/* =========================================================
   个人网站 · 科技极简深色主题
   修改 --accent / --accent-2 即可换主色
   ========================================================= */

:root {
  --bg: #0a0e16;
  --bg-soft: #0f1521;
  --surface: #121a28;
  --surface-2: #16203154;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #e8eef6;
  --text-muted: #8b97a8;
  --text-faint: #5b6678;
  --accent: #2afadf;          /* 霓虹青绿 */
  --accent-2: #7c5cff;        /* 霓虹紫 */
  --accent-glow: rgba(42, 250, 223, 0.35);
  --radius: 14px;
  --radius-sm: 10px;
  --maxw: 1100px;
  --mono: "SF Mono", "Cascadia Code", "Consolas", "Liberation Mono", monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 背景光晕（已去掉网格线） */
body::after {
  content: "";
  position: fixed;
  top: -20%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, var(--accent-glow), transparent 60%);
  filter: blur(40px);
  opacity: 0.5;
  pointer-events: none;
  z-index: 0;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ============ 导航 ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(10, 14, 22, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  height: 64px;
}
.logo {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  align-items: center;
  margin-left: auto;
}
.nav-links a {
  color: var(--text-muted);
  font-size: 15px;
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -22px;
  height: 2px;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  width: 40px; height: 40px;
  cursor: pointer;
  color: var(--text);
  font-size: 18px;
}

/* ============ 按钮 ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
  border: 1px solid transparent;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06121a;
  box-shadow: 0 8px 30px -10px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 36px -8px var(--accent-glow); }
.btn-ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ============ Hero ============ */
.hero {
  padding: 120px 0 90px;
  text-align: center;
}
.hero .tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 6px 14px;
  margin-bottom: 28px;
  letter-spacing: 1px;
}
.hero h1 {
  font-size: clamp(34px, 6vw, 60px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 22px;
}
.hero h1 .grad {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  color: var(--text-muted);
  font-size: clamp(16px, 2.2vw, 19px);
  max-width: 620px;
  margin: 0 auto 36px;
}
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ============ 通用区块 ============ */
.section { position: relative; z-index: 1; padding: 76px 0; }
.section-head { margin-bottom: 44px; }
.section-head .eyebrow {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.section-head h2 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  margin: 10px 0 8px;
}
.section-head p { color: var(--text-muted); max-width: 640px; }

/* ============ 卡片网格 ============ */
.grid { display: grid; gap: 22px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: 0 20px 50px -24px rgba(0, 0, 0, 0.8);
}

/* 首页模块卡：鼠标跟随高亮光斑 */
.card.feature {
  cursor: pointer;
  --mx: 50%;
  --my: 50%;
}
.card.feature::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    240px circle at var(--mx) var(--my),
    color-mix(in srgb, var(--accent) 26%, transparent),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
  z-index: 0;
}
.card.feature > * { position: relative; z-index: 1; }
.card.feature:hover {
  transform: translateY(-8px) scale(1.015);
  border-color: var(--accent);
  box-shadow:
    0 24px 60px -22px rgba(0, 0, 0, 0.85),
    0 0 0 1px color-mix(in srgb, var(--accent) 60%, transparent),
    0 0 36px -6px color-mix(in srgb, var(--accent) 55%, transparent);
}
.card.feature:hover::before { opacity: 1; }
.card.feature:hover .icon {
  transform: translateY(-2px) scale(1.08);
  filter: drop-shadow(0 0 10px color-mix(in srgb, var(--accent) 70%, transparent));
}
.card.feature .icon { transition: transform 0.25s, filter 0.25s; }
.card .icon {
  font-size: 26px;
  margin-bottom: 14px;
  display: inline-block;
}
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { color: var(--text-muted); font-size: 15px; }
.card .meta {
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-faint);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* 教程卡 */
.tut-card { display: flex; flex-direction: column; }
.tut-card .thumb {
  height: 150px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 14px;
}
.tut-card .thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,18,26,.72), rgba(6,18,26,.15) 60%, transparent);
  z-index: 0;
}
.tut-card .thumb span {
  position: relative;
  z-index: 1;
  font-family: var(--mono);
  font-size: 12px;
  color: #06121a;
  font-weight: 700;
  background: rgba(255,255,255,0.85);
  padding: 3px 10px;
  border-radius: 999px;
}
.article-cover {
  width: 100%;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  border: 1px solid var(--border);
}
.tut-card .tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.tag-pill {
  font-size: 12px;
  color: var(--accent);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 3px 10px;
  font-family: var(--mono);
}

/* 作品展示网格 */
.gallery-grid { grid-template-columns: repeat(3, 1fr); }
.work {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.25s, border-color 0.25s;
}
.work:hover { transform: translateY(-4px); border-color: var(--accent); }
.work .thumb {
  display: block;
  position: relative;
  background: #0b1120;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.work .thumb img {
  width: 100%; height: 100%;
  object-fit: contain;          /* 不裁切，完整显示原图 */
  display: block;
}
.work .thumb-video {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;          /* 与图片一致，不裁切 */
  background: #0b1120;
  display: block;
  border: 0;
}
.work .detail { padding: 14px 16px 18px; }
.work .detail h4 { font-size: 16px; margin-bottom: 6px; }
.work .detail p { font-size: 13px; color: var(--text-muted); line-height: 1.5; }

/* 项目卡 */
.proj-card .stack { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.proj-card .links { display: flex; gap: 16px; margin-top: 18px; }
.proj-card .links a { color: var(--accent); font-size: 14px; font-weight: 600; }
.proj-card .links a:hover { text-decoration: underline; }

/* 关于 / 博客 */
.about-grid { grid-template-columns: 1fr 1.4fr; gap: 40px; align-items: start; }
.about-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
}
.avatar {
  width: 92px; height: 92px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex; align-items: center; justify-content: center;
  font-size: 34px; margin-bottom: 18px;
}
.blog-item {
  display: flex; gap: 18px; padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.blog-item:last-child { border-bottom: none; }
.blog-item .date {
  font-family: var(--mono); font-size: 13px; color: var(--text-faint);
  min-width: 86px; padding-top: 3px;
}
.blog-item h4 { font-size: 17px; margin-bottom: 4px; }
.blog-item p { color: var(--text-muted); font-size: 14px; }

/* ============ 文章页 ============ */
.article { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; padding: 70px 24px 90px; }
.article .back { color: var(--text-muted); font-size: 14px; margin-bottom: 26px; display: inline-block; }
.article .back:hover { color: var(--accent); }
.article .meta {
  font-family: var(--mono); font-size: 13px; color: var(--text-faint);
  display: flex; gap: 16px; margin-bottom: 18px; flex-wrap: wrap;
}
.article h1 { font-size: clamp(28px, 4.5vw, 42px); line-height: 1.2; margin-bottom: 14px; }
.article .summary { color: var(--text-muted); font-size: 18px; margin-bottom: 34px; }
.article h2 { font-size: 24px; margin: 42px 0 14px; padding-left: 14px; border-left: 3px solid var(--accent); }
.article h3 { font-size: 19px; margin: 28px 0 10px; }
.article p { margin-bottom: 16px; color: #cdd6e2; }
.article ul, .article ol { margin: 0 0 16px 22px; color: #cdd6e2; }
.article li { margin-bottom: 8px; }
.article pre {
  background: #0b1120; border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 18px; overflow-x: auto;
  font-family: var(--mono); font-size: 13.5px; line-height: 1.6;
  margin-bottom: 20px; color: #d6e2f0;
}
.article code { font-family: var(--mono); font-size: 0.92em; color: var(--accent); }
.article pre code { color: inherit; }
.article blockquote {
  border-left: 3px solid var(--accent-2); padding: 8px 18px;
  background: var(--surface-2); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-muted); margin-bottom: 18px;
}

/* ============ 页脚 ============ */
.footer {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  padding: 50px 0 40px;
  margin-top: 40px;
}
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
.footer h4 { font-size: 16px; margin-bottom: 12px; }
.footer a { color: var(--text-muted); font-size: 14px; display: block; margin-bottom: 8px; }
.footer a:hover { color: var(--accent); }
.footer .copy { color: var(--text-faint); font-size: 13px; width: 100%; margin-top: 30px; text-align: center; }

/* ============ 滚动渐显 ============ */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ============ 响应式 ============ */
@media (max-width: 1100px) and (min-width: 861px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .nav-links {
    position: fixed; top: 64px; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: rgba(10,14,22,0.97);
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
    transform: translateY(-130%);
    transition: transform 0.3s;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 14px 24px; width: 100%; }
  .nav-links a.active::after { display: none; }
  .nav-toggle { display: block; }
  .theme-toggle { margin-left: auto; }
  .grid-3, .gallery-grid, .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .hero { padding: 90px 0 60px; }
}

/* =========================================================
   动效增强（首页氛围 / 导航滚动 / 作品项目）
   ========================================================= */

/* 顶部滚动进度条 */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 100; box-shadow: 0 0 10px var(--accent-glow);
  transition: width 0.1s linear;
}

/* 导航滚动毛玻璃 */
.nav.scrolled {
  background: rgba(10, 14, 22, 0.55);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
}

/* 主题切换按钮 */
.theme-toggle {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid var(--border-strong); background: transparent;
  color: var(--text); cursor: pointer; font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  transition: border-color 0.2s, color 0.2s, transform 0.25s;
  margin-left: 10px; flex: none;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); transform: rotate(20deg); }

/* Hero 粒子画布 + 打字机光标 */
.hero { position: relative; }
.hero .container { position: relative; z-index: 1; }
.hero-canvas {
  position: fixed; inset: 0; width: 100%; height: 100%;
  z-index: 0; pointer-events: none;
}
.hero h1 .type-caret {
  display: inline-block; width: 3px; height: 0.95em;
  vertical-align: -0.1em; background: var(--accent);
  margin-left: 3px; animation: caret-blink 1s step-end infinite;
}
@keyframes caret-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* 光标霓虹光晕 */
.cursor-glow {
  position: fixed; top: 0; left: 0; width: 300px; height: 300px;
  border-radius: 50%; pointer-events: none; z-index: 60;
  background: radial-gradient(circle, var(--accent-glow), transparent 65%);
  transform: translate(-50%, -50%); mix-blend-mode: screen;
  opacity: 0; transition: opacity 0.3s;
}
@media (hover: none) { .cursor-glow { display: none; } }

/* 作品卡 3D 倾斜 */
.gallery-grid { perspective: 1100px; }
.work {
  transform-style: preserve-3d;
  transition: transform 0.18s ease, border-color 0.25s;
  will-change: transform;
}

/* 灯箱看大图 */
.lightbox {
  position: fixed; inset: 0; z-index: 200; display: none;
  align-items: center; justify-content: center; padding: 40px;
  background: rgba(4, 7, 13, 0.92); backdrop-filter: blur(6px);
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 92vw; max-height: 88vh; border-radius: 10px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.lightbox .close {
  position: absolute; top: 20px; right: 28px; font-size: 32px;
  color: #fff; cursor: pointer; background: none; border: none; line-height: 1;
}
.lightbox .hint {
  position: absolute; bottom: 22px; color: var(--text-muted); font-size: 13px;
}

/* 视频 720p 灯箱 */
.videobox {
  position: fixed; inset: 0; z-index: 210; display: none;
  align-items: center; justify-content: center; padding: 40px;
  background: rgba(4, 7, 13, 0.94); backdrop-filter: blur(6px);
}
.videobox.open { display: flex; }
.videobox video {
  width: min(1280px, 92vw);        /* 桌面端保持 1280px = 原生 720p，不模糊 */
  aspect-ratio: 16 / 9;
  max-height: 88vh;
  border-radius: 10px;
  background: #000;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
}
.videobox .close {
  position: absolute; top: 20px; right: 28px; font-size: 32px;
  color: #fff; cursor: pointer; background: none; border: none; line-height: 1;
}
.videobox .hint {
  position: absolute; bottom: 22px; color: var(--text-muted); font-size: 13px;
}
.video-work {
  cursor: pointer;
  outline-offset: 2px;
}
.video-work:hover .zoom-btn {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 18px rgba(0, 242, 254, 0.3);
}
.zoom-btn {
  position: absolute;
  top: 12px; right: 12px;
  font-size: 12px; font-weight: 700;
  color: #fff; cursor: pointer;
  background: rgba(6, 10, 18, 0.78);
  border: 1px solid rgba(0, 242, 254, 0.45);
  padding: 6px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s, transform 0.15s;
}
.zoom-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 18px rgba(0, 242, 254, 0.3);
  transform: translateY(-1px);
}

/* 技术栈标签 hover 发光 */
.tag-pill { transition: border-color 0.2s, color 0.2s, box-shadow 0.2s; }
.tag-pill:hover {
  border-color: var(--accent); color: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

/* 卡片 stagger 进场（由 JS 设置 transition-delay） */
.grid .reveal, .about-grid .reveal { transition-delay: 0s; }

/* ============ 亮色主题 ============ */
[data-theme="light"] {
  --bg: #f5f7fb;
  --bg-soft: #eef1f7;
  --surface: #ffffff;
  --surface-2: rgba(20, 30, 50, 0.04);
  --border: rgba(10, 20, 40, 0.10);
  --border-strong: rgba(10, 20, 40, 0.18);
  --text: #15202e;
  --text-muted: #54607a;
  --text-faint: #8b97a8;
  --accent-glow: rgba(42, 180, 200, 0.28);
}
[data-theme="light"] body::before {
  background-image:
    linear-gradient(rgba(10, 20, 40, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10, 20, 40, 0.05) 1px, transparent 1px);
}
[data-theme="light"] body::after { opacity: 0.16; }
[data-theme="light"] .nav { background: rgba(245, 247, 251, 0.80); }
[data-theme="light"] .nav.scrolled { background: rgba(245, 247, 251, 0.62); }
[data-theme="light"] .cursor-glow { mix-blend-mode: multiply; opacity: 0; }
[data-theme="light"] .work .thumb { background: #e9edf4; }
[data-theme="light"] .article p,
[data-theme="light"] .article ul,
[data-theme="light"] .article ol { color: #2a3645; }
[data-theme="light"] .article pre { background: #eef1f7; border-color: var(--border); color: #15202e; }
[data-theme="light"] .article code { color: #0f8a7a; }
[data-theme="light"] .article blockquote { color: var(--text-muted); }

/* ============ 尊重减弱动效偏好 ============ */
@media (prefers-reduced-motion: reduce) {
  .reveal { transition: none; opacity: 1; transform: none; }
  .hero h1 .type-caret { animation: none; display: none; }
  .cursor-glow { display: none; }
}

/* ===== AI 资讯页 ===== */
.news-sub { color: var(--text-muted); font-size: 15px; margin-top: 6px; }
.news-list { display: flex; flex-direction: column; gap: 14px; margin-top: 26px; }
.news-item {
  position: relative;
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 18px;
  padding: 20px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--bg-soft) 55%, transparent);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.news-go {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--accent);
  white-space: nowrap;
  opacity: .85;
}
.news-item:hover .news-go { opacity: 1; text-decoration: underline; }
.news-item::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%),
    color-mix(in srgb, var(--accent) 14%, transparent), transparent 70%);
  opacity: 0; transition: opacity .25s; pointer-events: none;
}
.news-item:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 18px 44px -22px rgba(0,0,0,.85),
    0 0 26px -8px color-mix(in srgb, var(--accent) 50%, transparent);
}
.news-item:hover::before { opacity: 1; }
.news-rank {
  font-size: 28px; font-weight: 800; line-height: 1;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  align-self: start;
}
.news-body h3 { font-size: 18px; margin-bottom: 8px; line-height: 1.4; }
.news-body p { color: var(--text-muted); font-size: 14.5px; line-height: 1.7; }
.news-meta { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.news-tag {
  padding: 2px 10px; border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent);
  color: var(--accent); font-size: 12px;
}
.news-date { font-size: 12.5px; color: var(--text-muted); opacity: .8; }
.news-src { font-size: 12.5px; color: var(--accent-2); }
@media (max-width: 560px) {
  .news-item { grid-template-columns: 1fr; gap: 8px; }
  .news-rank { font-size: 20px; }
}