/* components.css — StripNews.cz Shared Components */

/* ============================================
   HEADER
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
  background: oklch(from var(--color-surface) l c h / 0.92);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-3) var(--space-4);
}

.header-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}
.header-logo img {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
}
.header-logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.header-logo-text .gold { color: var(--color-primary); }

.header-spacer { flex: 1; }

.header-social {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.header-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive),
              background var(--transition-interactive);
  text-decoration: none;
}
.header-social a:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive),
              background var(--transition-interactive);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  padding: var(--space-2);
  color: var(--color-text);
  transition: background var(--transition-interactive);
}
.hamburger:hover {
  background: var(--color-surface-offset);
}
.hamburger span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--transition-interactive),
              opacity var(--transition-interactive);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 767px) {
  .hamburger { display: flex; }
  .header-social { display: none; }
  .header-social.mobile-visible {
    display: flex;
    position: fixed;
    top: 60px;
    right: 0;
    left: 0;
    bottom: 0;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: var(--space-8);
    gap: var(--space-4);
    background: var(--color-surface);
    z-index: 49;
  }
  .header-social.mobile-visible a {
    width: auto;
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
  }
}

/* ============================================
   CATEGORY TABS
   ============================================ */
.category-tabs {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.category-tabs::-webkit-scrollbar { display: none; }

.category-tabs-inner {
  display: flex;
  gap: var(--space-1);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: 0 var(--space-4);
}
.category-tab {
  flex-shrink: 0;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-interactive),
              border-color var(--transition-interactive);
  white-space: nowrap;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
}
.category-tab:hover {
  color: var(--color-text);
}
.category-tab.active {
  color: var(--color-text);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

/* ============================================
   CARD
   ============================================ */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.card:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.card-image {
  position: relative;
  overflow: hidden;
  background: var(--panel-bg);
}
.card-image .halftone-bg {
  z-index: 1;
}
.card-image-placeholder {
  width: 100%;
  display: block;
}

.card-body {
  padding: var(--space-4);
}
.card-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-2);
}
.card-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}
.card-source {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: var(--space-2);
}
.card-source::before {
  content: '';
  display: inline-block;
  width: 12px;
  height: 12px;
  background: 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='%23E8A800' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71'/%3E%3Cpath d='M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71'/%3E%3C/svg%3E") no-repeat center;
  flex-shrink: 0;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.card-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.card-meta .like-btn {
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  cursor: pointer;
  background: none;
  border: none;
  font: inherit;
  font-size: var(--text-xs);
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: color var(--transition-interactive),
              transform var(--transition-interactive);
}
.card-meta .like-btn:hover {
  color: var(--color-action);
  transform: scale(1.1);
}
.card-meta .share-btn {
  margin-left: auto;
  color: var(--color-text-faint);
  cursor: pointer;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: color var(--transition-interactive);
}
.card-meta .share-btn:hover {
  color: var(--color-text);
}

/* Category badge colors */
.badge-cesko { background: #4B6A9B15; color: var(--cat-cesko); }
.badge-zahranici { background: #2D8B7A15; color: var(--cat-zahranici); }
.badge-sport { background: #3D7B4F15; color: var(--cat-sport); }
.badge-celebrity { background: #8B457215; color: var(--cat-celebrity); }
.badge-ekonomika { background: #A0752015; color: var(--cat-ekonomika); }
.badge-technologie { background: #4178B515; color: var(--cat-technologie); }
.badge-kultura { background: #B5674A15; color: var(--cat-kultura); }

/* ============================================
   MASONRY GRID
   ============================================ */
.masonry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  align-items: start;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-6) var(--space-4);
}

@media (max-width: 767px) {
  .masonry-grid {
    grid-template-columns: 1fr;
  }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .masonry-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) var(--space-4);
  margin-top: var(--space-8);
}
.footer-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}
.footer-copyright {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.footer-links {
  display: flex;
  gap: var(--space-4);
  list-style: none;
}
.footer-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer-links a:hover {
  color: var(--color-text);
}
.footer-social {
  display: flex;
  gap: var(--space-3);
}
.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: color var(--transition-interactive),
              background var(--transition-interactive);
  text-decoration: none;
}
.footer-social a:hover {
  color: var(--color-text);
  background: var(--color-surface-dynamic);
}

@media (max-width: 767px) {
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
  border: none;
  text-decoration: none;
}
.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}
.btn-primary {
  background: var(--color-primary);
  color: #1E2A3A;
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-action {
  background: var(--color-action);
  color: #fff;
}
.btn-action:hover {
  background: var(--color-action-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-surface-offset);
}

/* ============================================
   SHARE PILLS
   ============================================ */
.share-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.share-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  cursor: pointer;
  background: var(--color-surface);
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              border-color var(--transition-interactive);
}
.share-pill:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
  border-color: var(--color-text-faint);
}
.share-pill svg {
  width: 16px;
  height: 16px;
}

/* ============================================
   LIKE BUTTON (DETAIL)
   ============================================ */
.like-button-large {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  background: var(--color-surface);
  transition: color var(--transition-interactive),
              border-color var(--transition-interactive),
              background var(--transition-interactive),
              transform var(--transition-interactive);
}
.like-button-large:hover {
  color: var(--color-action);
  border-color: var(--color-action);
  background: var(--color-action-highlight);
  transform: scale(1.05);
}
.like-button-large:active {
  transform: scale(0.98);
}
.like-button-large svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-interactive);
}
.like-button-large:hover svg {
  transform: scale(1.15);
}

/* ============================================
   COMIC PANELS
   ============================================ */
.comic-panels-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
@media (max-width: 600px) {
  .comic-panels-grid {
    grid-template-columns: 1fr;
  }
}

.comic-panel {
  position: relative;
  border: 3px solid var(--panel-border);
  border-radius: var(--radius-sm);
  background: var(--panel-bg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.comic-panel .halftone-bg {
  z-index: 1;
}

/* Panel navigation dots */
.panel-dots {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) 0;
}
.panel-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-surface-dynamic);
  border: none;
  cursor: pointer;
  transition: background var(--transition-interactive),
              transform var(--transition-interactive);
  padding: 0;
}
.panel-dot.active {
  background: var(--color-primary);
  transform: scale(1.25);
}
.panel-dot:hover {
  background: var(--color-primary-hover);
}

/* ============================================
   COMMENT SECTION MOCKUP
   ============================================ */
.comments-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.comments-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.comments-header h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
}
.comments-count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.comment {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-divider);
}
.comment:last-child { border-bottom: none; }

.comment-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-surface-offset);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}
.comment-body {
  flex: 1;
  min-width: 0;
}
.comment-name {
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
}
.comment-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}
.comment-time {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-1);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}
.container-narrow {
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--space-4);
}