-radius: 20px;
  padding: 40px;
  border: 1px solid rgba(234, 68, 68, 0.1);
  margin-bottom: 30px;
  transition: all 0.4s ease;
}

.section-card:hover {
  border-color: rgba(234, 68, 68, 0.3);
  box-shadow: 0 20px 60px rgba(234, 68, 68, 0.2);
}

.section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 25px;
  font-family: var(--font-secondary);
}

.section-title i {
  color: var(--color-primary);
  margin-right: 10px;
}

.folder-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
}

.folder-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  padding: 25px;
  border: 1px solid rgba(234, 68, 68, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}

.folder-card:hover {
  transform: translateY(-5px);
  border-color: rgba(234, 68, 68, 0.3);
  box-shadow: 0 10px 30px rgba(234, 68, 68, 0.2);
  text-decoration: none;
  color: inherit;
}

.folder-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 15px;
}

.folder-icon i {
  font-size: 2rem;
  color: #fff;
}

.folder-name {
  font-size: 1.2rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 8px;
}

.folder-meta {
  font-size: 0.9rem;
  color: #9ca3af;
}

.file-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.file-item {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  padding: 15px 20px;
  margin-bottom: 10px;
  border: 1px solid rgba(234, 68, 68, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.3s;
}

.file-item:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(234, 68, 68, 0.3);
}

.file-info {
  display: flex;
  align-items: center;
  gap: 15px;
}

.file-icon-circle {
  width: 45px;
  height: 45px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.file-icon-circle i {
  font-size: 1.3rem;
  color: #fff;
}

.file-name {
  color: #fff;
  font-weight: 500;
  font-size: 1.05rem;
}

.file-size {
  color: #9ca3af;
  font-size: 0.9rem;
}

.file-actions {
  display: flex;
  gap: 10px;
}

.btn-file-action {
  background: transparent;
  border: 1px solid rgba(234, 68, 68, 0.3);
  color: #fff;
  padding: 8px 15px;
  border-radius: 8px;
  font-size: 0.9rem;
  transition: all 0.3s;
  cursor: pointer;
}

.btn-file-action:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-file-action.btn-delete:hover {
  background: #dc2626;
  border-color: #dc2626;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  padding: 12px 30px;
  border-radius: 50px;
  border: none;
  font-weight: 600;
  transition: all 0.4s ease;
  box-shadow: 0 10px 30px rgba(234, 68, 68, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(234, 68, 68, 0.5);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  border: 2px solid rgba(234, 68, 68, 0.5);
  color: #fff;
  padding: 10px 25px;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s;
}

.btn-secondary:hover {
  background: rgba(234, 68, 68, 0.1);
  border-color: var(--color-primary);
  color: #fff;
}

.table {
  color: #d1d5db;
}

.table thead th {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-weight: 600;
  border: none;
  padding: 15px;
}

.table tbody tr {
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid rgba(234, 68, 68, 0.1);
  transition: all 0.3s;
}

.table tbody tr:hover {
  background: rgba(255, 255, 255, 0.05);
}

.table tbody td {
  padding: 15px;
  vertical-align: middle;
  border: none;
}

.badge {
  padding: 6px 12px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.85rem;
}

.badge-admin {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
}

.badge-user {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.modal-content {
  background: #0c1c32;
  border: 1px solid rgba(234, 68, 68, 0.2);
  border-radius: 20px;
  color: #d1d5db;
}

.modal-header {
  border-bottom: 1px solid rgba(234, 68, 68, 0.1);
  padding: 25px 30px;
}

.modal-title {
  color: #fff;
  font-weight: 700;
  font-family: var(--font-secondary);
}

.modal-body {
  padding: 30px;
}

.modal-footer {
  border-top: 1px solid rgba(234, 68, 68, 0.1);
  padding: 20px 30px;
}

.btn-close {
  background: transparent;
  opacity: 0.8;
  filter: invert(1);
}

.btn-close:hover {
  opacity: 1;
}

.form-select {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(234, 68, 68, 0.2);
  color: #fff;
  padding: 10px 15px;
  border-radius: 10px;
}

.form-select:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 0 0 0.2rem rgba(234, 68, 68, 0.25);
}

.form-select option {
  background: #0c1c32;
  color: #fff;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state-icon {
  width: 100px;
  height: 100px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.empty-state-icon i {
  font-size: 3rem;
  color: var(--color-primary);
}

.empty-state-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 10px;
}

.empty-state-text {
  color: #9ca3af;
  font-size: 1.05rem;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .auth-card {
    padding: 30px 20px;
  }
  
  .auth-title {
    font-size: 2rem;
  }
  
  .dashboard-title {
    font-size: 2rem;
  }
  
  .section-card {
    padding: 25px 15px;
  }
  
  .folder-grid {
    grid-template-columns: 1fr;
  }
  
  .file-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  
  .file-actions {
    width: 100%;
    flex-direction: column;
  }
  
  .btn-file-action {
    width: 100%;
  }
}

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

.fade-in {
  animation: fadeIn 0.6s ease;
}

.nav-pills .nav-link {
  color: #9ca3af;
  border-radius: 50px;
  padding: 10px 20px;
  transition: all 0.3s;
}

.nav-pills .nav-link:hover {
  background: rgba(234, 68, 68, 0.1);
  color: var(--color-primary);
}

.nav-pills .nav-link.active {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
}

.upload-zone {
  border: 2px dashed rgba(234, 68, 68, 0.3);
  border-radius: 15px;
  padding: 40px 20px;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  transition: all 0.3s;
  cursor: pointer;
}

.upload-zone:hover {
  border-color: var(--color-primary);
  background: rgba(234, 68, 68, 0.05);
}

.upload-zone-icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.upload-zone-text {
  color: #9ca3af;
  font-size: 1.1rem;
}