@import url('https://fonts.googleapis.com/css2?family=Mochiy+Pop+One&family=Noto+Sans+SC:wght@400;500;700;900&display=swap');

:root {
  --night: #15182a;
  --night-soft: #2c3148;
  --fog: #6b7289;
  --sheet: #f5f7fb;
  --sheet-2: #eef1f8;
  --frost: rgba(255, 255, 255, 0.78);
  --magenta: #ff2f7a;
  --magenta-deep: #c9185c;
  --aqua: #13cfc0;
  --aqua-deep: #0b9e92;
  --lemon: #ffe066;
  --line: rgba(21, 24, 42, 0.1);
  --lift: 0 20px 50px rgba(21, 24, 42, 0.1);
  --round: 20px;
  --max: 1040px;
  --nav-h: 60px;
  --font-display: "Mochiy Pop One", "Noto Sans SC", sans-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(--night);
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(255, 47, 122, 0.12), transparent 60%),
    radial-gradient(700px 380px at 100% 8%, rgba(19, 207, 192, 0.12), transparent 55%),
    linear-gradient(180deg, var(--sheet) 0%, var(--sheet-2) 100%);
  line-height: 1.85;
  min-height: 100vh;
}

body.has-beacon-pinned {
  padding-top: calc(var(--nav-h) + var(--beacon-h, 110px));
}

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

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

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

.prism-root {
  overflow-x: hidden;
}

.skyline {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: var(--nav-h);
  padding: 10px 16px;
  background: rgba(245, 247, 251, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.brand-lock {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--night);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.brand-lock img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 8px 18px rgba(255, 47, 122, 0.25);
}

.menu-switch {
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
}

.menu-switch i {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--night);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-switch.is-open i:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-switch.is-open i:nth-child(2) {
  opacity: 0;
}

.menu-switch.is-open i:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.skyline-links {
  display: none;
  gap: 6px;
}

.skyline-links a {
  text-decoration: none;
  color: var(--night-soft);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
}

.skyline-links a:hover,
.skyline-links a.is-current {
  color: #fff;
  background: linear-gradient(135deg, var(--magenta), var(--magenta-deep));
}

@media (min-width: 860px) {
  .menu-switch {
    display: none;
  }

  .skyline-links {
    display: flex;
  }
}

@media (max-width: 859px) {
  .skyline-links {
    position: absolute;
    top: calc(var(--nav-h) + 1px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    padding: 12px;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--lift);
  }

  .skyline-links.is-open {
    display: flex;
  }
}

.beacon-band {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 10px;
  background: transparent;
}

.beacon-band > div {
  width: 70px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.beacon-band figure {
  margin: 0;
}

.beacon-band img {
  width: 65px;
  height: 65px;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: 0 6px 18px rgba(24, 24, 24, 0.12);
  transition: transform 180ms ease, box-shadow 180ms ease;
  background: #fff;
}

.beacon-band a {
  display: inline-block;
  text-decoration: none;
  border-radius: 15px;
}

.beacon-band img:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 10px 24px rgba(24, 24, 24, 0.18);
}

.beacon-band .caption {
  height: 15px;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 11px;
  color: #666;
  text-align: center;
  margin-top: 4px;
}

.top-beacon {
  border-bottom: 1px dashed rgba(255, 47, 122, 0.2);
  background:
    linear-gradient(90deg, rgba(255, 47, 122, 0.05), rgba(19, 207, 192, 0.06));
}

.pin-beacon {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  z-index: 90;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 10px 28px rgba(21, 24, 42, 0.08);
  padding: 8px 10px 10px;
}

.pin-beacon.is-pinned {
  display: block;
}

.pin-beacon .pin-label {
  text-align: center;
  font-size: 12px;
  color: var(--fog);
  margin-bottom: 6px;
  letter-spacing: 0.08em;
}

.pin-beacon .beacon-band {
  padding: 0;
  max-width: var(--max);
  margin: 0 auto;
}

.pin-beacon .beacon-band > div {
  width: 25%;
  max-width: 78px;
}

@media (min-width: 900px) {
  .pin-beacon .beacon-band > div {
    width: 12.5%;
  }
}

.overture {
  position: relative;
  min-height: min(88vh, 760px);
  display: flex;
  align-items: flex-end;
  padding: 48px 18px 56px;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(160deg, rgba(21, 24, 42, 0.55), rgba(201, 24, 92, 0.45)),
    url("feat-anime-home.jpg") center / cover no-repeat;
}

.overture::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.18) 0 2px, transparent 3px),
    radial-gradient(circle at 70% 60%, rgba(255, 255, 255, 0.14) 0 2px, transparent 3px),
    radial-gradient(circle at 40% 80%, rgba(19, 207, 192, 0.25) 0 1.5px, transparent 2.5px);
  background-size: 28px 28px, 36px 36px, 22px 22px;
  opacity: 0.55;
  animation: sparkle 12s linear infinite;
  pointer-events: none;
}

.overture::after {
  content: "";
  position: absolute;
  width: 140%;
  height: 42%;
  left: -20%;
  bottom: -12%;
  background: linear-gradient(90deg, transparent, rgba(19, 207, 192, 0.35), transparent);
  transform: rotate(-6deg);
  filter: blur(18px);
  animation: sweep 7s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes sparkle {
  from { background-position: 0 0, 0 0, 0 0; }
  to { background-position: 28px 36px, -36px 22px, 18px -14px; }
}

@keyframes sweep {
  from { transform: rotate(-6deg) translateX(-3%); }
  to { transform: rotate(-6deg) translateX(3%); }
}

.overture-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  width: 100%;
}

.overture .brand-signal {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 3.6rem);
  line-height: 1.15;
  margin: 0 0 14px;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  animation: rise-in 0.8s ease both;
}

.overture h1 {
  margin: 0 0 12px;
  font-size: clamp(1.2rem, 3.8vw, 1.75rem);
  font-weight: 700;
  max-width: 18em;
  animation: rise-in 0.9s ease 0.08s both;
}

.overture p {
  margin: 0;
  max-width: 32em;
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.98rem;
  animation: rise-in 1s ease 0.16s both;
}

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

.folio {
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 16px 64px;
}

.folio article > section {
  margin-bottom: 42px;
}

.folio h2 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.4vw, 1.7rem);
  line-height: 1.45;
  margin: 0 0 14px;
  color: var(--night);
}

.folio h3 {
  font-size: 1.08rem;
  margin: 22px 0 10px;
  color: var(--magenta-deep);
}

.folio p {
  margin: 0 0 14px;
  color: var(--night-soft);
  font-size: 0.98rem;
}

.mark-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--aqua-deep);
  background: rgba(19, 207, 192, 0.12);
  border: 1px solid rgba(19, 207, 192, 0.25);
}

.pure-slab {
  padding: 22px 18px;
  border-radius: var(--round);
  background: var(--frost);
  border: 1px solid var(--line);
  box-shadow: var(--lift);
}

.dual-lane {
  display: grid;
  gap: 18px;
  align-items: center;
}

.dual-lane.is-flip {
  direction: ltr;
}

@media (min-width: 860px) {
  .dual-lane {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .dual-lane.is-flip {
    grid-template-columns: 0.85fr 1.15fr;
  }

  .dual-lane.is-flip .lane-copy {
    order: 2;
  }

  .dual-lane.is-flip .lane-shot {
    order: 1;
  }
}

.lane-shot {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--lift);
  border: 3px solid #fff;
  transform: rotate(-1.5deg);
  transition: transform 0.35s ease;
}

.lane-shot:hover {
  transform: rotate(0deg) translateY(-4px);
}

.lane-shot img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top center;
}

.shard-row {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

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

.shard {
  padding: 16px 14px;
  border-radius: 18px;
  background: linear-gradient(160deg, #fff, #f7fafc);
  border: 1px solid var(--line);
  box-shadow: 0 10px 24px rgba(21, 24, 42, 0.06);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.shard:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 47, 122, 0.35);
}

.shard strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
  color: var(--night);
}

.shard p {
  margin: 0;
  font-size: 0.9rem;
}

.trio-stage {
  display: grid;
  gap: 16px;
  margin-top: 8px;
}

@media (min-width: 860px) {
  .trio-stage {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
  }

  .trio-stage .trio-copy {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }

  .trio-stage .trio-shot {
    grid-column: 2 / 3;
  }
}

.trio-shot {
  border-radius: 22px;
  overflow: hidden;
  border: 3px solid #fff;
  box-shadow: var(--lift);
}

.trio-shot img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top;
}

.step-rail {
  display: grid;
  gap: 12px;
  margin-top: 12px;
  counter-reset: step;
}

.step-rail .step {
  position: relative;
  padding: 16px 16px 16px 58px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
}

.step-rail .step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 14px;
  top: 16px;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 700;
  background: linear-gradient(135deg, var(--magenta), var(--aqua));
}

.crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  font-size: 0.88rem;
  color: var(--fog);
  margin: 18px 0 8px;
}

.crumb a {
  color: var(--night-soft);
  text-decoration: none;
}

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

.sub-hero {
  padding: 34px 18px 28px;
  background:
    linear-gradient(120deg, rgba(255, 47, 122, 0.12), rgba(19, 207, 192, 0.1)),
    #fff;
  border-bottom: 1px solid var(--line);
}

.sub-hero h1 {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2rem);
}

.sub-hero p {
  margin: 0;
  max-width: 40em;
  color: var(--night-soft);
}

.legal-wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 10px 16px 72px;
}

.legal-wrap h2 {
  margin-top: 28px;
  font-size: 1.2rem;
  color: var(--magenta-deep);
}

.legal-wrap ul {
  padding-left: 1.2em;
  color: var(--night-soft);
}

.legal-wrap li {
  margin-bottom: 8px;
}

.cross-links {
  margin-top: 28px;
  padding: 18px;
  border-radius: var(--round);
  background: linear-gradient(135deg, rgba(255, 47, 122, 0.08), rgba(19, 207, 192, 0.1));
  border: 1px solid var(--line);
}

.cross-links h2 {
  margin-top: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.cross-links ul {
  margin: 0;
  padding-left: 1.1em;
}

.site-end {
  padding: 28px 16px 40px;
  text-align: center;
  color: var(--fog);
  font-size: 0.9rem;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.6);
}

.site-end nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 16px;
  margin-bottom: 12px;
}

.site-end a {
  text-decoration: none;
  color: var(--night-soft);
}

.site-end a:hover {
  color: var(--magenta);
}

.fault-page {
  min-height: 70vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 40px 18px;
}

.fault-page h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 3.4rem);
  margin: 0 0 10px;
  background: linear-gradient(135deg, var(--magenta), var(--aqua));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.fault-page p {
  color: var(--night-soft);
  max-width: 28em;
  margin: 0 auto 18px;
}

.fault-page .back-home {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  color: #fff;
  text-decoration: none;
  background: linear-gradient(135deg, var(--magenta), var(--magenta-deep));
  box-shadow: 0 12px 26px rgba(255, 47, 122, 0.3);
}

.quote-strip {
  margin: 18px 0;
  padding: 14px 16px;
  border-left: 4px solid var(--aqua);
  background: rgba(19, 207, 192, 0.08);
  border-radius: 0 14px 14px 0;
  color: var(--night-soft);
  font-size: 0.95rem;
}

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