/* FLASHDOG — 黑 × 绿茵（无金色） */
:root {
  --bg-deep: #020705;
  --bg-card: #050907;
  --bg-elevated: #0a100c;
  --text: #e2ebe5;
  --text-muted: #768f80;
  --pitch-ink: #04120a;
  --pitch-deep: #0c2819;
  --pitch: #164a31;
  --pitch-mid: #246b45;
  --pitch-glow: #3dcc7a;
  --pitch-glow-dim: #2a8f55;
  /* 全站强调 = 茵绿（兼容旧变量名） */
  --lightning: var(--pitch-glow);
  --lightning-dim: var(--pitch-mid);
  --accent-line: rgba(61, 204, 122, 0.42);
  --rgb-accent: 61, 204, 122;
  --font-display: "Bebas Neue", "Impact", sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --radius: 14px;
  --max-read: 42rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.65;
  font-size: 1.05rem;
  overflow-x: hidden;
}

.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;
}

/* 背景 */
.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 120% 80% at 50% -20%, rgba(var(--rgb-accent), 0.12), transparent 50%),
    radial-gradient(ellipse 80% 50% at 100% 50%, rgba(31, 107, 58, 0.08), transparent 45%),
    linear-gradient(180deg, #050a07 0%, var(--bg-deep) 42%, #030705 100%);
}

.bg-grid::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(
      rgba(var(--rgb-accent), 0.03) 1px,
      transparent 1px
    ),
    linear-gradient(90deg, rgba(var(--rgb-accent), 0.02) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, black 0%, transparent 85%);
}

main,
header,
footer {
  position: relative;
  z-index: 1;
}

a {
  color: var(--lightning);
  text-decoration: none;
  transition: color 0.2s, opacity 0.2s, border-color 0.2s, transform 0.2s;
}

a:hover {
  color: #b5f5d2;
}

/* 导航 */
.nav-scrim {
  display: none;
}

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: linear-gradient(180deg, rgba(6, 10, 8, 0.95) 0%, rgba(2, 7, 5, 0.78) 100%);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(var(--rgb-accent), 0.08);
}

.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  padding: 0 12px;
}

.burger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: transform 0.25s, opacity 0.25s;
}

#nav-toggle:checked ~ .site-nav .burger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

#nav-toggle:checked ~ .site-nav .burger span:nth-child(2) {
  opacity: 0;
}

#nav-toggle:checked ~ .site-nav .burger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.brand {
  font-family: var(--font-display);
  font-size: 1.75rem;
  letter-spacing: 0.06em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.brand span {
  color: var(--lightning);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a:not(.btn-buy) {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.nav-links a:not(.btn-buy):hover {
  color: var(--text);
}

.btn-buy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.25rem;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  color: #020604 !important;
  background: linear-gradient(145deg, var(--pitch-glow) 0%, var(--pitch-mid) 100%);
  border-radius: 999px;
  box-shadow: 0 0 24px rgba(var(--rgb-accent), 0.38);
  border: none;
  cursor: pointer;
}

.btn-buy:hover {
  box-shadow: 0 0 34px rgba(var(--rgb-accent), 0.5);
  transform: translateY(-1px);
}

@media (max-width: 860px) {
  .burger {
    display: flex;
  }

  .nav-scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 98;
    background: rgba(0, 0, 0, 0.55);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
  }

  #nav-toggle:checked + .nav-scrim {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 99;
    width: min(100%, 300px);
    height: 100vh;
    margin: 0;
    padding: 5.5rem 1.5rem 2rem;
    flex-direction: column;
    align-items: stretch;
    flex-wrap: nowrap;
    background: linear-gradient(180deg, #08100c 0%, #050807 100%);
    border-left: 1px solid rgba(var(--rgb-accent), 0.12);
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }

  #nav-toggle:checked ~ .site-nav .nav-links {
    transform: translateX(0);
  }

  .nav-links .btn-buy {
    text-align: center;
    margin-top: 0.5rem;
  }
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6.5rem 1.5rem 4rem;
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--lightning);
  border: 1px solid var(--accent-line);
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

.hero-title {
  margin: 0 0 0.35rem;
  padding: 0;
  line-height: 0.95;
}

.hero-title-inner {
  font-family: var(--font-display);
  font-size: clamp(3rem, 12vw, 6.75rem);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  background: linear-gradient(180deg, #eaf8f0 0%, var(--pitch-glow) 88%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 40px rgba(var(--rgb-accent), 0.15));
}

.hero-kicker {
  margin: 0 0 0.25rem;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  color: var(--text-muted);
  max-width: 30rem;
  margin: 0 auto 1.75rem;
  font-weight: 500;
}

.hero-theme {
  max-width: var(--max-read);
  margin: 0 auto 2.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  border-left: 3px solid var(--pitch-glow);
  text-align: left;
  font-size: 0.98rem;
  color: var(--text-muted);
}

.hero-theme strong {
  color: var(--text);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.btn-outline {
  padding: 0.55rem 1.25rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
}

.btn-outline:hover {
  border-color: var(--lightning);
  color: var(--lightning);
}

/* Links 栏 — 参考 Asteroid */
.link-rail {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 1rem;
  text-align: center;
}

.link-rail-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 2.75rem);
  letter-spacing: 0.12em;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.link-rail-hint {
  margin: 0 auto 1.25rem;
  max-width: 28rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.link-rail-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.rail-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 10rem;
  padding: 0.65rem 1.1rem;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
}

.rail-btn:hover {
  color: var(--lightning);
  border-color: rgba(var(--rgb-accent), 0.35);
}

.rail-btn--x {
  border-color: rgba(255, 255, 255, 0.18);
}

/* Thesis */
.thesis-wrap {
  padding: 3rem 1.5rem 2rem;
}

.thesis-inner {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem 1.75rem;
  background: linear-gradient(145deg, var(--bg-card) 0%, rgba(12, 24, 18, 0.96) 100%);
  border: 1px solid rgba(var(--rgb-accent), 0.12);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.thesis-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--pitch-glow);
  margin-bottom: 0.5rem;
}

.thesis-heading {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  letter-spacing: 0.06em;
  margin: 0 0 1rem;
  color: var(--lightning);
}

.thesis-pull {
  margin: 0 0 1.25rem;
  padding: 0 0 0 1rem;
  border-left: 3px solid var(--pitch-glow);
  font-size: 1.08rem;
  font-style: italic;
  color: var(--text);
  line-height: 1.55;
}

.thesis-body {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.98rem;
}

.thesis-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
}

.thesis-points li {
  padding: 0.55rem 0.85rem;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.thesis-points strong {
  color: var(--text);
}

/* 故事线区块：编辑式导语 + 远征时间轴 */

.chapters-intro {
  position: relative;
  max-width: calc(38rem * 0.9);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2.5rem;
  text-align: center;
}

.chapters-intro-ring {
  position: absolute;
  inset: 1.5rem 8% auto;
  height: 120px;
  border: 1px solid rgba(var(--rgb-accent), 0.1);
  border-radius: 50%;
  opacity: 0.5;
  pointer-events: none;
}

.chapters-kicker {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--pitch-glow);
  margin-bottom: 1rem;
}

.chapters-heading {
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 5.5vw, 3.25rem);
  letter-spacing: 0.08em;
  margin: 0 0 0.85rem;
  line-height: 1.05;
  color: var(--text);
  background: linear-gradient(90deg, var(--pitch-glow) 0%, #e8fcf2 52%, var(--pitch-mid) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.chapters-lede {
  margin: 0 auto 1.75rem;
  font-size: 0.97rem;
  line-height: 1.68;
  color: var(--text-muted);
}

.chapters-route {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.25rem;
}

.route-node {
  font-family: var(--font-display);
  font-size: 0.92rem;
  letter-spacing: 0.14em;
  color: rgba(var(--rgb-accent), 0.55);
  padding: 0.2rem 0.65rem;
  border-radius: 6px;
  border: 1px solid rgba(var(--rgb-accent), 0.15);
}

.route-node--mid {
  color: rgba(232, 230, 227, 0.6);
}

.route-node--end {
  color: var(--lightning);
  border-color: rgba(var(--rgb-accent), 0.35);
  box-shadow: 0 0 20px rgba(var(--rgb-accent), 0.12);
}

.route-dash {
  flex: 0 0 2rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--rgb-accent), 0.25), transparent);
}

@media (max-width: 520px) {
  .route-dash {
    flex-basis: 100%;
    max-width: 4rem;
  }
}

/* 时间轴轨与卡片 */
.story-journey-wrap {
  position: relative;
  padding: 0 clamp(1rem, 5vw, 3rem) 4rem;
  max-width: calc(1180px * 0.9);
  margin: 0 auto;
}

.story-journey-bg {
  position: absolute;
  left: clamp(24px, 6vw, 52px);
  top: -0.5rem;
  bottom: 15%;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(var(--rgb-accent), 0.25) 6%,
    rgba(47, 143, 82, 0.35) 45%,
    rgba(var(--rgb-accent), 0.3) 88%,
    transparent 100%
  );
  box-shadow: 0 0 24px rgba(var(--rgb-accent), 0.08);
  pointer-events: none;
}

@media (max-width: 719px) {
  .story-journey-bg {
    left: clamp(22px, 6vw, 36px);
  }
}

.story-journey {
  position: relative;
  z-index: 1;
}

.chapter-row {
  display: grid;
  grid-template-columns: 4.75rem minmax(0, 1fr);
  gap: 0.25rem clamp(0.72rem, 2.88vw, 1.98rem);
  align-items: start;
  margin-bottom: clamp(1.98rem, 4.32vw, 3.06rem);
}

.chapter-marker {
  position: relative;
  display: flex;
  justify-content: center;
  padding-top: 1.48rem;
}

.chapter-num-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.12), transparent 55%),
    linear-gradient(145deg, var(--bg-elevated) 0%, #0a0a10 100%);
  border: 2px solid rgba(var(--rgb-accent), 0.45);
  box-shadow:
    0 0 0 5px rgba(6, 6, 10, 0.9),
    0 10px 30px rgba(0, 0, 0, 0.5),
    0 0 28px rgba(var(--rgb-accent), 0.12);
  z-index: 2;
}

.chapter-num-wrap .chapter-num {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--lightning);
}

.chapter-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.188rem;
  align-items: center;
  padding: clamp(0.972rem, 2.88vw, 1.44rem);
  border-radius: calc(var(--radius) + 4px);
  background: linear-gradient(135deg, rgba(8, 16, 12, 0.94) 0%, rgba(4, 8, 6, 0.9) 100%);
  border: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow:
    0 4px 0 rgba(var(--rgb-accent), 0.04),
    0 20px 50px rgba(0, 0, 0, 0.4);
  transition:
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s,
    box-shadow 0.35s;
}

.chapter-card:hover {
  border-color: rgba(var(--rgb-accent), 0.18);
  box-shadow:
    0 4px 0 rgba(var(--rgb-accent), 0.08),
    0 24px 60px rgba(0, 0, 0, 0.5);
  transform: translateY(-3px);
}

.chapter-copy h3 {
  font-family: var(--font-display);
  font-size: clamp(1.334rem, 2.94vw, 1.74rem);
  letter-spacing: 0.04em;
  line-height: 1.15;
  margin: 0 0 0.52rem;
  color: var(--text);
}

.chapter-rule {
  width: 3.5rem;
  height: 2px;
  border-radius: 2px;
  margin-bottom: 0.8rem;
  background: linear-gradient(90deg, var(--pitch-mid), var(--pitch-glow));
  opacity: 0.75;
}

.chapter-copy p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.52;
}

.chapter-finale-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--pitch-glow);
  background: linear-gradient(
    135deg,
    rgba(var(--rgb-accent), 0.15) 0%,
    rgba(31, 107, 58, 0.35) 100%
  );
  border: 1px solid rgba(var(--rgb-accent), 0.28);
  padding: 0.28rem 0.68rem;
  border-radius: 999px;
  margin-bottom: 0.68rem;
}

.chapter-card--finale .chapter-rule {
  width: 4rem;
  height: 3px;
  box-shadow: 0 0 16px rgba(var(--rgb-accent), 0.35);
}

.chapter-card--finale:hover {
  box-shadow:
    0 4px 0 rgba(var(--rgb-accent), 0.12),
    0 0 50px rgba(31, 107, 58, 0.15),
    0 24px 60px rgba(0, 0, 0, 0.5);
}

/* 桌面交错分镜：奇数正文左 / 偶数镜像 */
@media (min-width: 920px) {
  .chapter-row:nth-child(odd) .chapter-card {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.12fr);
    grid-template-areas: "copy art";
  }

  .chapter-row:nth-child(even) .chapter-card {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.92fr);
    grid-template-areas: "art copy";
  }

  .chapter-copy {
    grid-area: copy;
  }

  .chapter-art {
    grid-area: art;
  }
}

/* 中大型屏：中段略加压痕 */
@media (min-width: 920px) and (max-width: 1100px) {
  .chapter-card {
    padding: 1.08rem clamp(0.828rem, 3vw, 1.332rem);
  }
}

@media (max-width: 719px) {
  .chapter-row {
    grid-template-columns: auto 1fr;
    gap: 0 1rem;
  }

  .chapter-marker {
    padding-top: 1rem;
  }

  .chapter-num-wrap {
    width: 44px;
    height: 44px;
  }

  .chapter-num-wrap .chapter-num {
    font-size: 1.15rem;
  }

  .chapter-card:hover {
    transform: none;
  }

  /* 移动端：图在上，读起来像分镜脚本 */
  .chapter-card figure.chapter-art {
    order: -1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .chapter-card {
    transition: none;
  }

  .chapter-card:hover {
    transform: none;
  }
}

/* 章节配图：完整展示；约为原 70% 再 ×0.8 高度 */
.chapter-art {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: var(--bg-card);
  padding: clamp(0.612rem, 2.16vw, 1.26rem);
}

.chapter-art img {
  position: relative;
  width: 56%;
  max-width: 56%;
  height: auto;
  display: block;
  object-fit: contain;
  transition: transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.chapter-card:hover .chapter-art img {
  transform: scale(1.02);
}

.chapter-row--climax .chapter-num-wrap {
  border-color: rgba(var(--rgb-accent), 0.75);
  box-shadow:
    0 0 0 5px rgba(2, 7, 5, 0.95),
    0 0 40px rgba(var(--rgb-accent), 0.28);
}

.chapter-card--finale {
  border-color: rgba(var(--rgb-accent), 0.32);
  background: linear-gradient(
    145deg,
    rgba(10, 24, 16, 0.96) 0%,
    rgba(5, 8, 6, 0.94) 55%,
    rgba(22, 74, 49, 0.18) 100%
  );
}

@media (prefers-reduced-motion: reduce) {
  .chapter-card:hover .chapter-art img {
    transform: none;
  }
}

/* How to buy */
.howbuy {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.5rem 2rem;
}

.howbuy-title-main {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 3.25rem);
  text-align: center;
  letter-spacing: 0.1em;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.howbuy-lede {
  text-align: center;
  color: var(--text-muted);
  margin: 0 auto 2rem;
  max-width: 28rem;
  font-size: 0.95rem;
}

.howbuy-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.hb-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.35rem 1.25rem;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.hb-num {
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  color: var(--lightning);
  min-width: 2.5rem;
  text-align: center;
}

.hb-body h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.hb-body p {
  margin: 0 0 0.5rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.hb-body p:last-child {
  margin-bottom: 0;
}

.hb-cta-inline {
  margin-top: 1rem !important;
}

/* Token card */
.token-card {
  max-width: 640px;
  margin: 0 auto 2rem;
  padding: 2rem 1.5rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.token-card-heading {
  font-family: var(--font-display);
  font-size: 1.85rem;
  letter-spacing: 0.08em;
  margin: 0 0 0.5rem;
  color: var(--lightning);
}

.token-card-note {
  margin: 0 auto 1.25rem;
  max-width: 32rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.token-grid {
  display: grid;
  gap: 1rem;
  text-align: left;
  max-width: 420px;
  margin: 0 auto;
}

.token-grid > div {
  padding: 0.85rem 1rem;
  background: var(--bg-card);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.token-grid dt {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.token-grid dd {
  margin: 0;
  font-weight: 600;
  font-size: 0.95rem;
}

.token-grid .muted {
  color: var(--text-muted);
  font-weight: 500;
}

/* Buy strip */
.buy-strip {
  padding: 4rem 1.5rem;
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(var(--rgb-accent), 0.06) 50%, transparent);
}

.buy-strip h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.75rem);
  letter-spacing: 0.05em;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.buy-strip > p {
  color: var(--text-muted);
  max-width: 28rem;
  margin: 0 auto 1.5rem;
}

.buy-strip-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-items: center;
}

.buy-strip .btn-buy {
  font-size: 1rem;
  padding: 0.75rem 2rem;
  word-break: break-all;
}

/* Footer */
footer {
  padding: 2.5rem 1.5rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
  font-size: 0.85rem;
}

.brand--footer {
  justify-content: center;
  margin-bottom: 0.5rem;
  font-size: 1.25rem;
}

.disclaimer {
  max-width: 36rem;
  margin: 1rem auto 0;
  font-size: 0.75rem;
  opacity: 0.7;
}

@media (min-width: 640px) {
  .chapter {
    grid-template-columns: 4.5rem 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "num title"
      "num art"
      "num body";
    column-gap: 1.25rem;
    align-items: start;
  }

  .chapter-num {
    grid-area: num;
    margin-top: 0.15rem;
  }

  .chapter-art {
    grid-area: art;
  }

  .chapter h3 {
    grid-area: title;
    margin-top: 0;
  }

  .chapter p {
    grid-area: body;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn-buy {
    animation: none !important;
    transition: none !important;
  }
}