/* =========================
   IMAGE LIGHTBOX (click-to-zoom)
========================= */
.prose img {
  cursor: zoom-in;
  transition: opacity 0.2s ease;
}
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(10, 10, 20, 0.92);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  opacity: 0;
  transition: opacity 0.25s ease;
  padding: 2rem;
}
.lightbox-overlay.active { opacity: 1; }
.lightbox-overlay img {
  max-width: 95vw;
  max-height: 92vh;
  border-radius: 10px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  object-fit: contain;
}

/* bold.casa — Blueprint Lab structural overrides
   Colors are in sass/skins/monochrome.scss
   This file handles layout, typography, and decorative elements only.
*/

/* =========================
   0) FONTS
========================= */
:root {
  --sans-serif-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --heading-font: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

/* Text colors now set in sass/skins/monochrome.scss (loads after custom.css) */

/* =========================
   1) SELECTION
========================= */
::selection {
  background: color-mix(in srgb, #8bc2ff 30%, transparent);
  color: var(--text-color-high-contrast);
}

/* =========================
   2) GRID TEXTURE (background)
========================= */
html {
  background-image:
    linear-gradient(rgba(139, 194, 255, 0.10) 1.5px, transparent 1.5px),
    linear-gradient(90deg, rgba(139, 194, 255, 0.10) 1.5px, transparent 1.5px),
    radial-gradient(circle at 20% 0%, rgba(111, 214, 222, 0.16), transparent 60%);
  background-size: 28px 28px, 28px 28px, auto;
  background-attachment: fixed;
}

body {
  text-rendering: optimizeLegibility;
  font-family: var(--sans-serif-font);
  font-size: 16px;
  line-height: 1.6;
}

/* Frosted content backdrop — keeps grid texture visible at edges
   but gives text a clean, readable surface */
.content {
  background: var(--bg-0);
  backdrop-filter: blur(1px);
  border-radius: 16px;
  padding: 0.5rem 0;
  margin-top: 4px;
  max-width: calc(var(--max-layout-width) - 10rem);
  margin-inline: auto;
}

[data-theme="light"],
:root:not([data-theme="dark"]) {
  background-image:
    linear-gradient(rgba(37, 99, 235, 0.12) 1.5px, transparent 1.5px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.12) 1.5px, transparent 1.5px);
  background-size: 28px 28px;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    background-image:
      linear-gradient(rgba(37, 99, 235, 0.12) 1.5px, transparent 1.5px),
      linear-gradient(90deg, rgba(37, 99, 235, 0.12) 1.5px, transparent 1.5px);
    background-size: 28px 28px;
  }
}

/* =========================
   3) TYPOGRAPHY
========================= */
h1, h2, h3, h4,
.article-title,
#home-banner-header,
.card-title,
.bloglist-title a {
  font-family: var(--heading-font);
  color: var(--text-color-high-contrast);
}

h1,
.article-title,
#home-banner-header {
  letter-spacing: -0.01em;
  line-height: 1.2;
  font-weight: 700;
  font-size: 1.8rem !important;
}

h2,
.card-title,
.bloglist-title,
.bloglist-title a {
  letter-spacing: -0.018em;
  font-weight: 600;
  font-size: 1.25rem !important;
}

h3 {
  font-weight: 600;
  font-size: 1.05rem !important;
}

h4 {
  font-size: 0.9rem !important;
}

p,
.bloglist-content .description,
.card-description {
  font-family: var(--sans-serif-font);
  line-height: 1.7;
}

/* =========================
   3b) HIDE HOME SECTION TITLE
========================= */
.section-title {
  display: none;
}

/* =========================
   4) NAVIGATION
========================= */
/* Align navbar with article text column */
.navbar .logo span,
.navbar .logo a {
  text-shadow: 0 0 16px rgba(139, 194, 255, 0.22), 0 0 32px rgba(111, 214, 222, 0.10);
}

.navbar {
  border-bottom: none;
  margin-bottom: 0;
  margin-top: 12px;
  padding-block: 10px;
  max-width: calc(var(--max-layout-width) - 10rem);
  margin-inline: auto;
  padding-inline: 0;
}

/* Tighten inner content on list/home/projects pages to match article text width */
.posts-first,
.post-list,
#posts-list,
.bloglist-container,
.cards,
.filter-controls,
.pagination,
footer section {
  max-width: calc(var(--max-layout-width) - 12rem);
  margin-inline: auto;
}

#banner-container-home {
  max-width: calc(var(--max-layout-width) - 12rem);
  margin-inline: auto;
  box-sizing: border-box;
}

.home-title {
  font-weight: 780;
  letter-spacing: -0.02em;
  text-shadow: 0 0 20px rgba(139, 194, 255, 0.25), 0 0 40px rgba(111, 214, 222, 0.12);
}

/* =========================
   5) HERO / HOME BANNER
========================= */
#banner-container-home {
  border: 1px solid var(--divider-color);
  border-radius: 14px;
  padding: 2rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.018), rgba(255, 255, 255, 0.006));
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 100%;
  margin: 0 auto 2.5rem;
  box-sizing: border-box;
}

/* Corner marks */
#banner-container-home::before,
#banner-container-home::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  border-top: 1px solid color-mix(in srgb, #8bc2ff 65%, transparent);
  border-left: 1px solid color-mix(in srgb, #8bc2ff 65%, transparent);
  top: 12px;
  left: 12px;
}

#banner-container-home::after {
  transform: rotate(180deg);
  top: auto;
  left: auto;
  bottom: 12px;
  right: 12px;
}

#home-banner-header {
  font-size: clamp(1.4rem, 3.2vw, 2.2rem);
  margin-bottom: 1rem;
  color: var(--text-color-high-contrast);
}

#image-container-home {
  display: none;
}

/* =========================
   6) CHIPS / TAGS
========================= */
.hero-tags,
.filter-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.hero-tags .tag,
.filter-controls .taxonomy-item a,
.meta .tag a,
.tags .tag {
  border: 1px solid var(--divider-color);
  border-radius: 999px;
  background: var(--bg-0);
  color: var(--text-color);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
  padding: 0.28rem 0.6rem;
  transition: background 150ms ease, border-color 150ms ease, color 150ms ease;
}

/* Fix tag overlap in article meta */
.meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem;
}

.meta .tag {
  margin-block: 0.15rem;
}

.hero-tags .tag:hover,
.filter-controls .taxonomy-item a:hover,
.meta .tag a:hover,
.tags .tag:hover {
  background: var(--bg-3);
  border-color: #8bc2ff;
  color: var(--text-color-high-contrast);
}

/* =========================
   7) CARDS
========================= */
.card {
  border: 1px solid var(--divider-color);
  border-radius: 10px;
  background: var(--bg-2);
  box-shadow: 0 2px 14px rgba(0, 0, 0, 0.22);
  overflow: hidden;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
  position: relative;
}

.card::before {
  content: "SPEC";
  position: absolute;
  top: 10px;
  right: 10px;
  font-size: 0.62rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: color-mix(in srgb, #f3bd66 80%, var(--text-color-high-contrast));
  background: color-mix(in srgb, #f3bd66 16%, transparent);
  border: 1px solid color-mix(in srgb, #f3bd66 55%, transparent);
  border-radius: 999px;
  padding: 0.22rem 0.5rem;
  z-index: 2;
}

.card:hover {
  transform: translateY(-4px);
  border-color: #8bc2ff;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.33);
  background: var(--bg-0);
}

/* Kill tabi's link hover oval on cards, restore solid hover fill */
a.card::before,
a.card:hover::before,
.card a::before,
.card a:hover::before {
  display: none !important;
}

a.card:hover,
.card:hover,
.cards a.card:hover {
  background: var(--bg-3) !important;
  background-color: var(--bg-3) !important;
}

.card-title {
  color: var(--text-color-high-contrast);
  font-size: 1.25rem !important;
}

.card-description {
  color: var(--meta-color);
  font-size: 1.02rem;
  line-height: 1.62;
}

.card-image {
  aspect-ratio: 16/9;
  object-fit: cover;
  border-bottom: 1px solid var(--divider-color);
}

/* =========================
   8) CODE BLOCKS
   Let the syntax theme's native background show through.
   Only add border + radius for visual polish.
========================= */
pre {
  overflow-x: auto;
  max-width: 100%;
  border: 1px solid var(--divider-color);
  border-radius: 6px;
}

pre code {
  overflow-wrap: normal;
  word-break: normal;
}

/* Inline code: match surrounding text size */
:not(pre) > code {
  font-size: 0.88em;
}

/* --primary-color is now blueprint navy (#3d5a80 dark / #4a6480 light).
   This makes hover backgrounds and code bars look great, but elements
   that use primary as TEXT color need a contrast boost. */

/* Nav links, footer links, banner subtitle — need readable text */
.navbar a,
footer a,
#banner-container-home a,
.all-posts a,
.bloglist-content .read-more,
.read-more {
  color: var(--meta-color);
}

.navbar a:hover,
footer a:hover,
#banner-container-home a:hover,
.all-posts a:hover,
.read-more:hover {
  color: var(--hover-color);
}

/* Fix tag hover: tabi's ::before pseudo-element creates a rectangular
   highlight behind links. On pill-shaped tags this looks wrong.
   Hide the ::before on tags and let the tag's own background handle hover. */
.meta .tag a:hover::before,
.hero-tags .tag:hover::before,
.bloglist-tags .tag a:hover::before,
.tags .tag:hover::before,
li.tag a:hover::before {
  background-color: transparent !important;
}

.meta .tag a:hover,
.hero-tags .tag:hover,
.bloglist-tags .tag a:hover,
li.tag a:hover {
  background-color: transparent !important;
}

/* =========================
   9) BLOG LIST
========================= */
.meta,
.bloglist-meta,
time {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  letter-spacing: 0.01em;
  font-size: 0.8rem;
}

.bloglist-container {
  border-top: 1px solid var(--divider-color);
}

.bloglist-meta,
.bloglist-content {
  padding-block: 1rem;
}

.bloglist-title a {
  font-size: 1.25rem !important;
  color: var(--text-color-high-contrast);
}

/* =========================
   10) LINKS
========================= */
a:hover {
  color: #8bc2ff;
}

.e-content a,
.bloglist-content a:not(.tag):not(.bloglist-title a) {
  color: var(--meta-color);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: color-mix(in srgb, var(--meta-color) 50%, transparent);
}

/* Blog titles and read-more links should not be underlined */
.bloglist-title a,
.read-more,
.all-posts a {
  text-decoration: none !important;
}

.e-content a:hover,
.bloglist-content a:not(.tag):hover {
  color: var(--hover-color);
  text-decoration-color: var(--hover-color);
}

:focus-visible {
  outline: 2px solid color-mix(in srgb, #6fd6de 80%, white);
  outline-offset: 2px;
}

/* =========================
   11) FOOTER
========================= */
footer {
  border-top: 1px solid var(--divider-color);
}

/* =========================
   12) RESPONSIVE
========================= */
@media (max-width: 768px) {
  #banner-container-home {
    padding: 1.5rem;
  }

  #home-banner-header {
    font-size: 1.4rem !important;
  }

  .card-title {
    font-size: 1rem !important;
  }
}

@media (max-width: 640px) {
  #banner-container-home {
    padding: 1rem;
    margin-bottom: 1.25rem;
  }

  #home-banner-header {
    font-size: 1.2rem !important;
    line-height: 1.1;
  }

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

  .card-title {
    font-size: 0.95rem !important;
  }
}

/* =========================
   13) ACCESSIBILITY
========================= */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}