/* 葬AI Web4 — 全局样式 */

:root {
  --bg: #0a0a0f;
  --bg-elev: #12121a;
  --bg-elev-2: #1a1a25;
  --border: #2a2a38;
  --border-strong: #3a3a4a;
  --text: #e6e6ec;
  --text-dim: #9b9baa;
  --text-faint: #6b6b78;
  --primary: #b794f4;
  --primary-dim: #7c5fcc;
  --primary-glow: rgba(183, 148, 244, 0.35);
  --accent-red: #ff6b6b;
  --accent-amber: #f6c177;
  --accent-green: #9ece6a;
  --accent-cyan: #7dcfff;
  --type-product: #b794f4;
  --type-person: #f6c177;
  --type-company: #7dcfff;
  --type-vc: #9ece6a;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas,
    "Source Han Mono SC", monospace;
  --font-serif: "Source Han Serif SC", "Noto Serif CJK SC", "Songti SC",
    "STSong", serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.15s;
}
a:hover {
  color: #d6b9ff;
}

img {
  max-width: 100%;
  display: block;
}

button {
  cursor: pointer;
  font-family: inherit;
}

/* 通用工具类 */
.mono {
  font-family: var(--font-mono);
}
.dim {
  color: var(--text-dim);
}
.faint {
  color: var(--text-faint);
}
.tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  font-family: var(--font-mono);
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: var(--bg-elev);
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  font-size: 13px;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
  cursor: pointer;
  transition: all 0.15s;
}
.btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(183, 148, 244, 0.06);
}
.btn-primary {
  background: var(--primary);
  color: #0a0a0f;
  border-color: var(--primary);
  font-weight: 600;
}
.btn-primary:hover {
  background: #d6b9ff;
  color: #0a0a0f;
}

/* ============== 顶部导航 ============== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-brand .dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary-glow);
}
.nav-links {
  display: flex;
  gap: 28px;
  font-size: 13px;
  font-family: var(--font-mono);
}
.nav-links a {
  color: var(--text-dim);
  letter-spacing: 0.05em;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  border-bottom-color: var(--primary);
}
@media (max-width: 600px) {
  .nav {
    padding: 12px 16px;
  }
  .nav-links {
    gap: 16px;
    font-size: 12px;
  }
}

/* ============== 首页 ============== */
.home {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.home-hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 24px;
  position: relative;
  overflow: hidden;
}
.home-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    rgba(183, 148, 244, 0.12),
    transparent 60%
  );
  pointer-events: none;
}
.home-logo {
  width: 80px;
  height: 80px;
  background: var(--primary);
  color: #0a0a0f;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 32px;
  box-shadow: 0 0 60px var(--primary-glow);
  position: relative;
  z-index: 1;
}
.home-title {
  font-size: 56px;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0;
  color: var(--text);
  text-shadow: 0 0 40px var(--primary-glow);
  position: relative;
  z-index: 1;
}
.home-tagline {
  margin: 16px 0 0;
  color: var(--text-dim);
  font-size: 15px;
  font-family: var(--font-mono);
  position: relative;
  z-index: 1;
}
.home-stats {
  display: flex;
  gap: 40px;
  margin: 56px 0 48px;
  font-family: var(--font-mono);
  position: relative;
  z-index: 1;
}
.home-stat {
  text-align: center;
}
.home-stat .num {
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
}
.home-stat .label {
  font-size: 11px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 4px;
}
.home-cta {
  display: flex;
  gap: 16px;
  position: relative;
  z-index: 1;
}
@media (max-width: 600px) {
  .home-title {
    font-size: 36px;
  }
  .home-stats {
    gap: 20px;
  }
  .home-stat .num {
    font-size: 24px;
  }
}
.home-intro {
  max-width: 720px;
  margin: 0 auto;
  padding: 60px 24px 80px;
  border-top: 1px solid var(--border);
  text-align: left;
}
.home-intro h2 {
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--text-faint);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin: 0 0 24px;
  font-weight: 500;
}
.home-intro p {
  color: var(--text-dim);
  font-size: 15px;
  line-height: 1.8;
  margin: 0 0 16px;
}
.home-intro .quote {
  border-left: 2px solid var(--primary);
  padding: 4px 0 4px 20px;
  color: var(--text);
  font-style: italic;
  margin: 24px 0;
}
.home-footer {
  padding: 24px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  border-top: 1px solid var(--border);
}

/* ============== 通用页面容器 ============== */
.page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}
.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.page-head h1 {
  font-size: 32px;
  margin: 0 0 8px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.page-head .sub {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.1em;
}

/* ============== 排行榜 ============== */
.lb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.lb-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 0;
}
.lb-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.lb-head .type {
  color: var(--primary);
}
.lb-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.lb-item {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}
.lb-item:last-child {
  border-bottom: none;
}
.lb-item:hover {
  background: var(--bg-elev-2);
}
.lb-rank {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-faint);
  text-align: right;
}
.lb-item.top1 .lb-rank {
  color: var(--primary);
  font-weight: 700;
}
.lb-name {
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
}
.lb-desc {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 2px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.lb-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  text-align: right;
  white-space: nowrap;
}
.lb-meta b {
  color: var(--text);
  font-weight: 600;
}

/* ============== 图谱 ============== */
.graph-wrap {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 0;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  height: calc(100vh - 200px);
  min-height: 600px;
}
#cy {
  width: 100%;
  height: 100%;
  background: var(--bg);
}
.graph-side {
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.graph-side h3 {
  margin: 0;
  padding: 16px 20px;
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  font-weight: 500;
}
.graph-side .body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}
.graph-side .body h4 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
}
.graph-side .body .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  margin-bottom: 12px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.graph-side .body .desc {
  color: var(--text-dim);
  font-size: 13px;
}
.graph-side .body .empty {
  color: var(--text-faint);
  font-style: italic;
  font-size: 12px;
  text-align: center;
  padding: 40px 0;
}
.graph-side .relations {
  margin-top: 16px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
.graph-side .relations h5 {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-faint);
  font-weight: 500;
}
.graph-side .rel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 12px;
  font-family: var(--font-mono);
}
.graph-side .rel-list li {
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  color: var(--text-dim);
}
.graph-side .rel-list li:last-child {
  border-bottom: none;
}
.graph-side .rel-list .arrow {
  color: var(--primary);
  margin: 0 6px;
}
.graph-toolbar {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  gap: 6px;
  z-index: 10;
}
.graph-toolbar button {
  background: rgba(10, 10, 15, 0.85);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 6px 10px;
  cursor: pointer;
  transition: all 0.15s;
}
.graph-toolbar button:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.graph-toolbar button.active {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(183, 148, 244, 0.1);
}
.graph-legend {
  position: absolute;
  bottom: 16px;
  left: 16px;
  display: flex;
  gap: 12px;
  background: rgba(10, 10, 15, 0.85);
  padding: 8px 12px;
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  z-index: 10;
}
.graph-legend .item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
}
.graph-legend .swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
@media (max-width: 900px) {
  .graph-wrap {
    grid-template-columns: 1fr;
    height: auto;
  }
  #cy {
    height: 60vh;
  }
  .graph-side {
    border-left: none;
    border-top: 1px solid var(--border);
    max-height: 400px;
  }
}

/* ============== 文章列表 ============== */
.al-controls {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.al-search {
  flex: 1;
  min-width: 200px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  font-size: 13px;
  font-family: var(--font-mono);
  outline: none;
  transition: border-color 0.15s;
}
.al-search:focus {
  border-color: var(--primary);
}
.al-select {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  font-size: 12px;
  font-family: var(--font-mono);
  outline: none;
  cursor: pointer;
}
.al-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.al-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.al-item {
  display: grid;
  grid-template-columns: 60px 110px 1fr auto;
  gap: 20px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  align-items: baseline;
  transition: background 0.15s;
}
.al-item:hover {
  background: var(--bg-elev);
}
.al-id {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
  letter-spacing: 0.05em;
}
.al-date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.05em;
}
.al-title {
  font-size: 15px;
  color: var(--text);
  font-weight: 500;
  margin: 0;
  line-height: 1.5;
}
.al-title a {
  color: inherit;
}
.al-title a:hover {
  color: var(--primary);
}
.al-author {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  text-align: right;
}
.al-empty {
  padding: 60px 0;
  text-align: center;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 13px;
}
@media (max-width: 700px) {
  .al-item {
    grid-template-columns: 50px 1fr;
    gap: 8px 16px;
  }
  .al-date {
    grid-column: 2;
  }
  .al-author {
    grid-column: 2;
    text-align: left;
  }
}

/* ============== 文章详情 ============== */
.article {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}
.article-head {
  border-bottom: 1px solid var(--border);
  padding-bottom: 32px;
  margin-bottom: 40px;
}
.article-meta {
  display: flex;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.article-meta .author {
  color: var(--primary);
}
.article-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}
.article-excerpt {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.7;
  border-left: 2px solid var(--primary);
  padding-left: 16px;
  margin: 0;
}
.article-body {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.95;
  color: var(--text);
}
.article-body h1,
.article-body h2,
.article-body h3,
.article-body h4 {
  font-family: var(--font-sans);
  margin: 2em 0 0.8em;
  color: var(--text);
  letter-spacing: 0.02em;
  line-height: 1.4;
}
.article-body h1 {
  font-size: 26px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}
.article-body h2 {
  font-size: 22px;
  border-left: 3px solid var(--primary);
  padding-left: 14px;
}
.article-body h3 {
  font-size: 18px;
  color: var(--primary);
}
.article-body h4 {
  font-size: 16px;
}
.article-body p {
  margin: 0 0 1.2em;
}
.article-body blockquote {
  margin: 1.5em 0;
  padding: 12px 20px;
  border-left: 3px solid var(--primary);
  background: var(--bg-elev);
  color: var(--text-dim);
  font-style: italic;
}
.article-body blockquote p:last-child {
  margin-bottom: 0;
}
.article-body ul,
.article-body ol {
  padding-left: 1.5em;
  margin: 0 0 1.2em;
}
.article-body li {
  margin-bottom: 0.4em;
}
.article-body code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--bg-elev);
  padding: 2px 6px;
  color: var(--accent-amber);
  border: 1px solid var(--border);
}
.article-body pre {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  padding: 16px;
  overflow-x: auto;
  margin: 1.5em 0;
}
.article-body pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--text);
}
.article-body a {
  color: var(--primary);
  text-decoration: underline;
  text-decoration-color: var(--primary-dim);
  text-underline-offset: 3px;
}
.article-body a:hover {
  text-decoration-color: var(--primary);
}
.article-body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2em 0;
}
.article-body strong {
  color: var(--text);
  font-weight: 700;
}
.article-body em {
  color: var(--text);
}
.article-body img {
  max-width: 100%;
  margin: 1.5em auto;
  border: 1px solid var(--border);
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: 14px;
}
.article-body th,
.article-body td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
}
.article-body th {
  background: var(--bg-elev);
  font-family: var(--font-sans);
}
.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 60px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  flex-wrap: wrap;
}
.article-nav a {
  display: block;
  padding: 12px 16px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  flex: 1;
  min-width: 200px;
  transition: all 0.15s;
}
.article-nav a:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.article-nav .label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-faint);
  letter-spacing: 0.15em;
  margin-bottom: 4px;
  text-transform: uppercase;
}
.article-nav .next {
  text-align: right;
}
.article-nav .disabled {
  opacity: 0.4;
  pointer-events: none;
}
.article-entities {
  margin-top: 60px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.article-entities h3 {
  font-size: 13px;
  font-family: var(--font-mono);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin: 0 0 16px;
  font-weight: 500;
}
.entity-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.entity-tag {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  font-family: var(--font-mono);
  border: 1px solid var(--border);
  color: var(--text-dim);
  background: var(--bg-elev);
}
.entity-tag.product {
  border-color: var(--type-product);
  color: var(--type-product);
}
.entity-tag.person {
  border-color: var(--type-person);
  color: var(--type-person);
}
.entity-tag.company {
  border-color: var(--type-company);
  color: var(--type-company);
}
.entity-tag.vc_firm {
  border-color: var(--type-vc);
  color: var(--type-vc);
}

/* ============== 加载状态 ============== */
.loading {
  padding: 80px 0;
  text-align: center;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
}
.loading::before {
  content: "▍";
  color: var(--primary);
  margin-right: 8px;
  animation: blink 1s infinite;
}
@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}