@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Hebrew:wght@300;400;500;700&display=swap');

/* ── 设计令牌 ── */
:root {
  --c-black: #000000;
  --c-white: #ffffff;
  --c-crimson: #c0001a;
  --c-crimson-light: #e8002a;
  --c-gray-100: #f5f5f5;
  --c-gray-200: #e8e8e8;
  --c-gray-400: #999999;
  --c-gray-600: #555555;
  --c-gray-800: #222222;

  --font-main: 'Noto Sans Hebrew', 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  --font-size-base: 17px;
  --line-height-base: 1.75;

  --nav-width: 240px;
  --radius-card: 28px;
  --transition-base: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── 重置 ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: var(--font-size-base); scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  background: var(--c-white);
  color: var(--c-black);
  line-height: var(--line-height-base);
  min-height: 100vh;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input { font-family: inherit; }

/* ── 左侧固定导航 ── */
.sidenav {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--nav-width);
  height: 100vh;
  background: var(--c-black);
  color: var(--c-white);
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
  border-right: 2px solid var(--c-crimson);
}

.sidenav__brand {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 72px;
  min-height: 72px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  text-decoration: none;
  transition: background var(--transition-base);
}
.sidenav__brand:hover { background: var(--c-crimson); }

.sidenav__icon {
  font-size: 2rem;
  font-weight: 700;
  color: var(--c-crimson);
  letter-spacing: -0.02em;
  line-height: 1;
  transition: color var(--transition-base);
}
.sidenav__brand:hover .sidenav__icon { color: var(--c-white); }

.sidenav__logo { width: 40px; height: 40px; object-fit: contain; }

.sidenav__search {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.sidenav__search form {
  display: flex;
  gap: 4px;
}
.sidenav__search input {
  flex: 1;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 4px;
  padding: 8px 10px;
  color: var(--c-white);
  font-size: 0.82rem;
  min-height: 40px;
}
.sidenav__search input::placeholder { color: var(--c-gray-400); }
.sidenav__search input:focus { outline: 2px solid var(--c-crimson); outline-offset: -1px; }
.sidenav__search button {
  background: var(--c-crimson);
  color: var(--c-white);
  border: none;
  border-radius: 4px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 0.82rem;
  min-height: 40px;
  min-width: 40px;
  transition: background var(--transition-base);
}
.sidenav__search button:hover { background: var(--c-crimson-light); }

.sidenav > ol {
  flex: 1;
  padding: 8px 0;
}
.sidenav > ol > li > a {
  display: block;
  padding: 12px 20px;
  font-size: 0.83rem;
  font-weight: 400;
  line-height: 1.4;
  color: rgba(255,255,255,0.75);
  border-left: 3px solid transparent;
  transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
  min-height: 44px;
}
.sidenav > ol > li > a:hover,
.sidenav > ol > li > a[aria-current="page"] {
  color: var(--c-white);
  border-left-color: var(--c-crimson);
  background: rgba(192, 0, 26, 0.12);
}

/* ── 导航偏移容器 ── */
.sidenav-offset {
  margin-left: var(--nav-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Hero（首页） ── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100vh;
  background: var(--c-black);
  color: var(--c-white);
  overflow: hidden;
  position: relative;
}

.hero__text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 60px 80px 48px;
  z-index: 2;
  position: relative;
}

.hero__eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-crimson);
  margin-bottom: 20px;
  display: block;
}

.hero__h1 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero__sub {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.7);
  max-width: 440px;
  margin-bottom: 36px;
}

.hero__cta {
  display: inline-block;
  background: var(--c-crimson);
  color: var(--c-white);
  padding: 14px 32px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  border-radius: 2px;
  min-height: 48px;
  transition: background var(--transition-base), transform var(--transition-base);
  align-self: flex-start;
}
.hero__cta:hover {
  background: var(--c-crimson-light);
  transform: translateY(-2px);
}

.hero__media {
  position: relative;
  overflow: hidden;
}
.hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__bg-text {
  position: absolute;
  bottom: -0.1em;
  right: -0.05em;
  font-size: clamp(8rem, 18vw, 18rem);
  font-weight: 700;
  color: rgba(192, 0, 26, 0.15);
  line-height: 1;
  pointer-events: none;
  user-select: none;
  z-index: 1;
  white-space: nowrap;
}

/* ── 首页正文 ── */
.home-content {
  padding: 60px 0 40px;
}

.home-article__body {
  max-width: 800px;
  font-size: 1rem;
  line-height: 1.8;
}

.home-article__body p { margin-bottom: 1.2em; }
.home-article__body h2 { font-size: 1.4rem; margin: 2em 0 0.8em; }
.home-article__body h3 { font-size: 1.15rem; margin: 1.6em 0 0.6em; }
.home-article__body a { color: var(--c-crimson); text-decoration: underline; text-underline-offset: 3px; }

/* ── 精选卡片区 ── */
.featured-section {
  background: var(--c-gray-100);
  padding: 64px 0;
  border-top: 3px solid var(--c-crimson);
}
.featured-section__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 48px;
}
.section-eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--c-crimson);
  margin-bottom: 8px;
}
.featured-section__heading {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 36px;
  letter-spacing: -0.02em;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--c-white);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
  min-height: 160px;
}
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--c-crimson);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}
.card:hover::before { transform: scaleX(1); }

.card__num {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-crimson);
  margin-bottom: 12px;
  display: block;
}
.card__title {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--c-black);
  margin-bottom: 8px;
  display: block;
}
.card__desc {
  font-size: 0.82rem;
  color: var(--c-gray-600);
  line-height: 1.55;
  flex: 1;
  display: block;
  margin-bottom: 12px;
}
.card__date {
  font-size: 0.75rem;
  color: var(--c-gray-400);
  display: block;
  margin-top: auto;
}

/* ── 文章页 ── */
.article-hero {
  background: var(--c-black);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
  min-height: 220px;
  display: flex;
  align-items: flex-end;
}
.article-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.article-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}
.article-hero__info {
  position: relative;
  z-index: 2;
  padding: 28px 48px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
}
.article-hero__parent {
  color: var(--c-crimson);
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: color var(--transition-base);
  min-height: 40px;
  display: flex;
  align-items: center;
}
.article-hero__parent:hover { color: var(--c-white); }
.article-hero__sep { color: rgba(255,255,255,0.3); }
.article-hero__type { color: rgba(255,255,255,0.5); }

.article-main {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  align-items: start;
}

.article-section {
  min-width: 0;
}

.article-body {
  padding: 52px 0 60px;
}

.article-header {
  margin-bottom: 40px;
  border-bottom: 1px solid var(--c-gray-200);
  padding-bottom: 28px;
}

.article-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 16px;
  font-size: 0.8rem;
  color: var(--c-gray-400);
}
.article-meta__date { color: var(--c-crimson); font-weight: 500; }
.article-meta__modified { color: var(--c-gray-400); }

.article-h1 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.article-lead {
  font-size: 1.05rem;
  color: var(--c-gray-600);
  line-height: 1.65;
  font-weight: 300;
}

/* ── 正文排版 ── */
.article-content,
.about-content,
.privacy-content,
.home-article__body,
.default-content {
  font-size: 1rem;
  line-height: 1.85;
}

.article-content p,
.about-content p,
.privacy-content p { margin-bottom: 1.3em; }

.article-content h2,
.about-content h2,
.privacy-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 2.2em 0 0.75em;
  letter-spacing: -0.01em;
  position: relative;
  padding-left: 18px;
}
.article-content h2::before,
.about-content h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.15em;
  bottom: 0.15em;
  width: 4px;
  background: var(--c-crimson);
  border-radius: 2px;
}

.article-content h3,
.about-content h3,
.privacy-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1.8em 0 0.6em;
}

.article-content a,
.about-content a,
.privacy-content a {
  color: var(--c-crimson);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-base);
}
.article-content a:hover,
.about-content a:hover { color: var(--c-crimson-light); }

.article-content ul,
.about-content ul,
.privacy-content ul {
  list-style: none;
  margin: 0 0 1.3em;
  padding-left: 0;
}
.article-content ul li,
.about-content ul li,
.privacy-content ul li {
  padding-left: 20px;
  position: relative;
  margin-bottom: 0.5em;
}
.article-content ul li::before,
.about-content ul li::before,
.privacy-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  background: var(--c-crimson);
  border-radius: 50%;
}

.article-content ol,
.about-content ol,
.privacy-content ol {
  list-style: decimal;
  padding-left: 1.4em;
  margin-bottom: 1.3em;
}
.article-content ol li,
.about-content ol li,
.privacy-content ol li { margin-bottom: 0.5em; }

.article-content blockquote,
.about-content blockquote {
  margin: 2em 0;
  padding: 24px 32px;
  border-left: 4px solid var(--c-crimson);
  background: var(--c-gray-100);
  font-size: 1.08rem;
  font-weight: 300;
  font-style: italic;
  line-height: 1.7;
  color: var(--c-gray-800);
}

/* ── 首字下沉 ── */
.drop-caps > p:first-of-type::first-letter {
  float: left;
  font-size: 3.8em;
  line-height: 0.75;
  font-weight: 700;
  color: var(--c-crimson);
  margin-right: 0.1em;
  margin-top: 0.08em;
  font-family: var(--font-main);
}

/* ── 文章页脚 ── */
.article-footer {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--c-gray-200);
}
.article-footer__home {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--c-crimson);
  font-weight: 500;
  min-height: 40px;
  transition: opacity var(--transition-base);
}
.article-footer__home:hover { opacity: 0.7; }

/* ── 侧边栏 ── */
.article-aside,
.about-aside,
.privacy-aside,
.default-aside {
  padding: 32px 0 60px;
  min-width: 0;
}

.aside-list {
  margin-top: 12px;
}
.aside-list li {
  border-bottom: 1px solid var(--c-gray-200);
}
.aside-list li a {
  display: block;
  padding: 11px 0;
  font-size: 0.84rem;
  line-height: 1.45;
  color: var(--c-gray-800);
  transition: color var(--transition-base), padding-left var(--transition-base);
  min-height: 40px;
}
.aside-list li a:hover {
  color: var(--c-crimson);
  padding-left: 6px;
}

.article-aside small,
.about-aside small,
.privacy-aside small,
.default-aside small {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--c-crimson);
  margin-bottom: 4px;
}

.article-aside h3,
.about-aside h3,
.privacy-aside h3,
.default-aside h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--c-black);
}

/* ── 正文主容器（wrap） ── */
.wrap {
  max-width: 800px;
  padding: 0 48px;
  width: 100%;
}

.article-main .wrap { padding: 0; max-width: none; }

/* ── About 页 ── */
.about-banner {
  background: var(--c-black);
  color: var(--c-white);
  padding: 72px 48px 60px;
  border-bottom: 3px solid var(--c-crimson);
}
.about-banner__eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--c-crimson);
  margin-bottom: 16px;
}
.about-banner__h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.about-main {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  align-items: start;
}
.about-section { min-width: 0; }
.about-article { padding: 52px 0 60px; }

.about-links {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.about-links__item {
  display: block;
  padding: 14px 16px;
  background: var(--c-black);
  color: var(--c-white);
  border-radius: 6px;
  font-size: 0.85rem;
  transition: background var(--transition-base);
  min-height: 44px;
}
.about-links__item strong { display: block; font-weight: 600; }
.about-links__item:hover { background: var(--c-crimson); }

/* ── Privacy 页 ── */
.privacy-banner {
  background: var(--c-black);
  color: var(--c-white);
  padding: 64px 48px 52px;
  border-bottom: 3px solid var(--c-crimson);
}
.privacy-banner__eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--c-crimson);
  margin-bottom: 16px;
}
.privacy-banner__h1 {
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.privacy-date {
  font-size: 0.8rem;
  color: var(--c-gray-400);
  display: block;
}

.privacy-main {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  align-items: start;
}
.privacy-section { min-width: 0; }
.privacy-article { padding: 52px 0 60px; }

/* ── small 眉题（h2/h3 前同级） ── */
.article-content small,
.about-content small,
.privacy-content small,
.home-article__body small {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--c-crimson);
  margin-top: 2em;
  margin-bottom: 2px;
}

/* ── 页脚 ── */
.site-footer {
  margin-top: auto;
  background: var(--c-black);
  color: var(--c-white);
  border-top: 3px solid var(--c-crimson);
}
.site-footer__top {
  padding: 32px 48px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.site-footer__brand {
  font-size: clamp(1.2rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-white);
}
.site-footer__bottom {
  padding: 16px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.site-footer__address {
  font-style: normal;
  font-size: 0.8rem;
  color: var(--c-gray-400);
}
.site-footer__address a {
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-base);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}
.site-footer__address a:hover { color: var(--c-crimson); }
.site-footer__links {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
}
.site-footer__links li a {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-base);
  min-height: 40px;
}
.site-footer__links li a:hover { color: var(--c-crimson); }

/* ── 默认页 ── */
.default-section { padding: 52px 0 60px; }
.default-article h1 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}

/* ── 动效（reveal on scroll） ── */
@media (prefers-reduced-motion: no-preference) {
  .card {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow var(--transition-base);
  }
  .card.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
  .card:hover {
    transform: translateY(-4px);
  }
  .article-body,
  .about-article,
  .privacy-article {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.45s ease 0.1s, transform 0.45s ease 0.1s;
  }
  .article-body.is-visible,
  .about-article.is-visible,
  .privacy-article.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── 响应式：平板 ── */
@media (max-width: 1024px) {
  :root { --nav-width: 200px; }
  .article-main,
  .about-main,
  .privacy-main {
    grid-template-columns: 1fr;
    padding: 0 32px;
  }
  .article-aside,
  .about-aside,
  .privacy-aside {
    padding-top: 0;
    border-top: 2px solid var(--c-gray-200);
  }
  .wrap { padding: 0 32px; }
  .featured-section__inner { padding: 0 32px; }
  .hero__text { padding: 60px 40px 60px 32px; }
}

/* ── 响应式：手机 ── */
@media (max-width: 768px) {
  :root { --nav-width: 0px; }

  .sidenav {
    width: 100%;
    height: auto;
    position: relative;
    flex-direction: column;
    border-right: none;
    border-bottom: 2px solid var(--c-crimson);
  }
  .sidenav > ol {
    display: flex;
    flex-wrap: wrap;
    padding: 8px;
  }
  .sidenav > ol > li > a {
    padding: 10px 14px;
    font-size: 0.78rem;
    border-left: none;
    border-bottom: 2px solid transparent;
    min-height: 44px;
  }
  .sidenav > ol > li > a:hover,
  .sidenav > ol > li > a[aria-current="page"] {
    border-left-color: transparent;
    border-bottom-color: var(--c-crimson);
    background: rgba(192,0,26,0.08);
  }

  .sidenav-offset {
    margin-left: 0;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero__media {
    height: 260px;
    order: -1;
  }
  .hero__text {
    padding: 40px 24px;
  }
  .hero__h1 { font-size: 1.8rem; }

  .article-main,
  .about-main,
  .privacy-main {
    grid-template-columns: 1fr;
    padding: 0 20px;
    gap: 24px;
  }
  .wrap { padding: 0 20px; }
  .featured-section__inner { padding: 0 20px; }

  .article-hero__info { padding: 20px 20px; }
  .article-body { padding: 32px 0 40px; }
  .about-article { padding: 36px 0 40px; }
  .privacy-article { padding: 32px 0 40px; }

  .about-banner,
  .privacy-banner {
    padding: 44px 20px 36px;
  }

  .site-footer__top { padding: 24px 20px 16px; }
  .site-footer__bottom { padding: 12px 20px; flex-direction: column; align-items: flex-start; }

  .card-grid { grid-template-columns: 1fr; }

  .drop-caps > p:first-of-type::first-letter {
    font-size: 2.8em;
  }
}

@media (max-width: 480px) {
  .hero__h1 { font-size: 1.5rem; }
  .article-h1,
  .about-banner__h1,
  .privacy-banner__h1 { font-size: 1.4rem; }
  .sidenav > ol { flex-direction: column; }
  .sidenav > ol > li > a { border-bottom: none; border-left: 3px solid transparent; }
}

/* ── 无障碍焦点 ── */
:focus-visible {
  outline: 2px solid var(--c-crimson);
  outline-offset: 3px;
}