@import "../base.css";
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/*
 * graphite —— 工业蓝图 / 工程图
 *
 * 视觉语言：
 *  - technical drawing 的细线 + 刻度尺 + 参考线
 *  - sans + mono 混排（display 仍可读、无衬线）
 *  - 卡片左 1px 竖向"刻度凹槽"，与档案柜的"卡片编号"完全不同
 *  - hero 用「specs table」形式：标题 + 一行 spec key:value
 *  - 不重复 mono 的方角、编号、§ 序号
 */

:root {
  --bg-primary: #f4f4ef;
  --bg-secondary: #ffffff;
  --bg-elevated: #ebebe5;
  --text-primary: #1a1a1a;
  --text-secondary: #3d3d3d;
  --text-muted: #767670;
  --border: rgba(26, 26, 26, 0.16);
  --border-strong: rgba(26, 26, 26, 0.4);
  --accent: #1a3aff;
  --accent-soft: rgba(26, 58, 255, 0.08);
  --accent-strong: #001ad6;
  --code-bg: #1a1a1a;
  --code-border: rgba(26, 58, 255, 0.3);
  --code-text: #e4e6ff;
  --code-muted: #767670;
  --code-inline-bg: rgba(26, 58, 255, 0.07);
  --code-inline-text: #1a1a1a;
  --code-selection: rgba(26, 58, 255, 0.18);
  --code-accent-1: #7e8fff;
  --code-accent-2: #88e0c3;
  --code-accent-3: #ffce9b;
  --shadow-sm: 0 0 0 1px var(--border);
  --shadow-md: 0 0 0 1px var(--border);
  --shadow-lg: 0 0 0 1px var(--border);
  --radius-sm: 0;
  --radius-md: 2px;
  --radius-lg: 3px;
  --radius-xl: 4px;
  --font-display: "Inter", "Helvetica Neue", "Helvetica", "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Inter", "Helvetica Neue", "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Consolas, "Cascadia Code", "Courier New", monospace;
  --layout-width: 1200px;
  --layout-nav-height: 60px;
  --layout-hero: 60vh;
  --layout-prose: 720px;
}

body {
  background:
    /* 顶部刻度尺 */
    linear-gradient(90deg,
      transparent 0 8px, rgba(26, 26, 26, 0.06) 8px 9px, transparent 9px 56px,
      rgba(26, 26, 26, 0.06) 56px 57px, transparent 57px 104px,
      rgba(26, 26, 26, 0.06) 104px 105px, transparent 105px 152px,
      rgba(26, 26, 26, 0.06) 152px 153px, transparent 153px 200px,
      rgba(26, 26, 26, 0.06) 200px 201px, transparent 201px 248px) 0 0 / 248px 12px repeat-x,
    /* 左侧参考线 */
    linear-gradient(0deg,
      transparent 0 240px, rgba(26, 58, 255, 0.18) 240px 241px, transparent 241px 480px,
      rgba(26, 26, 26, 0.08) 480px 481px, transparent 481px 720px,
      rgba(26, 58, 255, 0.18) 720px 721px, transparent 721px 960px,
      rgba(26, 26, 26, 0.08) 960px 961px, transparent 961px 1200px) 0 0 / 8px 1200px repeat-y,
    var(--bg-primary);
  background-attachment: fixed, fixed, fixed;
}

/* nav：技术图纸式细线 */
.nav {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-strong);
  border-top: 1px solid var(--border-strong);
}

.nav-brand {
  gap: 14px;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.04em;
}

.nav-brand::before {
  content: "[G]";
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.06em;
  border: 1px solid var(--accent);
  padding: 2px 6px;
  line-height: 1;
}

.nav-logo {
  display: none;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 0;
  color: var(--text-secondary);
}

.nav-link::after {
  display: none;
}

.nav-link:hover {
  color: var(--accent);
}

.nav-link.active {
  color: var(--accent);
  border-top: 1px solid var(--accent);
  border-bottom: 1px solid var(--accent);
  padding: 4px 0;
  margin: -1px 0;
}

/* hero: 技术规格表 */
.hero {
  padding: 64px 0 32px;
  min-height: min(60vh, 600px);
  display: grid;
  grid-template-columns: 1fr;
}

.hero-content {
  width: 100%;
  max-width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 32px;
  align-items: end;
}

.hero-kicker,
.hero-title,
.hero-subtitle,
.hero-copy,
.hero-actions,
.hero-meta {
  grid-column: 1;
}

.hero-specs {
  grid-column: 2;
  grid-row: 1 / -1;
  align-self: end;
}

.hero-kicker,
.hero-badge {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0;
  background: transparent;
  border: 0;
  margin-bottom: 16px;
  font-weight: 500;
}

.hero-kicker::before,
.hero-badge::before {
  content: "// ";
  color: var(--text-muted);
  font-weight: 400;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(44px, 6.4vw, 84px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 700;
  text-transform: none;
  margin: 0 0 24px;
}

.hero-subtitle,
.hero-copy {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
  border-left: 0;
  padding-left: 0;
  max-width: 48ch;
  margin: 0 0 28px;
}

/* spec table：右侧"规格卡" */
.hero-specs {
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 18px;
  row-gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  border-top: 1px solid var(--border-strong);
  border-bottom: 1px solid var(--border-strong);
  padding: 14px 0;
  letter-spacing: 0.02em;
}

.hero-specs dt {
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.1em;
  align-self: center;
  font-weight: 500;
}

.hero-specs dt::before {
  content: "› ";
  color: var(--accent);
}

.hero-specs dd {
  margin: 0;
  color: var(--text-primary);
  font-weight: 500;
}

.hero-actions {
  display: none; /* 不需要按钮组，让 specs table 自己说话 */
}

.hero-meta {
  display: none;
}

/* 卡片：刻度凹槽 + thin border */
.post-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 0;
  padding: 22px 24px 20px;
  display: grid;
  gap: 14px;
  position: relative;
  transition: border-color 0.15s ease;
}

.post-card::before {
  display: none;
}

/* 卡片顶部 4 个"刻度钉" */
.post-card::after {
  content: "";
  position: absolute;
  top: -1px;
  right: 24px;
  width: 80px;
  height: 6px;
  background-image:
    linear-gradient(90deg, var(--border-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-strong) 1px, transparent 1px);
  background-size: 20px 6px;
  background-position: 0 0, 20px 0, 40px 0, 60px 0;
  background-repeat: no-repeat;
}

.post-card:hover {
  border-color: var(--border-strong);
  border-left-color: var(--accent-strong);
}

.post-card-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  border-bottom: 1px dashed var(--border);
  padding-bottom: 8px;
}

.post-card-header .post-category {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.post-card-header .post-date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin-left: auto;
}

.post-card-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  text-transform: none;
}

.post-summary {
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.post-tag,
.moment-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 2px 8px;
  border: 1px solid var(--border);
  background: transparent;
  border-radius: 0;
}

.post-tag::before {
  content: "#";
  color: var(--accent);
  margin-right: 2px;
}

/* section header: technical drawing 标注线 */
.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(20px, 2.4vw, 26px);
  letter-spacing: -0.01em;
  text-transform: none;
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.section-title::before {
  display: none;
}

.section-header {
  border-bottom: 1px solid var(--border-strong);
  padding-bottom: 14px;
  margin-bottom: 24px;
  position: relative;
}

.section-header::after {
  content: attr(data-section-no, "");
  position: absolute;
  right: 0;
  top: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* post 文章 */
.post-article {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 0;
  box-shadow: none;
  padding: 48px 56px;
  margin: 24px auto 48px;
  width: min(100%, 840px);
  position: relative;
}

.post-article::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  height: 6px;
  background-image:
    linear-gradient(90deg, var(--accent) 1px, transparent 1px),
    linear-gradient(90deg, var(--accent) 1px, transparent 1px),
    linear-gradient(90deg, var(--accent) 1px, transparent 1px),
    linear-gradient(90deg, var(--accent) 1px, transparent 1px);
  background-size: 25% 6px;
  background-position: 0 0, 25% 0, 50% 0, 75% 0;
  background-repeat: no-repeat;
}

.post-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-transform: none;
  font-style: normal;
}

.post-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.post-meta .post-category {
  color: var(--accent);
  font-weight: 600;
  text-transform: uppercase;
}

.markdown-body {
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--text-primary);
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: none;
  font-style: normal;
  letter-spacing: -0.01em;
}

.markdown-body h2 {
  margin-top: 2em;
  font-size: 1.4em;
  border-bottom: 0;
  padding-bottom: 0;
  color: var(--text-primary);
  position: relative;
  padding-left: 14px;
}

.markdown-body h2::before {
  content: "▍";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.markdown-body h3 {
  font-size: 1.2em;
  margin-top: 1.6em;
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol {
  margin: 0 0 1.1em;
}

.markdown-body blockquote {
  border-left: 2px solid var(--border-strong);
  padding: 4px 0 4px 18px;
  margin: 1.4em 0;
  color: var(--text-secondary);
  font-style: normal;
}

.markdown-body code,
.moment-content code {
  font-family: var(--font-mono);
  background: var(--code-inline-bg);
  color: var(--code-inline-text);
  border: 0;
  border-bottom: 1px solid var(--border);
  padding: 1px 6px;
  font-size: 0.9em;
}

.markdown-body pre,
.moment-content pre {
  background: var(--code-bg);
  color: var(--code-text);
  border: 1px solid var(--border-strong);
  border-radius: 0;
  padding: 20px 24px;
  font-size: 13px;
  line-height: 1.7;
  position: relative;
}

.markdown-body pre::before,
.moment-content pre::before {
  content: "// " attr(data-lang, "code");
  position: absolute;
  top: -1px;
  right: -1px;
  background: var(--accent);
  color: var(--bg-primary);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  padding: 2px 8px;
  text-transform: uppercase;
}

.markdown-body pre code,
.moment-content pre code {
  background: transparent;
  border: 0;
  padding: 0;
  color: inherit;
}

/* TOC */
.toc-container {
  border: 1px solid var(--border-strong);
  border-top: 3px solid var(--accent);
  border-radius: 0;
  background: var(--bg-secondary);
  padding: 16px 20px;
}

.toc-header {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
  font-style: normal;
}

.toc-toggle {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 3px 10px;
  border-radius: 0;
}

.toc-link {
  font-family: var(--font-body);
  font-size: 14px;
  border-bottom: 0;
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.toc-link::before {
  content: "›";
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.toc-link.active {
  color: var(--accent);
  font-weight: 600;
}

.toc-link.active::before {
  color: var(--accent);
}

/* moment */
.moments-timeline::before {
  background: var(--border);
  width: 1px;
  left: 18px;
}

.moment-dot {
  width: 10px;
  height: 10px;
  border-radius: 0;
  background: var(--accent);
  border: 2px solid var(--bg-primary);
  box-shadow: 0 0 0 1px var(--accent);
  top: 18px;
  left: 11px;
}

.moment-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 2px solid var(--border-strong);
  border-radius: 0;
  padding: 18px 22px;
  transition: border-left-color 0.15s ease;
}

.moment-card:hover {
  border-left-color: var(--accent);
}

.moment-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px dashed var(--border);
  padding-bottom: 6px;
  margin-bottom: 12px;
  display: flex;
  gap: 14px;
  align-items: baseline;
}

.moment-meta .moment-date {
  color: var(--accent);
  font-weight: 600;
}

.moment-content {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-primary);
  white-space: pre-wrap;
}

/* links */
.link-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  padding: 16px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 0;
  transition: border-color 0.15s ease;
}

.link-card:hover {
  border-color: var(--accent);
}

.link-avatar {
  width: 48px;
  height: 48px;
  border-radius: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 14px;
  font-style: normal;
}

.links-group-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: transparent;
  color: var(--accent);
  font-weight: 600;
  font-style: normal;
  border: 1px solid var(--accent);
  border-radius: 0;
  padding: 3px 10px;
  min-width: 50px;
  height: 24px;
}

.link-pill {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 0;
  padding: 2px 8px;
}

.link-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  font-style: normal;
  text-transform: none;
  letter-spacing: -0.01em;
}

/* gallery */
.gallery-shell {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 0;
  padding: 22px 24px;
}

.gallery-item {
  border: 1px solid var(--border);
  border-radius: 0;
  transition: border-color 0.15s ease;
}

.gallery-item:hover {
  border-color: var(--accent);
}

.gallery-breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  border-radius: 0;
  padding: 10px 14px;
}

.breadcrumb-sep {
  color: var(--text-muted);
}

.breadcrumb-item.current {
  color: var(--accent);
  font-weight: 600;
}

.folder-card {
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  border-radius: 0;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.folder-card:hover {
  border-color: var(--accent);
}

.folder-icon {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--accent);
  font-weight: 600;
}

.folder-name {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 14px;
  font-style: normal;
}

.folder-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

/* buttons / filter */
.filter-btn,
.page-btn,
.group-btn,
.load-more,
.btn,
.dir-nav-btn {
  border: 1px solid var(--border-strong);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 0;
  font-weight: 500;
}

.filter-btn.active,
.page-btn.active,
.group-btn.active,
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.filter-btn:hover,
.page-btn:hover,
.group-btn:hover,
.load-more:hover,
.dir-nav-btn:hover,
.btn:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent);
}

/* search */
.search-input {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--border-strong);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  border-radius: 0;
}

.search-input:focus {
  border-bottom-color: var(--accent);
}

.search-icon {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 12px;
}

/* footer */
.footer {
  border-top: 1px solid var(--border-strong);
  background: transparent;
}

.footer-content {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* back to top */
.back-to-top {
  border: 1px solid var(--border-strong);
  background: var(--bg-primary);
  color: var(--text-primary);
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  box-shadow: none;
}

.back-to-top:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* reading progress */
.reading-progress {
  height: 2px;
}

.reading-progress-bar {
  background: var(--accent);
}

/* disclaimer */
.disclaimer-item {
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  border-radius: 0;
  padding: 18px 22px;
}

.disclaimer-item h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-style: normal;
  text-transform: none;
}

.disclaimer-item .num {
  font-family: var(--font-mono);
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  width: 24px;
  height: 24px;
  border-radius: 0;
  letter-spacing: 0;
}

/* error */
.error-code {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 700;
  font-style: normal;
  letter-spacing: 0.04em;
}

/* lightbox */
.lightbox-close,
.lightbox-nav {
  border-radius: 0;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: rgba(0, 0, 0, 0.6);
  font-family: var(--font-mono);
}

::selection {
  background: var(--accent);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 0;
}

/* info-item */
.info-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 0;
  padding: 14px 18px;
  position: relative;
}

.info-item::before {
  content: "›";
  position: absolute;
  top: 12px;
  left: 4px;
  color: var(--accent);
  font-family: var(--font-mono);
}

.info-item {
  padding-left: 22px;
}

.info-item .label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.info-item .value {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  font-style: normal;
  text-transform: none;
}

.contact-box .email {
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.04em;
}

/* mobile */
@media (max-width: 720px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .hero-kicker,
  .hero-title,
  .hero-subtitle,
  .hero-copy,
  .hero-actions,
  .hero-meta,
  .hero-specs {
    grid-column: 1;
    grid-row: auto;
  }

  .hero-specs {
    font-size: 11px;
  }

  .post-article {
    padding: 28px 20px;
  }

  .post-article::before {
    width: 60px;
    right: auto;
  }

  .post-card,
  .link-card,
  .moment-card,
  .disclaimer-item,
  .info-item {
    padding: 16px 18px;
  }

  .nav-brand::before {
    display: none;
  }
}

/* ── Dark Mode ───────────────────────────────────────── */
/* Auto: follow system dark mode unless user chose light */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg-primary: #0e1015;
    --bg-secondary: #14171e;
    --bg-elevated: #1a1e28;
    --text-primary: #e8eaf0;
    --text-secondary: #a0a8b8;
    --text-muted: #6b7280;
    --border: rgba(255, 255, 255, 0.1);
    --border-strong: rgba(255, 255, 255, 0.25);
    --accent: #6b8aff;
    --accent-soft: rgba(107, 138, 255, 0.12);
    --accent-strong: #8da4ff;
    --shadow-sm: 0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 18px 50px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 24px 80px rgba(0, 0, 0, 0.5);
    --code-bg: #0a0c10;
    --code-border: rgba(107, 138, 255, 0.25);
    --code-text: #dce4ff;
    --code-muted: #6b7280;
    --code-inline-bg: rgba(107, 138, 255, 0.1);
    --code-inline-text: #dce4ff;
    --code-selection: rgba(255, 255, 255, 0.08);
    --code-accent-1: #8fb4ff;
    --code-accent-2: #7dd3b0;
    --code-accent-3: #ffb86c;
  }

  /* Hide light-mode decorative gradients in dark mode */
  body {
    background: var(--bg-primary);
  }
}

/* Explicit: user chose dark */
:root[data-theme="dark"] {
  --bg-primary: #0e1015;
  --bg-secondary: #14171e;
  --bg-elevated: #1a1e28;
  --text-primary: #e8eaf0;
  --text-secondary: #a0a8b8;
  --text-muted: #6b7280;
  --border: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.25);
  --accent: #6b8aff;
  --accent-soft: rgba(107, 138, 255, 0.12);
  --accent-strong: #8da4ff;
  --shadow-sm: 0 10px 30px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 18px 50px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 24px 80px rgba(0, 0, 0, 0.5);
  --code-bg: #0a0c10;
  --code-border: rgba(107, 138, 255, 0.25);
  --code-text: #dce4ff;
  --code-muted: #6b7280;
  --code-inline-bg: rgba(107, 138, 255, 0.1);
  --code-inline-text: #dce4ff;
  --code-selection: rgba(255, 255, 255, 0.08);
  --code-accent-1: #8fb4ff;
  --code-accent-2: #7dd3b0;
  --code-accent-3: #ffb86c;
}

:root[data-theme="dark"] body {
  background: var(--bg-primary);
}