@font-face {
  font-family: "Smiley Sans";
  src: url("assets/fonts/SmileySans-Oblique.woff2") format("woff2");
  font-weight: 400;
  font-style: oblique;
  font-display: swap;
}
@font-face {
  font-family: "Sora";
  src: url("assets/fonts/sora-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Sora";
  src: url("assets/fonts/sora-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --night: #0A0C14;
  --night-2: #10131F;
  --night-3: #171B2C;
  --line: rgba(232, 220, 200, 0.12);
  --ink: #F4EEE4;
  --ink-2: #C9C0B2;
  --ink-3: #A89F90;
  --amber: #E6A15A;
  --amber-deep: #C47A2E;
  --amber-ink: #1A1208;
  --rose: #C98B8B;
  --focus: #E6A15A;
  --max: 1120px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --display: "Smiley Sans", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --brand: "Sora", "PingFang SC", system-ui, sans-serif;
  --body: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--night);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: rgba(230, 161, 90, 0.35);
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

a { color: var(--amber); text-underline-offset: 3px; }
a:not(.btn):hover { text-decoration-thickness: 2px; }
.nav a:hover { color: var(--ink); }
.brand:hover .brand__word { color: var(--ink); }
a.btn--outline:hover { color: var(--amber); }
a.btn--ghost:hover { color: var(--ink); }

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

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--amber);
  color: var(--amber-ink);
  padding: 0.6rem 1rem;
  z-index: 100;
}
.skip:focus { left: 1rem; top: 1rem; }

.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.display {
  font-family: var(--display);
  font-style: oblique;
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 1.15;
  margin: 0;
  color: var(--ink);
}

/* —— Top —— */
.top {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(10, 12, 20, 0.78);
  border-bottom: 1px solid var(--line);
}
.top__inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: var(--ink);
}
.brand__mark {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: transparent;
  border: 2px solid var(--amber);
  box-shadow: none;
}
.brand__word {
  font-family: var(--brand);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
}
.nav {
  display: none;
  gap: 1.5rem;
  margin-left: 0.5rem;
}
.nav a {
  color: var(--ink-2);
  text-decoration: none;
  font-size: 0.92rem;
}
.nav a:hover { color: var(--ink); }
.top__cta {
  margin-left: auto;
  display: none;
  gap: 0.5rem;
}
.menu {
  margin-left: auto;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: transparent;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--ink);
}
.menu span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: currentColor;
}
.drawer {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1rem 1.25rem 1.5rem;
  background: var(--night-2);
  border-bottom: 1px solid var(--line);
}
.drawer[hidden] { display: none !important; }
.drawer a:not(.btn) {
  color: var(--ink);
  text-decoration: none;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 860px) {
  .nav, .top__cta { display: flex; }
  .menu, .drawer { display: none !important; }
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 999px;
  font-family: var(--body);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--sm { padding: 0.45rem 0.95rem; font-size: 0.82rem; }
.btn--lg { padding: 0.95rem 1.35rem; font-size: 1rem; min-width: 11.5rem; }
.btn--amber,
.btn--amber:link,
.btn--amber:visited,
.btn--amber:hover,
.btn--amber:focus,
.btn--amber:active,
a.btn--amber,
a.btn--amber:link,
a.btn--amber:visited,
a.btn--amber:hover,
a.btn--amber:focus,
a.btn--amber:active {
  background: #F4EEE4;
  color: #0A0C14 !important;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}
.btn--amber svg,
a.btn--amber svg {
  fill: #0A0C14 !important;
  color: #0A0C14 !important;
}
a.btn--amber:hover,
.btn--amber:hover {
  background: #FFFFFF;
}

.btn--outline {
  background: transparent;
  color: var(--ink);
  border-color: rgba(244, 238, 228, 0.28);
}
.btn--outline:hover {
  border-color: var(--amber);
  color: var(--amber);
}
.btn--ghost {
  background: rgba(244, 238, 228, 0.06);
  color: var(--ink);
  border-color: var(--line);
}
.btn--ghost:hover { background: rgba(244, 238, 228, 0.1); color: var(--ink); }

/* —— Hero —— */
.hero {
  position: relative;
  overflow: clip;
  padding: 2.75rem 0 3.5rem;
  background:
    radial-gradient(ellipse 70% 50% at 80% 0%, rgba(230, 161, 90, 0.14), transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(201, 139, 139, 0.08), transparent 50%),
    var(--night);
}
.hero__glow {
  position: absolute;
  inset: auto -10% -20% 40%;
  height: 50%;
  background: radial-gradient(ellipse at center, rgba(230, 161, 90, 0.08), transparent 70%);
  pointer-events: none;
}
.hero__grid {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
.hero__title {
  font-family: var(--display);
  font-style: oblique;
  font-weight: 400;
  font-size: clamp(3.4rem, 10vw, 6rem);
  line-height: 1.02;
  letter-spacing: 0.04em;
  margin: 0 0 1.1rem;
  color: var(--ink);
  max-width: 8ch;
}
.hero__lead {
  margin: 0 0 1.75rem;
  max-width: 36rem;
  color: var(--ink-2);
  font-size: 1.05rem;
  line-height: 1.85;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.hero__note {
  margin: 1.1rem 0 0;
  color: var(--ink-3);
  font-size: 0.88rem;
}
.hero__art {
  justify-self: center;
  width: min(100%, 380px);
}
.city {
  width: 100%;
  height: auto;
  border-radius: 28px;
  border: 1px solid var(--line);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
}

@media (min-width: 900px) {
  .hero { padding: 4rem 0 5rem; }
  .hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 3rem;
  }
  .hero__art { width: 100%; max-width: 420px; justify-self: end; }
}

/* —— About —— */
.about {
  padding: 5rem 0 4rem;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--night-2), var(--night));
}
.about__head {
  max-width: 40rem;
  margin-bottom: 2rem;
}
.about__head .display {
  font-size: clamp(2rem, 4.5vw, 3rem);
  margin-bottom: 0.85rem;
}
.about__dek {
  margin: 0;
  color: var(--ink-2);
  font-size: 1.08rem;
}
.quote {
  margin: 0 0 2rem;
  padding: 1.25rem 0 1.25rem 1.25rem;
  border-left: 2px solid var(--amber);
  max-width: 34rem;
}
.quote p {
  margin: 0;
  font-family: var(--display);
  font-style: oblique;
  font-size: clamp(1.25rem, 2.4vw, 1.6rem);
  line-height: 1.55;
  color: var(--ink);
}
.about__body {
  max-width: 40rem;
  color: var(--ink-2);
}
.about__body p { margin: 0 0 1rem; }
.about__body strong { color: var(--ink); font-weight: 650; }
.about__close {
  margin-top: 1.5rem !important;
  color: var(--ink) !important;
  font-weight: 600;
}

/* —— Features —— */
.features {
  padding: 4.5rem 0 5rem;
  border-top: 1px solid var(--line);
}
.features .display {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 1.25rem;
}
.can {
  list-style: none;
  margin: 0 0 3rem;
  padding: 0;
  display: grid;
  gap: 0.65rem;
  max-width: 32rem;
}
.can li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--ink-2);
}
.can li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--amber);
}

.feat {
  display: grid;
  gap: 1rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
}
.feat:last-of-type { border-bottom: 1px solid var(--line); }
.feat__meta h3 {
  margin: 0 0 0.35rem;
  font-family: var(--display);
  font-style: oblique;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 400;
  letter-spacing: 0.02em;
}
.feat__tag {
  margin: 0;
  color: var(--amber);
  font-size: 0.92rem;
  font-weight: 600;
}
.feat > p {
  margin: 0;
  color: var(--ink-2);
  max-width: 36rem;
  line-height: 1.85;
}

@media (min-width: 860px) {
  .feat {
    grid-template-columns: 1fr 1.35fr;
    align-items: end;
    gap: 2.5rem;
    padding: 2.4rem 0;
  }
  .feat--explore {
    grid-template-columns: 1.35fr 1fr;
  }
  .feat--explore .feat__meta { text-align: right; justify-self: end; }
  .feat--match { padding-left: 0; }
  .feat--plaza { padding-left: clamp(0rem, 8vw, 6rem); }
  .feat--plaza > p { max-width: 32rem; }
}

.features__foot {
  margin: 2.75rem 0 0;
  max-width: 40rem;
  color: var(--ink-2);
  font-size: 1.02rem;
  line-height: 1.85;
}

/* —— Download band —— */
.download-band {
  padding: 3.5rem 0;
  background:
    linear-gradient(135deg, rgba(230, 161, 90, 0.16), rgba(201, 139, 139, 0.08)),
    var(--night-3);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.download-band__inner {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}
.download-band .display {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  margin-bottom: 0.5rem;
}
.download-band p {
  margin: 0;
  color: var(--ink-2);
  max-width: 34rem;
}
.download-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
@media (min-width: 860px) {
  .download-band__inner {
    grid-template-columns: 1.2fr auto;
  }
}

/* —— Recharge —— */
.recharge {
  padding: 3rem 0;
}
.recharge__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--night-2);
}
.recharge .display {
  font-size: 1.55rem;
  margin-bottom: 0.35rem;
}
.recharge p {
  margin: 0;
  color: var(--ink-2);
  max-width: 36rem;
}

/* —— Contact —— */
.contact {
  padding: 4rem 0 3rem;
  border-top: 1px solid var(--line);
}
.contact .display {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  margin-bottom: 1.5rem;
}
.contact__grid {
  display: grid;
  gap: 2rem;
}
.contact__dl {
  margin: 0;
  display: grid;
  gap: 1.1rem;
}
.contact__dl dt {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  margin-bottom: 0.2rem;
}
.contact__dl dd {
  margin: 0;
  color: var(--ink);
}
.contact__dl a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--amber); }
.contact__dl a:hover { color: var(--amber); }
.contact__qrs {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.contact__qrs figure {
  margin: 0;
  text-align: center;
}
.contact__qrs img {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
}
.contact__qrs figcaption {
  margin-top: 0.55rem;
  font-size: 0.85rem;
  color: var(--ink-3);
}
.contact__map {
  margin: 0;
  grid-column: 1 / -1;
}
.contact__map img {
  width: 100%;
  max-height: 280px;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid var(--line);
}
@media (min-width: 860px) {
  .contact__grid {
    grid-template-columns: 1.2fr auto;
    align-items: start;
  }
}

/* —— Footer —— */
.foot {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2.25rem;
  color: var(--ink-3);
  font-size: 0.85rem;
}
.foot__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}
.foot p { margin: 0; }
.foot a { color: var(--ink-3); }
.foot a:hover { color: var(--amber); }

/* scrollbar */
html {
  scrollbar-color: #3A3340 var(--night);
}
body::-webkit-scrollbar { width: 10px; }
body::-webkit-scrollbar-track { background: var(--night); }
body::-webkit-scrollbar-thumb {
  background: #3A3340;
  border-radius: 999px;
  border: 2px solid var(--night);
}