/* ===== Components: Navbar, Cards, Buttons, Forms, Badges ===== */

/* ---- Navbar ---- */

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--navbar-height);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  background: var(--surface-glass-strong);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-95);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.navbar-brand img {
  height: 28px;
  width: auto;
}
.navbar-brand span {
  background: linear-gradient(135deg, var(--accent), var(--cat-other));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  list-style: none;
}

.navbar-nav a,
.navbar-nav button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  color: var(--text-70);
  text-decoration: none;
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--duration-fast) var(--ease-out);
}
.navbar-nav a:hover,
.navbar-nav button:hover {
  color: var(--text-95);
  background: var(--accent-08);
}
.navbar-nav a.active {
  color: var(--accent);
  background: var(--accent-08);
  font-weight: 600;
}

/* Theme toggle */
.theme-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  background: var(--surface-glass);
  cursor: pointer;
  color: var(--text-70);
  transition: all var(--duration-fast) var(--ease-out);
}
.theme-toggle:hover {
  color: var(--text-95);
  border-color: var(--border-medium);
}

/* ---- Card ---- */

.card {
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.card-body {
  padding: var(--space-lg);
}

.card-lg {
  border-radius: var(--radius-lg);
}
.card-lg .card-body {
  padding: var(--space-xl);
}

.card-xl {
  border-radius: var(--radius-xl);
}

/* Octagonal card (admin dashboard) */
.card-octagon {
  clip-path: polygon(
    12px 0%, calc(100% - 12px) 0%,
    100% 12px, 100% calc(100% - 12px),
    calc(100% - 12px) 100%, 12px 100%,
    0% calc(100% - 12px), 0% 12px
  );
}

/* ---- Skill Card Grid ---- */

.skill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.skill-card .card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-lg);
}

.skill-card .card-title {
  font-size: 1.15rem;
  font-weight: 650;
  color: var(--text-95);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.skill-card .card-desc {
  font-size: 0.92rem;
  color: var(--text-55);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.skill-card .card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.82rem;
  color: var(--text-40);
  margin-top: var(--space-xs);
}

.skill-card .card-meta svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* ---- Search Bar ---- */

.search-bar {
  position: relative;
  max-width: 500px;
  width: 100%;
}

.search-bar input {
  width: 100%;
  padding: 12px 20px 12px 44px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-light);
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text-85);
  font-family: inherit;
  font-size: 0.95rem;
  transition: all var(--duration-fast) var(--ease-out);
  outline: none;
}
.search-bar input::placeholder {
  color: var(--text-40);
}
.search-bar input:focus {
  border-color: var(--accent-30);
  box-shadow: 0 0 0 3px var(--accent-08);
}

.search-bar .search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-40);
  pointer-events: none;
  width: 18px;
  height: 18px;
}

/* ---- Category Tags ---- */

.category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.category-tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-55);
  background: var(--surface-glass);
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  text-decoration: none;
  font-family: inherit;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.category-tag:hover {
  color: var(--text-85);
  border-color: var(--border-medium);
  background: var(--surface-glass-strong);
}
.category-tag.active {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

/* Category color variants */
.cat-dev.active  { background: var(--cat-dev);   border-color: var(--cat-dev); }
.cat-debug.active { background: var(--cat-debug);  border-color: var(--cat-debug); }
.cat-deploy.active{ background: var(--cat-deploy); border-color: var(--cat-deploy); }
.cat-docs.active  { background: var(--cat-docs);   border-color: var(--cat-docs); }
.cat-ai.active    { background: var(--cat-ai);     border-color: var(--cat-ai); }

/* Category badge on card */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 500;
  font-family: var(--font-mono);
  letter-spacing: 0;
}
.badge-dev    { color: var(--cat-dev);    background: rgba(99, 102, 241, 0.10); }
.badge-debug  { color: var(--cat-debug);   background: rgba(245, 158, 11, 0.10); }
.badge-deploy { color: var(--cat-deploy);  background: rgba(16, 185, 129, 0.10); }
.badge-docs   { color: var(--cat-docs);    background: rgba(59, 130, 246, 0.10); }
.badge-ai     { color: var(--cat-ai);      background: rgba(236, 72, 153, 0.10); }
.badge-other  { color: var(--cat-other);   background: rgba(139, 92, 246, 0.10); }

/* ---- Buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 550;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--duration-fast) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn-primary {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-90);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn-outline {
  color: var(--accent);
  background: transparent;
  border-color: var(--accent-30);
}
.btn-outline:hover {
  background: var(--accent-08);
  border-color: var(--accent);
}

.btn-ghost {
  color: var(--text-55);
  background: transparent;
}
.btn-ghost:hover {
  color: var(--text-85);
  background: var(--accent-08);
}

.btn-danger {
  color: #fff;
  background: #ef4444;
  border-color: #ef4444;
}
.btn-danger:hover {
  background: #dc2626;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.82rem;
}
.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

/* Download button glow */
.btn-download {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--cat-other));
  border: none;
  padding: 14px 32px;
  font-size: 1rem;
  border-radius: var(--radius-pill);
  transition: all var(--duration-normal) var(--ease-out);
}
.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 24px var(--accent-30);
}

/* ---- Forms ---- */

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 550;
  color: var(--text-70);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: var(--surface-glass);
  color: var(--text-85);
  font-family: inherit;
  font-size: 0.95rem;
  transition: all var(--duration-fast) var(--ease-out);
  outline: none;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--accent-30);
  box-shadow: 0 0 0 3px var(--accent-08);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.6;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(0,0,0,0.35)' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
[data-theme="dark"] .form-select,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.35)' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  }
}

/* File upload zone */
.file-upload-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-2xl) var(--space-xl);
  border: 2px dashed var(--border-light);
  border-radius: var(--radius-lg);
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  text-align: center;
}
.file-upload-zone:hover {
  border-color: var(--accent-30);
  background: var(--accent-08);
}
.file-upload-zone svg {
  color: var(--text-40);
  width: 40px;
  height: 40px;
}
.file-upload-zone p {
  color: var(--text-55);
  font-size: 0.9rem;
  margin: 0;
}
.file-upload-zone .file-name {
  color: var(--accent);
  font-weight: 600;
}

/* ---- Tags Input ---- */

.tags-input-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  padding: 8px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: var(--surface-glass);
  min-height: 44px;
  align-items: center;
  cursor: text;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.tags-input-wrap:focus-within {
  border-color: var(--accent-30);
  box-shadow: 0 0 0 3px var(--accent-08);
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 500;
  background: var(--accent-08);
  color: var(--accent);
  font-family: var(--font-mono);
  letter-spacing: 0;
}
.tag-pill button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--accent-60);
  cursor: pointer;
  padding: 0;
  font-size: 12px;
}
.tag-pill button:hover {
  color: var(--accent);
  background: var(--accent-15);
}

.tags-input {
  border: none;
  outline: none;
  background: none;
  color: var(--text-85);
  font-family: inherit;
  font-size: 0.9rem;
  min-width: 120px;
  flex: 1;
  padding: 4px;
}

/* ---- Table ---- */

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

thead th {
  text-align: left;
  padding: 14px var(--space-md);
  font-weight: 600;
  color: var(--text-55);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 2px solid var(--border-light);
  background: var(--accent-08);
}

tbody td {
  padding: 12px var(--space-md);
  border-bottom: 1px solid var(--text-05);
  color: var(--text-70);
}

tbody tr {
  transition: background var(--duration-fast) var(--ease-out);
}
tbody tr:hover {
  background: var(--accent-08);
}
tbody tr:last-child td {
  border-bottom: none;
}

/* ---- Empty State ---- */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-3xl) var(--space-xl);
  text-align: center;
  color: var(--text-40);
  gap: var(--space-md);
}
.empty-state svg {
  width: 64px;
  height: 64px;
  opacity: 0.4;
}
.empty-state h3 {
  color: var(--text-55);
  font-weight: 500;
}
.empty-state p {
  max-width: 400px;
  line-height: 1.7;
}

/* ---- Stats ---- */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-md);
}

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-light);
}
.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-85);
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-40);
}

/* ---- Admin Toolbar ---- */

.admin-toolbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

/* ---- Flash Messages ---- */

.flash {
  padding: 12px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.flash-success {
  color: #065f46;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.25);
}
.flash-error {
  color: #991b1b;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
}
[data-theme="dark"] .flash-success,
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .flash-success { color: #6ee7b7; }
  :root:not([data-theme="light"]) .flash-error   { color: #fca5a5; }
}
[data-theme="dark"] .flash-error { color: #fca5a5; }

/* ---- Footer ---- */

.site-footer {
  margin-top: var(--space-3xl);
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border-light);
  text-align: center;
  position: relative;
  z-index: 1;
}

.footer-poem {
  display: inline-block;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-light);
  font-size: 0.88rem;
  color: var(--text-40);
  margin-bottom: var(--space-sm);
  font-style: italic;
}

.footer-copyright {
  font-size: 0.8rem;
  color: var(--text-25);
  font-family: var(--font-mono);
}

/* ---- Lightbox ---- */

.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s var(--ease-out);
  cursor: zoom-out;
}

.lightbox-overlay img {
  max-width: 92vw;
  max-height: 92vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 48px rgba(0, 0, 0, 0.4);
  cursor: default;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 28px;
  font-size: 2rem;
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  line-height: 1;
  transition: color var(--duration-fast);
}
.lightbox-close:hover {
  color: #fff;
}