/* 飒程 × 爻动万象：统一品牌视觉系统 */
:root {
  --bg: #f4efe4;
  --bg2: #eee5d5;
  --bg3: #e5d8c3;
  --paper: #faf6ed;
  --ink: #241c13;
  --ink2: #665746;
  --ink3: #9b8870;
  --red: #a83d29;
  --red2: #bd4932;
  --gold: #936b2c;
  --border: rgba(93, 68, 35, .15);
  --border2: rgba(93, 68, 35, .28);
  --shadow: 0 18px 60px rgba(65, 45, 22, .10);
  --surface: rgba(250, 246, 237, .78);
  --surface-hover: #fffaf1;
  --text: var(--ink);
  --text-secondary: var(--ink2);
  --text-tertiary: var(--ink3);
  --accent: var(--red);
  --accent-soft: rgba(168, 61, 41, .08);
  --nav-bg: rgba(244, 239, 228, .88);
  --card-hover: rgba(168, 61, 41, .32);
  --feature-bg: rgba(147, 107, 44, .055);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background:
    radial-gradient(circle at 16% 5%, rgba(168, 61, 41, .035), transparent 34%),
    radial-gradient(circle at 88% 72%, rgba(147, 107, 44, .045), transparent 38%),
    var(--bg) !important;
  color: var(--ink) !important;
  font-family: 'Noto Serif SC', 'Songti SC', 'STSong', 'SimSun', serif !important;
  line-height: 1.85;
}
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .42;
  background-image: radial-gradient(rgba(57, 38, 17, .12) .45px, transparent .45px);
  background-size: 5px 5px;
}
a { color: inherit; }
.bg-effects { display: none; }

/* 首页导航 */
.home-page nav {
  height: 68px;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.home-page .nav-inner { max-width: 1160px; height: 68px; }
.home-page .nav-logo {
  font-size: 1.04rem;
  letter-spacing: .18em;
  gap: .6rem;
}
.home-page .nav-dot {
  width: 22px;
  height: 22px;
  border-radius: 3px;
  background: var(--red);
  box-shadow: 0 5px 14px rgba(168, 61, 41, .20);
  position: relative;
}
.home-page .nav-dot::after {
  content: '飒';
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #fff7ed;
  font-size: .65rem;
  letter-spacing: 0;
}
.home-page .nav-links { gap: 2.15rem; }
.home-page .nav-links a { color: var(--ink2); letter-spacing: .1em; position: relative; }
.home-page .nav-links a:hover { color: var(--red); }
.home-page .nav-links a::after {
  content: '';
  position: absolute;
  height: 1px;
  left: 50%; right: 50%; bottom: -.5rem;
  background: var(--red);
  transition: left .2s ease, right .2s ease;
}
.home-page .nav-links a:hover::after { left: 0; right: 0; }

/* 首页首屏 */
.home-page .hero {
  max-width: 1160px;
  min-height: 820px;
  padding: 9rem clamp(1.25rem, 5vw, 2.5rem) 7rem;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr);
  gap: clamp(3rem, 8vw, 7rem);
  align-items: center;
}
.home-page .hero-copy { position: relative; z-index: 1; }
.home-page .hero-label {
  display: flex;
  align-items: center;
  gap: .85rem;
  color: var(--gold);
  font-size: .72rem;
  letter-spacing: .38em;
  margin-bottom: 1.35rem;
}
.home-page .hero-label::before { content: ''; width: 2.4rem; height: 1px; background: currentColor; }
.home-page .hero h1 {
  font-size: clamp(3.1rem, 5.5vw, 4.8rem);
  line-height: 1.12;
  letter-spacing: .04em;
  font-weight: 900;
  margin-bottom: 1.6rem;
}
.home-page .hero h1 .dim { color: var(--red); display: block; white-space: nowrap; }
.home-page .hero-desc { color: var(--ink2); font-size: 1rem; max-width: 34rem; line-height: 2; }
.home-page .hero-tags { gap: .55rem; }
.home-page .tag {
  border-radius: 100px;
  border-color: var(--border2);
  background: rgba(250, 246, 237, .66);
  color: var(--ink2);
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
}
.home-page .tag:hover { border-color: var(--red); color: var(--red); background: var(--accent-soft); }
.hero-action { margin-top: 2rem; }
.hero-action a {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  padding: .86rem 1.8rem;
  border-radius: 3px;
  background: linear-gradient(135deg, var(--red), var(--red2));
  border: 1px solid rgba(108, 30, 18, .12);
  color: #fff7ed;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(168, 61, 41, .2);
  transition: transform .2s ease, box-shadow .2s ease;
}
.hero-action a:hover { transform: translateY(-2px); box-shadow: 0 13px 30px rgba(168, 61, 41, .28); }

.maker-mark { position: relative; min-height: 460px; display: grid; place-items: center; }
.maker-mark::before, .maker-mark::after { content: ''; position: absolute; border: 1px solid rgba(147,107,44,.16); border-radius: 50%; }
.maker-mark::before { width: 430px; height: 430px; }
.maker-mark::after { width: 330px; height: 330px; }
.maker-paper {
  width: min(100%, 360px);
  min-height: 390px;
  padding: 3rem;
  position: relative;
  z-index: 1;
  background: rgba(250,246,237,.88);
  border: 1px solid rgba(118,85,43,.21);
  box-shadow: var(--shadow);
  transform: rotate(2deg);
}
.maker-paper::before { content: ''; position: absolute; inset: 9px; border: 1px solid rgba(147,107,44,.12); }
.maker-index { color: var(--ink3); font: .7rem ui-monospace, Menlo, monospace; letter-spacing: .14em; }
.mini-gua { display: flex; flex-direction: column; gap: 12px; margin: 4.6rem 0 3.4rem; }
.mini-gua i { display: block; height: 5px; background: var(--gold); opacity: .72; }
.mini-gua i.yin { background: linear-gradient(90deg, var(--gold) 0 41%, transparent 41% 59%, var(--gold) 59%); }
.maker-title { font-size: 1.35rem; letter-spacing: .2em; font-weight: 700; }
.maker-note { margin-top: .6rem; color: var(--ink2); font-size: .82rem; }
.maker-seal { position: absolute; right: -18px; bottom: 48px; width: 62px; height: 62px; display: grid; place-items: center; background: var(--red); color: #fff7ed; border: 4px double rgba(255,255,255,.55); transform: rotate(-9deg); font-size: .72rem; line-height: 1.4; text-align: center; }

/* 首页内容 */
.home-page .section { max-width: 1160px; padding: 0 clamp(1.25rem, 5vw, 2.5rem) clamp(5rem, 10vw, 8rem); }
.home-page .section-label {
  color: var(--gold);
  letter-spacing: .32em;
  border-color: var(--border);
  font-size: .72rem;
  margin-bottom: 2.5rem;
}
.home-page .project-card {
  border-radius: 4px;
  background: rgba(250,246,237,.84);
  border-color: var(--border);
  padding: clamp(2rem, 5vw, 3.5rem);
  box-shadow: 0 15px 50px rgba(65,45,22,.07);
}
.home-page .project-card:hover { border-color: rgba(168,61,41,.4); }
.home-page .project-icon, .home-page .about-avatar {
  border-radius: 3px;
  background: var(--red);
  color: #fff7ed;
  box-shadow: 0 6px 18px rgba(168,61,41,.18);
}
.home-page .project-name { letter-spacing: .08em; }
.home-page .project-desc, .home-page .feature-desc, .home-page .project-sub { color: var(--ink2); }
.home-page .feature-item { border-radius: 3px; background: var(--feature-bg); border-color: var(--border); }
.home-page .feature-icon { border-radius: 3px; background: rgba(168,61,41,.08); color: var(--red); }
.home-page .project-tech span { color: var(--ink3); }
.home-page .articles-grid { gap: 1px; background: var(--border); border: 1px solid var(--border); }
.home-page .article-card {
  border: 0;
  border-radius: 0;
  background: var(--paper);
  padding: 2rem;
}
.home-page .article-card:hover { background: #fffaf1; transform: translateY(-3px); box-shadow: 0 13px 28px rgba(65,45,22,.08); z-index: 1; }
.home-page .article-tag { border-radius: 2px; background: var(--accent-soft); color: var(--red); }
.home-page .article-date, .home-page .article-desc { color: var(--ink3); }
.home-page .about-card { border-radius: 4px; background: rgba(250,246,237,.84); border-color: var(--border); }
.home-page .about-role { color: var(--ink2); }
.home-page .about-links a { color: var(--red); }
.home-page footer { max-width: 1160px; border-color: var(--border); color: var(--ink3); }
.home-page footer a { color: var(--ink3); }
.footer-links { display: flex; gap: 1.4rem; align-items: center; }

/* 文章阅读页 */
.article-page nav {
  position: sticky;
  top: 0;
  padding: 0 1.25rem;
  background: rgba(244,239,228,.9) !important;
  border-bottom: 1px solid var(--border) !important;
  backdrop-filter: blur(16px);
}
.article-page .nav-inner { max-width: 820px; height: 64px; }
.article-page .nav-back { color: var(--red); }
.article-page .nav-brand { color: var(--ink); letter-spacing: .14em; }
.article-page .article { max-width: 820px; padding: 4.5rem clamp(1.25rem, 5vw, 3.5rem) 7rem; }
.article-page .article-meta { margin-bottom: 1.5rem; }
.article-page .article-date { color: var(--ink3); }
.article-page .article-tag { border-radius: 2px; background: var(--accent-soft); color: var(--red); }
.article-page h1 { color: var(--ink); font-size: clamp(2rem, 5vw, 3rem); line-height: 1.35; letter-spacing: .03em; }
.article-page .article-lead { color: var(--ink2); font-size: 1.06rem; border-left: 2px solid var(--red); padding-left: 1.2rem; }
.article-page h2 { color: var(--ink); margin-top: 3.2rem; padding-bottom: .7rem; border-bottom: 1px solid var(--border); letter-spacing: .06em; }
.article-page h3 { color: var(--ink); }
.article-page p, .article-page li { color: var(--ink2); }
.article-page code { background: rgba(147,107,44,.09); color: #704c20; }
.article-page pre { background: #2b241c; color: #f1e5d2; border: 1px solid rgba(147,107,44,.32); border-radius: 4px; box-shadow: 0 12px 32px rgba(45,32,18,.12); }
.article-page pre code { color: #f1e5d2; background: transparent; }
.article-page blockquote { border-left-color: var(--red); background: rgba(168,61,41,.055); border-radius: 0; }
.article-page blockquote p { color: var(--ink2); }
.article-page .divider { background: var(--border); height: 1px; }
.article-page footer { max-width: 820px; border-color: var(--border); color: var(--ink3); }

/* 政策与条款页 */
.legal-page { padding: 5rem 1.2rem !important; }
.legal-page .container {
  max-width: 780px !important;
  padding: clamp(2rem, 6vw, 4.5rem) !important;
  background: rgba(250,246,237,.88) !important;
  border: 1px solid var(--border) !important;
  border-radius: 4px !important;
  box-shadow: var(--shadow) !important;
}
.legal-page h1, .legal-page h2, .legal-page h3 { color: var(--ink) !important; letter-spacing: .04em; }
.legal-page p, .legal-page li { color: var(--ink2) !important; }
.legal-page .meta { color: var(--ink3) !important; }
.legal-page .divider { height: 1px !important; background: var(--border) !important; }
.legal-page .back { color: var(--red) !important; }

@media (max-width: 880px) {
  .home-page .hero { grid-template-columns: 1fr; text-align: center; padding-top: 8.5rem; }
  .home-page .hero-label, .home-page .hero-tags { justify-content: center; }
  .home-page .hero-desc { margin-left: auto; margin-right: auto; }
  .maker-mark { min-height: 420px; }
}
@media (max-width: 560px) {
  .home-page nav, .home-page .nav-inner { height: 60px; }
  .home-page .hero { min-height: auto; padding: 7.5rem 1.2rem 5rem; }
  .home-page .hero h1 { font-size: clamp(2.8rem, 14vw, 4rem); }
  .maker-mark::before { width: 330px; height: 330px; }
  .maker-mark::after { width: 265px; height: 265px; }
  .maker-paper { width: min(90%, 330px); min-height: 350px; padding: 2.4rem; }
  .mini-gua { margin: 3.8rem 0 2.8rem; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  .home-page .article-card, .hero-action a, .home-page .nav-links a::after { transition: none; }
}