/* 米粒官网
   版式：苹果产品页的节奏 —— 居中大标题、成段留白、截图当主角；纯白和暖灰两种底色交替，
   米粒 Pro 一整段用图标的松绿，按钮和小字链接沿用 App 里的橙色，列表符号是图标里那粒斜放的米。
   只做浅色：和苹果官网一样，不跟着系统切到深色模式。 */
:root {
  --bg: #ffffff;
  --bg-tint: #f5f5f2;
  --surface: #ffffff;
  --fg: #1d1d1f;
  --fg-2: #6e6e73;
  --fg-3: #86868b;
  --line: #d2d2d7;
  --accent: #e06a2e;
  --link: #c14900;
  --link-hover: #9c3b00;
  --button: #c14900;
  --button-hover: #a84000;
  --on-button: #ffffff;
  --pine: #3f5347;
  --pine-deep: #2c3b32;
  --rice: #e8d7ae;
  --on-pine: #f4f1e8;
  --on-pine-2: #c9cfc4;
  --pine-line: rgba(232, 215, 174, 0.22);
  --nav-bg: rgba(255, 255, 255, 0.76);
  --nav-line: rgba(0, 0, 0, 0.1);
  --notice-bg: rgba(246, 246, 244, 0.86);
  --kbd-top: #ffffff;
  --kbd-bottom: #ececea;
  --kbd-edge: #c4c4c0;
  --phone-bezel: #1d1d1f;
  --shot-shadow: 0 40px 80px -30px rgba(23, 33, 27, 0.35), 0 0 0 1px rgba(0, 0, 0, 0.07);

  --font-text: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --track-display: -0.025em;
  --track-head: -0.015em;
  --lh-display: 1.05;
  --gutter: 22px;
  --section: clamp(88px, 11vw, 150px);
  color-scheme: light;
}

/* 中日韩：不收紧字距，行高放一点 */
:lang(zh), :lang(ja), :lang(ko) {
  --track-display: 0;
  --track-head: 0;
  --lh-display: 1.14;
}
:lang(zh-Hans) { --font-text: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif; --font-display: var(--font-text); }
:lang(zh-Hant) { --font-text: -apple-system, BlinkMacSystemFont, "PingFang TC", "Microsoft JhengHei", "Noto Sans TC", sans-serif; --font-display: var(--font-text); }
:lang(ja) { --font-text: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, "Noto Sans JP", sans-serif; --font-display: var(--font-text); }
:lang(ko) { --font-text: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif; --font-display: var(--font-text); }
:lang(ko) { word-break: keep-all; }
:lang(zh), :lang(ja) { line-break: strict; }
:lang(de), :lang(nl), :lang(fr), :lang(it), :lang(es), :lang(pt) { hyphens: auto; -webkit-hyphens: auto; }

/* ---------- 基础 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 64px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-text);
  font-size: 17px;
  line-height: 1.47;
  letter-spacing: -0.003em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, p, ul, dl, dd, figure { margin: 0; }
ul { padding: 0; list-style: none; }
a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; text-underline-offset: 0.18em; }
:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; border-radius: 6px; }
strong { font-weight: 600; }

.wrap { width: min(100% - 2 * var(--gutter), 980px); margin-inline: auto; }
.wrap-text { width: min(100% - 2 * var(--gutter), 692px); }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 100;
  padding: 8px 14px; border-radius: 10px;
  background: var(--surface); color: var(--fg); box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}
.skip-link:focus { top: 12px; }

/* ---------- 顶部导航 ---------- */
.gnav {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  background: var(--nav-bg);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--nav-line);
}
.gnav-inner {
  width: min(100% - 2 * var(--gutter), 1024px);
  margin-inline: auto;
  height: 52px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.gnav-brand {
  display: flex; align-items: center; gap: 8px;
  color: var(--fg); font-size: 19px; font-weight: 600; letter-spacing: var(--track-head);
  margin-right: auto;
}
.gnav-brand:hover { color: var(--fg); text-decoration: none; }
.gnav-brand img { width: 28px; height: 28px; }
.gnav-menu { display: flex; gap: 22px; }
.gnav-menu a { color: var(--fg); opacity: 0.8; font-size: 12px; letter-spacing: -0.01em; }
.gnav-menu a:hover, .gnav-menu a[aria-current] { opacity: 1; color: var(--fg); text-decoration: none; }
.gnav-actions { display: flex; align-items: center; gap: 10px; }
.gnav-cta {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 980px;
  background: var(--button);
  color: var(--on-button);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}
.gnav-cta:hover { background: var(--button-hover); color: var(--on-button); text-decoration: none; }
.gnav-toggle {
  display: none;
  width: 36px; height: 36px; margin-right: -8px;
  border: 0; border-radius: 10px; background: transparent; color: var(--fg); cursor: pointer;
}
.gnav-toggle svg { width: 18px; height: 18px; margin: auto; transition: transform 0.3s ease; }
.gnav.is-open .gnav-toggle svg { transform: rotate(90deg); }

@media (max-width: 833px) {
  .gnav-toggle { display: block; }
  .gnav-menu {
    position: absolute; left: 0; right: 0; top: 52px;
    flex-direction: column; gap: 0;
    padding: 6px var(--gutter) 18px;
    background: var(--bg);
    border-bottom: 1px solid var(--nav-line);
    display: none;
  }
  .gnav.is-open .gnav-menu { display: flex; }
  .gnav-menu li + li { border-top: 1px solid var(--line); }
  .gnav-menu a { display: block; padding: 13px 0; font-size: 17px; opacity: 1; }
}

/* ---------- 通用排版 ---------- */
.eyebrow {
  font-size: clamp(1.0625rem, 0.95rem + 0.45vw, 1.3125rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--accent);
  letter-spacing: var(--track-head);
}
.headline {
  font-family: var(--font-display);
  font-size: clamp(2.125rem, 1.25rem + 3.6vw, 3.75rem);
  font-weight: 700;
  line-height: calc(var(--lh-display) + 0.03);
  letter-spacing: var(--track-display);
  text-wrap: balance;
}
.chapter-body {
  font-size: clamp(1.1875rem, 1.02rem + 0.7vw, 1.5rem);
  font-weight: 500;
  line-height: 1.38;
  color: var(--fg-2);
  letter-spacing: var(--track-head);
  text-wrap: pretty;
}
.link-more { font-size: clamp(1.0625rem, 1rem + 0.3vw, 1.1875rem); white-space: nowrap; }
.link-more::after { content: " ›"; }
.section-head { display: grid; gap: 14px; justify-items: center; text-align: center; max-width: 820px; margin: 0 auto; }
.section-link { text-align: center; margin-top: 48px; }

/* ---------- 按钮 ---------- */
.cta-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px 30px; }
.button {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 980px;
  background: var(--button);
  color: var(--on-button);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.2;
  text-align: center;
}
.button:hover { background: var(--button-hover); color: var(--on-button); text-decoration: none; }
.button.is-soon { background: transparent; color: var(--fg); box-shadow: inset 0 0 0 1.5px var(--line); cursor: default; }

/* ---------- 首屏 ---------- */
.hero { padding-block: clamp(48px, 7vw, 88px) clamp(56px, 8vw, 104px); }
.hero-copy { display: grid; justify-items: center; text-align: center; gap: 14px; }
.hero-icon { width: clamp(104px, 12vw, 140px); height: auto; margin-bottom: 4px; filter: drop-shadow(0 12px 24px rgba(30, 50, 40, 0.18)); }
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 1.3rem + 5.8vw, 5.5rem);
  font-weight: 700;
  line-height: var(--lh-display);
  letter-spacing: var(--track-display);
  text-wrap: balance;
}
.hero-lead {
  max-width: 34em;
  font-size: clamp(1.25rem, 1.05rem + 0.8vw, 1.75rem);
  font-weight: 500;
  line-height: 1.32;
  color: var(--fg-2);
  letter-spacing: var(--track-head);
  text-wrap: balance;
}
.hero-actions { margin-top: 18px; display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px 30px; }
.hero-note { font-size: 14px; color: var(--fg-3); }
.hero-note .dot { margin: 0 0.5em; }
.hero-shot { margin-top: clamp(48px, 6vw, 80px); }

/* 窗口截图：圆角按截图宽度等比缩放，跟 macOS 窗口的圆角差不多 */
.mac-shot {
  position: relative;
  width: min(100% - 2 * var(--gutter), 1120px);
  margin-inline: auto;
}
/* 只管截图本身；叠在上面的通知横幅里的小图标不受影响 */
.mac-shot > img, .mac-shot > picture > img {
  width: 100%;
  border-radius: 1.5% / 2.4%;
  box-shadow: var(--shot-shadow);
  background: var(--surface);
}
.hero-shot { width: min(100% - 2 * var(--gutter), 1180px); }

@media (prefers-reduced-motion: no-preference) {
  .hero-shot img { animation: rise 1.2s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
  @keyframes rise { from { transform: translateY(40px) scale(0.98); } to { transform: none; } }
  .js .reveal { transform: translateY(32px); transition: transform 1s cubic-bezier(0.2, 0.7, 0.2, 1); }
  .js .reveal.is-visible { transform: none; }
}

/* ---------- 一句话介绍 + 数字 ---------- */
.intro { padding-block: var(--section); }
.intro-text {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.625rem, 1.05rem + 2.4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: var(--track-head);
  color: var(--fg-3);
  text-wrap: balance;
}
.intro-text strong { color: var(--fg); font-weight: 600; }
.stats {
  margin-top: clamp(56px, 8vw, 96px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px 24px;
  text-align: center;
}
.stat { display: grid; gap: 6px; align-content: start; }
.stat-value {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 2rem + 3vw, 4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--fg);
  font-variant-numeric: tabular-nums;
}
.stat-label { font-size: 15px; line-height: 1.4; color: var(--fg-2); text-wrap: balance; }
@media (max-width: 733px) { .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

/* ---------- 功能章节 ---------- */
.chapter { padding-block: var(--section); overflow: hidden; }
.chapter-tint { background: var(--bg-tint); }
.chapter-copy { display: grid; gap: 16px; justify-items: center; text-align: center; max-width: 780px; }
.chapter .mac-shot, .pro .mac-shot { margin-top: clamp(48px, 6vw, 76px); }

/* 模拟的 macOS 通知横幅，压在扣费日历截图右上角 */
.notice {
  position: absolute;
  top: 9%;
  right: -1.5%;
  width: min(360px, 40%);
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  border-radius: 18px;
  background: var(--notice-bg);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  backdrop-filter: blur(30px) saturate(180%);
  box-shadow: 0 18px 40px -12px rgba(0, 0, 0, 0.35), 0 0 0 0.5px rgba(0, 0, 0, 0.12);
  color: var(--fg);
  text-align: left;
}
.notice-icon { width: 36px; height: 36px; flex: none; }
.notice-text { min-width: 0; display: grid; gap: 1px; }
.notice-head { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--fg-2); }
.notice-time { color: var(--fg-3); }
.notice-title { font-size: 14px; font-weight: 600; line-height: 1.3; }
.notice-body { font-size: 13px; line-height: 1.35; color: var(--fg-2); }
@media (max-width: 733px) {
  .notice { position: relative; top: auto; right: auto; width: auto; max-width: 420px; margin: 20px auto 0; }
}

/* ---------- 小功能格子 ---------- */
.tiles-section { padding-block: var(--section); }
.tiles {
  margin-top: clamp(48px, 6vw, 72px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.tile {
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 28px 26px 30px;
  border-radius: 24px;
  background: var(--bg-tint);
  min-width: 0;
}
.tile-icon { width: 30px; height: 30px; color: var(--accent); margin-bottom: 6px; }
.tile-icon svg { width: 100%; height: 100%; }
.tile-title { font-size: 19px; font-weight: 600; line-height: 1.25; letter-spacing: var(--track-head); }
.tile-body { font-size: 15px; line-height: 1.47; color: var(--fg-2); }
@media (max-width: 1068px) { .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .tiles { grid-template-columns: minmax(0, 1fr); } }

/* ---------- 米粒 Pro（松绿整段） ---------- */
.pro {
  padding-block: var(--section);
  background: linear-gradient(180deg, var(--pine) 0%, var(--pine-deep) 100%);
  color: var(--on-pine);
  overflow: hidden;
}
.pro .eyebrow { color: var(--rice); }
.pro .chapter-body { color: var(--on-pine-2); }
.pro .mac-shot img { box-shadow: 0 50px 100px -30px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(232, 215, 174, 0.14); }
.pro-grid {
  margin-top: clamp(56px, 7vw, 88px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 36px 28px;
}
.pro-item { display: grid; align-content: start; gap: 10px; padding-top: 22px; border-top: 1px solid var(--pine-line); min-width: 0; }
.pro-icon { width: 28px; height: 28px; color: var(--rice); margin-bottom: 4px; }
.pro-icon svg { width: 100%; height: 100%; }
.pro-item h3 { font-size: 19px; font-weight: 600; line-height: 1.25; letter-spacing: var(--track-head); }
.pro-item p { font-size: 15px; line-height: 1.5; color: var(--on-pine-2); }
@media (max-width: 1068px) { .pro-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .pro-grid { grid-template-columns: minmax(0, 1fr); } }

/* ---------- Mac 快捷键 ---------- */
.mac { padding-block: var(--section); }
.mac-inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: center; }
.mac-copy { display: grid; gap: 16px; }
.shortcuts { display: grid; gap: 4px; }
.shortcut {
  display: flex; align-items: center; gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.shortcut:last-child { border-bottom: 0; }
.keys { display: flex; gap: 6px; flex: none; min-width: 9.5em; }
kbd {
  display: inline-grid;
  place-items: center;
  min-width: 38px;
  height: 38px;
  padding: 0 9px;
  border-radius: 9px;
  background: linear-gradient(var(--kbd-top), var(--kbd-bottom));
  box-shadow: inset 0 -2px 0 var(--kbd-edge), 0 1px 2px rgba(0, 0, 0, 0.12), 0 0 0 0.5px var(--kbd-edge);
  font-family: var(--font-text);
  font-size: 16px;
  font-weight: 500;
  color: var(--fg);
}
.shortcut-label { font-size: 17px; color: var(--fg); }
@media (max-width: 833px) { .mac-inner { grid-template-columns: minmax(0, 1fr); gap: 36px; } }
@media (max-width: 420px) { .keys { min-width: 8em; } kbd { min-width: 32px; height: 32px; font-size: 14px; } }

/* ---------- iPhone 和 iPad ---------- */
.ios { padding-block: var(--section); background: var(--bg-tint); overflow: hidden; }
.ios-inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 48px; align-items: center; }
.ios-copy { display: grid; gap: 16px; }
.ios-free { font-size: 15px; color: var(--fg-3); }
.badge {
  display: inline-block;
  vertical-align: 0.15em;
  margin-left: 8px;
  padding: 2px 10px;
  border-radius: 980px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}
.phones { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(16px, 3vw, 32px); align-items: start; }
.phone {
  padding: 7px;
  border-radius: 46px;
  background: var(--phone-bezel);
  box-shadow: 0 30px 60px -24px rgba(20, 30, 25, 0.45);
}
.phone img { border-radius: 39px; width: 100%; }
.phones .phone:last-child { margin-top: 48px; }
@media (max-width: 833px) {
  .ios-inner { grid-template-columns: minmax(0, 1fr); }
  .phones { max-width: 520px; margin-inline: auto; width: 100%; }
}
@media (max-width: 480px) { .phone { padding: 5px; border-radius: 32px; } .phone img { border-radius: 27px; } }

/* ---------- 隐私 ---------- */
.privacy-home { padding-block: var(--section); }
.privacy-mark { width: 64px; height: 64px; color: var(--pine); margin-bottom: 6px; }
.privacy-points {
  margin-top: clamp(48px, 6vw, 72px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 36px 28px;
}
.privacy-points li { display: grid; gap: 8px; align-content: start; min-width: 0; text-align: center; justify-items: center; }
.point-icon { width: 34px; height: 34px; color: var(--fg); margin-bottom: 6px; }
.point-icon svg { width: 100%; height: 100%; }
.privacy-points h3 { font-size: 19px; font-weight: 600; letter-spacing: var(--track-head); }
.privacy-points p { font-size: 15px; color: var(--fg-2); max-width: 22em; }
@media (max-width: 1068px) { .privacy-points { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 480px) { .privacy-points { grid-template-columns: minmax(0, 1fr); } }

/* ---------- 价格 ---------- */
.pricing { padding-block: var(--section); background: var(--bg-tint); }
.plans {
  margin: clamp(48px, 6vw, 72px) auto 0;
  max-width: 880px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.plan {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: clamp(28px, 4vw, 44px);
  border-radius: 28px;
  background: var(--surface);
  min-width: 0;
}
.plan-name { font-family: var(--font-display); font-size: 32px; font-weight: 700; letter-spacing: var(--track-display); }
.plan-price { font-size: 19px; font-weight: 600; }
.plan-where { font-size: 15px; color: var(--fg-2); }
.plan-items { margin-top: 20px; display: grid; gap: 12px; }
.plan-items li { position: relative; padding-left: 26px; font-size: 17px; line-height: 1.4; }
/* 列表符号：图标里那粒斜放的米 */
.plan-items li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.32em;
  width: 7px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent);
  transform: rotate(38deg);
}
.plan-pro { background: linear-gradient(160deg, var(--pine) 0%, var(--pine-deep) 100%); color: var(--on-pine); }
.plan-pro .plan-where { color: var(--on-pine-2); }
.plan-pro .plan-price { color: var(--rice); }
.plan-pro .plan-items li::before { background: var(--rice); }
.fineprint { margin: 28px auto 0; max-width: 720px; text-align: center; font-size: 13px; line-height: 1.5; color: var(--fg-3); }
@media (max-width: 733px) { .plans { grid-template-columns: minmax(0, 1fr); } }

/* ---------- 常见问题 ---------- */
.faq { padding-block: var(--section); }
.faq-list {
  margin: clamp(40px, 5vw, 64px) auto 0;
  max-width: 780px;
  display: grid;
}
.faq-item { padding: 26px 0; border-top: 1px solid var(--line); min-width: 0; }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item dt { font-size: 19px; font-weight: 600; line-height: 1.3; letter-spacing: var(--track-head); }
.faq-item dd { margin-top: 10px; font-size: 17px; line-height: 1.5; color: var(--fg-2); }

/* ---------- 下载 ---------- */
.download { padding-block: var(--section); background: var(--bg-tint); }
.download-inner { display: grid; justify-items: center; text-align: center; gap: 16px; max-width: 760px; }
.download-icon { width: 104px; height: auto; margin-bottom: 6px; }
.download .cta-row { margin-top: 12px; }

/* ---------- 页脚 ---------- */
.footer { background: var(--bg-tint); border-top: 1px solid var(--line); padding-block: 28px 40px; font-size: 12px; line-height: 1.5; color: var(--fg-2); }
.page-home .footer { border-top-color: transparent; }
.footer-inner { display: grid; gap: 14px; }
.footer-top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.footer-brand { display: flex; align-items: center; gap: 8px; color: var(--fg); font-size: 14px; font-weight: 600; }
.footer-brand:hover { color: var(--fg); text-decoration: none; }
.footer-links, .footer-lang ul { display: flex; flex-wrap: wrap; gap: 6px 0; }
.footer-lang ul { gap: 6px 18px; }
/* 竖线只用在短的一行链接上；语言列表会换行，竖线会跑到行首，用间距分开 */
.footer-links li + li::before { content: ""; display: inline-block; width: 1px; height: 0.9em; margin: 0 10px; vertical-align: -0.1em; background: var(--line); }
.footer-links a, .footer-lang a { color: var(--fg-2); }
.footer-links a:hover, .footer-lang a:hover { color: var(--fg); }
.footer-lang { display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: baseline; }
.footer-lang-label { color: var(--fg); font-weight: 600; }
.footer-lang a[aria-current] { color: var(--fg); font-weight: 600; }
.footer-legal { color: var(--fg-3); }

/* ---------- 隐私政策 ---------- */
.doc { padding-block: clamp(56px, 8vw, 104px) var(--section); }
.doc-head { display: grid; gap: 10px; padding-bottom: 32px; border-bottom: 1px solid var(--line); }
.doc-title { font-family: var(--font-display); font-size: clamp(2.5rem, 1.6rem + 3.2vw, 3.5rem); font-weight: 700; line-height: 1.08; letter-spacing: var(--track-display); }
.doc-updated { font-size: 15px; color: var(--fg-3); }
.doc-intro { margin-top: 32px; font-size: 21px; line-height: 1.45; font-weight: 500; letter-spacing: var(--track-head); }
.doc-section { margin-top: 44px; }
.doc-section h2 { font-size: 24px; font-weight: 600; line-height: 1.25; letter-spacing: var(--track-head); }
.doc-section ul { margin-top: 16px; display: grid; gap: 14px; }
.doc-section li { position: relative; padding-left: 24px; font-size: 17px; line-height: 1.6; color: var(--fg-2); }
.doc-section li strong { color: var(--fg); }
.doc-section li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.55em;
  width: 6px;
  height: 11px;
  border-radius: 50%;
  background: var(--accent);
  transform: rotate(38deg);
}

/* ---------- 技术支持 ---------- */
.support-hero { padding-block: clamp(56px, 8vw, 104px) 0; text-align: center; }
.support-hero .wrap { display: grid; justify-items: center; gap: 16px; max-width: 760px; }
.support-icon { width: 96px; height: auto; }
.support-main { padding-block: clamp(48px, 6vw, 80px) 0; }
.contact-card {
  display: grid;
  gap: 10px;
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(26px, 4vw, 40px);
  border-radius: 28px;
  background: var(--bg-tint);
  text-align: center;
}
.contact-card h2 { font-size: 24px; font-weight: 600; letter-spacing: var(--track-head); }
.contact-card p { font-size: 17px; color: var(--fg-2); }
.contact-card a { font-weight: 600; user-select: all; }
.support-subhead {
  margin-top: clamp(56px, 7vw, 88px);
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.3rem + 1.6vw, 2.5rem);
  font-weight: 700;
  letter-spacing: var(--track-display);
  text-align: center;
}
.topics { margin-top: 32px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.topic { display: grid; gap: 8px; align-content: start; padding: 28px; border-radius: 24px; background: var(--bg-tint); min-width: 0; }
.topic h3 { font-size: 19px; font-weight: 600; letter-spacing: var(--track-head); }
.topic p { font-size: 15px; line-height: 1.55; color: var(--fg-2); }
.support-legal { padding-block: 0 var(--section); text-align: center; }
.support-legal .support-subhead { margin-top: 0; }
.legal-links { margin-top: 20px; display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 32px; }
.page-support .faq { padding-block: clamp(56px, 7vw, 88px); }
@media (max-width: 733px) { .topics { grid-template-columns: minmax(0, 1fr); } }

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