/* ===========================================
   CSS Variables
   =========================================== */
:root {
  --color-bg-primary: #030712;
  --color-bg-secondary: #111827;
  --color-bg-tertiary: #1f2937;
  --color-border: #374151;
  --color-text-primary: #ffffff;
  --color-text-secondary: #d1d5db;
  --color-text-muted: #9ca3af;
  --color-primary: #a855f7;
  --color-primary-hover: #9333ea;
  --color-secondary: #3b82f6;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-danger-hover: #dc2626;
}

/* ===========================================
   Reset & Base Styles
   =========================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

/* ===========================================
   Utility Classes
   =========================================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 3rem;
  }
}

/* ===========================================
   Header Styles
   =========================================== */
.header {
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: color 0.2s;
}

.logo:hover {
  color: var(--color-primary-hover);
}

/* Navigation */
.nav-desktop {
  display: none;
  gap: 2rem;
}

@media (min-width: 768px) {
  .nav-desktop {
    display: flex;
  }
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-secondary);
  transition: color 0.2s;
  padding: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

.mobile-menu-btn {
  display: block;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

.mobile-menu-btn:hover {
  color: var(--color-text-primary);
}

@media (min-width: 768px) {
  .mobile-menu-btn {
    display: none;
  }
}

.nav-mobile {
  display: none;
  padding: 1rem 0;
  gap: 0.5rem;
  flex-direction: column;
}

.nav-mobile.active {
  display: flex;
}

.nav-link-mobile {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-secondary);
  padding: 0.5rem 1rem;
  transition: all 0.2s;
  width: 100%;
  text-align: left;
}

.nav-link-mobile:hover {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

/* Admin Header */
.admin-header-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
}

.admin-title {
  font-size: 1.5rem;
  font-weight: 700;
}

.admin-header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-ghost {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-secondary);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  transition: all 0.2s;
}

.btn-ghost:hover {
  color: var(--color-text-primary);
  background-color: var(--color-bg-tertiary);
}

.btn-logout:hover {
  color: var(--color-danger);
}

/* ===========================================
   Main Content
   =========================================== */

.main-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .main-container {
    padding: 0 2rem;
  }
}

@media (min-width: 1024px) {
  .main-container {
    padding: 0 3rem;
  }
}

/* ===========================================
   Footer
   =========================================== */
.footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  margin-top: 4rem;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem 0;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-text {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.footer-social {
  display: flex;
  gap: 1.5rem;
}

.social-link {
  color: var(--color-text-muted);
  transition: color 0.2s;
}

.social-link:hover {
  color: var(--color-primary);
}

/* ===========================================
   Login Page
   =========================================== */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.login-box {
  max-width: 28rem;
  width: 100%;
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-icon {
  width: 4rem;
  height: 4rem;
  background-color: rgba(168, 85, 247, 0.2);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.login-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.login-subtitle {
  color: var(--color-text-muted);
}

.login-form-wrapper {
  background-color: var(--color-bg-secondary);
  border-radius: 0.5rem;
  padding: 2rem;
  border: 1px solid var(--color-border);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.error-message {
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-danger);
  border-radius: 0.5rem;
  padding: 1rem;
  color: var(--color-danger);
  font-size: 0.875rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: 0.5rem;
  color: var(--color-text-primary);
  font-size: 1rem;
  transition: border-color 0.2s;
}

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

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.btn-primary {
  width: 100%;
  background-color: var(--color-primary);
  color: white;
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  transition: background-color 0.2s;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
}

.login-demo-info {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.demo-text {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ===========================================
   Article Card
   =========================================== */
.article-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

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

@media (min-width: 1024px) {
  .article-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.article-card {
  background-color: var(--color-bg-tertiary);
  border-radius: 0.5rem;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s;
}

.article-card:hover {
  box-shadow: 0 0 0 2px var(--color-primary);
}

.article-thumbnail {
  aspect-ratio: 16 / 9;
  background-color: var(--color-bg-secondary);
  overflow: hidden;
}

.article-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.article-card:hover .article-thumbnail img {
  transform: scale(1.05);
}

.article-content {
  padding: 1.25rem;
}

.article-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.article-category {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
  background-color: rgba(168, 85, 247, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
}

.article-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.article-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ===========================================
   Admin Page
   =========================================== */
.admin-page {
  padding-bottom: 3rem;
}

.admin-header-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .admin-header-section {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.admin-header-info h2 {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.admin-header-info p {
  color: var(--color-text-muted);
}

.btn-new-article {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--color-primary);
  color: white;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  transition: background-color 0.2s;
}

.btn-new-article:hover {
  background-color: var(--color-primary-hover);
}

/* Admin Table */
.admin-table-wrapper {
  background-color: var(--color-bg-secondary);
  border-radius: 0.5rem;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.admin-table-container {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table thead {
  background-color: var(--color-bg-tertiary);
}

.admin-table th {
  padding: 1rem 1.5rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.admin-table tbody tr {
  border-top: 1px solid var(--color-border);
  transition: background-color 0.2s;
}

.admin-table tbody tr:hover {
  background-color: rgba(31, 41, 55, 0.5);
}

.admin-table td {
  padding: 1rem 1.5rem;
}

.article-cell {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.article-thumb {
  width: 4rem;
  height: 4rem;
  background-color: var(--color-bg-tertiary);
  border-radius: 0.25rem;
  overflow: hidden;
  flex-shrink: 0;
}

.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-info {
  min-width: 0;
  flex: 1;
}

.article-info-title {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.article-info-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.status-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  white-space: nowrap;
}

.status-published {
  color: var(--color-success);
  background-color: rgba(16, 185, 129, 0.1);
}

.status-draft {
  color: var(--color-warning);
  background-color: rgba(245, 158, 11, 0.1);
}

.admin-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

.btn-icon {
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: all 0.2s;
}

.btn-edit {
  color: var(--color-secondary);
}

.btn-edit:hover {
  background-color: rgba(59, 130, 246, 0.1);
}

.btn-delete {
  color: var(--color-danger);
}

.btn-delete:hover {
  background-color: rgba(239, 68, 68, 0.1);
}

/* Responsive table */
@media (max-width: 640px) {
  .hide-sm {
    display: none;
  }
  
  .article-thumb {
    display: none;
  }
}

@media (max-width: 768px) {
  .hide-md {
    display: none;
  }
}

@media (max-width: 1024px) {
  .hide-lg {
    display: none;
  }
}

/* Admin Stats */
.admin-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .admin-stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

.stat-card {
  background-color: var(--color-bg-secondary);
  border-radius: 0.5rem;
  border: 1px solid var(--color-border);
  padding: 1.5rem;
}

.stat-label {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.stat-value {
  font-size: 1.875rem;
  font-weight: 700;
}

.stat-value.success {
  color: var(--color-success);
}

.stat-value.warning {
  color: var(--color-warning);
}

/* ===========================================
   Modal
   =========================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 1rem;
}

.modal-content {
  background-color: var(--color-bg-secondary);
  border-radius: 0.5rem;
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  max-width: 28rem;
  width: 100%;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.modal-text {
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
}

.btn-cancel {
  flex: 1;
  background-color: var(--color-bg-tertiary);
  color: white;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  transition: background-color 0.2s;
}

.btn-cancel:hover {
  background-color: var(--color-border);
}

.btn-danger {
  flex: 1;
  background-color: var(--color-danger);
  color: white;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  transition: background-color 0.2s;
}

.btn-danger:hover {
  background-color: var(--color-danger-hover);
}

/* ===========================================
   Page Specific Styles
   =========================================== */

/* Home Page */
.section {
  margin-bottom: 3rem;
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.link-all {
  color: var(--color-primary);
  font-size: 0.875rem;
  transition: color 0.2s;
}

.link-all:hover {
  color: var(--color-primary-hover);
}

.stream-container {
  background-color: var(--color-bg-tertiary);
  border-radius: 0.5rem;
  overflow: hidden;
}

.stream-placeholder {
  aspect-ratio: 16 / 9;
  background-color: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stream-content {
  text-align: center;
  padding: 2rem;
}

.stream-icon {
  width: 4rem;
  height: 4rem;
  background-color: rgba(168, 85, 247, 0.2);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.stream-status {
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.stream-next {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.intro-section {
  background: linear-gradient(to right, rgba(88, 28, 135, 0.2), rgba(30, 58, 138, 0.2));
  border-radius: 0.5rem;
  padding: 2rem;
  border: 1px solid rgba(168, 85, 247, 0.2);
}

.intro-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .intro-content {
    flex-direction: row;
    text-align: left;
  }
}

.intro-avatar {
  width: 8rem;
  height: 8rem;
  background: linear-gradient(to bottom right, var(--color-primary), var(--color-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.25rem;
  font-weight: 700;
  flex-shrink: 0;
}

.intro-text {
  flex: 1;
  text-align: center;
}

@media (min-width: 768px) {
  .intro-text {
    text-align: left;
  }
}

.intro-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.intro-bio {
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
}

.intro-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

@media (min-width: 768px) {
  .intro-social {
    justify-content: flex-start;
  }
}

.intro-social a {
  color: var(--color-primary);
  transition: color 0.2s;
}

.intro-social a:hover {
  color: var(--color-primary-hover);
}

/* Articles Page */
.page-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: 2.5rem;
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all 0.2s;
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

.filter-btn:hover {
  background-color: var(--color-border);
}

.filter-btn.active {
  background-color: var(--color-primary);
  color: white;
}

/* Article Detail Page */
.article-detail {
  max-width: 56rem;
  margin: 0 auto;
}

.article-detail-card {
  background-color: var(--color-bg-tertiary);
  border-radius: 0.5rem;
  overflow: hidden;
  margin-bottom: 3rem;
}

.article-detail-thumb {
  aspect-ratio: 16 / 9;
  background-color: var(--color-bg-secondary);
  overflow: hidden;
}

.article-detail-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-detail-content {
  padding: 2rem;
}

.article-detail-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.article-detail-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.article-detail-body {
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  line-height: 1.75;
}

.comment-section {
  background-color: var(--color-bg-tertiary);
  border-radius: 0.5rem;
  padding: 2rem;
  margin-bottom: 3rem;
}

.comment-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.comment-placeholder {
  text-align: center;
  color: var(--color-text-muted);
  padding: 2rem 0;
}

.related-section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

/* About Page */
.about-page {
  max-width: 56rem;
  margin: 0 auto;
}

.about-section {
  background-color: var(--color-bg-tertiary);
  border-radius: 0.5rem;
  padding: 2rem;
  margin-bottom: 2rem;
}

.profile-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .profile-content {
    flex-direction: row;
  }
}

.profile-avatar {
  width: 10rem;
  height: 10rem;
  background: linear-gradient(to bottom right, var(--color-primary), var(--color-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 700;
  flex-shrink: 0;
}

.profile-text {
  flex: 1;
}

.profile-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.profile-bio {
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
}

.profile-links {
  display: flex;
  gap: 1rem;
}

.profile-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
  transition: color 0.2s;
}

.profile-link:hover {
  color: var(--color-primary-hover);
}

.section-heading {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
}

.schedule-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.schedule-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--color-bg-secondary);
  border-radius: 0.5rem;
  padding: 1rem;
}

.schedule-day {
  font-weight: 600;
}

.schedule-time {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
}

.schedule-note {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin-top: 1rem;
}

.games-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

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

.game-card {
  background-color: var(--color-bg-secondary);
  border-radius: 0.5rem;
  padding: 1rem;
}

.game-name {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.game-status {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}