:root {
  --bg-color: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --accent-color: #3b82f6;
  --accent-light: #60a5fa;
  --card-bg: rgba(255, 255, 255, 0.8);
  --card-border: rgba(203, 213, 225, 0.6);
  --card-hover-border: rgba(59, 130, 246, 0.5);
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Outfit', sans-serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Background Effects */
.background-effects {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.6;
}

.glow-1 {
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.3) 0%, rgba(248, 250, 252, 0) 70%);
}

.glow-2 {
  bottom: -20%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(125, 211, 252, 0.3) 0%, rgba(248, 250, 252, 0) 70%);
}

.glow-3 {
  top: 40%;
  left: 50%;
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, rgba(244, 114, 182, 0.2) 0%, rgba(248, 250, 252, 0) 70%);
  transform: translateX(-50%);
}

/* Hero Section */
.hero {
  padding: 100px 20px 40px;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  animation: fadeInDown 1s ease-out forwards;
}

.hero-content {
  max-width: 800px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.avatar-container {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  padding: 4px;
  background: linear-gradient(135deg, #818cf8, #3b82f6);
  margin-bottom: 24px;
  box-shadow: 0 10px 25px rgba(59, 130, 246, 0.2);
}

.avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #ffffff;
  background-color: #f1f5f9;
}

.title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 10px;
  line-height: 1.1;
  color: var(--text-primary);
}

.highlight {
  background: linear-gradient(135deg, #6366f1, #2563eb);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tagline {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 16px;
  font-weight: 600;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
  font-weight: 400;
  line-height: 1.6;
  max-width: 600px;
}

.tags {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.hero-action {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 12px 22px;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.hero-action:hover {
  transform: translateY(-2px);
}

.hero-action-primary {
  border: 1px solid var(--accent-color);
  background: var(--accent-color);
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.2);
}

.hero-action-primary:hover {
  background: #2563eb;
  box-shadow: 0 12px 30px rgba(59, 130, 246, 0.26);
}

.hero-action-secondary {
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(255, 255, 255, 0.72);
  color: var(--text-primary);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.05);
}

.hero-action-secondary:hover {
  border-color: var(--accent-color);
  background: #ffffff;
  color: var(--accent-color);
}

.tag {
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid rgba(148, 163, 184, 0.3);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.875rem;
  color: var(--accent-color);
  font-family: var(--font-heading);
  letter-spacing: 1px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}

/* Shared Section Styles */
.section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--text-primary);
  margin-bottom: 30px;
  text-align: left;
}

/* Featured Section */
.featured-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

.featured-card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(241, 245, 249, 0.9));
  border: 1px solid var(--card-border);
  border-radius: 20px;
  text-decoration: none;
  color: inherit;
  display: block;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05), inset 0 0 0 1px rgba(255, 255, 255, 0.5);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.featured-inner {
  display: flex;
  flex-direction: row;
  align-items: center;
  padding: 40px;
  gap: 40px;
  text-decoration: none;
  color: inherit;
}

.featured-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08), inset 0 0 0 1px rgba(255, 255, 255, 0.8);
  border-color: var(--card-hover-border);
}

.featured-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: linear-gradient(135deg, #6366f1, #3b82f6);
  color: #fff;
  padding: 8px 30px;
  font-weight: bold;
  font-size: 0.85rem;
  transform: rotate(45deg) translate(25px, -15px);
  box-shadow: 0 2px 10px rgba(59, 130, 246, 0.3);
  z-index: 10;
}

.featured-image-wrapper {
  flex: 1;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  aspect-ratio: 16/9;
}

.featured-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.featured-card:hover .featured-image {
  transform: scale(1.05);
}

.featured-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  z-index: 1;
}

.featured-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.featured-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 800px;
}

.featured-link-wrapper {
  margin-top: 20px;
}

.featured-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-color);
  color: #fff;
  padding: 12px 24px;
  border-radius: 30px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.3s ease, transform 0.2s ease;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
}

.featured-btn:hover {
  background: #2563eb;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
}

/* Portfolio Section */
.portfolio-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 80px;
}

.filters-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 20px;
}

.filters-header .section-title {
  margin-bottom: 0;
}

.filters {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  padding: 8px 20px;
  border-radius: 30px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.filter-btn:hover {
  color: var(--text-primary);
  border-color: rgba(148, 163, 184, 0.5);
  background: rgba(255, 255, 255, 0.8);
}

.filter-btn.active {
  background: #ffffff;
  color: var(--accent-color);
  border-color: var(--accent-color);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.1);
  font-weight: 600;
}

/* Portfolio Grid */
.portfolio-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
  min-height: 400px; /* Prevent jumpiness when paginating */
}

/* Glassmorphism Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  opacity: 0;
  animation: fadeInUp 0.6s ease-out forwards;
  box-shadow: 0 4px 6px rgba(0,0,0,0.02);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.8), transparent);
  transform: skewX(-20deg);
  transition: left 0.7s ease;
  z-index: 2;
}

.card:hover {
  transform: translateY(-8px);
  border-color: var(--card-hover-border);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05), 0 0 20px rgba(59, 130, 246, 0.1);
}

.card:hover::before {
  left: 150%;
}

.card-image-wrapper {
  width: 100%;
  height: 200px;
  overflow: hidden;
  border-bottom: 1px solid var(--card-border);
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.card-content-wrapper {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
}

.card-category {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-color);
  margin-bottom: 8px;
  font-weight: 700;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.card-meta .card-category {
  margin-bottom: 0;
}

.status-badge,
.modal-status {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
}

.status-badge {
  padding: 4px 9px;
  font-size: 0.72rem;
}

.modal-status {
  padding: 6px 12px;
  font-size: 0.82rem;
  margin-bottom: 14px;
}

.status-online {
  background: rgba(34, 197, 94, 0.12);
  color: #15803d;
  border: 1px solid rgba(34, 197, 94, 0.22);
}

.status-login {
  background: rgba(245, 158, 11, 0.12);
  color: #b45309;
  border: 1px solid rgba(245, 158, 11, 0.24);
}

.status-draft {
  background: rgba(99, 102, 241, 0.12);
  color: #4f46e5;
  border: 1px solid rgba(99, 102, 241, 0.24);
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: 10px;
  color: var(--text-primary);
  line-height: 1.3;
}

.card-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 16px;
  flex: 1;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.card-tag {
  background: rgba(241, 245, 249, 0.8);
  border: 1px solid rgba(226, 232, 240, 0.8);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.card-arrow {
  align-self: flex-end;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-color);
  transition: all 0.3s ease;
}

.card:hover .card-arrow {
  background: var(--accent-color);
  color: white;
  transform: translateX(4px);
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
}

.empty-state {
  grid-column: 1 / -1;
  min-height: 240px;
  border: 1px dashed var(--card-border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

.page-btn {
  background: #ffffff;
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-heading);
  font-weight: 600;
  box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.page-btn:hover:not(:disabled) {
  background: #f8fafc;
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.page-btn.active {
  background: var(--accent-color);
  border-color: var(--accent-color);
  color: white;
  box-shadow: 0 4px 10px rgba(59, 130, 246, 0.3);
}

.page-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background: #f1f5f9;
}

/* Footer */
.footer {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-secondary);
  font-size: 0.875rem;
  border-top: 1px solid rgba(203, 213, 225, 0.4);
}

/* Animations */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 1024px) and (min-width: 769px) {
  .portfolio-container { grid-template-columns: repeat(2, 1fr); }
  .featured-title { font-size: 2rem; }
  .featured-inner { gap: 24px; padding: 28px; }
}

@media (max-width: 768px) {
  .title { font-size: 2.5rem; }
  .tagline { font-size: 1.5rem; }
  .portfolio-container { grid-template-columns: 1fr; }
  .filters-header { flex-direction: column; align-items: flex-start; }
  .featured-title { font-size: 2rem; }
  .featured-inner { flex-direction: column; padding: 20px; gap: 20px; }
  .featured-image-wrapper { width: 100%; aspect-ratio: 4/3; }
}

/* Modal */
.modal {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.modal:not([aria-hidden="true"]) {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-content {
  position: relative;
  background: #ffffff;
  width: 90%;
  max-width: 800px;
  max-height: 90vh;
  border-radius: 20px;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  transform: scale(0.95);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal:not([aria-hidden="true"]) .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 20px; right: 20px;
  background: rgba(255, 255, 255, 0.8);
  border: none;
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  color: var(--text-primary);
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  transition: all 0.2s ease;
  backdrop-filter: blur(4px);
}

.modal-close:hover {
  background: #ffffff;
  transform: scale(1.1);
}

.modal-image-wrapper {
  width: 100%;
  height: 300px;
  background: #f1f5f9;
}

.modal-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.modal-body {
  padding: 40px;
}

.modal-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.modal-category {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-color);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.modal-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.modal-sections {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}

.modal-section-card {
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(248, 250, 252, 0.9), rgba(255, 255, 255, 0.96));
  padding: 18px;
}

.modal-section-card h4 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-size: 1rem;
  margin-bottom: 8px;
}

.modal-section-card p {
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.6;
}

.modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}

.modal-tags .card-tag {
  font-size: 0.85rem;
  padding: 6px 14px;
}

.modal-footer {
  border-top: 1px solid var(--card-border);
  padding-top: 24px;
  display: flex;
  justify-content: flex-end;
}

.modal-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-color);
  color: #ffffff;
  padding: 12px 28px;
  border-radius: 30px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.2);
}

.modal-link-btn:hover {
  background: #2563eb;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
}

.wechat-dialog-content {
  max-width: 420px;
  overflow: hidden;
}

.wechat-dialog-body {
  padding: 46px 32px 36px;
  text-align: center;
}

.wechat-dialog-label {
  color: var(--accent-color);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

.wechat-copy-value {
  border: 1px solid rgba(59, 130, 246, 0.22);
  border-radius: 18px;
  background: rgba(241, 245, 249, 0.9);
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 12px;
  padding: 14px 22px;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.wechat-copy-value:hover {
  border-color: var(--accent-color);
  background: #ffffff;
  transform: translateY(-1px);
}

.wechat-dialog-text {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
}

.wechat-copy-feedback {
  min-height: 22px;
  margin-top: 10px;
  color: var(--accent-color);
  font-size: 0.9rem;
  font-weight: 700;
}

@media (max-width: 768px) {
  .modal-body { padding: 24px; }
  .modal-image-wrapper { height: 200px; }
  .modal-title { font-size: 1.8rem; }
  .modal-meta { align-items: flex-start; flex-direction: column; }
  .modal-sections { grid-template-columns: 1fr; }
  .wechat-dialog-body { padding: 42px 24px 30px; }
  .wechat-copy-value { font-size: 2rem; }
}