:root {
  --ink: #150c13;
  --ink-soft: #5f5258;
  --paper: #fff9f2;
  --paper-strong: #ffffff;
  --line: rgba(50, 24, 35, 0.13);
  --night: #130a18;
  --night-soft: #261426;
  --coral: #ff6037;
  --rose: #ed174f;
  --amber: #ffb13b;
  --mint: #2ebd8f;
  --shadow: 0 28px 90px rgba(63, 20, 34, 0.16);
  --radius-xl: 40px;
  --radius-lg: 28px;
  --radius-md: 20px;
  --page: min(1180px, calc(100vw - 40px));
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 2%, rgba(255, 177, 59, 0.16), transparent 23rem),
    radial-gradient(circle at 96% 8%, rgba(237, 23, 79, 0.10), transparent 27rem),
    var(--paper);
  font-family: "Avenir Next", "Trebuchet MS", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.28;
  background-image: radial-gradient(rgba(64, 31, 40, 0.18) 0.7px, transparent 0.7px);
  background-size: 18px 18px;
}

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

a {
  color: inherit;
}

button,
select {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 10px;
  color: #fff;
  background: var(--night);
  transform: translateY(-160%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(50, 24, 35, 0.08);
  background: rgba(255, 249, 242, 0.91);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: var(--page);
  min-height: 78px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-link img {
  width: 150px;
  height: auto;
}

.nav-actions,
.nav-links {
  display: flex;
  align-items: center;
}

.nav-actions {
  gap: 16px;
}

.nav-links {
  gap: 22px;
}

.nav-link {
  position: relative;
  color: #45363d;
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.nav-link::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 3px;
  border-radius: 999px;
  content: "";
  background: linear-gradient(90deg, var(--coral), var(--rose));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
}

.language-select {
  min-height: 42px;
  padding: 0 36px 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  background: #fff;
  font-size: 0.86rem;
  font-weight: 800;
  cursor: pointer;
}

.button {
  min-height: 50px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 900;
  line-height: 1;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

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

.button-primary {
  color: #fff;
  background: linear-gradient(110deg, var(--coral), var(--rose));
  box-shadow: 0 14px 30px rgba(237, 23, 79, 0.24);
}

.button-primary:hover {
  box-shadow: 0 18px 40px rgba(237, 23, 79, 0.34);
}

.button-dark {
  color: #fff;
  background: var(--night);
}

.button-light {
  color: var(--night);
  background: #fff;
  box-shadow: 0 14px 40px rgba(15, 7, 18, 0.22);
}

.button-outline {
  border: 1px solid rgba(255, 255, 255, 0.32);
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.button-small {
  min-height: 42px;
  padding: 0 17px;
  font-size: 0.88rem;
}

.button-arrow {
  font-size: 1.15em;
}

.page-shell {
  width: var(--page);
  margin: 0 auto;
}

.hero {
  position: relative;
  min-height: 610px;
  margin-top: 24px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  color: #fff;
  background:
    linear-gradient(118deg, rgba(255, 105, 45, 0.98) 0%, rgba(240, 31, 79, 0.96) 47%, rgba(28, 12, 36, 0.98) 47.2%, rgba(17, 8, 25, 1) 100%);
  box-shadow: var(--shadow);
}

.hero::before,
.hero::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  content: "";
}

.hero::before {
  top: -310px;
  left: 20%;
  width: 720px;
  height: 720px;
}

.hero::after {
  right: -160px;
  bottom: -300px;
  width: 540px;
  height: 540px;
}

.hero-grid {
  position: relative;
  z-index: 2;
  min-height: 610px;
  padding: 56px 62px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  align-items: center;
  gap: 42px;
}

.hero-copy {
  align-self: center;
}

.eyebrow {
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--rose);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  line-height: 1.35;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 32px;
  height: 3px;
  border-radius: 99px;
  content: "";
  background: currentColor;
}

.hero .eyebrow {
  color: #fff;
}

.hero h1,
.legal-hero h1,
.section-heading h2,
.final-cta h2 {
  margin: 0;
  font-family: "Avenir Next Condensed", "Futura", "Trebuchet MS", sans-serif;
  font-weight: 950;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.hero h1 {
  max-width: 650px;
  font-size: clamp(3.25rem, 5vw, 5.1rem);
}

.hero h1 span {
  display: block;
  color: #fff1cf;
}

.hero-lede {
  max-width: 650px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.06rem, 1.6vw, 1.28rem);
  line-height: 1.75;
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-note {
  margin: 24px 0 0;
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.86rem;
  font-weight: 700;
}

.hero-note::before {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  content: "";
  background: #72efbf;
  box-shadow: 0 0 0 5px rgba(114, 239, 191, 0.14);
}

.poster-stage {
  position: relative;
  min-height: 470px;
  display: grid;
  place-items: center;
}

.poster-stage::before,
.poster-stage::after {
  position: absolute;
  width: min(350px, 72%);
  aspect-ratio: 3 / 4;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 30px;
  content: "";
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.015));
}

.poster-stage::before {
  transform: translate(-36px, 3px) rotate(-7deg);
}

.poster-stage::after {
  transform: translate(34px, 4px) rotate(8deg);
}

.poster-glow {
  position: absolute;
  top: 12%;
  right: 4%;
  width: 76%;
  height: 76%;
  border-radius: 50%;
  background: rgba(255, 87, 77, 0.38);
  filter: blur(55px);
}

.poster-card {
  position: relative;
  z-index: 3;
  width: min(292px, 82%);
  overflow: hidden;
  border: 8px solid rgba(255, 255, 255, 0.13);
  border-radius: 30px;
  background: #2b151e;
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.48);
  transform: rotate(1.8deg);
}

.poster-card > img:not(.poster-brand) {
  width: 100%;
  height: 350px;
  object-fit: cover;
  object-position: center 24%;
}

.poster-card .poster-brand {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 4;
  width: 58px;
  height: 58px;
  padding: 9px;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 30px rgba(28, 8, 18, 0.26);
  backdrop-filter: blur(12px);
}

.poster-caption {
  padding: 17px 18px 19px;
  color: #fff;
  background: linear-gradient(130deg, #3a1925, #1b0e18);
}

.poster-kicker {
  display: block;
  color: #ffb458;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.poster-caption strong {
  margin-top: 4px;
  display: block;
  font-family: "Avenir Next Condensed", "Futura", sans-serif;
  font-size: 1.24rem;
  line-height: 1.2;
}

.poster-meta {
  margin-top: 8px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.poster-meta span,
.genre-chip {
  padding: 5px 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.7rem;
  font-weight: 800;
}

html[lang="zh-CN"] .hero h1 {
  max-width: 660px;
  font-size: clamp(3.2rem, 4.35vw, 4.55rem);
  letter-spacing: -0.06em;
  line-height: 1.04;
}

html[lang="zh-CN"] .hero h1 span {
  white-space: nowrap;
}

.trust-strip {
  margin: 22px 0 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.trust-item {
  position: relative;
  min-height: 194px;
  padding: 27px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 16px 42px rgba(75, 34, 47, 0.06);
}

.trust-item::after {
  position: absolute;
  top: 0;
  right: 0;
  width: 92px;
  height: 92px;
  border-radius: 0 0 0 92px;
  content: "";
  background: linear-gradient(135deg, rgba(255, 96, 55, 0.11), rgba(237, 23, 79, 0.03));
}

.trust-item .trust-icon {
  position: relative;
  z-index: 2;
  width: 54px;
  height: 54px;
  margin-bottom: 21px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--coral), var(--rose));
  box-shadow: 0 12px 24px rgba(237, 23, 79, 0.22);
}

.trust-icon img {
  width: 27px;
  height: 27px;
  filter: brightness(0) invert(1);
}

.trust-item h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.3;
}

.trust-item p {
  margin: 9px 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.62;
}

.section {
  padding: 88px 0 0;
}

.section-heading {
  max-width: 920px;
}

.section-heading h2 {
  font-size: clamp(2.6rem, 4.25vw, 4.1rem);
  line-height: 1.04;
}

.section-heading p:not(.eyebrow) {
  max-width: 760px;
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
  line-height: 1.75;
}

html[lang="zh-CN"] .section-heading {
  max-width: 1040px;
}

html[lang="zh-CN"] .section-heading h2 {
  font-size: clamp(2.8rem, 4.1vw, 4rem);
  letter-spacing: -0.045em;
  line-height: 1.08;
}

@media (min-width: 821px) {
  html[lang="zh-CN"] .section-heading h2 {
    white-space: nowrap;
  }
}

.showcase {
  position: relative;
  margin-top: 44px;
  padding: 56px 48px 50px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  color: #fff;
  background:
    radial-gradient(circle at 88% 15%, rgba(255, 99, 59, 0.28), transparent 23rem),
    linear-gradient(145deg, #170b19, #2e1123 62%, #140b19);
  box-shadow: var(--shadow);
}

.showcase::before {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.19;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 72px 72px;
}

.phone-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: end;
  gap: clamp(30px, 4vw, 58px);
  max-width: 960px;
  margin: 0 auto;
}

.experience-card:nth-child(2) {
  transform: translateY(-18px);
}

.phone-frame {
  position: relative;
  width: min(100%, 228px);
  margin: 0 auto;
  padding: 9px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 39px;
  background: linear-gradient(160deg, #6e3950, #28162f 48%, #0a0716);
  box-shadow: 0 26px 62px rgba(0, 0, 0, 0.42);
}

.phone-frame::before {
  position: absolute;
  top: 10px;
  left: 50%;
  z-index: 3;
  width: 34%;
  height: 18px;
  border-radius: 0 0 14px 14px;
  content: "";
  background: #090612;
  transform: translateX(-50%);
}

.phone-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 20;
  border-radius: 31px;
  object-fit: cover;
  object-position: center;
}

.experience-copy {
  width: min(100%, 228px);
  margin: 24px auto 0;
}

.experience-index {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #ff9d59;
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.experience-index::before {
  width: 18px;
  height: 2px;
  border-radius: 99px;
  content: "";
  background: currentColor;
}

.experience-copy h3 {
  margin: 8px 0 0;
  font-family: "Avenir Next Condensed", "Futura", sans-serif;
  font-size: 1.38rem;
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.experience-copy p {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.82rem;
  line-height: 1.58;
}

.final-cta {
  position: relative;
  margin: 108px 0;
  min-height: 430px;
  padding: 62px 72px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(300px, 0.82fr);
  align-items: center;
  gap: 54px;
  color: #fff;
  background:
    radial-gradient(circle at 84% 18%, rgba(255, 101, 49, 0.3), transparent 24rem),
    linear-gradient(135deg, #160a18, #321021 58%, #1a0a18);
  box-shadow: var(--shadow);
}

.final-cta::after {
  position: absolute;
  top: -170px;
  right: -80px;
  width: 430px;
  height: 430px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 80px rgba(255, 255, 255, 0.04), 0 0 0 160px rgba(255, 255, 255, 0.025);
}

.final-cta > * {
  position: relative;
  z-index: 2;
}

.final-cta-copy {
  max-width: 670px;
}

.final-cta .eyebrow {
  color: #fff;
}

.final-cta h2 {
  max-width: 670px;
  font-size: clamp(2.75rem, 4.7vw, 4.7rem);
  line-height: 1.02;
}

.final-cta p:not(.eyebrow) {
  max-width: 620px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.08rem;
}

.final-cta .button {
  margin-top: 30px;
}

.final-cta-brand {
  width: min(100%, 330px);
  min-height: 300px;
  padding: 40px 34px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  background:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    rgba(255, 255, 255, 0.055);
  background-size: 34px 34px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 28px 70px rgba(0, 0, 0, 0.26);
}

.final-cta-mark-wrap {
  width: 104px;
  height: 104px;
  padding: 18px;
  border-radius: 30px;
  display: grid;
  place-items: center;
  background: #fff;
  box-shadow: 0 20px 50px rgba(5, 2, 8, 0.34);
}

.final-cta-mark {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.final-cta-wordmark {
  width: 178px;
  height: auto;
  margin-top: 25px;
  padding: 8px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.94);
}

.final-cta-label {
  margin-top: 15px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-align: center;
  text-transform: uppercase;
}

html[lang="zh-CN"] .final-cta h2 {
  font-size: clamp(3rem, 4.2vw, 4.2rem);
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.legal-hero {
  position: relative;
  margin-top: 24px;
  padding: 72px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  color: #fff;
  background:
    radial-gradient(circle at 92% 20%, rgba(255, 105, 55, 0.34), transparent 25rem),
    linear-gradient(135deg, #150b18, #321423);
  box-shadow: var(--shadow);
}

.legal-hero::after {
  position: absolute;
  top: -260px;
  right: -120px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 80px rgba(255, 255, 255, 0.025);
}

.legal-hero .eyebrow,
.legal-hero h1,
.legal-hero > p,
.legal-meta {
  position: relative;
  z-index: 2;
}

.legal-hero .eyebrow {
  color: #ff9c5b;
}

.legal-hero h1 {
  max-width: 850px;
  font-size: clamp(3.2rem, 6.5vw, 6.4rem);
}

.legal-hero > p:not(.eyebrow) {
  max-width: 740px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.08rem;
}

.legal-meta {
  margin-top: 28px;
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
}

.legal-meta span {
  padding: 7px 12px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.06);
  font-size: 0.75rem;
  font-weight: 800;
}

.legal-layout {
  padding: 54px 0 104px;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  align-items: start;
  gap: 46px;
}

.legal-toc {
  position: sticky;
  top: 108px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.82);
}

.legal-toc strong {
  display: block;
  margin-bottom: 10px;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.legal-toc a {
  padding: 7px 0;
  display: block;
  color: var(--ink-soft);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
}

.legal-toc a:hover {
  color: var(--rose);
}

.legal-card {
  padding: clamp(28px, 5vw, 62px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 22px 60px rgba(64, 27, 39, 0.08);
}

.legal-card .summary {
  margin: 0 0 34px;
  padding: 22px 24px;
  border-left: 5px solid var(--coral);
  border-radius: 4px 16px 16px 4px;
  background: #fff2e7;
}

.summary strong {
  display: block;
  margin-bottom: 4px;
}

.summary p {
  margin: 0;
}

.legal-card section {
  scroll-margin-top: 110px;
}

.legal-card section + section {
  margin-top: 42px;
  padding-top: 38px;
  border-top: 1px solid var(--line);
}

.legal-card h2 {
  margin: 0 0 14px;
  font-family: "Avenir Next Condensed", "Futura", sans-serif;
  font-size: clamp(1.55rem, 2.8vw, 2.15rem);
  line-height: 1.18;
}

.legal-card h3 {
  margin: 26px 0 10px;
  font-size: 1.05rem;
}

.legal-card p {
  margin: 12px 0 0;
  color: #55474d;
}

.legal-card ul,
.legal-card ol {
  margin: 15px 0 0;
  padding-left: 1.3rem;
  color: #55474d;
}

.legal-card li + li {
  margin-top: 10px;
}

.legal-card a {
  color: #ba1544;
  font-weight: 800;
}

.action-panel {
  margin-top: 32px;
  padding: 26px;
  border-radius: var(--radius-md);
  color: #fff;
  background: linear-gradient(135deg, #2a1120, #160c17);
}

.action-panel h3 {
  margin: 0;
}

.action-panel p {
  color: rgba(255, 255, 255, 0.72);
}

.action-panel .button {
  margin-top: 18px;
  color: var(--night);
}

.deletion-steps {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.deletion-step {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fffaf5;
}

.deletion-step span {
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--coral), var(--rose));
  font-weight: 900;
}

.deletion-step h3 {
  margin: 0 0 7px;
}

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

.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
}

.footer-grid {
  padding: 48px 0 42px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.9fr;
  gap: 40px;
}

.footer-brand img {
  width: 132px;
  height: auto;
}

.footer-brand p,
.footer-meta {
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.footer-brand p {
  max-width: 410px;
  margin: 16px 0 0;
}

.footer-links {
  display: grid;
  align-content: start;
  gap: 9px;
}

.footer-links a {
  color: #493941;
  font-size: 0.88rem;
  font-weight: 800;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--rose);
}

.footer-meta {
  display: grid;
  align-content: start;
  gap: 9px;
}

.download-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  padding: 20px;
  display: grid;
  place-items: center;
  background: rgba(17, 8, 19, 0.72);
  backdrop-filter: blur(12px);
}

.download-modal-card {
  width: min(100%, 470px);
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 28px;
  color: #fff;
  background:
    radial-gradient(circle at 100% 0, rgba(255, 96, 55, 0.26), transparent 17rem),
    linear-gradient(145deg, #2b1221, #130a16);
  box-shadow: 0 36px 110px rgba(0, 0, 0, 0.48);
  animation: modal-in 240ms ease both;
}

.download-modal-mark {
  width: 58px;
  height: 58px;
  padding: 10px;
  border-radius: 18px;
  background: #fff;
}

.download-modal-card h2 {
  margin: 22px 0 0;
  font-family: "Avenir Next Condensed", "Futura", sans-serif;
  font-size: 2rem;
  line-height: 1.1;
}

.download-modal-card p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.download-modal-card .button {
  width: 100%;
  margin-top: 26px;
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(12px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

[hidden] {
  display: none !important;
}

.reveal {
  animation: rise 700ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.reveal-delay-1 {
  animation-delay: 100ms;
}

.reveal-delay-2 {
  animation-delay: 180ms;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@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;
  }
}

@media (max-width: 1040px) {
  .nav-links {
    display: none;
  }

  .hero-grid {
    padding: 52px 46px;
    grid-template-columns: minmax(0, 1fr) 360px;
  }

  .hero h1 {
    font-size: clamp(3.4rem, 7vw, 5.3rem);
  }

  .trust-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .legal-layout {
    grid-template-columns: 1fr;
  }

  .legal-toc {
    position: static;
    display: none;
  }
}

@media (max-width: 820px) {
  :root {
    --page: min(100% - 28px, 720px);
    --radius-xl: 28px;
  }

  .site-header {
    position: relative;
  }

  .nav-shell {
    min-height: 70px;
    gap: 12px;
  }

  .brand-link img {
    width: 116px;
  }

  .nav-actions .button-small {
    display: none;
  }

  .hero {
    min-height: auto;
    margin-top: 14px;
    background:
      radial-gradient(circle at 80% 55%, rgba(255, 86, 80, 0.26), transparent 22rem),
      linear-gradient(155deg, #ff7431 0%, #ed174f 43%, #241021 43.2%, #100916 100%);
  }

  .hero-grid {
    min-height: auto;
    padding: 48px 26px 38px;
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .hero h1 {
    font-size: clamp(3.2rem, 14vw, 5.2rem);
  }

  .hero-lede {
    font-size: 1rem;
  }

  .poster-stage {
    min-height: 440px;
  }

  .poster-card {
    width: min(285px, 78%);
  }

  .section {
    padding-top: 80px;
  }

  .phone-grid {
    display: flex;
    align-items: flex-start;
    gap: 22px;
    padding: 12px 8px 22px;
    overflow-x: auto;
    scrollbar-width: none;
    scroll-padding-inline: 8px;
    scroll-snap-type: x mandatory;
  }

  .phone-grid::-webkit-scrollbar {
    display: none;
  }

  .experience-card {
    flex: 0 0 min(76vw, 245px);
    scroll-snap-align: center;
  }

  .experience-card:nth-child(2) {
    transform: none;
  }

  .showcase {
    padding: 32px 16px 28px;
  }

  .phone-frame {
    width: min(100%, 228px);
  }

  .final-cta {
    padding: 48px 28px;
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .legal-hero {
    padding: 48px 28px;
  }

  .final-cta-brand {
    width: min(100%, 330px);
    min-height: 280px;
    margin: 0 auto;
  }

  .legal-layout {
    padding-top: 28px;
  }

  .deletion-steps,
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .nav-actions {
    gap: 7px;
  }

  .language-select {
    width: 108px;
    max-width: 108px;
    min-height: 40px;
    padding-right: 24px;
    flex: 0 0 108px;
  }

  html[lang="zh-CN"] .hero h1 span {
    white-space: normal;
  }

  .trust-strip {
    grid-template-columns: 1fr;
  }

  .trust-item {
    min-height: auto;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .button {
    width: 100%;
  }

  .poster-stage {
    min-height: 410px;
  }

  .poster-card {
    width: min(270px, 82%);
  }

  .final-cta {
    margin: 80px 0;
  }
}