/* 哔咔漫画 pi-ka.rest — night-sakura folio system (original) */
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700;900&family=ZCOOL+XiaoWei&display=swap");

:root {
  --folio-void: #070b14;
  --folio-ink: #0e1524;
  --folio-panel: #151d31;
  --folio-glass: rgba(22, 32, 54, 0.72);
  --folio-sakura: #ff6f91;
  --folio-petal: #ffb4c6;
  --folio-mint: #5eead4;
  --folio-cream: #f3ece4;
  --folio-muted: #9aa6bf;
  --folio-line: rgba(255, 182, 198, 0.22);
  --folio-glow: rgba(255, 111, 145, 0.38);
  --folio-max: 1080px;
  --folio-radius: 18px;
  --folio-nav-h: 58px;
  --folio-sticky-h: 0px;
  --folio-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans SC", sans-serif;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(255, 111, 145, 0.18), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(94, 234, 212, 0.08), transparent 55%),
    linear-gradient(180deg, var(--folio-void), var(--folio-ink) 40%, #0a101c);
  color: var(--folio-cream);
  line-height: 1.75;
  min-height: 100vh;
  overflow-x: hidden;
  padding-bottom: 24px;
}

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

a {
  color: var(--folio-mint);
  text-decoration: none;
  transition: color 0.25s var(--folio-ease);
}

a:hover {
  color: var(--folio-petal);
}

.folio-wrap {
  width: min(100% - 32px, var(--folio-max));
  margin-inline: auto;
}

/* —— top promo ads (index / about / 404) —— */
.folio-promo {
  position: relative;
  z-index: 30;
  margin: 12px auto 0;
  width: min(100% - 24px, var(--folio-max));
  padding: 14px 12px 10px;
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(255, 111, 145, 0.12), rgba(94, 234, 212, 0.08));
  border: 1px solid var(--folio-line);
}

.folio-promo h2 {
  margin: 0 0 10px;
  text-align: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--folio-petal);
  font-family: "Noto Sans SC", sans-serif;
}

.folio-promo__rail {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 8px;
  min-height: 84px;
}

.folio-ad-fig {
  margin: 0;
  width: 72px;
  text-align: center;
}

.folio-ad-fig img {
  width: 65px;
  height: 65px;
  object-fit: cover;
  border-radius: 18px;
  margin: 0 auto;
  background: #fff;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.folio-ad-fig a:hover img {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 10px 24px rgba(255, 111, 145, 0.28);
}

.folio-ad-cap {
  margin-top: 4px;
  height: 15px;
  font-size: 11px;
  color: var(--folio-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* —— nav —— */
.folio-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: var(--folio-glass);
  border-bottom: 1px solid var(--folio-line);
  min-height: var(--folio-nav-h);
}

.folio-nav__row {
  width: min(100% - 24px, var(--folio-max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  position: relative;
}

.folio-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--folio-cream) !important;
  z-index: 2;
}

.folio-brand img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 0 0 2px rgba(255, 111, 145, 0.45);
}

.folio-brand strong {
  font-family: "ZCOOL XiaoWei", "Noto Sans SC", serif;
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 0.04em;
}

.folio-burger {
  z-index: 3;
  width: 42px;
  height: 42px;
  border: 1px solid var(--folio-line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 0;
}

.folio-burger span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--folio-cream);
  transition: transform 0.25s var(--folio-ease), opacity 0.25s;
}

.folio-burger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.folio-burger.is-active span:nth-child(2) {
  opacity: 0;
}

.folio-burger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.folio-menu {
  list-style: none;
  font-size: 14px;
}

.folio-menu a {
  color: var(--folio-muted);
}

.folio-menu a:hover,
.folio-menu a.is-active {
  color: var(--folio-sakura);
}

@media (max-width: 839px) {
  .folio-menu {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: 0;
    flex-direction: column;
    gap: 0;
    padding: 8px;
    border-radius: 16px;
    background: rgba(10, 14, 24, 0.96);
    border: 1px solid var(--folio-line);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  }

  .folio-menu.is-open {
    display: flex;
  }

  .folio-menu li a {
    display: block;
    padding: 12px 14px;
    border-radius: 10px;
  }

  .folio-menu li a:hover {
    background: rgba(255, 111, 145, 0.1);
  }
}

@media (min-width: 840px) {
  .folio-burger {
    display: none;
  }

  .folio-menu {
    display: flex !important;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px 16px;
    position: static;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }
}

/* —— sticky floating ads (below nav after scroll) —— */
.folio-sticky {
  position: fixed;
  left: 0;
  right: 0;
  top: var(--folio-nav-h);
  z-index: 38;
  transform: translateY(-120%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s var(--folio-ease), opacity 0.35s var(--folio-ease);
  background: rgba(8, 12, 22, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--folio-line);
  padding: 8px 10px;
}

.folio-sticky.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
  --folio-sticky-h: 96px;
}

body.folio-dock-open {
  --folio-sticky-h: 96px;
}

body.folio-dock-open .folio-sticky.is-visible ~ .folio-promo,
body.folio-dock-open .folio-sticky.is-visible ~ main,
body.folio-dock-open .folio-sticky.is-visible ~ nav.folio-crumb {
  margin-top: var(--folio-sticky-h);
}

.folio-sticky__grid {
  width: min(100%, var(--folio-max));
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px 6px;
}

.folio-sticky__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--folio-muted);
  line-height: 1.2;
}

.folio-sticky__item img {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  object-fit: cover;
  background: #fff;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.25);
}

.folio-sticky__item span {
  max-width: 72px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.folio-sticky__item:hover {
  color: var(--folio-petal);
}

@media (min-width: 768px) {
  .folio-sticky__grid {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  body.folio-dock-open {
    --folio-sticky-h: 88px;
  }
}

/* —— hero —— */
.folio-hero {
  position: relative;
  padding: 48px 0 36px;
  overflow: hidden;
}

.folio-hero::before {
  content: "";
  position: absolute;
  inset: -20% -30% auto auto;
  width: 70vw;
  height: 70vw;
  max-width: 560px;
  max-height: 560px;
  background: radial-gradient(circle, var(--folio-glow), transparent 68%);
  animation: folio-bloom 9s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes folio-bloom {
  from { transform: translate(0, 0) scale(1); opacity: 0.7; }
  to { transform: translate(-8%, 12%) scale(1.12); opacity: 1; }
}

.folio-hero__frame {
  position: relative;
  border: 1px solid var(--folio-line);
  border-radius: 28px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(255, 111, 145, 0.12), transparent 42%),
    linear-gradient(320deg, rgba(94, 234, 212, 0.08), transparent 50%),
    var(--folio-panel);
  min-height: 68vh;
  display: grid;
  align-content: end;
  padding: 28px 22px 32px;
}

.folio-hero__mark {
  font-family: "ZCOOL XiaoWei", serif;
  font-size: clamp(42px, 12vw, 78px);
  line-height: 1.05;
  letter-spacing: 0.06em;
  background: linear-gradient(120deg, #fff, var(--folio-petal) 55%, var(--folio-mint));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 14px;
  animation: folio-rise 0.9s var(--folio-ease) both;
}

.folio-hero h1 {
  font-size: clamp(20px, 5.2vw, 30px);
  font-weight: 900;
  line-height: 1.35;
  margin-bottom: 12px;
  animation: folio-rise 1s 0.08s var(--folio-ease) both;
}

.folio-hero__lead {
  color: var(--folio-muted);
  font-size: 15px;
  max-width: 36em;
  animation: folio-rise 1s 0.16s var(--folio-ease) both;
}

@keyframes folio-rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.folio-spark {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--folio-mint);
  box-shadow: 0 0 12px var(--folio-mint);
  margin-right: 8px;
  vertical-align: middle;
  animation: folio-pulse 2.4s ease-in-out infinite;
}

@keyframes folio-pulse {
  0%, 100% { opacity: 0.45; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.15); }
}

/* —— sections —— */
.folio-section {
  padding: 42px 0;
}

.folio-section + .folio-section {
  border-top: 1px dashed rgba(255, 182, 198, 0.12);
}

.folio-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--folio-sakura);
  margin-bottom: 10px;
}

.folio-section h2 {
  font-family: "ZCOOL XiaoWei", serif;
  font-size: clamp(24px, 6vw, 34px);
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 14px;
}

.folio-section h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--folio-petal);
  margin: 22px 0 10px;
}

.folio-prose p {
  margin-bottom: 14px;
  color: #d8d3cc;
  font-size: 15px;
}

.folio-prose p:last-child {
  margin-bottom: 0;
}

/* —— media blocks —— */
.folio-duo {
  display: grid;
  gap: 22px;
  align-items: center;
}

@media (min-width: 840px) {
  .folio-duo {
    grid-template-columns: 1.05fr 0.95fr;
  }
  .folio-duo.is-flip {
    grid-template-columns: 0.95fr 1.05fr;
  }
  .folio-duo.is-flip .folio-shot {
    order: -1;
  }
}

.folio-shot {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid var(--folio-line);
  background: #0a0f1a;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  transform: translateZ(0);
}

.folio-shot img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top;
  transition: transform 0.6s var(--folio-ease);
}

.folio-shot:hover img {
  transform: scale(1.03);
}

.folio-shot::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 34%;
  background: linear-gradient(transparent, rgba(7, 11, 20, 0.85));
  pointer-events: none;
}

.folio-shot-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

@media (min-width: 720px) {
  .folio-shot-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

.folio-shot-row .folio-shot img {
  aspect-ratio: 3 / 5;
}

/* —— cards —— */
.folio-cards {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

@media (min-width: 700px) {
  .folio-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 980px) {
  .folio-cards.is-triple {
    grid-template-columns: repeat(3, 1fr);
  }
}

.folio-card {
  background: linear-gradient(165deg, rgba(255, 111, 145, 0.08), rgba(21, 29, 49, 0.95));
  border: 1px solid var(--folio-line);
  border-radius: var(--folio-radius);
  padding: 18px 16px;
  transition: transform 0.3s var(--folio-ease), border-color 0.3s;
}

.folio-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 111, 145, 0.45);
}

.folio-card h3 {
  margin-top: 0;
  font-size: 17px;
}

.folio-card p {
  color: var(--folio-muted);
  font-size: 14px;
  margin: 0;
}

.folio-chip {
  display: inline-block;
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--folio-line);
  color: var(--folio-mint);
  margin-bottom: 8px;
}

/* —— timeline / ribbon list —— */
.folio-ladder {
  display: grid;
  gap: 16px;
  margin-top: 18px;
  position: relative;
}

.folio-ladder::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(var(--folio-sakura), var(--folio-mint));
  opacity: 0.35;
}

.folio-ladder__item {
  position: relative;
  padding-left: 36px;
}

.folio-ladder__item::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--folio-sakura);
  box-shadow: 0 0 12px var(--folio-glow);
}

/* —— quote strip —— */
.folio-quote {
  margin: 28px 0;
  padding: 22px 20px;
  border-left: 3px solid var(--folio-mint);
  background: rgba(94, 234, 212, 0.06);
  border-radius: 0 16px 16px 0;
  font-family: "ZCOOL XiaoWei", serif;
  font-size: 18px;
  color: #efe8e0;
}

/* —— crumb —— */
.folio-crumb {
  padding: 18px 0 0;
  font-size: 13px;
  color: var(--folio-muted);
}

.folio-crumb a {
  color: var(--folio-muted);
}

.folio-crumb a:hover {
  color: var(--folio-sakura);
}

.folio-crumb span {
  margin: 0 6px;
  opacity: 0.5;
}

/* —— legal pages —— */
.folio-legal-hero {
  padding: 28px 0 8px;
}

.folio-legal-hero h1 {
  font-family: "ZCOOL XiaoWei", serif;
  font-size: clamp(28px, 7vw, 40px);
  font-weight: 400;
  margin-bottom: 10px;
}

.folio-legal-hero p {
  color: var(--folio-muted);
  max-width: 40em;
}

.folio-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 8px;
}

.folio-toc a {
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--folio-line);
  color: var(--folio-muted);
  background: rgba(255, 255, 255, 0.03);
}

.folio-toc a:hover {
  color: var(--folio-petal);
  border-color: var(--folio-sakura);
}

/* —— error pages —— */
.folio-error {
  min-height: 62vh;
  display: grid;
  place-content: center;
  text-align: center;
  padding: 48px 16px;
}

.folio-error__code {
  font-family: "ZCOOL XiaoWei", serif;
  font-size: clamp(72px, 22vw, 140px);
  line-height: 1;
  background: linear-gradient(135deg, var(--folio-sakura), var(--folio-mint));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.folio-error h1 {
  font-size: 22px;
  margin: 8px 0 12px;
}

.folio-error p {
  color: var(--folio-muted);
  margin-bottom: 22px;
}

.folio-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  border: 1px solid transparent;
}

.folio-btn--solid {
  background: linear-gradient(135deg, var(--folio-sakura), #ff9a6c);
  color: #1a0a12 !important;
  box-shadow: 0 10px 30px var(--folio-glow);
}

.folio-btn--ghost {
  border-color: var(--folio-line);
  color: var(--folio-cream) !important;
}

.folio-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

/* —— footer —— */
.folio-foot {
  margin-top: 40px;
  border-top: 1px solid var(--folio-line);
  padding: 28px 0 20px;
  background: rgba(0, 0, 0, 0.25);
}

.folio-foot__grid {
  display: grid;
  gap: 20px;
}

@media (min-width: 720px) {
  .folio-foot__grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.folio-foot h3 {
  font-size: 14px;
  color: var(--folio-petal);
  margin: 0 0 10px;
}

.folio-foot p,
.folio-foot a {
  font-size: 13px;
  color: var(--folio-muted);
}

.folio-foot ul {
  list-style: none;
  display: grid;
  gap: 8px;
}

.folio-foot__copy {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 12px;
  color: #6d788f;
  text-align: center;
}

/* —— misc —— */
.folio-tagline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 4px;
}

.folio-tagline span {
  font-size: 12px;
  color: var(--folio-muted);
  border: 1px solid var(--folio-line);
  padding: 4px 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
}

.folio-mix {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

@media (min-width: 860px) {
  .folio-mix.is-wide {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.folio-stat-rail {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media (min-width: 640px) {
  .folio-stat-rail {
    grid-template-columns: repeat(4, 1fr);
  }
}

.folio-stat {
  text-align: center;
  padding: 14px 8px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--folio-line);
}

.folio-stat b {
  display: block;
  font-family: "ZCOOL XiaoWei", serif;
  font-size: 22px;
  color: var(--folio-mint);
  margin-bottom: 4px;
}

.folio-stat span {
  font-size: 12px;
  color: var(--folio-muted);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}