@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;700&family=Noto+Serif+TC:wght@400;500;600;700&display=swap');

/* ===== CSS 变量 ===== */
:root {
  --c-green: #00ff80;
  --c-blue: #0000ff;
  --c-black: #000000;
  --c-white: #ffffff;
  --c-gray: #111111;
  --c-gray2: #222222;
  --c-gray3: #333333;
  --c-border: #00ff80;
  --c-text: #ffffff;
  --c-text-dim: #aaaaaa;
  --nav-h: 60px;
  --font-sans: 'Noto Sans TC', system-ui, sans-serif;
  --font-serif: 'Noto Serif TC', Georgia, serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: auto;
  background: var(--c-black);
  color: var(--c-text);
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  background: var(--c-black);
  color: var(--c-text);
  min-height: 100vh;
  padding-bottom: calc(var(--nav-h) + 20px);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--c-green);
  text-decoration: none;
  transition: none;
}

a:hover {
  color: var(--c-white);
  text-decoration: underline;
}

ul, menu {
  list-style: none;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: clamp(1.8rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.4rem, 3.5vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }

/* ===== 底部固定导航 ===== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--c-black);
  border-top: 3px solid var(--c-green);
  height: var(--nav-h);
}

.nav-details {
  height: 100%;
}

.nav-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: var(--nav-h);
  padding: 0 16px;
  cursor: pointer;
  list-style: none;
  background: var(--c-black);
}

.nav-brand::-webkit-details-marker { display: none; }
.nav-brand::marker { display: none; }

.brand-text {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--c-green);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 60vw;
}

.nav-toggle-icon {
  color: var(--c-green);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.nav-details[open] .nav-menu {
  display: flex;
}

.nav-menu {
  display: none;
  position: absolute;
  bottom: var(--nav-h);
  left: 0;
  right: 0;
  background: var(--c-gray);
  border-top: 2px solid var(--c-green);
  border-bottom: none;
  flex-direction: row;
  justify-content: space-between;
  padding: 16px;
  gap: 16px;
}

.nav-left, .nav-right {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.nav-right {
  align-items: flex-end;
}

.nav-menu li a {
  display: block;
  padding: 10px 12px;
  min-height: 40px;
  font-size: 0.85rem;
  color: var(--c-white);
  border: 1px solid var(--c-gray3);
  line-height: 1.3;
  display: flex;
  align-items: center;
}

.nav-menu li a:hover {
  background: var(--c-green);
  color: var(--c-black);
  text-decoration: none;
}

.nav-cta a.cta-pill,
a.cta-pill {
  background: var(--c-blue);
  color: var(--c-white);
  padding: 10px 16px;
  min-height: 40px;
  font-weight: 700;
  border: 2px solid var(--c-green);
  display: inline-flex;
  align-items: center;
}

.nav-cta a.cta-pill:hover {
  background: var(--c-green);
  color: var(--c-black);
}

/* ===== 页面标识徽章 ===== */
.page-badge {
  display: inline-block;
  background: var(--c-green);
  color: var(--c-black);
  font-weight: 700;
  font-size: 0.75rem;
  padding: 3px 10px;
  letter-spacing: 0.08em;
  border: 2px solid var(--c-black);
  margin-bottom: 12px;
}

.compare-badge { background: var(--c-blue); color: var(--c-white); }
.review-badge { background: var(--c-green); }
.privacy-badge { background: var(--c-gray3); color: var(--c-white); }

/* ===== 时间日期 ===== */
.pub-date, .mod-date {
  font-size: 0.8rem;
  color: var(--c-text-dim);
  display: inline-block;
  margin-right: 16px;
}

/* ===== 副标题 p.subtitle ===== */
p.subtitle, p.subhead, p.desc, p.lead {
  color: var(--c-text-dim);
  font-size: 0.95rem;
  margin-top: 4px;
  margin-bottom: 16px;
  line-height: 1.5;
}

/* ===== 通用 wrap ===== */
.wrap {
  width: 100%;
  max-width: 860px;
}

/* ===== 内容区 aside+main 布局 ===== */
.ranking-layout,
.compare-layout,
.review-layout,
.about-layout,
.privacy-layout,
.default-layout {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 0;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 0 40px;
}

/* aside 在左 */
aside.ranking-aside,
aside.compare-aside,
aside.review-aside,
aside.about-aside,
aside.privacy-aside,
aside.default-aside {
  width: 240px;
  flex-shrink: 0;
  border-right: 3px solid var(--c-green);
  padding: 24px 16px;
  position: sticky;
  top: 0;
  max-height: 100vh;
  overflow-y: auto;
}

.aside-box {
  margin-bottom: 32px;
}

.aside-box h2 {
  font-size: 1rem;
  color: var(--c-green);
  border-bottom: 2px solid var(--c-green);
  padding-bottom: 6px;
  margin-bottom: 8px;
}

.aside-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.aside-links li a {
  display: block;
  padding: 8px 10px;
  min-height: 40px;
  font-size: 0.85rem;
  color: var(--c-white);
  border-left: 3px solid transparent;
  line-height: 1.4;
  display: flex;
  align-items: center;
}

.aside-links li a:hover {
  border-left-color: var(--c-green);
  background: var(--c-gray2);
  color: var(--c-green);
  text-decoration: none;
}

/* main 区域 */
.ranking-main,
.compare-main,
.review-main,
.about-main,
.privacy-main,
.default-main {
  flex: 1;
  min-width: 0;
  padding: 32px 24px;
}

/* 正文容器: main > section.wrap > article > div */
.content-section {
  width: 100%;
}

.page-article {
  width: 100%;
}

/* ===== 文章正文 ===== */
.article-body {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--c-text);
}

.article-body h2 {
  margin-top: 2em;
  margin-bottom: 0.5em;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--c-green);
  color: var(--c-green);
}

.article-body h3 {
  margin-top: 1.5em;
  margin-bottom: 0.4em;
  color: var(--c-white);
}

.article-body p {
  margin-bottom: 1em;
}

.article-body ul, .article-body ol {
  padding-left: 1.5em;
  margin-bottom: 1em;
}

.article-body li {
  margin-bottom: 0.4em;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5em;
  font-size: 0.9rem;
}

.article-body th {
  background: var(--c-green);
  color: var(--c-black);
  padding: 8px 12px;
  text-align: left;
  font-weight: 700;
  border: 2px solid var(--c-black);
}

.article-body td {
  padding: 8px 12px;
  border: 1px solid var(--c-gray3);
}

.article-body tr:nth-child(even) td {
  background: var(--c-gray2);
}

.article-body a {
  color: var(--c-green);
  text-decoration: underline;
}

.article-body strong {
  color: var(--c-green);
  font-weight: 700;
}

/* ===== HOME 页 ===== */
.hero-wrapper {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background: var(--c-black);
  border-bottom: 4px solid var(--c-green);
}

.hero-bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-serif);
  font-size: clamp(5rem, 20vw, 18rem);
  font-weight: 700;
  color: rgba(0, 255, 128, 0.06);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  z-index: 0;
  letter-spacing: -0.02em;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 60px 24px 40px;
  max-width: 800px;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-blue);
  background: var(--c-green);
  display: inline-block;
  padding: 3px 12px;
  margin-bottom: 20px;
  letter-spacing: 0.1em;
}

.hero-h1 {
  font-size: clamp(2rem, 6vw, 4rem);
  color: var(--c-white);
  margin-bottom: 20px;
  line-height: 1.15;
  border-left: 6px solid var(--c-green);
  padding-left: 16px;
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--c-text-dim);
  margin-bottom: 32px;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 24px;
  background: var(--c-green);
  color: var(--c-black);
  font-weight: 700;
  font-size: 1rem;
  border: 3px solid var(--c-black);
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--c-blue);
  color: var(--c-white);
  text-decoration: none;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 24px;
  background: transparent;
  color: var(--c-green);
  font-weight: 700;
  font-size: 1rem;
  border: 3px solid var(--c-green);
}

.btn-ghost:hover {
  background: var(--c-green);
  color: var(--c-black);
  text-decoration: none;
}

.hero-image-zone {
  position: relative;
  z-index: 1;
  padding: 0 24px 40px;
  max-width: 800px;
}

.hero-img {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border: 4px solid var(--c-green);
}

.hero-placeholder {
  width: 100%;
  height: 200px;
  background: repeating-linear-gradient(
    45deg,
    var(--c-gray2),
    var(--c-gray2) 10px,
    var(--c-gray) 10px,
    var(--c-gray) 20px
  );
  border: 4px solid var(--c-green);
}

/* home page content area */
.page-home main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px;
}

.page-home .wrap {
  max-width: 100%;
}

/* ===== 卡片区 ===== */
.cards-section {
  background: var(--c-gray);
  border-top: 3px solid var(--c-green);
  border-bottom: 3px solid var(--c-green);
  padding: 40px 0;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-inner > h2 {
  margin-bottom: 4px;
  color: var(--c-green);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.hero-card {
  background: var(--c-gray2);
  border: 2px solid var(--c-green);
  border-radius: 18px;
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.hero-card:hover {
  border-color: var(--c-blue);
  background: var(--c-gray3);
}

.card-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(0, 255, 128, 0.2);
  line-height: 1;
  margin-bottom: 8px;
}

.hero-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.hero-card h3 a {
  color: var(--c-white);
}

.hero-card h3 a:hover {
  color: var(--c-green);
}

.hero-card p {
  font-size: 0.85rem;
  color: var(--c-text-dim);
  line-height: 1.5;
}

/* ===== 站内 aside（首页独立区块） ===== */
.site-aside {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px;
}

.site-aside .aside-inner h2 {
  color: var(--c-green);
  margin-bottom: 4px;
}

.site-aside .aside-links {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.site-aside .aside-links li a {
  border: 2px solid var(--c-gray3);
  padding: 8px 16px;
  min-height: 40px;
  font-size: 0.9rem;
  border-left: 3px solid transparent;
}

.site-aside .aside-links li a:hover {
  border-color: var(--c-green);
  border-left-color: var(--c-green);
}

/* ===== 排行榜页 ===== */
.ranking-hero {
  position: relative;
  background: var(--c-gray);
  border-bottom: 4px solid var(--c-green);
  padding: 60px 24px 40px;
  overflow: hidden;
}

.ranking-bg-num {
  position: absolute;
  top: 50%;
  right: -20px;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-size: clamp(6rem, 20vw, 16rem);
  font-weight: 700;
  color: rgba(0, 255, 128, 0.08);
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.04em;
}

.ranking-header {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

.ranking-header h1 {
  color: var(--c-white);
  margin: 12px 0 16px;
}

.ranking-lead {
  font-size: 1.1rem;
  color: var(--c-text-dim);
  max-width: 640px;
}

/* rank children list */
.rank-children {
  border-top: 3px solid var(--c-green);
  padding: 40px 0;
}

.rank-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.rank-list > li {
  border: 2px solid var(--c-gray3);
  background: var(--c-gray2);
}

.rank-list > li div {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
}

.rank-list > li div:hover {
  border-color: var(--c-green);
}

.rank-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--c-green);
  flex-shrink: 0;
  line-height: 1;
  min-width: 40px;
}

.rank-list h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.rank-list h3 a {
  color: var(--c-white);
}

.rank-list h3 a:hover {
  color: var(--c-green);
}

.rank-list p {
  font-size: 0.85rem;
  color: var(--c-text-dim);
}

/* ===== 对比页 ===== */
.compare-top-bar {
  background: var(--c-blue);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumb-link {
  color: var(--c-white);
  font-size: 0.85rem;
}

.breadcrumb-sep {
  color: var(--c-white);
  font-size: 0.85rem;
}

.breadcrumb-cur {
  color: var(--c-green);
  font-size: 0.85rem;
  font-weight: 700;
}

.compare-title-block {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 3px solid var(--c-blue);
}

.compare-title-block h1 {
  color: var(--c-white);
  margin-bottom: 12px;
}

.compare-desc {
  color: var(--c-text-dim);
  font-size: 1rem;
  margin-bottom: 12px;
}

.compare-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== 测评页 ===== */
.review-header {
  background: var(--c-gray);
  border-bottom: 4px solid var(--c-green);
  padding: 48px 24px 32px;
}

.review-header-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.review-header h1 {
  color: var(--c-white);
  margin: 12px 0 12px;
}

.review-lead {
  font-size: 1.05rem;
  color: var(--c-text-dim);
  max-width: 640px;
  margin-bottom: 12px;
}

.review-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.review-hero-image {
  margin-top: 16px;
}

.review-hero-img {
  max-height: 320px;
  object-fit: cover;
  border: 3px solid var(--c-green);
  width: 100%;
  max-width: 640px;
}

/* ===== 关于页 ===== */
.about-banner {
  position: relative;
  background: var(--c-blue);
  border-bottom: 4px solid var(--c-green);
  padding: 60px 24px 40px;
  overflow: hidden;
}

.about-banner-num {
  position: absolute;
  bottom: -20px;
  right: -20px;
  font-family: var(--font-serif);
  font-size: clamp(5rem, 18vw, 14rem);
  font-weight: 700;
  color: rgba(0, 0, 0, 0.2);
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.04em;
}

.about-banner-text {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

.about-banner h1 {
  color: var(--c-white);
  margin: 12px 0 12px;
}

/* ===== 隐私页 ===== */
.privacy-header {
  background: var(--c-gray2);
  border-bottom: 3px solid var(--c-gray3);
  padding: 48px 24px 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.privacy-header h1 {
  color: var(--c-white);
  margin: 12px 0 12px;
}

.privacy-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== 默认页 ===== */
.default-header {
  background: var(--c-gray2);
  border-bottom: 3px solid var(--c-green);
  padding: 48px 24px 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.default-header h1 {
  color: var(--c-white);
  margin: 12px 0 12px;
}

.default-desc {
  color: var(--c-text-dim);
  font-size: 1rem;
}

/* ===== 面包屑/导航 ===== */
.breadcrumb {
  font-size: 0.85rem;
  margin-bottom: 16px;
  color: var(--c-text-dim);
}

/* ===== 页脚 ===== */
footer {
  background: var(--c-gray);
  border-top: 3px solid var(--c-green);
  padding: 24px;
  text-align: center;
  margin-bottom: var(--nav-h);
}

footer p.footer-copy {
  font-size: 0.9rem;
  color: var(--c-text-dim);
  margin-bottom: 8px;
}

footer small.footer-note {
  font-size: 0.78rem;
  color: var(--c-gray3);
}

footer small.footer-note a {
  color: var(--c-green);
}

/* ===== Stagger 动画 ===== */
@media (prefers-reduced-motion: no-preference) {
  .stagger-list > li {
    opacity: 0;
    transform: translateY(20px);
    animation: staggerIn 0.4s forwards;
  }
  .stagger-list > li:nth-child(1) { animation-delay: 0.05s; }
  .stagger-list > li:nth-child(2) { animation-delay: 0.1s; }
  .stagger-list > li:nth-child(3) { animation-delay: 0.15s; }
  .stagger-list > li:nth-child(4) { animation-delay: 0.2s; }
  .stagger-list > li:nth-child(5) { animation-delay: 0.25s; }
  .stagger-list > li:nth-child(6) { animation-delay: 0.3s; }

  @keyframes staggerIn {
    to { opacity: 1; transform: translateY(0); }
  }

  .hero-card {
    transition: none;
  }

  .hero-card:hover {
    transform: translateY(-2px);
  }

  .aside-links li a {
    transition: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}

/* ===== 移动端断点 ===== */
@media (max-width: 768px) {
  .ranking-layout,
  .compare-layout,
  .review-layout,
  .about-layout,
  .privacy-layout,
  .default-layout {
    flex-direction: column;
  }

  aside.ranking-aside,
  aside.compare-aside,
  aside.review-aside,
  aside.about-aside,
  aside.privacy-aside,
  aside.default-aside {
    width: 100%;
    position: static;
    max-height: none;
    border-right: none;
    border-bottom: 3px solid var(--c-green);
    padding: 20px 16px;
  }

  .ranking-main,
  .compare-main,
  .review-main,
  .about-main,
  .privacy-main,
  .default-main {
    padding: 24px 16px;
  }

  .hero-content {
    padding: 80px 16px 24px;
  }

  .hero-h1 {
    border-left-width: 4px;
    padding-left: 12px;
  }

  .ranking-hero,
  .review-header,
  .about-banner,
  .privacy-header,
  .default-header {
    padding: 48px 16px 24px;
  }

  .compare-top-bar {
    padding: 10px 16px;
  }

  .section-inner {
    padding: 0 16px;
  }

  .site-aside {
    padding: 24px 16px;
  }

  .site-aside .aside-links {
    flex-direction: column;
  }

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

  .nav-menu {
    flex-direction: column;
    gap: 8px;
    max-height: 60vh;
    overflow-y: auto;
  }

  .nav-right {
    align-items: flex-start;
  }

  .hero-wrapper {
    min-height: 100svh;
  }

  footer {
    padding: 20px 16px;
  }

  .rank-list > li div {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }

  .brand-text {
    font-size: 0.85rem;
  }

  .hero-bg-text {
    font-size: 4rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn-primary, .btn-ghost {
    width: auto;
  }

  .ranking-bg-num {
    font-size: 5rem;
  }
}

/* ===== 工具类 ===== */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}