@import url('https://fonts.googleapis.com/css2?family=Kalam:wght@400;700&family=Patrick+Hand&display=swap');

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

:root {
  --green: #80ff00;
  --green2: #00ff00;
  --dark: #1f2617;
  --dark2: #151a0f;
  --dark3: #2a3320;
  --text: #e8f5d0;
  --text-dim: #a8c070;
  --accent: #ff0066;
  --accent2: #ffcc00;
  --font-hand: 'Kalam', 'Patrick Hand', cursive;
  --font-body: 'Patrick Hand', 'Kalam', cursive;
  --bar-h: 56px;
  --radius: 4px;
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; }

body {
  background: var(--dark);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

.site-wrap {
  min-height: 100vh;
  padding-bottom: calc(var(--bar-h) + 16px);
}

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark2); }
::-webkit-scrollbar-thumb { background: var(--green); border-radius: 3px; }

/* ===== 底部固定导航条 ===== */
.bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bar-h);
  background: var(--dark2);
  border-top: 2px solid var(--green);
  display: flex;
  align-items: center;
  gap: 0;
  z-index: 200;
  overflow: hidden;
}

.bar-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: var(--bar-h);
  flex-shrink: 0;
  background: var(--green);
  color: var(--dark);
  text-decoration: none;
  font-size: 22px;
  transition: background var(--transition);
}
.bar-brand:hover { background: var(--green2); }
.bar-logo { width: 32px; height: 32px; object-fit: contain; }
.bar-icon { font-size: 20px; line-height: 1; }

.bar-title {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  font-family: var(--font-hand);
  font-size: 13px;
  color: var(--text-dim);
  padding: 0 8px;
}

.marquee-wrap { display: inline-block; overflow: hidden; }
.marquee-text {
  display: inline-block;
  animation: marquee 20s linear infinite;
  white-space: nowrap;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.bar-menu {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 56px;
  height: var(--bar-h);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 12px 14px;
  flex-shrink: 0;
  transition: background var(--transition);
}
.bar-menu:hover { background: var(--dark3); }
.ham {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--green);
  border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}
.bar-menu.open .ham:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.bar-menu.open .ham:nth-child(2) { opacity: 0; }
.bar-menu.open .ham:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== 全屏遮罩导航 ===== */
.sidebar-nav {
  position: fixed;
  inset: 0;
  background: var(--dark2);
  z-index: 300;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 40px 32px 80px;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
  overflow-y: auto;
}
.sidebar-nav.active {
  transform: translateX(0);
}
.sidebar-nav[aria-hidden="true"] { pointer-events: none; }
.sidebar-nav[aria-hidden="false"] { pointer-events: auto; }

.sidebar-nav nav ul {
  list-style: none;
  width: 100%;
}
.sidebar-nav nav ul li {
  border-bottom: 1px solid var(--dark3);
}
.sidebar-nav nav ul li a {
  display: block;
  padding: 16px 4px;
  font-family: var(--font-hand);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  transition: color var(--transition), padding-left var(--transition);
}
.sidebar-nav nav ul li a:hover {
  color: var(--green);
  padding-left: 12px;
}

.nav-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: var(--green);
  color: var(--dark);
  border: none;
  padding: 10px 18px;
  font-family: var(--font-hand);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  border-radius: var(--radius);
  min-height: 40px;
}
.nav-close:hover { background: var(--green2); }

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 290;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ===== MAIN ===== */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ===== HERO - 首页 ===== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 0 100px;
  overflow: hidden;
}

.hero-sticker {
  position: absolute;
  font-style: normal;
  font-size: clamp(40px, 8vw, 100px);
  pointer-events: none;
  user-select: none;
  filter: saturate(150%);
  z-index: 0;
}
.hero-sticker-1 {
  top: 12%;
  right: 8%;
  animation: jitter 3s ease-in-out infinite;
  transform: rotate(-15deg);
}
.hero-sticker-2 {
  bottom: 20%;
  right: 18%;
  animation: jitter 4s ease-in-out infinite reverse;
  color: var(--green);
  font-size: clamp(30px, 6vw, 80px);
}
@keyframes jitter {
  0%, 100% { transform: rotate(-15deg) translate(0,0); }
  25% { transform: rotate(-12deg) translate(3px,-4px); }
  50% { transform: rotate(-18deg) translate(-3px,3px); }
  75% { transform: rotate(-13deg) translate(4px,2px); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  background: var(--green);
  color: var(--dark);
  font-family: var(--font-hand);
  font-size: 13px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  width: fit-content;
  transform: rotate(-2deg);
  position: relative;
  z-index: 1;
}

.hero-title {
  font-family: var(--font-hand);
  font-size: clamp(36px, 8vw, 96px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--green);
  text-align: left;
  position: relative;
  z-index: 1;
  text-shadow: 4px 4px 0 var(--dark2), -2px -2px 0 var(--dark3);
  mix-blend-mode: normal;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 600px;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.sticker-tag {
  display: inline-block;
  background: var(--dark3);
  color: var(--green);
  border: 2px solid var(--green);
  font-family: var(--font-hand);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background var(--transition), color var(--transition);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}
.sticker-tag:hover {
  background: var(--green);
  color: var(--dark);
}

/* ===== PAGE HERO (channel/about/privacy) ===== */
.page-hero {
  position: relative;
  padding: 80px 0 60px;
  overflow: hidden;
  border-bottom: 2px solid var(--dark3);
  margin-bottom: 40px;
}
.page-hero--channel { border-bottom-color: var(--green); }
.page-hero--about { border-bottom-color: var(--accent2); }
.page-hero--privacy { border-bottom-color: var(--text-dim); }

.page-h1 {
  font-family: var(--font-hand);
  font-size: clamp(28px, 5vw, 56px);
  font-weight: 700;
  color: var(--green);
  line-height: 1.2;
  margin-bottom: 16px;
}

.page-sub {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 640px;
}

.page-deco {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%) rotate(10deg);
  font-style: normal;
  font-size: clamp(40px, 6vw, 80px);
  color: var(--green);
  opacity: 0.15;
  pointer-events: none;
  user-select: none;
}

/* ===== ARTICLE HERO ===== */
.article-hero {
  position: relative;
  padding: 60px 0 40px;
  border-bottom: 2px solid var(--dark3);
  margin-bottom: 40px;
}

.article-h1 {
  font-family: var(--font-hand);
  font-size: clamp(24px, 4vw, 48px);
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 16px;
  margin-top: 12px;
}

.article-deco {
  position: absolute;
  right: 0;
  top: 40px;
  font-style: normal;
  font-size: 60px;
  color: var(--green);
  opacity: 0.12;
  pointer-events: none;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--text-dim);
  font-family: var(--font-hand);
}
.meta-label {
  background: var(--dark3);
  padding: 2px 8px;
  border-radius: 2px;
  font-size: 12px;
  color: var(--green);
}
.meta-sep { color: var(--dark3); }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-dim);
  flex-wrap: wrap;
  min-height: 24px;
}
.breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
}
.breadcrumb a:hover { color: var(--green); }

/* ===== SECTION LAYOUTS ===== */
.section-title {
  font-family: var(--font-hand);
  font-size: clamp(20px, 3vw, 32px);
  font-weight: 700;
  color: var(--green);
  margin-bottom: 8px;
}

hr {
  border: none;
  border-top: 2px solid var(--green);
  margin-bottom: 28px;
  opacity: 0.5;
}

.section-deco {
  display: block;
  font-style: normal;
  font-size: 32px;
  margin-bottom: 16px;
  opacity: 0.6;
}

/* ===== CHANNELS SECTION (home) ===== */
.channels-section {
  padding: 60px 0;
  border-top: 2px solid var(--dark3);
}

.content-block {
  margin-bottom: 32px;
  color: var(--text-dim);
  font-size: 16px;
  line-height: 1.8;
}

/* ===== CHAOS CARDS ===== */
.chaos-card {
  background: var(--dark3);
  border-radius: var(--radius);
  margin-bottom: 16px;
  transform: rotate(var(--rot, 0deg));
  transition: transform var(--transition), background var(--transition);
  filter: saturate(120%);
}
.chaos-card:hover {
  transform: rotate(0deg) scale(1.01);
  background: var(--dark2);
}
.chaos-card a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  text-decoration: none;
  color: inherit;
}
.card-eyebrow {
  display: block;
  font-size: 11px;
  color: var(--green);
  font-family: var(--font-hand);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  grid-column: 1 / -1;
}
.chaos-card h3 {
  font-family: var(--font-hand);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  grid-column: 1;
  margin: 0;
}
.chaos-card p {
  font-size: 14px;
  color: var(--text-dim);
  grid-column: 1;
  margin: 0;
}
.card-arrow {
  font-size: 20px;
  color: var(--green);
  grid-column: 3;
  grid-row: 2 / 4;
  display: flex;
  align-items: center;
}

/* ===== RECENT SECTION (home) ===== */
.recent-section {
  padding: 60px 0;
  border-top: 2px solid var(--dark3);
}

.list-item {
  border-bottom: 1px solid var(--dark3);
}
.list-item a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 4px;
  text-decoration: none;
  color: var(--text);
  transition: color var(--transition), background var(--transition);
  flex-wrap: wrap;
}
.list-item a:hover { color: var(--green); background: var(--dark3); }
.list-num {
  font-family: var(--font-hand);
  font-size: 13px;
  color: var(--green);
  font-weight: 700;
  min-width: 32px;
}
.list-title {
  flex: 1;
  font-size: 16px;
  min-width: 120px;
}
.list-date {
  font-size: 13px;
  color: var(--text-dim);
  font-family: var(--font-hand);
}

/* ===== CONTENT SECTION (channel/section/about/privacy) ===== */
.content-section {
  padding: 0 0 60px;
  display: grid;
  grid-template-columns: 220px 1fr;
  grid-template-rows: auto auto 1fr;
  gap: 0 32px;
}
.content-section .section-title { grid-column: 1 / -1; }
.content-section hr { grid-column: 1 / -1; }

.content-aside {
  grid-column: 1;
  grid-row: 3;
  background: var(--dark3);
  border-radius: var(--radius);
  padding: 20px 16px;
  height: fit-content;
  position: sticky;
  top: 16px;
}
.content-aside h4 {
  font-family: var(--font-hand);
  font-size: 14px;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.content-aside nav ul {
  list-style: none;
}
.content-aside nav ul li a {
  display: block;
  padding: 8px 4px;
  font-size: 14px;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--dark2);
  transition: color var(--transition);
  min-height: 40px;
  display: flex;
  align-items: center;
}
.content-aside nav ul li a:hover { color: var(--green); }

.aside-channel { margin-top: 16px; }
.aside-notice {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.6;
}

.content-figure {
  grid-column: 2;
  grid-row: 3;
  margin: 0;
}

.content-body {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text);
}
.content-body h2, .content-body h3 {
  font-family: var(--font-hand);
  color: var(--green);
  margin: 28px 0 12px;
  line-height: 1.3;
}
.content-body h2 { font-size: clamp(18px, 2.5vw, 26px); }
.content-body h3 { font-size: clamp(16px, 2vw, 22px); }
.content-body p { margin-bottom: 16px; }
.content-body a { color: var(--green); text-decoration: underline; }
.content-body a:hover { color: var(--green2); }
.content-body ul, .content-body ol {
  padding-left: 24px;
  margin-bottom: 16px;
}
.content-body li { margin-bottom: 6px; }
.content-body strong { color: var(--green); font-weight: 700; }
.content-body blockquote {
  border-left: 3px solid var(--green);
  padding: 12px 20px;
  margin: 20px 0;
  background: var(--dark3);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-dim);
}

/* ===== ARTICLE SECTION ===== */
.article-section {
  padding: 0 0 60px;
  display: grid;
  grid-template-columns: 220px 1fr;
  grid-template-rows: auto auto 1fr;
  gap: 0 32px;
}
.article-section .section-title { grid-column: 1 / -1; }
.article-section hr { grid-column: 1 / -1; }
.article-section .content-aside { grid-column: 1; grid-row: 3; }
.article-figure {
  grid-column: 2;
  grid-row: 3;
  margin: 0;
}

.article-body {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text);
}
.article-body h2, .article-body h3 {
  font-family: var(--font-hand);
  color: var(--green);
  margin: 28px 0 12px;
  line-height: 1.3;
}
.article-body h2 { font-size: clamp(18px, 2.5vw, 26px); }
.article-body h3 { font-size: clamp(16px, 2vw, 22px); }
.article-body p { margin-bottom: 16px; }
.article-body a { color: var(--green); text-decoration: underline; }
.article-body a:hover { color: var(--green2); }
.article-body ul, .article-body ol {
  padding-left: 24px;
  margin-bottom: 16px;
}
.article-body li { margin-bottom: 6px; }
.article-body strong { color: var(--green); font-weight: 700; }
.article-body blockquote {
  border-left: 3px solid var(--green);
  padding: 12px 20px;
  margin: 20px 0;
  background: var(--dark3);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-dim);
}

.privacy-body { font-size: 16px; }

/* ===== CHILDREN SECTION (channel) ===== */
.children-section {
  padding: 0 0 60px;
  border-top: 2px solid var(--dark3);
  padding-top: 40px;
}

.child-card {
  background: var(--dark3);
  border-radius: var(--radius);
  margin-bottom: 8px;
  transition: background var(--transition);
}
.child-card:hover { background: var(--dark2); }
.child-card a {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  text-decoration: none;
  color: inherit;
  min-height: 60px;
}
.card-num {
  font-family: var(--font-hand);
  font-size: 12px;
  font-weight: 700;
  color: var(--green);
  width: 28px;
  flex-shrink: 0;
}
.child-card-body { flex: 1; }
.child-card-body h3 {
  font-family: var(--font-hand);
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}
.child-card-body p {
  font-size: 13px;
  color: var(--text-dim);
}
.child-date {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 4px;
  display: block;
}
.card-go {
  font-size: 18px;
  color: var(--green);
  flex-shrink: 0;
}

/* ===== NAV SECTION / SIBLING NAV ===== */
.nav-section, .privacy-nav-section {
  padding: 40px 0 60px;
  border-top: 2px solid var(--dark3);
}
.nav-deco, .more-deco {
  display: block;
  font-style: normal;
  font-size: 28px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.sibling-nav, .more-links {
  background: var(--dark3);
  border-radius: var(--radius);
  padding: 20px 24px;
  max-width: 500px;
}
.sibling-nav nav ul, .more-links nav ul { list-style: none; }
.sibling-nav nav ul li a,
.more-links nav ul li a {
  display: flex;
  align-items: center;
  padding: 10px 4px;
  font-size: 15px;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--dark2);
  transition: color var(--transition);
  min-height: 40px;
}
.sibling-nav nav ul li a:hover,
.more-links nav ul li a:hover { color: var(--green); }

/* ===== ABOUT CHANNELS ===== */
.about-channels {
  padding: 40px 0 60px;
  border-top: 2px solid var(--dark3);
}

/* ===== ARTICLE FOOTER SECTION ===== */
.article-footer-section {
  padding: 40px 0 60px;
  border-top: 2px solid var(--dark3);
}

/* ===== FOOTER ===== */
footer {
  background: var(--dark2);
  border-top: 3px solid var(--green);
  padding: 48px 16px 24px;
  margin-top: 40px;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 24px;
}

.footer-col h4 {
  font-family: var(--font-hand);
  font-size: 14px;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-col ul { list-style: none; }
.footer-col ul li a {
  display: block;
  padding: 5px 0;
  font-size: 14px;
  color: var(--text-dim);
  text-decoration: none;
  transition: color var(--transition);
  min-height: 40px;
  display: flex;
  align-items: center;
}
.footer-col ul li a:hover { color: var(--green); }

.footer-col address {
  font-style: normal;
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.6;
  margin-bottom: 12px;
  background: var(--dark3);
  padding: 10px 12px;
  border-radius: var(--radius);
  border-left: 2px solid var(--accent);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--dark3);
  padding-top: 20px;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--text-dim);
  font-family: var(--font-hand);
}

/* ===== REVEAL ANIMATIONS ===== */
.reveal-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease calc(var(--i, 0) * 0.07s),
              transform 0.5s ease calc(var(--i, 0) * 0.07s);
}
.reveal-item.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal-item {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .marquee-text { animation: none; }
  .hero-sticker-1, .hero-sticker-2 { animation: none; }
  .chaos-card { transform: none !important; }
}

/* ===== 移动端适配 ===== */
@media (max-width: 768px) {
  .content-section,
  .article-section {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto;
  }
  .content-section .section-title,
  .article-section .section-title { grid-column: 1; }
  .content-section hr,
  .article-section hr { grid-column: 1; }
  .content-aside { grid-column: 1; grid-row: 4; position: static; }
  .content-figure { grid-column: 1; grid-row: 3; }
  .article-section .content-aside { grid-column: 1; grid-row: 4; position: static; }
  .article-figure { grid-column: 1; grid-row: 3; }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 16px;
  }

  .hero-title { font-size: clamp(32px, 10vw, 60px); }

  .chaos-card a {
    grid-template-columns: 1fr auto;
  }
  .card-eyebrow { grid-column: 1 / -1; }
  .chaos-card h3 { grid-column: 1; }
  .chaos-card p { grid-column: 1; }
  .card-arrow { grid-column: 2; grid-row: 2 / 4; }
}

@media (max-width: 480px) {
  main { padding: 0 12px; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .hero-section { padding: 60px 0 80px; }

  .sidebar-nav { padding: 60px 20px 80px; }
  .sidebar-nav nav ul li a { font-size: 18px; padding: 14px 4px; }

  .bottom-bar { height: 52px; }
  :root { --bar-h: 52px; }
}

/* ===== 工具 ===== */
a { color: var(--green); }
img { max-width: 100%; height: auto; }
time { color: var(--text-dim); font-style: normal; }