:root {
  --ink: #21183f;
  --ink-deep: #171126;
  --paper: #f7f7f2;
  --white: #ffffff;
  --text: #1b1727;
  --muted: #625e6d;
  --yellow: #ffd33d;
  --lime: #75df70;
  --coral: #ff6b52;
  --cyan: #47c8df;
  --line: rgba(33, 24, 63, 0.16);
  --header-height: 68px;
  --page-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--text);
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

body:has(dialog[open]) {
  overflow: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 12px;
  z-index: 200;
  padding: 10px 14px;
  border-radius: 4px;
  background: var(--white);
  color: var(--ink);
  font-weight: 800;
  transform: translateY(-140%);
}

.skip-link:focus {
  transform: translateY(0);
}

.page-width {
  width: min(100%, var(--page-width));
  margin-inline: auto;
  padding-inline: 24px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: var(--header-height);
  padding-inline: max(24px, calc((100vw - var(--page-width)) / 2 + 24px));
  border-bottom: 1px solid rgba(33, 24, 63, 0.12);
  background: rgba(247, 247, 242, 0.96);
  color: var(--ink);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  gap: 10px;
  font-size: 18px;
  font-weight: 900;
  white-space: nowrap;
}

.brand img {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border-radius: 8px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  min-width: 0;
  font-size: 14px;
  font-weight: 750;
  white-space: nowrap;
}

.site-nav a:not(.studio-link) {
  padding-block: 8px;
  border-bottom: 2px solid transparent;
}

.site-nav a:not(.studio-link):hover {
  border-color: var(--coral);
}

.studio-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding-inline: 14px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--white);
}

.hero {
  position: relative;
  height: calc(100svh - 112px);
  min-height: 620px;
  max-height: 820px;
  overflow: hidden;
  background: var(--ink-deep);
  color: var(--white);
}

.hero-media,
.hero-media img,
.hero-scrim {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-media img {
  object-fit: cover;
  object-position: center;
}

.hero-scrim {
  background: rgba(15, 10, 29, 0.58);
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  height: 100%;
  padding-bottom: 64px;
}

.hero-lockup {
  width: min(680px, 100%);
}

.hero-icon {
  width: 88px;
  height: 88px;
  margin-bottom: 22px;
  border: 3px solid var(--yellow);
  border-radius: 18px;
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.35);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--coral);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.4;
  letter-spacing: 0;
}

.hero-eyebrow {
  color: var(--yellow);
}

.hero h1 {
  margin: 0;
  font-size: 78px;
  font-weight: 950;
  line-height: 1;
  letter-spacing: 0;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.42);
}

.hero-tagline {
  max-width: 640px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border: 2px solid transparent;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 850;
  line-height: 1.2;
  transition: transform 160ms ease, background-color 160ms ease, color 160ms ease;
}

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

.button-primary {
  background: var(--yellow);
  color: var(--ink);
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.76);
  background: rgba(23, 17, 38, 0.42);
  color: var(--white);
}

.button-secondary:hover {
  background: var(--white);
  color: var(--ink);
}

.release-status {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
  font-weight: 700;
}

.release-status span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(117, 223, 112, 0.2);
}

.hero-next {
  position: absolute;
  right: max(24px, calc((100vw - var(--page-width)) / 2 + 24px));
  bottom: 22px;
  z-index: 3;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 50%;
  color: var(--white);
  font-size: 20px;
}

.feature-band {
  padding-block: 96px;
  background: var(--ink);
  color: var(--white);
}

.section-heading {
  max-width: 720px;
}

.section-heading h2,
.story-copy h2,
.build-copy h2,
.closing-layout h2 {
  margin: 0;
  font-size: 46px;
  font-weight: 950;
  line-height: 1.16;
  letter-spacing: 0;
}

.section-heading > p:last-child,
.story-copy > p:not(.eyebrow),
.build-copy > p:not(.eyebrow),
.closing-layout p:not(.eyebrow) {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.section-heading-light > p:last-child {
  color: rgba(255, 255, 255, 0.7);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 54px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-grid article {
  min-width: 0;
  padding: 30px 24px 34px;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.feature-grid article:first-child {
  padding-left: 0;
}

.feature-grid article:last-child {
  padding-right: 0;
  border-right: 0;
}

.feature-index {
  display: block;
  color: var(--yellow);
  font-size: 13px;
  font-weight: 900;
}

.feature-grid h3 {
  margin: 24px 0 0;
  font-size: 23px;
  line-height: 1.2;
}

.feature-grid p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 15px;
  line-height: 1.75;
}

.story-section {
  padding-block: 110px;
  scroll-margin-top: var(--header-height);
}

.story-battle {
  background: var(--paper);
}

.story-collection {
  background: #eaf7e8;
}

.story-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 430px);
  align-items: center;
  gap: 86px;
}

.story-layout-reverse {
  grid-template-columns: minmax(340px, 430px) minmax(0, 1fr);
}

.story-copy {
  min-width: 0;
}

.role-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 26px;
  margin: 34px 0 0;
  padding: 26px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.role-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 800;
}

.role-dot {
  width: 12px;
  height: 12px;
  flex: 0 0 12px;
  border-radius: 3px;
}

.role-fire {
  background: var(--coral);
}

.role-ice {
  background: var(--cyan);
}

.role-nature {
  background: var(--lime);
}

.role-lightning {
  background: var(--yellow);
}

.phone-shot {
  position: relative;
  width: 100%;
  max-width: 430px;
  margin: 0;
  overflow: hidden;
  border: 5px solid var(--yellow);
  border-radius: 8px;
  background: var(--ink);
  box-shadow: 22px 24px 0 var(--ink), 0 30px 70px rgba(33, 24, 63, 0.2);
}

.phone-shot-coral {
  border-color: var(--coral);
  box-shadow: -22px 24px 0 var(--ink), 0 30px 70px rgba(33, 24, 63, 0.2);
}

.phone-shot img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

.phone-shot figcaption {
  position: absolute;
  right: 12px;
  bottom: 12px;
  left: 12px;
  padding: 10px 12px;
  border-radius: 4px;
  background: rgba(23, 17, 38, 0.82);
  color: var(--white);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.number-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 38px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.number-row div {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 22px 18px;
  border-right: 1px solid var(--line);
}

.number-row div:first-child {
  padding-left: 0;
}

.number-row div:last-child {
  border-right: 0;
}

.number-row strong {
  color: var(--ink);
  font-size: 34px;
  line-height: 1;
}

.number-row span {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.build-section {
  padding-block: 110px;
  overflow: hidden;
  background: var(--ink-deep);
  color: var(--white);
}

.build-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(460px, 1.2fr);
  align-items: center;
  gap: 80px;
}

.build-copy > p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.68);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 30px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--yellow);
  color: var(--white);
  font-weight: 850;
}

.build-images {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  min-width: 0;
}

.build-images img {
  width: 100%;
  aspect-ratio: 9 / 16;
  border: 4px solid var(--white);
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.32);
}

.build-images img:last-child {
  transform: translateY(36px);
}

.gallery-section {
  padding-block: 110px;
  overflow: hidden;
  background: var(--paper);
  scroll-margin-top: var(--header-height);
}

.gallery-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
}

.gallery-controls {
  display: flex;
  gap: 10px;
  flex: 0 0 auto;
}

.gallery-controls button,
.lightbox button {
  display: grid;
  place-items: center;
  border: 0;
  cursor: pointer;
}

.gallery-controls button {
  width: 46px;
  height: 46px;
  border-radius: 6px;
  background: var(--ink);
  color: var(--white);
  font-size: 20px;
}

.gallery-controls button:hover {
  background: var(--coral);
}

.gallery-controls button:disabled {
  cursor: default;
  opacity: 0.38;
}

.gallery-controls button:disabled:hover {
  background: var(--ink);
}

.gallery-viewport {
  margin-top: 48px;
}

.gallery-track {
  display: grid;
  grid-auto-columns: 280px;
  grid-auto-flow: column;
  gap: 18px;
  overflow-x: auto;
  padding: 4px max(24px, calc((100vw - var(--page-width)) / 2 + 24px)) 24px;
  scroll-padding-inline: max(24px, calc((100vw - var(--page-width)) / 2 + 24px));
  scroll-snap-type: x mandatory;
  scrollbar-color: var(--coral) rgba(33, 24, 63, 0.12);
  scrollbar-width: thin;
}

.gallery-shot {
  min-width: 0;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 8px;
  background: var(--ink);
  color: var(--white);
  cursor: zoom-in;
  scroll-snap-align: start;
  text-align: left;
  box-shadow: 0 18px 36px rgba(33, 24, 63, 0.16);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.gallery-shot:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 44px rgba(33, 24, 63, 0.24);
}

.gallery-shot img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

.gallery-shot > span {
  display: flex;
  align-items: center;
  min-height: 58px;
  gap: 10px;
  padding: 12px 14px;
  font-size: 13px;
  font-weight: 750;
}

.gallery-shot b {
  color: var(--yellow);
  font-size: 12px;
}

.closing-section {
  padding-block: 72px;
  background: var(--yellow);
  color: var(--ink);
}

.closing-layout {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) auto;
  align-items: center;
  gap: 36px;
}

.closing-layout > img {
  width: 120px;
  height: 120px;
  border: 4px solid var(--ink);
  border-radius: 22px;
}

.closing-layout .eyebrow {
  color: #b43426;
}

.closing-layout h2 {
  font-size: 38px;
}

.closing-layout p:not(.eyebrow) {
  margin-top: 10px;
  color: rgba(33, 24, 63, 0.74);
  font-size: 16px;
}

.button-dark {
  background: var(--ink);
  color: var(--white);
}

.site-footer {
  padding-block: 28px;
  background: var(--ink-deep);
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
}

.site-footer .page-width {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-footer p {
  margin: 0;
}

.site-footer nav {
  display: flex;
  gap: 20px;
}

.site-footer a:hover {
  color: var(--yellow);
}

.lightbox {
  width: min(1000px, calc(100vw - 32px));
  max-width: none;
  height: min(900px, calc(100svh - 32px));
  max-height: none;
  margin: auto;
  padding: 18px 72px 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: var(--ink-deep);
  color: var(--white);
}

.lightbox::backdrop {
  background: rgba(8, 5, 16, 0.88);
}

.lightbox[open] {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  place-items: center;
}

.lightbox figure {
  display: grid;
  height: 100%;
  min-height: 0;
  margin: 0;
  grid-template-rows: minmax(0, 1fr) auto;
  place-items: center;
}

.lightbox figure img {
  width: auto;
  max-width: 100%;
  height: 100%;
  min-height: 0;
  border-radius: 6px;
  object-fit: contain;
}

.lightbox figcaption {
  padding-top: 12px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  font-weight: 700;
  text-align: center;
}

.lightbox-close,
.lightbox-nav {
  position: absolute;
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  font-size: 22px;
}

.lightbox-close {
  top: 14px;
  right: 14px;
}

.lightbox-nav {
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-prev {
  left: 14px;
}

.lightbox-next {
  right: 14px;
}

.lightbox-close:hover,
.lightbox-nav:hover {
  background: var(--coral);
}

@media (max-width: 960px) {
  .hero h1 {
    font-size: 64px;
  }

  .section-heading h2,
  .story-copy h2,
  .build-copy h2 {
    font-size: 40px;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid article:nth-child(2) {
    border-right: 0;
  }

  .feature-grid article:nth-child(-n + 2) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .feature-grid article:nth-child(3) {
    padding-left: 0;
  }

  .story-layout,
  .story-layout-reverse {
    grid-template-columns: minmax(0, 1fr) minmax(310px, 370px);
    gap: 54px;
  }

  .build-layout {
    grid-template-columns: minmax(0, 0.8fr) minmax(380px, 1.2fr);
    gap: 48px;
  }

  .closing-layout {
    grid-template-columns: 96px minmax(0, 1fr);
  }

  .closing-layout > img {
    width: 96px;
    height: 96px;
  }

  .closing-layout .button {
    grid-column: 2;
    justify-self: start;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 60px;
  }

  .page-width {
    padding-inline: 18px;
  }

  .site-header {
    padding-inline: 16px;
  }

  .brand {
    gap: 8px;
    font-size: 16px;
  }

  .brand img {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
  }

  .site-nav {
    gap: 10px;
    font-size: 13px;
  }

  .nav-secondary {
    display: none;
  }

  .studio-link {
    min-height: 36px;
    padding-inline: 10px;
  }

  .hero {
    height: calc(100svh - 92px);
    min-height: 620px;
    max-height: 760px;
  }

  .hero-media img {
    object-position: center top;
  }

  .hero-scrim {
    background: rgba(15, 10, 29, 0.64);
  }

  .hero-content {
    align-items: flex-end;
    padding-bottom: 46px;
  }

  .hero-icon {
    width: 72px;
    height: 72px;
    margin-bottom: 16px;
    border-radius: 14px;
  }

  .hero h1 {
    font-size: 52px;
  }

  .hero-tagline {
    margin-top: 16px;
    font-size: 17px;
    line-height: 1.65;
  }

  .hero-actions {
    gap: 10px;
    margin-top: 22px;
  }

  .button {
    min-height: 46px;
    padding: 11px 16px;
    font-size: 14px;
  }

  .release-status {
    margin-top: 16px;
  }

  .hero-next {
    right: 18px;
    bottom: 16px;
    width: 40px;
    height: 40px;
  }

  .feature-band,
  .story-section,
  .build-section,
  .gallery-section {
    padding-block: 76px;
  }

  .section-heading h2,
  .story-copy h2,
  .build-copy h2 {
    font-size: 34px;
  }

  .section-heading > p:last-child,
  .story-copy > p:not(.eyebrow),
  .build-copy > p:not(.eyebrow) {
    margin-top: 16px;
    font-size: 16px;
  }

  .feature-grid {
    margin-top: 38px;
  }

  .story-layout,
  .story-layout-reverse,
  .build-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 44px;
  }

  .story-layout-reverse .story-copy {
    grid-row: 1;
  }

  .story-layout-reverse .phone-shot {
    grid-row: 2;
  }

  .phone-shot {
    width: min(88vw, 420px);
    justify-self: center;
    box-shadow: 14px 16px 0 var(--ink), 0 24px 54px rgba(33, 24, 63, 0.18);
  }

  .phone-shot-coral {
    box-shadow: -14px 16px 0 var(--ink), 0 24px 54px rgba(33, 24, 63, 0.18);
  }

  .build-images {
    width: min(100%, 600px);
    justify-self: center;
    gap: 12px;
  }

  .build-images img:last-child {
    transform: translateY(22px);
  }

  .gallery-header {
    align-items: flex-end;
  }

  .gallery-controls button {
    width: 42px;
    height: 42px;
  }

  .gallery-track {
    grid-auto-columns: min(78vw, 300px);
    padding-inline: 18px;
    scroll-padding-inline: 18px;
  }

  .closing-section {
    padding-block: 62px;
  }

  .closing-layout {
    grid-template-columns: 82px minmax(0, 1fr);
    gap: 22px;
  }

  .closing-layout > img {
    width: 82px;
    height: 82px;
    border-radius: 16px;
  }

  .closing-layout h2 {
    font-size: 30px;
  }

  .closing-layout .button {
    grid-column: 1 / -1;
  }

  .site-footer .page-width {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .lightbox {
    width: calc(100vw - 16px);
    height: calc(100svh - 16px);
    padding: 54px 12px 16px;
  }

  .lightbox-nav {
    top: auto;
    bottom: 14px;
    transform: none;
  }

  .lightbox-prev {
    left: 14px;
  }

  .lightbox-next {
    right: 14px;
  }

  .lightbox figcaption {
    min-height: 52px;
    padding-inline: 54px;
  }
}

@media (max-width: 460px) {
  .hero {
    min-height: 600px;
  }

  .hero h1 {
    font-size: 46px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .feature-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .feature-grid article,
  .feature-grid article:first-child,
  .feature-grid article:nth-child(3),
  .feature-grid article:last-child {
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .feature-grid article:last-child {
    border-bottom: 0;
  }

  .feature-grid h3 {
    margin-top: 14px;
  }

  .role-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .number-row div {
    padding-inline: 10px;
  }

  .number-row strong {
    font-size: 28px;
  }

  .gallery-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .gallery-controls {
    align-self: flex-end;
  }

  .closing-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .closing-layout > img {
    width: 88px;
    height: 88px;
  }

  .closing-layout .button {
    grid-column: 1;
    width: 100%;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}