:root {
  --ink-bg: #eef5f8;
  --ink-paper: #fbfcfd;
  --ink-deep: #16303a;
  --ink-mute: #4d6670;
  --ink-line: rgba(22, 48, 58, 0.12);
  --ink-coral: #e85d4c;
  --ink-coral-deep: #c94434;
  --ink-teal: #1f8a7a;
  --ink-sky: #7eb8c9;
  --ink-glow: rgba(232, 93, 76, 0.18);
  --ink-glass: rgba(255, 255, 255, 0.62);
  --ink-nav-h: 64px;
  --ink-dock-h: 92px;
  --ink-radius: 22px;
  --ink-shadow: 0 18px 40px rgba(22, 48, 58, 0.08);
  --font-display: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-deep);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(126, 184, 201, 0.35), transparent 55%),
    radial-gradient(ellipse 70% 45% at 95% 5%, rgba(232, 93, 76, 0.16), transparent 50%),
    linear-gradient(180deg, #f5fafc 0%, var(--ink-bg) 40%, #e7f0f4 100%);
  line-height: 1.75;
  font-size: 16px;
  min-height: 100vh;
}

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

a {
  color: var(--ink-teal);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--ink-coral-deep);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.35;
  font-weight: 400;
  color: var(--ink-deep);
}

h1 {
  font-size: clamp(1.85rem, 5vw, 2.65rem);
  margin: 0 0 0.7rem;
}

h2 {
  font-size: clamp(1.45rem, 3.6vw, 1.95rem);
  margin: 0 0 0.85rem;
}

h3 {
  font-size: clamp(1.15rem, 2.8vw, 1.35rem);
  margin: 0 0 0.55rem;
}

p {
  margin: 0 0 1rem;
  color: var(--ink-mute);
}

.ink-wrap {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
}

.ink-promo {
  background: linear-gradient(90deg, rgba(31, 138, 122, 0.08), rgba(232, 93, 76, 0.1));
  border-bottom: 1px solid var(--ink-line);
  padding: 0.65rem 0 0.35rem;
}

.ink-promo-label {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
}

#promo-ads,
#dock-ads {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem 0.7rem;
  width: min(1080px, calc(100% - 1rem));
  margin: 0 auto;
  padding-bottom: 0.45rem;
}

.ink-ad-card {
  width: 70px;
  text-decoration: none;
  color: var(--ink-mute);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.68rem;
}

.ink-ad-card img {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 8px 18px rgba(22, 48, 58, 0.12);
  background: #fff;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ink-ad-card span {
  max-width: 70px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: center;
}

.ink-ad-card:hover img {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 12px 22px rgba(22, 48, 58, 0.16);
}

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

.ink-nav {
  height: var(--ink-nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.ink-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink-deep);
}

.ink-brand img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 6px 14px var(--ink-glow);
}

.ink-brand strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}

.ink-menu {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.ink-menu a {
  color: var(--ink-deep);
  text-decoration: none;
  font-size: 0.92rem;
  position: relative;
}

.ink-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--ink-coral), var(--ink-teal));
  transition: width 0.25s ease;
}

.ink-menu a:hover::after,
.ink-menu a.is-active::after {
  width: 100%;
}

.ink-toggle {
  display: none;
  border: 1px solid var(--ink-line);
  background: #fff;
  border-radius: 10px;
  width: 42px;
  height: 42px;
  cursor: pointer;
}

.ink-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink-deep);
}

.ink-dock {
  position: fixed;
  top: var(--ink-nav-h);
  left: 0;
  right: 0;
  z-index: 35;
  background: rgba(251, 252, 253, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ink-line);
  transform: translateY(-120%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.28s ease, opacity 0.28s ease;
  max-height: 40vh;
  overflow: auto;
  padding: 0.55rem 0.4rem 0.35rem;
}

.ink-dock.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

#dock-ads {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.45rem 0.35rem;
  justify-items: center;
  width: min(1080px, calc(100% - 0.5rem));
}

@media (min-width: 900px) {
  #dock-ads {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }
}

.ink-hero {
  position: relative;
  overflow: hidden;
  padding: 2.4rem 0 1.2rem;
}

.ink-hero-panel {
  position: relative;
  border-radius: 28px;
  padding: clamp(1.4rem, 4vw, 2.6rem);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.55)),
    radial-gradient(circle at 85% 20%, rgba(232, 93, 76, 0.22), transparent 40%),
    radial-gradient(circle at 15% 80%, rgba(31, 138, 122, 0.2), transparent 42%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--ink-shadow);
  overflow: hidden;
  isolation: isolate;
}

.ink-hero-panel::before {
  content: "";
  position: absolute;
  inset: -20% auto auto -10%;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(126, 184, 201, 0.45), transparent 70%);
  z-index: -1;
  animation: ink-float 8s ease-in-out infinite;
}

.ink-hero-panel::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -60px;
  width: 220px;
  height: 220px;
  border-radius: 40% 60% 55% 45%;
  background: linear-gradient(140deg, rgba(232, 93, 76, 0.25), rgba(31, 138, 122, 0.15));
  filter: blur(2px);
  z-index: -1;
  animation: ink-blob 10s ease-in-out infinite;
}

.ink-kicker {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--ink-coral-deep);
  margin-bottom: 0.7rem;
}

.ink-lead {
  font-size: 1.05rem;
  max-width: 36em;
  color: var(--ink-mute);
}

.ink-wave {
  display: block;
  width: 100%;
  height: 48px;
  color: rgba(255, 255, 255, 0.55);
}

.ink-section {
  padding: 2.2rem 0;
}

.ink-section + .ink-section {
  border-top: 1px dashed var(--ink-line);
}

.ink-glass {
  background: var(--ink-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: var(--ink-radius);
  box-shadow: var(--ink-shadow);
  padding: clamp(1.1rem, 3vw, 1.6rem);
}

.ink-split {
  display: grid;
  gap: 1.4rem;
  align-items: center;
}

@media (min-width: 860px) {
  .ink-split {
    grid-template-columns: 1.05fr 0.95fr;
  }
  .ink-split.is-flip {
    grid-template-columns: 0.95fr 1.05fr;
  }
  .ink-split.is-flip .ink-shot {
    order: -1;
  }
}

.ink-shot {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--ink-shadow);
  background: #fff;
  transform: translateY(8px);
  opacity: 0;
  animation: ink-rise 0.8s ease forwards;
}

.ink-shot img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top;
  max-height: 520px;
}

.ink-shot::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 70%, rgba(22, 48, 58, 0.18));
  pointer-events: none;
}

.ink-mosaic {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .ink-mosaic {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.ink-tile {
  background: var(--ink-paper);
  border: 1px solid var(--ink-line);
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.ink-tile:hover {
  transform: translateY(-4px);
  box-shadow: var(--ink-shadow);
}

.ink-tile img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top;
  max-height: 360px;
}

.ink-tile-body {
  padding: 1rem 1.05rem 1.2rem;
}

.ink-rail {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.6rem;
  -webkit-overflow-scrolling: touch;
}

.ink-rail::-webkit-scrollbar {
  height: 6px;
}

.ink-rail::-webkit-scrollbar-thumb {
  background: rgba(22, 48, 58, 0.2);
  border-radius: 999px;
}

.ink-rail-item {
  flex: 0 0 min(78vw, 260px);
  scroll-snap-align: start;
  background: #fff;
  border-radius: 18px;
  border: 1px solid var(--ink-line);
  overflow: hidden;
}

.ink-rail-item img {
  width: 100%;
  aspect-ratio: 9 / 14;
  object-fit: cover;
  object-position: top;
}

.ink-rail-item p {
  padding: 0.75rem 0.9rem 1rem;
  margin: 0;
  font-size: 0.9rem;
}

.ink-text-block {
  max-width: 48rem;
}

.ink-text-block p {
  text-align: justify;
}

.ink-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1rem 0;
}

.ink-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(31, 138, 122, 0.1);
  color: var(--ink-teal);
  font-size: 0.82rem;
  border: 1px solid rgba(31, 138, 122, 0.18);
}

.ink-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 0.4rem;
  padding: 0.72rem 1.25rem;
  border-radius: 999px;
  background: linear-gradient(120deg, var(--ink-coral), #f08a4b);
  color: #fff !important;
  text-decoration: none !important;
  font-weight: 600;
  box-shadow: 0 10px 24px var(--ink-glow);
  transition: transform 0.2s ease, filter 0.2s ease;
}

.ink-cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.ink-cta.is-ghost {
  background: transparent;
  color: var(--ink-deep) !important;
  border: 1px solid var(--ink-line);
  box-shadow: none;
}

.ink-crumb {
  padding: 1rem 0 0;
  font-size: 0.86rem;
  color: var(--ink-mute);
}

.ink-crumb a {
  color: var(--ink-mute);
  text-decoration: none;
}

.ink-crumb a:hover {
  color: var(--ink-coral);
}

.ink-crumb span {
  margin: 0 0.35rem;
  opacity: 0.5;
}

.ink-legal {
  padding: 1.5rem 0 3rem;
}

.ink-legal .ink-glass {
  padding: clamp(1.3rem, 3vw, 2rem);
}

.ink-legal h2 {
  margin-top: 1.8rem;
}

.ink-legal ul {
  color: var(--ink-mute);
  padding-left: 1.2rem;
}

.ink-legal li {
  margin-bottom: 0.45rem;
}

.ink-error {
  min-height: 58vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 2rem 0 3rem;
}

.ink-error-code {
  font-family: var(--font-display);
  font-size: clamp(4rem, 16vw, 7rem);
  line-height: 1;
  background: linear-gradient(120deg, var(--ink-coral), var(--ink-teal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.4rem;
}

.ink-footer {
  margin-top: 2rem;
  border-top: 1px solid var(--ink-line);
  background: rgba(255, 255, 255, 0.45);
  padding: 2rem 0 5.5rem;
}

.ink-footer-grid {
  display: grid;
  gap: 1.4rem;
}

@media (min-width: 760px) {
  .ink-footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.ink-footer h3 {
  font-size: 1.05rem;
}

.ink-footer a {
  display: inline-block;
  margin: 0.2rem 0;
  color: var(--ink-mute);
  text-decoration: none;
}

.ink-footer a:hover {
  color: var(--ink-coral);
}

.ink-copy {
  margin-top: 1.4rem;
  font-size: 0.82rem;
  color: var(--ink-mute);
}

.ink-quote {
  margin: 1.2rem 0;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--ink-coral);
  background: rgba(232, 93, 76, 0.06);
  border-radius: 0 14px 14px 0;
  color: var(--ink-deep);
  font-family: var(--font-display);
  font-size: 1.08rem;
}

.ink-timeline {
  display: grid;
  gap: 1rem;
}

.ink-time-item {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 0.8rem;
  align-items: start;
}

.ink-time-item strong {
  display: inline-block;
  padding: 0.25rem 0.55rem;
  border-radius: 8px;
  background: rgba(126, 184, 201, 0.25);
  color: var(--ink-deep);
  font-size: 0.82rem;
  text-align: center;
}

@keyframes ink-float {
  0%,
  100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(18px, 12px);
  }
}

@keyframes ink-blob {
  0%,
  100% {
    transform: rotate(0deg) scale(1);
  }
  50% {
    transform: rotate(12deg) scale(1.08);
  }
}

@keyframes ink-rise {
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 820px) {
  .ink-toggle {
    display: inline-grid;
    place-items: center;
  }
  .ink-menu {
    position: absolute;
    top: var(--ink-nav-h);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(251, 252, 253, 0.98);
    border-bottom: 1px solid var(--ink-line);
    padding: 0.5rem 1rem 0.9rem;
  }
  .ink-menu.is-open {
    display: flex;
  }
  .ink-menu a {
    padding: 0.75rem 0.2rem;
    border-bottom: 1px solid var(--ink-line);
  }
  .ink-nav {
    position: relative;
  }

  .ink-hero {
    padding: 0.75rem 0 0.35rem;
  }

  .ink-hero-panel {
    padding: 1rem 1rem 0.85rem;
    border-radius: 18px;
  }

  .ink-hero .ink-split {
    gap: 0.75rem;
  }

  .ink-hero .ink-kicker {
    margin-bottom: 0.35rem;
    font-size: 0.7rem;
  }

  .ink-hero h1 {
    font-size: 1.45rem;
    margin-bottom: 0.4rem;
  }

  .ink-hero .ink-lead {
    font-size: 0.92rem;
    margin-bottom: 0;
    line-height: 1.55;
  }

  .ink-hero .ink-shot {
    max-width: 200px;
    margin: 0 auto;
    border-radius: 16px;
  }

  .ink-hero .ink-shot img {
    aspect-ratio: 3 / 4;
    max-height: 240px;
  }

  .ink-hero-panel::before,
  .ink-hero-panel::after {
    width: 140px;
    height: 140px;
  }
}

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