/* MoveM — 官网样式。配色与 iOS 端 Palette.swift 保持一致 */

:root {
  --bg: #0f0f11;
  --bg-soft: #141417;
  --card: #1b1b1f;
  --stroke: #2b2b31;
  --text: #f6f2ec;
  --subtext: #9c9aa2;
  --accent: #ff6a1f;
  --accent-soft: #ffb38a;
  --good: #7bd88f;
  --radius: 24px;
  --gutter: 24px;
  --max: 1160px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Figtree", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* height:auto 必须有，否则 HTML 里的 height 属性会让图片被纵向拉伸 */
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 800;
}

h1 { font-size: clamp(44px, 7.2vw, 88px); }
h2 { font-size: clamp(32px, 4.6vw, 54px); }
h3 { font-size: 21px; letter-spacing: -0.02em; }
p { margin: 0; }

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.accent { color: var(--accent); }
.muted { color: var(--subtext); }

/* ---------- 背景光晕 ---------- */

.glow {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.glow span {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.4;
  will-change: transform;
}

.glow span:nth-child(1) {
  width: 46vw; height: 46vw;
  top: -14vw; right: -10vw;
  background: radial-gradient(circle, #ff6a1f, transparent 70%);
  animation: drift 22s var(--ease) infinite alternate;
}

.glow span:nth-child(2) {
  width: 38vw; height: 38vw;
  top: 48vh; left: -14vw;
  background: radial-gradient(circle, #ff9a3f, transparent 70%);
  opacity: 0.22;
  animation: drift 28s var(--ease) infinite alternate-reverse;
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-6vw, 8vh, 0) scale(1.15); }
}

/* ---------- 顶部导航 ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s, background 0.4s;
}

.nav.scrolled { border-bottom-color: var(--stroke); }

.nav-inner {
  height: 68px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 19px;
  margin-right: auto;
}

.brand img {
  width: 32px; height: 32px;
  border-radius: 9px;
  box-shadow: 0 0 0 1px var(--stroke), 0 6px 20px rgba(255, 106, 31, 0.28);
}

.nav-links {
  display: flex;
  gap: 26px;
  font-size: 15px;
  color: var(--subtext);
  font-weight: 500;
}

.nav-links a { transition: color 0.25s; }
.nav-links a:hover { color: var(--text); }

.progress {
  position: absolute;
  left: 0; bottom: -1px;
  height: 2px;
  width: 100%;
  transform-origin: 0 50%;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent), var(--accent-soft));
}

/* ---------- 按钮 ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 52px;
  padding: 0 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  white-space: nowrap;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.3s;
}

.btn-primary {
  background: linear-gradient(135deg, #ff8340, var(--accent));
  color: #17110c;
  box-shadow: 0 10px 30px -10px rgba(255, 106, 31, 0.8);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 44px -12px rgba(255, 106, 31, 0.9);
}

.btn-ghost {
  background: var(--card);
  border: 1px solid var(--stroke);
  color: var(--text);
}

.btn-ghost:hover { transform: translateY(-2px); border-color: #3c3c45; }

.btn-sm { height: 42px; padding: 0 18px; font-size: 15px; }

.btn svg { width: 19px; height: 19px; }

/* ---------- 通用区块 ---------- */

section { position: relative; padding: clamp(80px, 11vw, 150px) 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.eyebrow::before {
  content: "";
  width: 22px; height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head p { color: var(--subtext); font-size: 19px; margin-top: 18px; }

/* ---------- 首屏 ---------- */

.hero { padding-top: clamp(40px, 6vw, 80px); padding-bottom: clamp(28px, 4vh, 52px); }

.hero-center {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 15px 7px 9px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--stroke);
  font-size: 14px;
  color: var(--subtext);
  font-weight: 600;
  margin-bottom: 26px;
}

.pill b { color: var(--text); font-weight: 700; }

.pill i {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 0 4px rgba(123, 216, 143, 0.15);
}

.hero h1 span { color: var(--accent); }

.hero-sub {
  color: var(--subtext);
  font-size: clamp(18px, 2vw, 21px);
  margin-top: 24px;
  max-width: 540px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 14px;
  margin-top: 38px;
}

.hero-note {
  margin-top: 22px;
  font-size: 14px;
  color: var(--subtext);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ---------- 跑马灯 ---------- */

.marquee {
  padding: 0;
  border-block: 1px solid var(--stroke);
  background: var(--bg-soft);
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: slide 34s linear infinite;
}

.marquee-track span {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px 26px;
  font-size: 15px;
  font-weight: 700;
  color: var(--subtext);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.marquee-track span::after {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

@keyframes slide {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- 三步说明 ---------- */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  position: relative;
}

.step {
  background: linear-gradient(180deg, var(--card), #17171a);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 30px 26px 34px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s, transform 0.5s var(--ease);
}

.step:hover { transform: translateY(-6px); border-color: #3a3a43; }

.step::before {
  content: "";
  position: absolute;
  inset: -1px -1px auto;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.step:hover::before { opacity: 1; }

.step-n {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 18px;
}

.step h3 { margin-bottom: 10px; }
.step p { color: var(--subtext); font-size: 16px; }

.step-icon {
  width: 46px; height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255, 106, 31, 0.12);
  border: 1px solid rgba(255, 106, 31, 0.25);
  margin-bottom: 20px;
  color: var(--accent);
}

.step-icon svg { width: 22px; height: 22px; }

/* ---------- 功能网格 ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  padding: 28px 26px 30px;
  transition: transform 0.5s var(--ease), border-color 0.4s, background 0.4s;
}

.feature:hover {
  transform: translateY(-5px);
  border-color: #3a3a43;
  background: #1f1f24;
}

.feature .step-icon { margin-bottom: 18px; }
.feature h3 { margin-bottom: 9px; font-size: 19px; }
.feature p { color: var(--subtext); font-size: 15.5px; }

.feature.wide { grid-column: span 2; }

/* ---------- 五个界面区块 ---------- */

.screens {
  width: min(100% - var(--gutter) * 2, var(--max));
  margin-inline: auto;
}

.screen {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(36px, 7vw, 110px);
  align-items: center;
  padding: clamp(50px, 9vh, 120px) 0;
}

.screen.flip .screen-media { order: 2; }

.screen-media {
  position: relative;
  width: min(100%, 360px);
  margin-inline: auto;
  /* 图片跟着滚动上下浮动，幅度比文字大 */
  transform: translate3d(0, var(--y, 0px), 0);
  will-change: transform;
}

.screen-media::before {
  content: "";
  position: absolute;
  inset: 12% -14% 6%;
  background: radial-gradient(ellipse at center, rgba(255, 106, 31, 0.35), transparent 68%);
  filter: blur(60px);
  z-index: -1;
}

.screen-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 647 / 1400; /* 始终按截图原比例 */
  border-radius: 26px;
  border: 1px solid var(--stroke);
  box-shadow: 0 50px 90px -50px rgba(0, 0, 0, 0.95);
}

.screen-text {
  position: relative;
  max-width: 520px;
  transform: translate3d(0, calc(var(--y, 0px) * -0.32), 0);
  will-change: transform;
}

.screen-num {
  position: absolute;
  top: -0.42em;
  left: -0.08em;
  font-size: clamp(120px, 15vw, 190px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.05em;
  color: rgba(255, 255, 255, 0.035);
  z-index: -1;
  user-select: none;
}

.screen-text h2 { font-size: clamp(30px, 3.6vw, 44px); }

.screen-text p {
  color: var(--subtext);
  font-size: 18px;
  margin-top: 20px;
}

.screen-text ul {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  gap: 12px;
}

.screen-text li {
  position: relative;
  padding-left: 26px;
  font-size: 16px;
  color: var(--text);
}

.screen-text li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.62em;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(255, 106, 31, 0.15);
}

/* ---------- 数字 ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  border: 1px solid var(--stroke);
  border-radius: 28px;
  background: linear-gradient(180deg, #1a1a1e, #141417);
  padding: 40px 34px;
}

.stat b {
  display: block;
  font-size: clamp(34px, 4.4vw, 50px);
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, #ffd0ac, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat span { color: var(--subtext); font-size: 15px; }

/* ---------- 价格 ---------- */

.plans {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  align-items: stretch;
}

.plan {
  border: 1px solid var(--stroke);
  border-radius: 28px;
  padding: 34px 30px;
  background: var(--card);
  display: flex;
  flex-direction: column;
}

.plan.featured {
  background: linear-gradient(160deg, rgba(255, 106, 31, 0.16), rgba(255, 106, 31, 0.02) 60%), var(--card);
  border-color: rgba(255, 106, 31, 0.4);
}

.plan h3 { font-size: 20px; }

.plan .price {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin: 14px 0 6px;
}

.plan .price small { font-size: 16px; font-weight: 600; color: var(--subtext); }

.plan ul {
  list-style: none;
  padding: 0;
  margin: 24px 0 28px;
  display: grid;
  gap: 12px;
  font-size: 15.5px;
  color: var(--subtext);
}

.plan li { display: flex; gap: 11px; align-items: flex-start; }

.plan li svg { width: 18px; height: 18px; flex: none; margin-top: 3px; color: var(--accent); }

.plan .btn { margin-top: auto; }

/* ---------- FAQ ---------- */

.faq { display: grid; gap: 12px; max-width: 820px; }

.qa {
  border: 1px solid var(--stroke);
  border-radius: 18px;
  background: var(--card);
  overflow: hidden;
  transition: border-color 0.3s;
}

.qa.open { border-color: rgba(255, 106, 31, 0.45); }

.qa button {
  all: unset;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 700;
  font-size: 17px;
  box-sizing: border-box;
}

.qa button i {
  width: 26px; height: 26px;
  flex: none;
  border-radius: 50%;
  border: 1px solid var(--stroke);
  display: grid;
  place-items: center;
  position: relative;
  transition: transform 0.4s var(--ease), background 0.3s;
}

.qa button i::before,
.qa button i::after {
  content: "";
  position: absolute;
  background: var(--text);
  border-radius: 2px;
}

.qa button i::before { width: 11px; height: 1.6px; }
.qa button i::after { width: 1.6px; height: 11px; transition: transform 0.4s var(--ease); }

.qa.open button i { transform: rotate(180deg); background: rgba(255, 106, 31, 0.18); }
.qa.open button i::after { transform: scaleY(0); }

.qa .answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--ease);
}

.qa.open .answer { grid-template-rows: 1fr; }

.qa .answer > div { overflow: hidden; }

.qa .answer p {
  padding: 0 24px 22px;
  color: var(--subtext);
  font-size: 16px;
}

/* ---------- 结尾行动区 ---------- */

.cta {
  text-align: center;
  border: 1px solid var(--stroke);
  border-radius: 32px;
  padding: clamp(48px, 7vw, 82px) var(--gutter);
  background: radial-gradient(120% 130% at 50% 0%, rgba(255, 106, 31, 0.22), transparent 60%), var(--bg-soft);
}

.cta img {
  width: 76px; height: 76px;
  border-radius: 20px;
  margin: 0 auto 26px;
  box-shadow: 0 20px 50px -20px rgba(255, 106, 31, 0.9);
}

.cta p { color: var(--subtext); margin: 18px auto 32px; max-width: 460px; font-size: 18px; }

/* ---------- 页脚 ---------- */

footer {
  border-top: 1px solid var(--stroke);
  padding: 56px 0 44px;
  margin-top: clamp(60px, 8vw, 110px);
}

.foot {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  justify-content: space-between;
  align-items: flex-start;
}

.foot-links { display: flex; gap: 26px; flex-wrap: wrap; font-size: 15px; color: var(--subtext); }
.foot-links a { transition: color 0.25s; }
.foot-links a:hover { color: var(--accent); }

.foot-note { margin-top: 30px; font-size: 14px; color: #6f6d75; }

/* ---------- 文档页（隐私 / 条款 / 联系） ---------- */

.doc { padding-top: 70px; max-width: 760px; }
.doc h1 { font-size: clamp(36px, 5vw, 54px); }
.doc .updated { color: var(--subtext); font-size: 15px; margin-top: 16px; }
.doc h2 { font-size: 24px; margin-top: 46px; letter-spacing: -0.02em; }
.doc h3 { font-size: 18px; margin-top: 28px; }
.doc p, .doc li { color: #cfcbd3; font-size: 16.5px; margin-top: 14px; }
.doc ul { padding-left: 20px; }
.doc li { margin-top: 8px; }
.doc a { color: var(--accent); }
.doc a:hover { text-decoration: underline; }

.doc-note {
  margin-top: 26px;
  padding: 20px 22px;
  border: 1px solid var(--stroke);
  border-left: 3px solid var(--accent);
  border-radius: 14px;
  background: var(--card);
}

.doc-note p { margin-top: 0; }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 40px;
}

.contact-card {
  border: 1px solid var(--stroke);
  border-radius: 22px;
  background: var(--card);
  padding: 26px;
  transition: transform 0.5s var(--ease), border-color 0.4s;
}

.contact-card:hover { transform: translateY(-5px); border-color: #3a3a43; }
.contact-card h3 { font-size: 18px; margin-bottom: 8px; }
.contact-card p { margin-top: 0; color: var(--subtext); font-size: 15.5px; }
.contact-card a { display: inline-block; margin-top: 14px; font-weight: 700; }

/* ---------- 入场动画 ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
  transition-delay: var(--d, 0s);
}

[data-reveal].in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */

@media (max-width: 900px) {
  .steps, .features { grid-template-columns: 1fr; }
  .feature.wide { grid-column: auto; }
  .stats { grid-template-columns: repeat(2, 1fr); padding: 30px 24px; }
  .plans { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }

  .screen {
    grid-template-columns: 1fr;
    gap: 34px;
    padding: clamp(44px, 7vh, 70px) 0;
  }

  .screen.flip .screen-media { order: 0; }
  .screen-media { width: min(72%, 300px); transform: none; }
  .screen-text { transform: none; max-width: none; }
  .screen-num { font-size: 110px; top: -0.36em; }
}

@media (max-width: 520px) {
  body { font-size: 16px; }
  .hero-cta .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; }
}