/* ============================================================
   啄木鸟丝袜导航 · OLED Dark + Art Deco
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Didact+Gothic&family=Poiret+One&display=swap');

/* ── 自定义属性 ── */
:root {
  --bg: #000000;
  --surface: #121212;
  --surface2: #1a1a1a;
  --border: #2a2a2a;
  --border-accent: #c8a96e;
  --text: #e8e8e8;
  --text-muted: #888;
  --text-dim: #555;
  --accent: #c8a96e;
  --accent-glow: #d4b97e;
  --accent2: #8b7355;
  --white: #ffffff;
  --radius: 18px;
  --radius-sm: 10px;
  --font-title: 'Poiret One', 'Didact Gothic', Georgia, serif;
  --font-body: 'Didact Gothic', system-ui, -apple-system, sans-serif;
  --nav-h: 60px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  color-scheme: dark;
}

/* ── 重置 ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-glow); }
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* 屏幕阅读器专用 */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ── 站点包裹 ── */
.site-wrap {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ============================================================
   HEADER & NAV
   ============================================================ */
.site-header {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(0,0,0,0.96);
  border-top: 1px solid var(--border-accent);
  height: var(--nav-h);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 100%;
  padding: 0 1.25rem;
  max-width: 1280px;
  margin: 0 auto;
}

.brand-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  color: var(--white);
  min-height: 40px;
  padding: 0 0.25rem;
}
.brand-text {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  white-space: nowrap;
}
.brand-logo { height: 32px; width: auto; }

/* 导航：header > nav > p > a */
.main-nav {
  flex: 1;
  overflow: hidden;
}
.main-nav p {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  height: 40px;
}
.main-nav p::-webkit-scrollbar { display: none; }
.main-nav p a {
  display: inline-flex;
  align-items: center;
  padding: 0 0.6rem;
  height: 40px;
  font-size: 0.75rem;
  white-space: nowrap;
  color: var(--text-muted);
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
  letter-spacing: 0.03em;
}
.main-nav p a:hover,
.main-nav p a[aria-current="page"] {
  color: var(--accent);
  background: rgba(200,169,110,0.08);
}

.header-actions { flex-shrink: 0; }

/* 汉堡按钮 */
.menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px 8px;
  border-radius: 8px;
  transition: background var(--transition);
}
.menu-btn:hover { background: rgba(200,169,110,0.1); }
.hamburger-line {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--accent);
  transition: transform var(--transition), opacity var(--transition);
}
.menu-btn.is-open .hamburger-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-btn.is-open .hamburger-line:nth-child(2) { opacity: 0; }
.menu-btn.is-open .hamburger-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── 全屏遮罩菜单 ── */
.fullscreen-menu {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.98);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--transition);
  border: none;
}
.fullscreen-menu.is-open {
  opacity: 1;
  pointer-events: auto;
}

.menu-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: var(--text-muted);
  border-radius: 50%;
  transition: color var(--transition), background var(--transition);
}
.menu-close:hover {
  color: var(--accent);
  background: rgba(200,169,110,0.1);
}

.fullmenu-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  width: 100%;
  max-width: 480px;
  padding: 0 2rem;
}

.fullmenu-link {
  display: block;
  width: 100%;
  padding: 0.9rem 1.5rem;
  font-family: var(--font-title);
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  text-align: center;
  min-height: 52px;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  opacity: 0;
  transform: translateY(12px);
}
.fullscreen-menu.is-open .fullmenu-link {
  opacity: 1;
  transform: none;
  transition: color var(--transition), border-color var(--transition), background var(--transition),
              opacity 0.3s calc(var(--i, 0) * 60ms + 0.1s),
              transform 0.3s calc(var(--i, 0) * 60ms + 0.1s);
}
.fullmenu-link:hover {
  color: var(--accent);
  border-color: var(--border-accent);
  background: rgba(200,169,110,0.06);
}

.fullmenu-search {
  width: 100%;
  max-width: 480px;
  padding: 0 2rem;
}
.search-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1.25rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition);
  min-height: 48px;
}
.search-input:focus { border-color: var(--accent-glow); }
.search-input::placeholder { color: var(--text-dim); }

.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: transparent;
  pointer-events: none;
}

/* ============================================================
   MAIN CONTENT PADDING (above fixed nav)
   ============================================================ */
main { flex: 1; padding-bottom: calc(var(--nav-h) + 1rem); }

/* ============================================================
   HERO — HOME
   ============================================================ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.hero-bg-text {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-title);
  font-size: clamp(6rem, 22vw, 20rem);
  letter-spacing: 0.15em;
  color: rgba(200,169,110,0.04);
  user-select: none;
  pointer-events: none;
  white-space: nowrap;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 3rem;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 6rem 2rem 5rem;
}

.hero-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  padding: 0.3rem 0.9rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.hero-h1 {
  font-family: var(--font-title);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.2;
  letter-spacing: 0.06em;
  color: var(--white);
  text-shadow: 0 0 40px rgba(200,169,110,0.15);
}

.hero-lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 440px;
}

.hero-cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.75rem;
  min-height: 48px;
  background: var(--accent);
  color: #000;
  font-family: var(--font-title);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: background var(--transition), transform var(--transition);
}
.btn-primary:hover {
  background: var(--accent-glow);
  color: #000;
  transform: translateY(-1px);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.75rem;
  min-height: 48px;
  background: transparent;
  color: var(--accent);
  font-family: var(--font-title);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.btn-outline:hover {
  background: rgba(200,169,110,0.1);
  color: var(--accent-glow);
  transform: translateY(-1px);
}
.btn-sm { padding: 0.5rem 1.2rem; min-height: 40px; font-size: 0.85rem; }

/* Hero aside — art deco frame */
.hero-aside {
  flex-shrink: 0;
  width: clamp(200px, 30vw, 340px);
}

.deco-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 3/4;
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
}

.deco-frame--sm {
  aspect-ratio: 1/1;
  max-width: 240px;
  margin: 0 auto;
}

.deco-corner {
  position: absolute;
  width: 24px; height: 24px;
  border-color: var(--accent);
  border-style: solid;
}
.deco-tl { top: 8px; left: 8px; border-width: 2px 0 0 2px; border-radius: 4px 0 0 0; }
.deco-tr { top: 8px; right: 8px; border-width: 2px 2px 0 0; border-radius: 0 4px 0 0; }
.deco-bl { bottom: 8px; left: 8px; border-width: 0 0 2px 2px; border-radius: 0 0 0 4px; }
.deco-br { bottom: 8px; right: 8px; border-width: 0 2px 2px 0; border-radius: 0 0 4px 0; }

.deco-center {
  text-align: center;
  padding: 1rem;
}
.deco-icon {
  display: block;
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
  text-shadow: 0 0 10px rgba(200,169,110,0.5);
}
.deco-label {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: var(--accent);
}
.deco-sub {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
  letter-spacing: 0.06em;
}

/* ============================================================
   CONTENT SECTION (共用)
   ============================================================ */
.content-section {
  display: flex;
  gap: 2.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 3.5rem 2rem;
}

.content-section--about,
.content-section--privacy {
  flex-direction: column;
}

/* ── 侧边栏 aside ── */
.page-aside {
  flex-shrink: 0;
  width: 220px;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.aside-heading {
  font-family: var(--font-title);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 0.1rem;
}

.aside-link {
  display: block;
  padding: 0.55rem 0.85rem;
  min-height: 40px;
  border-left: 2px solid var(--border);
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.4;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  display: flex;
  align-items: center;
}
.aside-link:hover {
  border-left-color: var(--accent);
  color: var(--accent);
  background: rgba(200,169,110,0.05);
}
.aside-home { margin-top: 0.5rem; border-left-style: dashed; }

/* ── 主内容区 ── */
.main-content-area { flex: 1; min-width: 0; }
.main-content-area--full { width: 100%; }

/* ── 页面正文内容 ── */
.page-content-body {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text);
  max-width: 72ch;
}
.page-content-body h2 { font-family: var(--font-title); font-size: 1.4rem; color: var(--accent); margin: 2rem 0 0.75rem; letter-spacing: 0.06em; }
.page-content-body h3 { font-family: var(--font-title); font-size: 1.15rem; color: var(--text); margin: 1.5rem 0 0.5rem; }
.page-content-body p { margin-bottom: 1rem; }
.page-content-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.page-content-body ul, .page-content-body ol { margin: 0.75rem 0 1rem 1.5rem; list-style: initial; }
.page-content-body li { margin-bottom: 0.4rem; }
.page-content-body blockquote {
  border-left: 2px solid var(--border-accent);
  padding: 0.75rem 1.25rem;
  margin: 1.5rem 0;
  color: var(--text-muted);
  font-style: italic;
  background: var(--surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.page-content-body code {
  background: var(--surface2);
  padding: 0.1em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ── Section head ── */
.section-head { margin: 2.5rem 0 1.25rem; }
.section-title {
  font-family: var(--font-title);
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  color: var(--accent);
  position: relative;
  padding-bottom: 0.5rem;
}
.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background: var(--border-accent);
  margin-top: 0.5rem;
}

/* h2 + p.subtitle 紧跟 */
h2 + .subtitle,
h2 + p.subtitle,
.aside-heading + .subtitle,
.section-title + .subtitle,
.aside-heading + p.subtitle {
  font-size: 0.82rem;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  margin-top: 0.2rem;
  margin-bottom: 0.5rem;
}

/* ============================================================
   CARD GRID
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color var(--transition), transform var(--transition);
  overflow: hidden;
}
.card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
}

.card-inner {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  height: 100%;
}

.card-tag {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(200,169,110,0.3);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  align-self: flex-start;
}

.card-title {
  font-family: var(--font-title);
  font-size: 1.05rem;
  line-height: 1.4;
  letter-spacing: 0.04em;
}
.card-title a { color: var(--white); }
.card-title a:hover { color: var(--accent); }

.card-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  flex: 1;
}

.card-date {
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

.card-link {
  font-size: 0.82rem;
  color: var(--accent);
  letter-spacing: 0.06em;
  transition: letter-spacing var(--transition);
}
.card-link:hover { letter-spacing: 0.1em; }

/* ── Reveal animation ── */
.reveal-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s calc(var(--delay, 0ms)),
              transform 0.5s calc(var(--delay, 0ms));
}
.reveal-item.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal-item {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .fullmenu-link {
    opacity: 1;
    transform: none;
    transition: color var(--transition), border-color var(--transition), background var(--transition);
  }
}

/* ============================================================
   DL LISTS (子页 / 分类)
   ============================================================ */
.cat-dl, .child-dl {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.cat-dl dt, .child-dl dt {
  padding-top: 0.75rem;
}
.cat-dl dt a, .child-dl dt a {
  display: block;
  font-family: var(--font-title);
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  color: var(--white);
  padding: 0.5rem 0.75rem;
  border-left: 2px solid var(--border-accent);
  background: var(--surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: background var(--transition), color var(--transition);
  min-height: 44px;
  line-height: 1.4;
}
.cat-dl dt a:hover, .child-dl dt a:hover {
  background: rgba(200,169,110,0.08);
  color: var(--accent);
}

.cat-dl dd, .child-dl dd {
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: 0.4rem 0.75rem 0.75rem 0.75rem;
  border-left: 2px solid var(--border);
  border-radius: 0 0 var(--radius-sm) 0;
  line-height: 1.6;
}
.child-date { margin-top: 0.25rem; font-size: 0.78rem; color: var(--text-dim); }

/* ============================================================
   CATEGORY HERO
   ============================================================ */
.cat-hero {
  position: relative;
  padding: 5rem 2rem 3rem;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  text-align: left;
}

.cat-hero-bg-text {
  position: absolute;
  bottom: -1rem; right: 2rem;
  font-family: var(--font-title);
  font-size: clamp(5rem, 18vw, 14rem);
  letter-spacing: 0.1em;
  color: rgba(200,169,110,0.04);
  user-select: none;
  pointer-events: none;
  line-height: 1;
}

.cat-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cat-eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  align-self: flex-start;
}

.cat-h1 {
  font-family: var(--font-title);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  letter-spacing: 0.06em;
  color: var(--white);
  line-height: 1.25;
}

.cat-lead {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
}

/* ============================================================
   ARTICLE LAYOUT
   ============================================================ */
.article-top-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 2rem 0;
}

.breadcrumb {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span[aria-hidden] { margin: 0 0.35rem; color: var(--text-dim); }

.article-figure {
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  margin-bottom: 0;
  max-height: 340px;
  display: flex;
  flex-direction: column;
}
.article-hero-img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  display: block;
}
.article-fig-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  font-size: 3rem;
  color: var(--accent);
  opacity: 0.3;
}
.article-figcap {
  padding: 0.5rem 1rem;
  font-size: 0.78rem;
  color: var(--text-dim);
  background: var(--surface);
  border-top: 1px solid var(--border);
  letter-spacing: 0.04em;
}

.article-header {
  margin-bottom: 2rem;
}
.article-h1 {
  font-family: var(--font-title);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  letter-spacing: 0.05em;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.article-meta {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.meta-date {
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

.article-body { max-width: 72ch; }
.article-back { margin-top: 2.5rem; }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-hero-section {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem 2rem;
}

.about-hero-text { flex: 1; }
.about-h1 {
  font-family: var(--font-title);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  letter-spacing: 0.06em;
  color: var(--white);
  margin: 0.75rem 0;
}
.about-lead {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 560px;
}

.about-figure { margin-bottom: 0; }

.content-section--about .main-content-area {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.content-section--about { padding-top: 1rem; }

.about-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

/* ============================================================
   PRIVACY PAGE
   ============================================================ */
.privacy-top-section {
  display: flex;
  align-items: center;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem 1.5rem;
}

.privacy-figure { flex-shrink: 0; }
.privacy-icon-wrap {
  width: 80px; height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-accent);
  border-radius: 50%;
  background: var(--surface);
}
.privacy-icon { font-size: 2rem; }

.privacy-header { margin-bottom: 2rem; }
.privacy-h1 {
  font-family: var(--font-title);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  letter-spacing: 0.05em;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.privacy-date { font-size: 0.82rem; color: var(--text-dim); }

.content-section--privacy .main-content-area { max-width: 800px; }
.privacy-body { max-width: none; }

.privacy-back {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border-accent);
  margin-bottom: var(--nav-h);
  padding: 0;
}

/* footer > section×n */
.footer-main {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.1rem 2rem;
  flex-wrap: wrap;
}

.footer-brand {
  font-family: var(--font-title);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.footer-sep { color: var(--text-dim); }
.footer-link {
  font-size: 0.85rem;
  color: var(--text-muted);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 0.25rem;
  transition: color var(--transition);
}
.footer-link:hover { color: var(--accent); }

.footer-copy {
  text-align: center;
  padding: 0.75rem 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .hero-inner {
    flex-direction: column;
    padding: 5rem 1.5rem 4rem;
    text-align: left;
  }
  .hero-aside { width: 100%; max-width: 280px; align-self: center; }
  .deco-frame { aspect-ratio: 4/3; }

  .content-section {
    flex-direction: column;
    padding: 2.5rem 1.5rem;
  }
  .page-aside {
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
  }
  .aside-heading { width: 100%; margin-bottom: 0.15rem; }
  .aside-link { min-height: 40px; border-left: none; border-bottom: 1px solid var(--border); border-radius: 4px; font-size: 0.8rem; }

  .about-hero-section {
    flex-direction: column;
    padding: 3rem 1.5rem 1.5rem;
  }
  .privacy-top-section { padding: 2rem 1.5rem 1rem; }
}

@media (max-width: 600px) {
  .main-nav p a { padding: 0 0.4rem; font-size: 0.7rem; }
  .brand-text { font-size: 0.85rem; }

  .hero-h1 { font-size: 1.75rem; }
  .hero-inner { padding: 4.5rem 1rem 3.5rem; }
  .hero-bg-text { font-size: 5rem; }

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

  .cat-hero { padding: 4rem 1rem 2rem; }
  .cat-h1 { font-size: 1.5rem; }

  .content-section { padding: 2rem 1rem; }
  .article-top-section { padding: 1.5rem 1rem 0; }
  .about-hero-section { padding: 2.5rem 1rem 1rem; }
  .privacy-top-section { padding: 1.5rem 1rem 0.5rem; }

  .footer-main { padding: 1rem; gap: 0.5rem; }
  .footer-copy { padding: 0.6rem 1rem; font-size: 0.72rem; }

  .hero-cta-row, .about-links, .privacy-back { flex-direction: column; align-items: flex-start; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
}

/* ============================================================
   SCROLL REVEAL (JS-driven, fallback above for prefers-reduced-motion)
   ============================================================ */
/* handled by app.js IntersectionObserver */