@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap');

:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #131c31;
  --bg-card: rgba(30, 41, 59, 0.4);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-color: #6366f1;
  --accent-hover: #4f46e5;
  --border-color: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(15, 23, 42, 0.6);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', sans-serif;
  --font-serif: 'Playfair Display', serif;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  background-image:
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.1) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.1) 0px, transparent 50%);
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
}

header {
  backdrop-filter: blur(12px);
  background: rgba(11, 15, 25, 0.7);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-smooth);
  padding: 0.5rem 1rem;
  border-radius: 6px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-links a.btn-admin {
  background: var(--accent-color);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-links a.btn-admin:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

main {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 3rem 2rem;
}

/* Page Intro */
.page-intro {
  text-align: center;
  margin-bottom: 4rem;
}

.page-intro h1 {
  font-family: var(--font-serif);
  font-size: 3.5rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.page-intro p {
  color: var(--text-secondary);
  font-size: 1.2rem;
  max-width: 900px;
  margin: 0 auto;
}

/* Grid Layout */
.magazine-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}

/* Responsive Columns */
@media (max-width: 1024px) {
  .magazine-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .page-intro h1 {
    font-size: 2.8rem;
  }
}

@media (max-width: 600px) {
  .magazine-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .page-intro h1 {
    font-size: 2.2rem;
  }

  main {
    padding: 2rem 1.25rem;
  }
}

/* Magazine Cards */
.magazine-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.magazine-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.card-image-wrap {
  position: relative;
  width: 100%;
  padding-top: 140%;
  /* Book Aspect Ratio ~ 1:1.4 */
  background: #1e293b;
  overflow: hidden;
}

.card-image-wrap img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.magazine-card:hover .card-image-wrap img {
  transform: scale(1.05);
}

.card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.3;
}

.card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 3.8rem;
}

.card-action {
  margin-top: auto;
  text-align: center;
}

.btn-read {
  display: inline-block;
  width: 100%;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: 8px;
  transition: var(--transition-smooth);
}

.btn-read:hover {
  background: var(--accent-color);
  border-color: var(--accent-color);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

/* Footer */
footer {
  text-align: center;
  padding: 2.5rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.9rem;
  background: rgba(11, 15, 25, 0.5);
}

/* Forms and Auth (Upload page specific) */
.form-container {
  max-width: 600px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 2.5rem;
  border-radius: 12px;
  backdrop-filter: blur(16px);
}

.auth-container {
  max-width: 400px;
}

.form-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.file-upload-wrapper {
  position: relative;
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  background: rgba(15, 23, 42, 0.4);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.file-upload-wrapper:hover {
  border-color: var(--accent-color);
  background: rgba(99, 102, 241, 0.03);
}

.file-upload-wrapper input[type="file"] {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.upload-icon {
  font-size: 2.2rem;
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
}

.btn-submit {
  width: 100%;
  padding: 0.9rem;
  background: var(--accent-color);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-submit:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.btn-submit:disabled {
  background: #334155;
  color: #64748b;
  cursor: not-allowed;
  transform: none;
}

.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  display: none;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #a7f3d0;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-logout {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.btn-logout:hover {
  color: #fff;
  background: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
}

/* Empty State listing */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-secondary);
  grid-column: 1 / -1;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
}

.empty-state p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

.empty-state .btn-upload-link {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: var(--accent-color);
  color: white;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.empty-state .btn-upload-link:hover {
  background: var(--accent-hover);
}

/* Admin Dashboard Table Styles */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.9rem;
}

.admin-table th,
.admin-table td {
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.admin-table th {
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
}

.admin-table tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

.admin-thumb {
  width: 50px;
  height: 70px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.btn-action-edit {
  background: #f59e0b;
  color: #fff;
  border: none;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  margin-right: 0.5rem;
  transition: var(--transition-smooth);
}

.btn-action-edit:hover {
  background: #d97706;
}

.btn-action-delete {
  background: #ef4444;
  color: #fff;
  border: none;
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
}

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

.btn-cancel {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 0.9rem;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-cancel:hover {
  background: rgba(255, 255, 255, 0.15);
}