/* WOWSight Theme D - Waterfall / Masonry Grid */
:root {
  --ws-primary: #C31023;
  --ws-bg: #F5F5F5;
  --ws-surface: #FFFFFF;
  --ws-text: #18181B;
  --ws-text-secondary: #71717A;
  --ws-border: #E4E4E7;
  --ws-radius: 12px;
  --ws-transition: 200ms ease;
  --ws-font-body: 'Noto Sans TC', -apple-system, sans-serif;
  --ws-font-heading: 'Noto Sans TC', -apple-system, sans-serif;
}
[data-theme="dark"] { --ws-bg: #0A0A0A; --ws-surface: #1A1A1A; --ws-text: #F5F5F5; --ws-text-secondary: #999; --ws-border: #2A2A2A; }
*, *::before, *::after { box-sizing: border-box; }
body { background: var(--ws-bg) !important; color: var(--ws-text); font-family: var(--ws-font-body); font-size: 0.9375rem; line-height: 1.6; -webkit-font-smoothing: antialiased; margin: 0; }
a { color: inherit; text-decoration: none; } a:hover { color: var(--ws-primary); }
img { max-width: 100%; height: auto; border-radius: var(--ws-radius); }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }
:focus-visible { outline: 2px solid var(--ws-primary); outline-offset: 2px; }
button, a { cursor: pointer; }
[data-theme="dark"] .ws-icon-sun { display: block; } [data-theme="dark"] .ws-icon-moon { display: none; }
:root:not([data-theme="dark"]) .ws-icon-sun { display: none; } :root:not([data-theme="dark"]) .ws-icon-moon { display: block; }

/* Header */
.ws-header { position: sticky; top: 0; z-index: 1000; background: var(--ws-bg); padding: 1rem 1.5rem; border-bottom: none; }
.ws-header__inner { max-width: 1400px; margin: 0 auto; align-items: center; gap: 2rem; }
.ws-header__nav a { font-size: 0.8rem; font-weight: 600; color: var(--ws-text-secondary); }
.ws-header__nav a:hover { color: var(--ws-primary); }
.ws-theme-toggle { background: var(--ws-surface); border: none; border-radius: 50%; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; color: var(--ws-text); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }

/* Waterfall Grid - CSS Columns Masonry */
.ws-waterfall__grid {
  columns: 4;
  column-gap: 1rem;
  max-width: 1400px;
  margin: 0 auto;
}

.ws-wf-card {
  break-inside: avoid;
  margin-bottom: 1rem;
  background: var(--ws-surface);
  border-radius: var(--ws-radius);
  overflow: hidden;
  transition: transform var(--ws-transition), box-shadow var(--ws-transition);
}
.ws-wf-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.ws-wf-card__image img {
  width: 100%;
  height: auto;
  border-radius: var(--ws-radius) var(--ws-radius) 0 0;
  display: block;
}

.ws-wf-card__content { padding: 1rem 1.25rem 1.25rem; }

.ws-wf-card__cat a {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ws-primary) !important;
}

.ws-wf-card__title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  margin-top: 0.4rem !important;
}
.ws-wf-card__title a { color: var(--ws-text) !important; }
.ws-wf-card__title a:hover { color: var(--ws-primary) !important; }

.ws-wf-card__date { font-size: 0.7rem; color: var(--ws-text-secondary); margin-top: 0.4rem; font-variant-numeric: tabular-nums; }

/* Also support the standard ws-card classes for archive/single */
.ws-card { background: var(--ws-surface); border-radius: var(--ws-radius); overflow: hidden; transition: transform var(--ws-transition); }
.ws-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.06); }
.ws-card__image img { width: 100%; object-fit: cover; border-radius: var(--ws-radius) var(--ws-radius) 0 0; }
.ws-card__content { padding: 1rem 1.25rem; }
.ws-card__cat a { font-size: 0.65rem; font-weight: 700; text-transform: uppercase; color: var(--ws-primary) !important; }
.ws-card__title { font-size: 0.95rem; font-weight: 700; line-height: 1.4; margin-top: 0.4rem !important; }
.ws-card__title a { color: var(--ws-text) !important; } .ws-card__title a:hover { color: var(--ws-primary) !important; }
.ws-card__date { font-size: 0.7rem; color: var(--ws-text-secondary); margin-top: 0.3rem; }

.ws-section-title { font-size: 1.125rem; font-weight: 700; margin-bottom: 1rem !important; }
.ws-single__hero img { width: 100%; border-radius: 0; }
.ws-single__container { padding-top: 2rem; }
.ws-single__title { font-size: clamp(1.5rem, 3.5vw, 2.25rem); font-weight: 700; line-height: 1.3; }
.ws-single__meta { color: var(--ws-text-secondary); font-size: 0.8rem; gap: 1rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--ws-border); margin-bottom: 2rem !important; }
.ws-single__content { font-size: 1rem; line-height: 1.8; }
.ws-single__tags a { display: inline-block; background: var(--ws-bg); padding: 0.2rem 0.6rem; border-radius: 100px; font-size: 0.75rem; margin: 0.2rem; }
.ws-share { padding: 2rem 0; border-top: 1px solid var(--ws-border); margin-top: 2rem !important; }
.ws-related { padding: 3rem 0; border-top: 1px solid var(--ws-border); margin-top: 3rem !important; }
.ws-footer { background: var(--ws-surface); padding: 2.5rem 1.5rem 1.5rem; margin-top: 3rem; border-radius: var(--ws-radius) var(--ws-radius) 0 0; }
.ws-footer__inner { gap: 2rem; } .ws-footer__desc { color: var(--ws-text-secondary); font-size: 0.8rem; }
.ws-footer__nav a { font-size: 0.8rem; color: var(--ws-text-secondary); } .ws-footer__nav a:hover { color: var(--ws-primary); }
.ws-footer__social-links .wp-social-link { background: transparent !important; border: 1px solid var(--ws-border); border-radius: 50%; }
.ws-footer__social-links .wp-social-link:hover { background: var(--ws-primary) !important; border-color: var(--ws-primary); }
.ws-footer__divider { border-color: var(--ws-border) !important; margin: 1.5rem 0 !important; }
.ws-footer__copyright { color: var(--ws-text-secondary); font-size: 0.75rem; }
.wp-block-query-pagination { margin-top: 2rem; gap: 0.4rem; }
.wp-block-query-pagination-numbers .page-numbers { padding: 0.4rem 0.8rem; border-radius: 100px; font-size: 0.8rem; background: var(--ws-surface); }
.wp-block-query-pagination-numbers .page-numbers.current { background: var(--ws-primary); color: #fff; }
.ws-main { padding: 1.5rem; }
.ws-404 { text-align: center; padding: 6rem 2rem; }
.ws-archive__title { font-size: 1.5rem; font-weight: 700; margin-bottom: 1.5rem !important; }

@media (max-width: 1200px) { .ws-waterfall__grid { columns: 3; } }
@media (max-width: 768px) { .ws-waterfall__grid { columns: 2; column-gap: 0.75rem; } .ws-wf-card { margin-bottom: 0.75rem; } .ws-main { padding: 0.75rem; } .ws-header { padding: 0.75rem 1rem; } }
@media (max-width: 480px) { .ws-waterfall__grid { columns: 2; } .ws-wf-card__title { font-size: 0.85rem; } }