/* QRveo 官网 v2 · 多页 B2B。设计规则见 ../BRIEF.md；首页短片舞台见 stage.css */

@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --paper: #f7f4ee;
  --paper-2: #efeae1;
  --desk: #e8e2da;
  --white: #fff;
  --ink: #141210;
  --ink-2: #4a453e;
  --ink-3: #6f675d;
  --line: rgba(20, 18, 16, 0.12);
  --orange: #ff5a1f;
  --orange-ink: #b23808;
  --wa: #1daa61;
  --f-display: "Archivo", "Arial Black", system-ui, sans-serif;
  --f-text: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --maxw: 1200px;
  --gutter: clamp(20px, 4vw, 48px);
  --topbar: 72px;
  --sec: clamp(80px, 10vw, 152px);
  --r: 18px;
  --shadow: 0 1px 2px rgba(20, 18, 16, 0.06), 0 24px 48px -32px rgba(20, 18, 16, 0.35);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--topbar) + 16px);
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.65 var(--f-text);
  -webkit-font-smoothing: antialiased;
}
img,
video {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
}
h1,
h2,
h3 {
  text-wrap: balance;
  margin: 0;
}
p {
  margin: 0;
}
:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
  border-radius: 6px;
}
.wrap {
  width: min(100% - 2 * var(--gutter), var(--maxw));
  margin-inline: auto;
}
.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 16px;
  top: 12px;
  z-index: 100;
  background: var(--ink);
  color: #fff;
  padding: 8px 14px;
  border-radius: 8px;
}
.hl {
  color: var(--orange-ink);
}
/* —— 顶栏 —— */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.topbar.is-scrolled,
.menu-open .topbar {
  border-bottom-color: var(--line);
}
.topbar-in {
  display: flex;
  align-items: center;
  gap: 32px;
  height: var(--topbar);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font: 800 24px/1 var(--f-display);
  font-stretch: 112%;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--ink);
  flex: none;
}
.topnav {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 24px;
}
.topnav-list {
  display: flex;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.topnav-list > li {
  position: relative;
}
.topnav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 10px;
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
  color: var(--ink-2);
}
.topnav-link:hover,
.has-menu.is-open > .topnav-link {
  color: var(--ink);
  background: rgba(20, 18, 16, 0.05);
}
.topnav-link[aria-current="page"] {
  color: var(--ink);
  font-weight: 650;
}
.caret {
  width: 7px;
  height: 7px;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  rotate: 45deg;
  translate: 0 -2px;
}
.menu-panel {
  position: absolute;
  left: -12px;
  top: calc(100% + 6px);
  width: 420px;
  padding: 10px;
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 0 0 1px var(--line), 0 30px 60px -30px rgba(20, 18, 16, 0.45);
  opacity: 0;
  visibility: hidden;
  translate: 0 -4px;
  transition: opacity 0.15s, translate 0.15s, visibility 0.15s;
}
.menu-panel::before {
  content: "";
  position: absolute;
  inset: -10px 0 auto;
  height: 10px;
}
.has-menu.is-open .menu-panel,
.has-menu:focus-within .menu-panel {
  opacity: 1;
  visibility: visible;
  translate: 0 0;
}
.menu-panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.menu-panel ul a {
  display: grid;
  gap: 2px;
  padding: 12px 14px;
  border-radius: 10px;
  text-decoration: none;
}
.menu-panel ul a:hover {
  background: var(--paper);
}
.menu-panel b {
  font-weight: 650;
  font-size: 15px;
}
.menu-panel span {
  font-size: 14px;
  color: var(--ink-3);
  line-height: 1.4;
}
.menu-all {
  display: block;
  margin-top: 6px;
  padding: 12px 14px;
  border-top: 1px solid var(--line);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
}
.topnav-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 18px;
}
.link-login {
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
}
.link-login:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}
.menu-btn {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
}
.burger,
.burger::before,
.burger::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  margin: auto;
  transition: rotate 0.2s, translate 0.2s, opacity 0.2s;
}
.burger::before,
.burger::after {
  content: "";
  translate: 0 -7px;
}
.burger::after {
  translate: 0 5px;
}
[aria-expanded="true"] .burger {
  background: transparent;
}
[aria-expanded="true"] .burger::before {
  rotate: 45deg;
  translate: 0 0;
}
[aria-expanded="true"] .burger::after {
  rotate: -45deg;
  translate: 0 -2px;
}
.nav-mobile {
  border-top: 1px solid var(--line);
  background: var(--paper);
  max-height: calc(100dvh - var(--topbar));
  overflow: auto;
  padding: 12px 0 28px;
}
.nav-mobile ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-mobile > .wrap > ul > li > a {
  display: block;
  padding: 14px 0;
  font: 700 20px/1.2 var(--f-display);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}
.nav-mobile .sub a {
  display: block;
  padding: 10px 0 10px 16px;
  text-decoration: none;
  color: var(--ink-2);
}
.nav-mobile-actions {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}
/* —— 按钮 —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 12px;
  border: 1.5px solid transparent;
  font: 650 16px/1.1 var(--f-text);
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s, background-color 0.15s, box-shadow 0.15s;
}
.btn:active {
  transform: translateY(1px);
}
.btn-sm {
  min-height: 40px;
  padding: 0 16px;
  font-size: 14px;
  border-radius: 10px;
}
.btn-lg {
  min-height: 56px;
  padding: 0 26px;
  font-size: 17px;
}
.btn-block {
  width: 100%;
}
/* 橙底配墨字：对比度 6:1 */
.btn-primary {
  background: var(--orange);
  color: var(--ink);
}
.btn-primary:hover {
  background: #ff7038;
  box-shadow: 0 10px 22px -12px rgba(178, 56, 8, 0.7);
}
.btn-ink {
  background: var(--ink);
  color: var(--paper);
}
.btn-ink:hover {
  background: #2c2824;
}
.btn-ghost {
  border-color: rgba(20, 18, 16, 0.4);
  color: var(--ink);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--ink);
  background: rgba(20, 18, 16, 0.04);
}
.btn-wa {
  border-color: rgba(20, 18, 16, 0.4);
  background: var(--white);
  color: var(--ink);
}
.btn-wa .wa-icon {
  color: var(--wa);
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 650;
  text-decoration: none;
  color: var(--ink);
}
.more .arr {
  transition: translate 0.15s;
}
.more:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.more:hover .arr,
a:hover > .sol-txt .arr {
  translate: 3px 0;
}

/* —— 排版 —— */
.eyebrow {
  margin-bottom: 16px;
  font: 650 13px/1.3 var(--f-text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange-ink);
}
h1 {
  font: 800 clamp(38px, 4.6vw, 64px) / 1.04 var(--f-display);
  font-stretch: 105%;
  letter-spacing: -0.03em;
}
h2 {
  font: 800 clamp(30px, 3.2vw, 46px) / 1.08 var(--f-display);
  font-stretch: 104%;
  letter-spacing: -0.025em;
}
h3 {
  font: 700 20px/1.3 var(--f-text);
  letter-spacing: -0.01em;
}
.lead {
  margin-top: 22px;
  max-width: 34em;
  font-size: clamp(18px, 1.45vw, 21px);
  line-height: 1.55;
  color: var(--ink-2);
}
.sec-intro {
  margin-top: 18px;
  max-width: 36em;
  font-size: 18px;
  color: var(--ink-2);
}
.fine {
  margin-top: 24px;
  font-size: 14px;
  color: var(--ink-3);
  max-width: 60em;
}
.cta-note {
  margin-top: 14px;
  font-size: 15px;
  color: var(--ink-3);
}
.cta-note + .cta-note {
  margin-top: 6px;
}
.wa-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--ink);
  text-underline-offset: 3px;
}
.wa-link .wa-icon {
  width: 18px;
  height: 18px;
  color: var(--wa);
}

/* —— 区块：大留白，一块讲一件事 —— */
.sec {
  padding: var(--sec) 0;
}
.sec-tight {
  padding-top: clamp(24px, 4vw, 56px);
}
.sec-alt {
  background: var(--paper-2);
}
.sec-dark {
  background: var(--ink);
  color: var(--paper);
}
.sec-dark .sec-intro,
.sec-dark .ticks li {
  color: #d8d1c6;
}
.sec-dark .eyebrow,
.sec-dark .hl {
  color: var(--orange);
}
.sec-head {
  max-width: 760px;
  margin-bottom: clamp(40px, 5vw, 72px);
}
.sec-more {
  margin-top: 48px;
}
.split {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
}
.split-media-left .split-txt {
  order: 2;
}
.split-top {
  align-items: start;
  grid-template-columns: 1fr 1fr;
}
.split-top h2 {
  font-size: clamp(26px, 2.4vw, 34px);
  margin-bottom: 28px;
}
.ticks {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.ticks li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--ink-2);
}
.ticks .ck {
  flex: none;
  margin-top: 4px;
  color: var(--orange-ink);
}
.sec-dark .ticks .ck {
  color: var(--orange);
}
.ticks-lg li {
  font-size: 18px;
  color: var(--ink);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.kv {
  margin: 28px 0 0;
  display: grid;
  gap: 20px;
}
.kv > div {
  display: grid;
  gap: 4px;
}
.kv dt {
  font-weight: 700;
}
.kv dd {
  margin: 0;
  color: var(--ink-2);
}
.grid-kv {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 48px 56px;
}
.grid-kv-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.grid-kv > div {
  border-top: 2px solid var(--ink);
  padding-top: 20px;
}
.grid-kv dt {
  font: 700 20px/1.3 var(--f-text);
}
.grid-kv dd {
  margin: 10px 0 0;
  color: var(--ink-2);
}
.note-box {
  margin-top: 56px;
  padding: 28px 32px;
  border-radius: var(--r);
  background: var(--white);
  box-shadow: var(--shadow);
}
.note-box a:not(.btn) {
  font-weight: 650;
}
.note-box-row {
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.note-box-row p {
  margin-top: 6px;
  color: var(--ink-2);
}
.chips {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chips a {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--white);
  box-shadow: 0 0 0 1px var(--line);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}
.chips a:hover {
  box-shadow: 0 0 0 1.5px var(--ink);
}
/* —— 首页首屏 —— */
.hero {
  padding-bottom: clamp(56px, 7vw, 96px);
}
.hero-grid {
  width: min(100% - 2 * var(--gutter), var(--maxw));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(340px, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(32px, 4vw, 64px);
  align-items: center;
  padding: clamp(40px, 6vw, 88px) 0 clamp(48px, 6vw, 80px);
}
.hero h1 {
  font-size: clamp(38px, 4.2vw, 60px);
}
.hero .cta-row {
  margin-top: 36px;
}
.film-cap {
  font-size: 14px;
  color: var(--ink-3);
}
.proof {
  list-style: none;
  margin: 0;
  padding: 28px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.proof li {
  display: grid;
  gap: 2px;
}
.proof b {
  font: 700 17px/1.3 var(--f-text);
}
.proof span {
  font-size: 15px;
  color: var(--ink-3);
}

/* —— 内页首屏 —— */
.page-hero {
  padding: clamp(56px, 8vw, 120px) 0 clamp(40px, 5vw, 72px);
}
.page-hero h1 {
  max-width: 15em;
}
.crumbs {
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--ink-3);
}
.crumbs a {
  color: var(--ink-2);
}
.sol-hero {
  padding: clamp(40px, 6vw, 96px) 0 clamp(48px, 6vw, 96px);
}
.sol-hero h1 {
  font-size: clamp(36px, 4vw, 56px);
}
.sol-hero .cta-row {
  margin-top: 32px;
}
.sol-who-big {
  margin-top: 16px;
  font-weight: 600;
  color: var(--ink);
}
.photo-wrap {
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--r);
}

/* —— 场景卡 —— */
.sol-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.sol-card {
  display: grid;
  height: 100%;
  grid-template-rows: auto 1fr;
  text-decoration: none;
  background: var(--white);
  border-radius: var(--r);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: translate 0.2s, box-shadow 0.2s;
}
.sol-card:hover {
  translate: 0 -3px;
  box-shadow: 0 1px 2px rgba(20, 18, 16, 0.06), 0 32px 56px -32px rgba(20, 18, 16, 0.5);
}
.sol-img {
  position: relative;
  overflow: hidden;
}
.sol-img img,
.sol-img video {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: opacity 0.35s, scale 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.sol-img video {
  position: absolute;
  inset: 0;
  opacity: 0;
}
.sol-img video.is-playing {
  opacity: 1;
}
.sol-card:hover .sol-img img,
.sol-card:hover .sol-img video {
  scale: 1.04;
}
.sol-txt {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 22px 24px;
}
.sol-txt b {
  font: 700 20px/1.25 var(--f-text);
}
.sol-txt > span {
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.5;
}
.sol-txt .sol-who {
  font-size: 14px;
  color: var(--ink-3);
}
.sol-txt .more {
  margin-top: auto;
  padding-top: 12px;
  font-size: 15px;
  color: var(--ink);
}

/* —— 控制台截图：浏览器外框 —— */
.screen {
  border-radius: 14px;
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 0 0 1px var(--line), 0 40px 80px -48px rgba(20, 18, 16, 0.55);
}
.screen-bar {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  background: #ece7df;
}
.screen-bar i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d3cbbf;
}
.screen img {
  width: 100%;
  height: auto;
}
.sec-dark .screen {
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, 0.8);
}

/* —— 手机外框：真实观看页截图 —— */
.phone {
  width: 100%;
  max-width: 300px;
  padding: 10px;
  border-radius: 40px;
  background: #1b1916;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.2), 0 40px 70px -40px rgba(20, 18, 16, 0.6);
}
.phone-screen {
  position: relative;
  border-radius: 31px;
  overflow: hidden;
  background: #000;
}
.phone img {
  width: 100%;
  aspect-ratio: 390 / 844;
  object-fit: cover;
}
/* 真实视频盖在观看页播放器的位置上（截图里 y 312–531 / 844） */
.phone-video {
  position: absolute;
  left: 0;
  top: 36.97%;
  width: 100%;
  height: 25.95%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.4s;
}
.phone-video.is-playing {
  opacity: 1;
}
.phone-feature {
  margin-inline: auto;
}

/* —— 三步 —— */
.how {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px;
}
.how-img {
  aspect-ratio: 4 / 3;
  display: grid;
  align-items: center;
  margin-bottom: 28px;
}
.how-img > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 14px;
}
/* 三步里的截图：统一 4:3，从左上角裁 */
.how-img .screen {
  height: 100%;
  display: flex;
  flex-direction: column;
}
.how-img .screen-body {
  flex: 1;
  min-height: 0;
}
.how-img .screen img {
  height: 100%;
  object-fit: cover;
  object-position: left top;
}
.how-n {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  font: 700 15px var(--f-text);
  margin-bottom: 16px;
}
.how-step p:not(.how-n) {
  margin-top: 8px;
  color: var(--ink-2);
}

/* —— 示例卡 —— */
.ex-row,
.ex-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
}
.ex-card {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: 32px;
  align-items: center;
  padding: 32px;
  background: var(--white);
  border-radius: var(--r);
  box-shadow: var(--shadow);
}
.ex-card .phone {
  max-width: 230px;
  justify-self: center;
}
.ex-sol {
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--orange-ink);
}
.ex-body h3 {
  margin-top: 10px;
  font-size: 22px;
}
.ex-body > p:not(.ex-sol) {
  margin-top: 10px;
  color: var(--ink-2);
}
.ex-scan {
  margin-top: 24px;
  display: flex;
  gap: 16px;
  align-items: center;
}
.ex-qr {
  flex: none;
  width: 112px;
  padding: 6px;
  border-radius: 10px;
  background: var(--white);
  box-shadow: 0 0 0 1px var(--line);
}
.ex-qr svg {
  display: block;
  width: 100%;
  height: auto;
}
.ex-scan-t {
  font-weight: 650;
  margin-bottom: 4px;
}
.ex-card-big {
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1fr);
  padding: clamp(32px, 4vw, 56px);
  gap: clamp(32px, 5vw, 72px);
}
.ex-card-big .phone {
  max-width: 280px;
}
.ex-card-big .ex-qr {
  width: 140px;
}
.ex-card-big h3 {
  font: 800 clamp(26px, 2.4vw, 34px) / 1.15 var(--f-display);
}
/* —— 痛点、其他方案 —— */
.pains {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 48px;
}
.pains li {
  border-top: 2px solid var(--ink);
  padding-top: 22px;
}
.pains p {
  margin-top: 10px;
  color: var(--ink-2);
}
.other-sols {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.other-sols a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 16px;
  padding: 24px;
  border-radius: var(--r);
  background: var(--white);
  text-decoration: none;
  box-shadow: 0 0 0 1px var(--line);
}
.other-sols a:hover {
  box-shadow: 0 0 0 1.5px var(--ink);
}
.other-sols b {
  font-size: 18px;
}
.other-sols span {
  grid-column: 1;
  color: var(--ink-3);
  font-size: 15px;
}
.other-sols .arr {
  grid-column: 2;
  grid-row: 1 / 3;
  align-self: center;
  font-size: 20px;
}

/* —— 首页价格入口 —— */
.price-teaser {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
}
.price-box {
  padding: 40px;
  border-radius: var(--r);
  background: var(--white);
  box-shadow: var(--shadow);
}
.price-from {
  color: var(--ink-3);
  font-size: 15px;
}
.price-big {
  margin: 6px 0 28px;
  font: 800 clamp(30px, 3vw, 42px) / 1.1 var(--f-display);
  letter-spacing: -0.02em;
}

/* —— 常见问题 —— */
.faq-wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}
.faq {
  margin: 0;
}
.faq-row {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.faq-row:first-child {
  padding-top: 0;
}
.faq dt {
  font: 700 18px/1.4 var(--f-text);
}
.faq dd {
  margin: 8px 0 0;
  color: var(--ink-2);
  max-width: 40em;
}
/* 帮助页：左边固定的主题目录，右边搜索和问答；左边缘与页首标题对齐 */
.help-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}
.help {
  max-width: 820px;
}
.help-nav {
  position: sticky;
  top: calc(var(--topbar) + 32px);
  display: grid;
  gap: 2px;
}
.help-nav-t {
  margin-bottom: 10px;
  font: 650 13px/1.3 var(--f-text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange-ink);
}
.help-nav a {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  margin-left: -14px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  color: var(--ink-2);
  transition: background-color 0.15s, color 0.15s;
}
.help-nav a span {
  color: var(--ink-3);
  font-weight: 500;
}
.help-nav a:hover {
  background: rgba(20, 18, 16, 0.05);
  color: var(--ink);
}
.help-nav a.is-current {
  background: var(--ink);
  color: var(--paper);
}
.help-nav a.is-current span {
  color: inherit;
  opacity: 0.7;
}
.help-nav a.is-hidden {
  opacity: 0.35;
}
.help-nav .help-nav-wa {
  margin-top: 20px;
  justify-content: flex-start;
  align-items: center;
  gap: 8px;
  font-size: 15px;
}
.help-nav-wa .wa-icon {
  width: 18px;
  height: 18px;
  color: var(--wa);
}
.help-group + .help-group {
  margin-top: 72px;
}
.help-group h2 {
  font-size: clamp(24px, 2.2vw, 30px);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--ink);
}
.help-group .faq-row:first-child {
  padding-top: 0;
}

/* —— 价格页 —— */
/* 试用横条：免费试用不和付费套餐并排比，做成上方一条，浅一些 */
.trial {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px 40px;
  padding: 24px 32px;
  border: 1.5px dashed rgba(20, 18, 16, 0.22);
  border-radius: var(--r);
}
.trial-t {
  font: 800 22px/1.2 var(--f-display);
}
.trial-txt p {
  margin-top: 6px;
  color: var(--ink-2);
  font-size: 15px;
}
.trial-keys {
  display: flex;
  gap: 28px;
  margin: 0;
}
.trial-keys dt {
  color: var(--ink-3);
  font-size: 13px;
}
.trial-keys dd {
  margin: 2px 0 0;
  font-weight: 700;
  white-space: nowrap;
}
/* 两张付费卡：共用同一组行（subgrid），价格、按钮、参数、亮点在两张卡里对齐 */
.plans {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 24px;
  margin-top: 40px;
}
.plan {
  position: relative;
  display: grid;
  grid-row: span 9;
  grid-template-rows: subgrid;
  row-gap: 0;
  align-content: start;
  padding: 40px 40px 36px;
  border-radius: var(--r);
  background: var(--white);
  box-shadow: 0 0 0 1px var(--line), var(--shadow);
}
.plan-featured {
  background: var(--ink);
  color: var(--paper);
  box-shadow: var(--shadow);
}
.plan-badge {
  position: absolute;
  top: -14px;
  left: 40px;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
}
.plan-name {
  font: 800 28px/1.2 var(--f-display);
}
.plan-for {
  margin-top: 8px;
  color: var(--ink-3);
  font-size: 15px;
}
.plan-featured .plan-for,
.plan-featured .plan-monthly {
  color: rgba(247, 244, 238, 0.68);
}
.plan-promo {
  margin-top: 24px;
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 600;
}
.plan-featured .plan-promo {
  color: rgba(247, 244, 238, 0.85);
}
.plan-off {
  display: inline-block;
  margin-right: 6px;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--ink);
  font-weight: 800;
}
.plan-price {
  margin-top: 10px;
}
.plan-price s {
  margin-right: 4px;
  color: var(--ink-3);
  font: 600 22px/1 var(--f-display);
  text-decoration-thickness: 2px;
}
.plan-featured .plan-price s {
  color: rgba(247, 244, 238, 0.5);
}
.plan-price b {
  font: 800 48px/1 var(--f-display);
  letter-spacing: -0.02em;
}
.plan-price > span {
  color: var(--ink-2);
  font-weight: 600;
  white-space: nowrap;
}
.plan-featured .plan-price > span {
  color: rgba(247, 244, 238, 0.8);
}
.plan-monthly {
  margin: 8px 0 28px;
  font-size: 14px;
  color: var(--ink-3);
}
.plan-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0 0;
  padding: 20px 0;
  border-block: 1px solid var(--line);
}
.plan-featured .plan-stats {
  border-color: rgba(247, 244, 238, 0.16);
}
.plan-stats dt {
  color: var(--ink-3);
  font-size: 13px;
}
.plan-featured .plan-stats dt {
  color: rgba(247, 244, 238, 0.6);
}
.plan-stats dd {
  margin: 4px 0 0;
  font: 800 22px/1.15 var(--f-display);
}
.plan-more {
  margin: 22px 0 12px;
  font-weight: 700;
  font-size: 15px;
}
.plan-extras {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  align-content: start;
}
.plan-extras li {
  display: flex;
  gap: 10px;
  font-size: 15px;
}
.plan-extras .ck {
  flex: none;
  margin-top: 2px;
  color: var(--orange-ink);
}
.plan-featured .plan-extras .ck {
  color: var(--orange);
}
.table-wrap {
  position: relative;
  max-width: 100%;
  overflow-x: auto;
  border-radius: var(--r);
  background: var(--white);
  box-shadow: 0 0 0 1px var(--line);
}
.compare {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 16px;
}
.compare th,
.compare td {
  padding: 16px 24px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}
.compare thead th {
  font: 800 18px/1.2 var(--f-display);
  padding-top: 24px;
}
.compare tbody th {
  font-weight: 500;
  color: var(--ink-2);
  width: 34%;
}
.compare td .ck {
  color: var(--orange-ink);
}
.compare tfoot td {
  border-bottom: 0;
  padding-bottom: 24px;
}
/* 手机：不横着滑。每行先写功能名（占满一行），下面三格是三个套餐的值；
   套餐名表头吸顶，滚动时也知道哪列是哪个套餐。底部按钮和上面的套餐卡重复，去掉 */
@media (max-width: 640px) {
  .table-wrap {
    overflow: visible;
  }
  .compare {
    min-width: 0;
    font-size: 14px;
    line-height: 1.35;
  }
  .compare,
  .compare thead,
  .compare tbody {
    display: block;
  }
  .compare tr {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--line);
  }
  .compare th,
  .compare td {
    padding: 4px 8px 14px 16px;
    border-bottom: 0;
    overflow-wrap: anywhere;
  }
  .compare thead {
    position: sticky;
    top: var(--topbar);
    z-index: 2;
    background: var(--white);
    border-radius: var(--r) var(--r) 0 0;
  }
  .compare thead th {
    padding: 16px 8px 14px 16px;
    font-size: 15px;
    overflow-wrap: normal;
  }
  .compare thead th:first-child {
    display: none;
  }
  .compare tbody th {
    grid-column: 1 / -1;
    width: auto;
    padding-top: 14px;
    padding-bottom: 6px;
    color: var(--ink-3);
    font-size: 13px;
  }
  .compare tbody tr:last-child {
    border-bottom: 0;
  }
  .compare tfoot {
    display: none;
  }
}
/* —— 联系 —— */
.contact {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}
.contact h2 {
  font-size: clamp(22px, 2vw, 28px);
}
.contact-form {
  display: grid;
  gap: 18px;
  padding: clamp(28px, 4vw, 48px);
  border-radius: var(--r);
  background: var(--white);
  box-shadow: var(--shadow);
}
.contact-form label {
  display: grid;
  gap: 6px;
  font-weight: 600;
  font-size: 15px;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  font: inherit;
  font-weight: 400;
  padding: 12px 14px;
  border: 1px solid rgba(20, 18, 16, 0.25);
  border-radius: 10px;
  background: var(--white);
  color: var(--ink);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 3px solid rgba(255, 90, 31, 0.35);
  border-color: var(--orange-ink);
}
.contact-form .btn .wa-icon {
  color: var(--ink);
}
.form-err {
  color: var(--orange-ink);
  font-weight: 600;
}
.contact-side h2 + .kv {
  margin-bottom: 48px;
}
.contact-side .kv a {
  font-weight: 600;
}

/* —— 结尾行动 —— */
.final {
  padding: var(--sec) 0;
  background: var(--ink);
  color: var(--paper);
  text-align: center;
}
.final-in {
  display: grid;
  justify-items: center;
}
.final h2 {
  font-size: clamp(34px, 4vw, 56px);
}
.final p {
  margin-top: 18px;
  max-width: 32em;
  font-size: 19px;
  color: #d8d1c6;
}
.final .cta-row {
  margin-top: 40px;
  justify-content: center;
}
.final .btn-wa {
  background: transparent;
  color: var(--paper);
  border-color: rgba(247, 244, 238, 0.45);
}
.final .btn-wa:hover {
  border-color: var(--paper);
}

/* —— 页脚 —— */
.foot {
  background: #0d0c0a;
  color: #cfc8bc;
  padding: 72px 0 32px;
  font-size: 15px;
}
.foot-in {
  display: grid;
  grid-template-columns: 1.6fr repeat(4, minmax(0, 1fr));
  gap: 40px;
}
.brand-inv {
  color: var(--paper);
  --mark-outer: var(--paper);
  --mark-inner: #0d0c0a;
}
.foot-brand p {
  margin-top: 16px;
  max-width: 22em;
}
.foot-contact {
  display: grid;
  gap: 8px;
}
.foot-contact a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}
.foot-contact .wa-icon {
  width: 18px;
  height: 18px;
  color: var(--wa);
}
.foot-col {
  display: grid;
  align-content: start;
  gap: 10px;
}
.foot-col a,
.foot-legal a {
  text-decoration: none;
}
.foot-col a:hover,
.foot-legal a:hover,
.foot-contact a:hover {
  color: #fff;
  text-decoration: underline;
}
.foot-h {
  color: var(--paper);
  font-weight: 700;
  margin-bottom: 4px;
}
.foot-base {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  font-size: 13px;
  color: #9a9286;
}
.foot-legal {
  display: flex;
  gap: 20px;
}
/* 手机上点得到：链接上下各加一点点击区域，视觉不变 */
.foot-legal a {
  display: inline-block;
  padding: 4px 0;
  margin: -4px 0;
}
.powered {
  margin-left: auto;
}
.wa-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 40;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--wa);
  color: #fff;
  box-shadow: 0 14px 30px -12px rgba(0, 0, 0, 0.55);
  opacity: 0;
  pointer-events: none;
  translate: 0 12px;
  transition: opacity 0.2s, translate 0.2s;
}
.wa-float .wa-icon {
  width: 28px;
  height: 28px;
}
.wa-float.is-on {
  opacity: 1;
  pointer-events: auto;
  translate: 0 0;
}

/* —— 法律页 —— */
.legal {
  max-width: 760px;
  padding: 72px 0 120px;
}
.legal h1 {
  font-size: clamp(34px, 4vw, 48px);
}
.legal h2 {
  margin: 44px 0 12px;
  font-size: 24px;
}
.legal p {
  margin-top: 12px;
  color: var(--ink-2);
}
.legal-draft {
  margin-top: 16px;
  padding: 10px 14px;
  border-radius: 10px;
  background: #fff3cd;
  font-weight: 600;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* —— 响应式 —— */
@media (max-width: 1120px) {
  .topnav-list {
    gap: 0;
  }
  .topnav-link {
    padding: 10px 8px;
  }
  .sol-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .ex-row,
  .ex-grid {
    grid-template-columns: 1fr;
  }
  .foot-in {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .foot-brand {
    grid-column: 1 / -1;
  }
}
@media (max-width: 960px) {
  .topnav {
    display: none;
  }
  .menu-btn {
    display: block;
  }
  .hero-grid,
  .split,
  .split-top,
  .price-teaser,
  .faq-wrap,
  .contact {
    grid-template-columns: 1fr;
  }
  .split-media-left .split-txt {
    order: 0;
  }
  .help-layout {
    grid-template-columns: 1fr;
  }
  .help-nav {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  .help-nav-t,
  .help-nav .help-nav-wa {
    display: none;
  }
  .help-nav a {
    margin: 0;
    padding: 8px 14px;
    background: var(--white);
    box-shadow: 0 0 0 1px var(--line);
    border-radius: 999px;
    font-size: 14px;
  }
  .how,
  .pains,
  .other-sols,
  .grid-kv,
  .plans {
    grid-template-columns: 1fr;
  }
  .how {
    gap: 56px;
    max-width: 560px;
  }
  .plans {
    max-width: 520px;
    row-gap: 40px;
  }
  .trial {
    max-width: 520px;
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 22px 24px;
  }
  .trial .btn {
    justify-self: start;
  }
  .plan {
    padding: 36px 24px 28px;
  }
  .plan-badge {
    left: 24px;
  }
  .proof {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .grid-kv-2 {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 700px) {
  :root {
    --topbar: 64px;
  }
  body {
    font-size: 16px;
  }
  .hero-grid {
    padding-top: 28px;
  }
  .cta-row .btn {
    flex: 1 1 100%;
  }
  .sol-grid {
    grid-template-columns: 1fr;
  }
  .ex-card,
  .ex-card-big {
    grid-template-columns: 1fr;
    padding: 24px;
  }
  .ex-card .phone {
    max-width: 220px;
  }
  .foot-in {
    grid-template-columns: 1fr 1fr;
  }
  .powered {
    margin-left: 0;
  }
  .wa-float {
    right: 16px;
    bottom: 16px;
  }
}

/* —— 动效组件 —— */
/* 滚动出现：由 site.js 给区块加 data-reveal（看得见的一开始就不藏） */
.js [data-reveal] {
  opacity: 0;
  translate: 0 22px;
  transition: opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1), translate 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
  transition-delay: calc(var(--d, 0) * 90ms);
}
.js [data-reveal].is-in {
  opacity: 1;
  translate: 0 0;
}
/* 顶栏滚动后不再变矮：变矮会让整页上移，浏览器回调滚动位置后又变高，来回抖动 */

/* 截图上的光标：移到按钮处点一下 */
.screen-body {
  position: relative;
}
.cursor {
  position: absolute;
  left: var(--x);
  top: var(--y);
  pointer-events: none;
  opacity: 0;
  translate: 60px 70px;
}
.cursor svg {
  display: block;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.3));
}
.cursor-ring {
  position: absolute;
  left: -14px;
  top: -14px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 3px solid var(--orange);
  opacity: 0;
}
.cursor-tip {
  position: absolute;
  left: 24px;
  top: 22px;
  padding: 5px 10px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font: 600 13px/1.2 var(--f-text);
  white-space: nowrap;
  opacity: 0;
}
[data-cursor].is-in .cursor {
  animation: cur-move 1.1s 0.5s cubic-bezier(0.3, 0.8, 0.3, 1) forwards;
}
[data-cursor].is-in .cursor-ring {
  animation: cur-ring 1.6s 1.6s ease-out infinite;
}
[data-cursor].is-in .cursor-tip {
  animation: cur-tip 0.4s 1.7s forwards;
}
@keyframes cur-move {
  from {
    opacity: 0;
    translate: 60px 70px;
  }
  30% {
    opacity: 1;
  }
  85% {
    translate: 0 0;
    scale: 1;
  }
  92% {
    scale: 0.85;
  }
  to {
    opacity: 1;
    translate: 0 0;
    scale: 1;
  }
}
@keyframes cur-ring {
  from {
    opacity: 0.9;
    scale: 0.5;
  }
  to {
    opacity: 0;
    scale: 1.8;
  }
}
@keyframes cur-tip {
  to {
    opacity: 1;
  }
}

/* 功能页首屏：二维码不变，视频在换 */
.swap {
  margin: 0;
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  padding: 32px;
  border-radius: 24px;
  background: var(--white);
  box-shadow: var(--shadow);
}
.swap-qr {
  display: grid;
  justify-items: center;
  gap: 10px;
}
.swap .swap-sticker {
  --w: 132px;
  rotate: -3deg;
}
.swap-qr-cap {
  font-weight: 700;
  font-size: 14px;
}
.swap-link {
  display: flex;
  gap: 6px;
}
.swap-link i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  animation: dot 1.4s infinite;
}
.swap-link i:nth-child(2) {
  animation-delay: 0.18s;
}
.swap-link i:nth-child(3) {
  animation-delay: 0.36s;
}
@keyframes dot {
  0%,
  100% {
    opacity: 0.25;
  }
  40% {
    opacity: 1;
  }
}
.swap-stack {
  position: relative;
  display: grid;
  min-width: 0;
  overflow: hidden;
}
.swap-item {
  grid-area: 1 / 1;
  opacity: 0;
  translate: 24px 0;
  transition: opacity 0.6s, translate 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.swap-item.is-on {
  opacity: 1;
  translate: 0 0;
}
.swap-item.is-out {
  opacity: 0;
  translate: -24px 0;
}
.swap-item img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
}
.swap-item p {
  margin-top: 12px;
  font-weight: 650;
  font-size: 15px;
}
.swap-item p span {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--paper-2);
  color: var(--orange-ink);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.swap-dots {
  display: flex;
  gap: 6px;
  margin-top: 12px;
}
.swap-dots i {
  width: 18px;
  height: 4px;
  border-radius: 2px;
  background: var(--line);
  transition: background-color 0.3s, width 0.3s;
}
.swap-dots i.is-on {
  width: 32px;
  background: var(--orange);
}
.swap figcaption {
  grid-column: 1 / -1;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
  font-size: 15px;
}
.chips a.is-current {
  background: var(--ink);
  color: var(--paper);
  box-shadow: none;
}

/* 场景页：聊天窗口里的痛点 */
.pains-wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
}
.pains-wrap .pains {
  grid-template-columns: 1fr;
  gap: 28px;
}
.chat,
.wa-chat {
  border-radius: 22px;
  overflow: hidden;
  background: #efe7dd;
  box-shadow: var(--shadow);
}
.chat-top,
.wa-top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: #1f6b52;
  color: #fff;
}
.chat-top div,
.wa-top div {
  display: grid;
  line-height: 1.25;
}
.chat-top span:not(.chat-av),
.wa-top span:not(.chat-av) {
  font-size: 13px;
  opacity: 0.8;
}
.chat-av {
  width: 38px;
  height: 38px;
  flex: none;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  font-weight: 700;
}
.chat-body {
  display: grid;
  gap: 10px;
  justify-items: start;
  min-height: 300px;
  align-content: start;
  padding: 22px 18px 26px;
}
.bubble {
  position: relative;
  max-width: 85%;
  padding: 9px 56px 9px 13px;
  border-radius: 4px 14px 14px 14px;
  background: #fff;
  font-size: 15px;
  line-height: 1.4;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08);
}
.bubble-t {
  position: absolute;
  right: 10px;
  bottom: 6px;
  font-size: 11px;
  color: #8b8378;
}
.typing {
  display: flex;
  gap: 4px;
  padding: 12px 14px;
  border-radius: 4px 14px 14px 14px;
  background: #fff;
}
.typing i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #b9b0a4;
  animation: dot 1.2s infinite;
}
.typing i:nth-child(2) {
  animation-delay: 0.15s;
}
.typing i:nth-child(3) {
  animation-delay: 0.3s;
}
.js [data-chat] .bubble,
.js [data-chat] .typing {
  opacity: 0;
  translate: 0 12px;
  scale: 0.96;
  transform-origin: left top;
}
[data-chat].is-in .bubble,
[data-chat].is-in .typing {
  animation: pop 0.45s cubic-bezier(0.2, 1.3, 0.4, 1) forwards;
  animation-delay: calc(0.3s + var(--i) * 0.9s);
}
@keyframes pop {
  to {
    opacity: 1;
    translate: 0 0;
    scale: 1;
  }
}

/* 示例：二维码上的扫描线 */
[data-scanline] {
  position: relative;
  overflow: hidden;
}
[data-scanline]::after {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  top: 0;
  height: 3px;
  border-radius: 2px;
  background: var(--orange);
  box-shadow: 0 0 12px 2px rgba(255, 90, 31, 0.6);
  animation: scan 2.6s ease-in-out infinite;
}
@keyframes scan {
  0%,
  100% {
    top: 6%;
  }
  50% {
    top: 92%;
  }
}

/* 价格：估算器 */
.est {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
  padding: clamp(28px, 4vw, 48px);
  border-radius: var(--r);
  background: var(--white);
  box-shadow: var(--shadow);
}
.est h2 {
  font-size: clamp(26px, 2.4vw, 34px);
}
.est label {
  display: block;
  margin-top: 12px;
  color: var(--ink-2);
  font-size: 18px;
}
.est-val b {
  font: 800 clamp(34px, 3.4vw, 46px) / 1 var(--f-display);
  letter-spacing: -0.02em;
}
.est-val span {
  color: var(--ink-3);
}
.est input[type="range"] {
  width: 100%;
  margin: 22px 0 6px;
  accent-color: var(--orange);
  height: 28px;
}
.est-scale {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--ink-3);
}
.est-out {
  margin-top: 18px;
  font-weight: 700;
  font-size: 19px;
}
.plan {
  transition: box-shadow 0.3s;
}
/* 估算器推荐的套餐：只加橙色外框，不移动位置（移动会让两张卡对不齐） */
.plan.is-rec {
  box-shadow: 0 0 0 3px var(--orange), var(--shadow);
}
.compare tbody tr {
  transition: background-color 0.15s;
}
.compare tbody tr:hover {
  background: #fbf4ec;
}

/* 帮助：搜索 + 折叠问答 */
.help-search {
  display: grid;
  gap: 8px;
  margin-bottom: 56px;
  font-weight: 650;
}
.help-search input {
  font: inherit;
  font-weight: 400;
  font-size: 18px;
  padding: 16px 18px 16px 48px;
  border: 1px solid rgba(20, 18, 16, 0.25);
  border-radius: 14px;
  background: var(--white) url("data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 24 24%22 width=%2220%22 height=%2220%22%3E%3Ccircle cx=%2210.5%22 cy=%2210.5%22 r=%226.5%22 fill=%22none%22 stroke=%22%236f675d%22 stroke-width=%222%22/%3E%3Cpath d=%22M15.5 15.5L21 21%22 stroke=%22%236f675d%22 stroke-width=%222%22 stroke-linecap=%22round%22/%3E%3C/svg%3E") 16px center no-repeat;
}
.help-search input:focus {
  outline: 3px solid rgba(255, 90, 31, 0.35);
  border-color: var(--orange-ink);
}
.help-empty {
  margin-bottom: 40px;
  color: var(--ink-2);
}
.qa {
  border-bottom: 1px solid var(--line);
  interpolate-size: allow-keywords;
}
.qa summary {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
  font: 700 18px/1.4 var(--f-text);
}
.qa summary::-webkit-details-marker {
  display: none;
}
.qa-plus {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 2px;
}
.qa-plus::before,
.qa-plus::after {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  top: 10px;
  height: 2px;
  background: var(--ink);
  transition: rotate 0.25s;
}
.qa-plus::after {
  rotate: 90deg;
}
.qa[open] .qa-plus::after {
  rotate: 0deg;
}
.qa::details-content {
  height: 0;
  overflow: hidden;
  transition: height 0.3s, content-visibility 0.3s allow-discrete;
}
.qa[open]::details-content {
  height: auto;
}
.qa p {
  padding: 0 40px 22px 0;
  color: var(--ink-2);
  max-width: 44em;
}
.qa mark {
  background: #ffe1d3;
  color: inherit;
  border-radius: 3px;
}

/* 联系：WhatsApp 预览 */
.wa-preview {
  margin-bottom: 56px;
}
.wa-preview-t {
  margin-bottom: 12px;
  font-weight: 700;
}
.wa-body {
  display: grid;
  justify-items: end;
  min-height: 150px;
  align-content: end;
  padding: 22px 18px;
}
.wa-msg {
  max-width: 88%;
  padding: 10px 13px;
  border-radius: 14px 4px 14px 14px;
  background: #d9fdd3;
  font-size: 15px;
  line-height: 1.45;
  white-space: pre-line;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.08);
}

/* 关于我们：流程线 */
.flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 24px;
  position: relative;
}
.flow::before,
.flow::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  top: 21px;
  height: 2px;
  background: var(--line);
}
.flow::after {
  background: var(--orange);
  transform-origin: left;
  scale: 0 1;
  transition: scale 2.4s cubic-bezier(0.4, 0, 0.2, 1) 0.2s;
}
.flow.is-in::after {
  scale: 1 1;
}
.flow li {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 6px;
  align-content: start;
}
.flow li > span:last-child {
  color: var(--ink-2);
  font-size: 15px;
}
.flow-dot {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin-bottom: 10px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 0 0 2px var(--line);
  font-weight: 700;
  transition: background-color 0.3s, box-shadow 0.3s;
  transition-delay: calc(0.3s + var(--i) * 0.5s);
}
.flow.is-in .flow-dot {
  background: var(--orange);
  box-shadow: 0 0 0 2px var(--orange);
}

@media (max-width: 960px) {
  .pains-wrap,
  .est {
    grid-template-columns: 1fr;
  }
  .flow {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .flow::before,
  .flow::after {
    left: 21px;
    right: auto;
    top: 22px;
    bottom: 22px;
    width: 2px;
    height: auto;
  }
  .flow::after {
    transform-origin: top;
    scale: 1 0;
  }
  .flow.is-in::after {
    scale: 1 1;
  }
  .flow li {
    grid-template-columns: 44px 1fr;
    column-gap: 18px;
  }
  .flow-dot {
    grid-row: span 2;
    margin: 0;
  }
}
@media (max-width: 700px) {
  .swap {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    padding: 24px;
  }
  .swap-link {
    rotate: 90deg;
  }
  .swap-stack {
    width: 100%;
  }
  .cursor-tip {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .js [data-reveal],
  .js [data-chat] .bubble,
  .js [data-chat] .typing {
    opacity: 1 !important;
    translate: none !important;
    scale: none !important;
    animation: none !important;
  }
  .cursor {
    opacity: 1;
    translate: 0 0;
  }
  .cursor-tip {
    opacity: 1;
  }
  [data-cursor] .cursor,
  [data-cursor] .cursor-ring,
  [data-scanline]::after,
  .swap-link i,
  .typing i {
    animation: none !important;
  }
  .flow::after {
    scale: 1 1 !important;
  }
}

/* 光标靠右时，提示文字放到光标左下方，不被截图边缘挡住 */
.cursor-flip .cursor-tip {
  left: auto;
  right: 6px;
  top: 30px;
}

/* 首页短片舞台 + 网页版落版 + 橙色二维码贴纸（沿用 v1，与短片最后一帧逐像素对齐） */
.hero-film {
  margin: 0;
  display: grid;
}
.stage,
.stage-controls {
  grid-area: 1 / 1;
}
.film-cap {
  grid-area: 2 / 1;
  margin-top: 10px;
  font-size: 13px;
  color: var(--ink-3);
}
.film-cap span {
  font: 600 12px var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  margin-right: 6px;
}
.stage {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: clamp(10px, 1.1vw, 18px);
  background: #e9e3da;
  isolation: isolate;
  box-shadow: 0 30px 60px -40px rgba(20, 18, 16, 0.55);
}
/* 落版按 1920×1080 设计稿用 cqw 定位；手机上把这一层放大、裁成竖版海报 */
.stage-inner {
  position: absolute;
  inset: 0;
  container-type: inline-size;
}
.stage-film,
.endcard {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.stage-film {
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.3s;
}
.endcard {
  transition: opacity 0.35s;
}
/* 自动播放：脚本接手前先显示第一帧，避免落版闪一下 */
.autoplay .stage:not([data-started]) .stage-film,
.stage[data-state="playing"] .stage-film {
  opacity: 1;
}
.autoplay .stage:not([data-started]) .endcard,
.stage[data-state="playing"] .endcard {
  opacity: 0;
  pointer-events: none;
}

/* 网页版落版：按 1920×1080 设计稿换算成容器宽度单位（cqw），与短片最后一帧逐像素对齐 */
.ec-photo {
  position: absolute;
  left: 0;
  top: -7.2917cqw;
  width: 100cqw;
  height: 66.6667cqw;
  max-width: none;
}
.ec-boxlabel {
  position: absolute;
  left: 9.8958cqw;
  top: 2.0313cqw;
  font: 800 1.5625cqw / normal var(--f-display);
  font-stretch: 115%;
  letter-spacing: 0.05em;
  color: rgba(20, 18, 16, 0.6);
  white-space: nowrap;
}
.endcard .ec-sticker {
  position: absolute;
  left: 36.4583cqw;
  top: 13.5417cqw;
  --w: 13.0208cqw;
  rotate: -4deg;
  box-shadow: 0 0.1563cqw 0 rgba(0, 0, 0, 0.12), 0 0.625cqw 1.0417cqw -0.3125cqw rgba(20, 18, 16, 0.38);
}
.ec-title {
  position: absolute;
  left: 6.25cqw;
  top: 39.1667cqw;
  margin: 0;
  font: 800 5.2083cqw / 0.98 var(--f-display);
  font-stretch: 105%;
  letter-spacing: -0.03em;
  white-space: nowrap;
}
.ec-side {
  position: absolute;
  left: 69.2708cqw;
  top: 7.2917cqw;
  width: 28.125cqw;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2.2917cqw;
}
.ec-logo {
  display: flex;
  align-items: center;
  gap: 1.0208cqw;
  font: 800 3.3542cqw / 1 var(--f-display);
  font-stretch: 112%;
  letter-spacing: -0.02em;
}
.ec-mark {
  width: 3.6458cqw;
  height: 3.6458cqw;
}
.ec-cta {
  font: 800 3.0208cqw / 1.04 var(--f-display);
  color: #fff;
  background: var(--orange);
  padding: 1.5625cqw 2.2917cqw;
  border-radius: 1.25cqw;
  rotate: -3deg;
  text-decoration: none;
  box-shadow: 0 0 0 0.5208cqw rgba(255, 255, 255, 0.95), 0 1.3542cqw 2.3958cqw -0.8333cqw rgba(20, 18, 16, 0.5);
  transition: background-color 0.15s;
}
.ec-cta:hover {
  background: #ff6a33;
}
.ec-site {
  font: 800 2.3958cqw / normal var(--f-display);
  letter-spacing: -0.01em;
}
.ec-notes {
  margin-top: 0.5208cqw;
  font: 600 1.5625cqw / 1.35 var(--f-text);
  color: var(--ink-2);
}
/* 落版出现后才补上的提示（短片里没有） */
.ec-hint {
  position: absolute;
  right: 65.4cqw;
  top: 21.2cqw;
  margin: 0;
  padding: 0.6cqw 1cqw;
  background: #fff;
  border-radius: 0.5cqw;
  font: 700 1.35cqw / 1.2 var(--f-text);
  rotate: -2deg;
  box-shadow: 0 0.3cqw 0.8cqw -0.3cqw rgba(20, 18, 16, 0.45);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.4s 0.6s, translate 0.4s 0.6s;
  translate: -0.8cqw 0;
}
.stage[data-state="end"] .ec-hint {
  opacity: 1;
  translate: 0 0;
}
.ec-arrow {
  color: var(--orange-ink);
}
.hint-tap {
  display: none;
}
@media (hover: none) and (pointer: coarse) {
  .hint-scan {
    display: none;
  }
  .hint-tap {
    display: inline;
  }
}
@container (max-width: 640px) {
  .ec-hint {
    display: none;
  }
}

/* 贴纸（短片里同一张）：--w 为贴纸宽度 */
.sticker {
  --w: 220px;
  width: var(--w);
  height: calc(var(--w) * 1.25);
  padding: calc(var(--w) * 0.07);
  background: var(--orange);
  border-radius: calc(var(--w) * 0.08);
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #fff;
  text-decoration: none;
  flex: none;
}
.sticker-qr {
  display: block;
  background: #fff;
  border-radius: calc(var(--w) * 0.035);
  padding: calc(var(--w) * 0.0258);
}
.sticker-qr svg {
  display: block;
  width: calc(var(--w) * 0.8084);
  height: calc(var(--w) * 0.8084);
}
.sticker-txt {
  margin-top: calc(var(--w) * 0.045);
  font: 800 calc(var(--w) * 0.083) / 1.05 var(--f-display);
  letter-spacing: 0.03em;
  text-align: center;
  white-space: nowrap;
}

.stage-controls {
  z-index: 2;
  align-self: end;
  justify-self: end;
  margin: 0 18px 18px 0;
  display: flex;
  gap: 8px;
}
.stage-btn {
  display: none;
  align-items: center;
  gap: 8px;
  border: 0;
  border-radius: 999px;
  padding: 10px 16px;
  background: rgba(20, 18, 16, 0.82);
  color: #fff;
  font: 600 14px/1 var(--f-text);
  cursor: pointer;
}
.stage-btn:hover {
  background: var(--ink);
}
.stage-len {
  opacity: 0.7;
  font-weight: 500;
}
.tri {
  width: 0;
  height: 0;
  border-left: 10px solid currentColor;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}
.stage[data-state="end"]:not([data-played]) ~ .stage-controls .stage-play,
.stage[data-state="end"][data-played] ~ .stage-controls .stage-replay,
.stage[data-state="playing"] ~ .stage-controls .stage-skip {
  display: inline-flex;
}

@media (max-width: 700px) {
  /* 手机海报：只露出纸箱和贴纸（1920×1080 设计稿里 x 110–1010、y 0–900 这一块），标题上面已经有了 */
  .stage {
    aspect-ratio: 1 / 1;
  }
  .stage:not([data-state="playing"]) .ec-title {
    display: none;
  }
  .stage-inner {
    inset: 0 auto auto -12.22%;
    width: 213.33%;
    aspect-ratio: 16 / 9;
  }
  .stage[data-state="playing"] {
    aspect-ratio: 16 / 9;
  }
  .stage[data-state="playing"] .stage-inner {
    left: 0;
    width: 100%;
  }
  .ec-hint {
    font-size: 2.6cqw;
    padding: 1cqw 1.6cqw;
    right: 64cqw;
  }
  .stage-controls {
    grid-area: 2 / 1;
    justify-self: start;
    margin: 12px 0 0;
  }
  .film-cap {
    grid-area: 3 / 1;
  }
  .hint-scan {
    display: none;
  }
  .hint-tap {
    display: inline;
  }
}

/* —— 贴纸“拍”上来 —— */
/* 只有加载时在视口下方的贴纸才会先藏起来（由 site.js 加 .slap-wait），看得见的永远不藏 */
.slap-wait {
  opacity: 0;
}
[data-slap].is-in {
  animation: slap 0.5s cubic-bezier(0.2, 1.4, 0.4, 1) both;
}
@keyframes slap {
  0% {
    opacity: 0;
    transform: scale(1.45) rotate(-7deg);
  }
  55% {
    opacity: 1;
    transform: scale(0.95) rotate(0deg);
  }
  100% {
    opacity: 1;
    transform: none;
  }
}

/* 多语言（顶栏“语言”标签、提示条、中日韩字体）和账号页（注册 / 登录 / 找回密码） */

/* —— 中日韩：系统字体补字，标题不收紧字距 —— */
html:lang(zh-CN) {
  --f-display: "Archivo", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --f-text: "Inter", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
html:lang(ja) {
  --f-display: "Archivo", "Hiragino Sans", "Yu Gothic UI", "Meiryo", "Noto Sans JP", sans-serif;
  --f-text: "Inter", "Hiragino Sans", "Yu Gothic UI", "Meiryo", "Noto Sans JP", sans-serif;
}
html:lang(ko) {
  --f-display: "Archivo", "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
  --f-text: "Inter", "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
  word-break: keep-all;
}
html:is(:lang(zh-CN), :lang(ja)) {
  line-break: strict;
}
html:is(:lang(zh-CN), :lang(ja), :lang(ko)) :is(h1, h2, h3, .brand, .price-big) {
  letter-spacing: 0;
}
/* 标题里的橙色短语整体换行，避免“二 / 维码不变”这样拆开 */
html:is(:lang(zh-CN), :lang(ja)) :is(h1, h2) .hl {
  display: inline-block;
}

/* —— 顶栏“语言”标签：地球图标 + 各语言的“语言”一词轮播 + 当前语言代码 —— */
.lang {
  position: relative;
  flex: none;
  margin-left: -12px;
}
.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 8px 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--ink-2);
  font: 500 15px/1 var(--f-text);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background-color 0.2s;
}
.lang-btn:hover,
.lang.is-open .lang-btn {
  color: var(--ink);
  border-color: rgba(20, 18, 16, 0.3);
  background: var(--white);
}
.lang-globe {
  flex: none;
}
.lang-word {
  display: block;
  width: 5.4em;
  height: 1.3em;
  overflow: hidden;
  text-align: left;
}
.lang-reel {
  display: grid;
  /* 8 种语言 + 首个重复一次，循环时无缝；增减语言要同步改下面的关键帧 */
  animation: lang-reel 17.6s cubic-bezier(0.7, 0, 0.2, 1) infinite;
}
.lang-reel > span {
  display: block;
  height: 1.3em;
  line-height: 1.3em;
  white-space: nowrap;
}
.lang:hover .lang-reel,
.lang.is-open .lang-reel,
.lang-btn:focus-visible .lang-reel {
  animation-play-state: paused;
}
@keyframes lang-reel {
  0%, 10% { translate: 0 0; }
  12.5%, 22.5% { translate: 0 -1.3em; }
  25%, 35% { translate: 0 -2.6em; }
  37.5%, 47.5% { translate: 0 -3.9em; }
  50%, 60% { translate: 0 -5.2em; }
  62.5%, 72.5% { translate: 0 -6.5em; }
  75%, 85% { translate: 0 -7.8em; }
  87.5%, 97.5% { translate: 0 -9.1em; }
  100% { translate: 0 -10.4em; }
}
.lang-code {
  display: grid;
  place-items: center;
  min-width: 28px;
  height: 24px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  font: 700 11px/1 var(--f-text);
  letter-spacing: 0.06em;
}
.lang-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  z-index: 60;
  width: 300px;
  padding: 14px;
  background: var(--white);
  border-radius: 18px;
  box-shadow: 0 0 0 1px var(--line), 0 30px 60px -30px rgba(20, 18, 16, 0.45);
  animation: lang-menu 0.18s ease-out;
}
@keyframes lang-menu {
  from {
    opacity: 0;
    translate: 0 -6px;
  }
}
.lang-menu-t {
  margin: 2px 6px 10px;
  color: var(--ink-3);
  font-size: 13px;
  font-weight: 600;
}
.lang-menu ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.lang-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 10px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
}
.lang-menu a:hover {
  background: var(--paper);
}
.lang-menu a small {
  color: var(--ink-3);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.lang-menu a[aria-current] {
  background: var(--paper-2);
  font-weight: 700;
}
.lang-menu a[aria-current] small {
  color: var(--orange-ink);
}

/* 浏览器语言和页面不同时的提示：浮在左下角（右下角留给 WhatsApp 按钮），出现时不推动页面 */
.lang-hint {
  position: fixed;
  left: 16px;
  bottom: 16px;
  z-index: 45;
  max-width: min(420px, calc(100% - 112px));
  border-radius: 14px;
  background: var(--ink);
  color: var(--paper);
  font-size: 14px;
  box-shadow: 0 18px 40px -16px rgba(20, 18, 16, 0.6);
  animation: lang-menu 0.3s ease-out;
}
.lang-hint .wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  width: auto;
  padding: 8px 8px 8px 18px;
}
.lang-hint a {
  color: inherit;
  font-weight: 600;
  text-underline-offset: 4px;
}
.lang-hint button {
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: inherit;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.lang-hint button:hover {
  background: rgba(255, 255, 255, 0.12);
}

.legal-note {
  margin: 0 0 32px;
}

/* —— 账号页 —— */
.auth {
  padding: clamp(40px, 7vw, 96px) 0 var(--sec);
}
.auth-grid {
  display: grid;
  grid-template-columns: minmax(0, 460px) minmax(0, 1fr);
  gap: clamp(48px, 9vw, 136px);
  align-items: start;
}
.auth-main h1 {
  margin: 0 0 14px;
  font: 800 clamp(34px, 4.2vw, 50px) / 1.04 var(--f-display);
  font-stretch: 108%;
  letter-spacing: -0.025em;
}
.auth-main .lead {
  margin: 0 0 36px;
  color: var(--ink-2);
  font-size: 18px;
}
.auth-form {
  display: grid;
  gap: 20px;
}
.fld[hidden] {
  display: none;
}
.fld > label {
  display: block;
  margin-bottom: 7px;
  font-weight: 600;
  font-size: 15px;
}
.fld input:not([type="checkbox"]) {
  width: 100%;
  height: 52px;
  padding: 0 16px;
  border: 1.5px solid rgba(20, 18, 16, 0.18);
  border-radius: 12px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.fld input::placeholder {
  color: #a39b90;
}
.fld input:not([type="checkbox"]):focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 90, 31, 0.18);
}
.fld input[aria-invalid="true"] {
  border-color: var(--orange-ink);
}
.fld-err {
  margin: 7px 0 0;
  color: var(--orange-ink);
  font-size: 14px;
  font-weight: 500;
}
.fld-hint {
  margin: 7px 0 0;
  color: var(--ink-3);
  font-size: 14px;
}
.fld-pw {
  position: relative;
}
.fld-pw input:not([type="checkbox"]) {
  padding-right: 52px;
}
.pw-eye {
  position: absolute;
  right: 6px;
  top: 6px;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--ink-3);
  cursor: pointer;
}
.pw-eye:hover,
.pw-eye[aria-pressed="true"] {
  color: var(--ink);
  background: var(--paper);
}
.fld-row {
  display: flex;
  gap: 10px;
}
.fld-row input:not([type="checkbox"]) {
  flex: 1;
  min-width: 0;
}
.fld-row .btn {
  flex: none;
  height: 52px;
  white-space: nowrap;
}
.captcha-img {
  flex: none;
  width: 136px;
  height: 52px;
  padding: 0;
  overflow: hidden;
  border: 1.5px solid rgba(20, 18, 16, 0.18);
  border-radius: 12px;
  background: var(--white);
  cursor: pointer;
}
.captcha-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.fld-check label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--ink-2);
  font-size: 15px;
  line-height: 1.5;
  cursor: pointer;
}
.fld-check input {
  flex: none;
  width: 20px;
  height: 20px;
  margin: 1px 0 0;
  accent-color: var(--orange);
}
.fld-check a {
  color: var(--ink);
  font-weight: 600;
}
.auth-forgot {
  margin: -8px 0 0;
  text-align: right;
  font-size: 15px;
}
.auth-forgot a,
.auth-alt a,
.auth-plan a {
  font-weight: 600;
  text-underline-offset: 4px;
}
.auth-msg {
  margin: 0;
  padding: 12px 16px;
  border-radius: 12px;
  background: #fff0e9;
  color: var(--orange-ink);
  font-size: 15px;
}
.auth-msg[hidden] {
  display: none;
}
.auth-msg.is-ok {
  background: #e8f6ee;
  color: #12663c;
}
.auth-submit {
  margin-top: 4px;
}
.auth-submit[disabled] {
  opacity: 0.7;
  cursor: progress;
}
.auth-alt {
  margin: 28px 0 0;
  color: var(--ink-2);
}
.auth-plan {
  margin: 28px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  color: var(--ink-2);
}
.auth-already .cta-row,
.auth-reset .cta-row {
  margin-top: 28px;
}
.reset-pw {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  padding: 10px 10px 10px 20px;
  border: 1.5px dashed rgba(20, 18, 16, 0.25);
  border-radius: 14px;
  background: var(--white);
}
.reset-pw[hidden] {
  display: none;
}
.reset-pw code {
  flex: 1;
  font: 600 22px/1.3 ui-monospace, Consolas, monospace;
  letter-spacing: 0.04em;
  word-break: break-all;
}
.auth-side {
  position: sticky;
  top: calc(var(--topbar) + 32px);
  padding: clamp(28px, 4vw, 52px);
  border-radius: 28px;
  background: var(--paper-2);
}
.auth-side .swap {
  box-shadow: 0 1px 2px rgba(20, 18, 16, 0.05), 0 30px 60px -40px rgba(20, 18, 16, 0.45);
}
.auth-side-t {
  margin: 40px 0 18px;
  font: 750 clamp(24px, 2.4vw, 32px) / 1.15 var(--f-display);
  letter-spacing: -0.015em;
}
.auth-side .ticks {
  margin: 0;
}

@media (max-width: 960px) {
  .lang {
    margin-left: auto;
  }
  .lang + .menu-btn {
    margin-left: 4px;
  }
  .auth-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .auth-main {
    max-width: 520px;
  }
  .auth-side {
    display: none;
  }
}
@media (max-width: 420px) {
  .lang-btn {
    padding: 0 10px;
  }
  .lang-code {
    display: none;
  }
  .lang-word {
    width: 4.6em;
  }
  .fld-row {
    flex-wrap: wrap;
  }
}
@media (prefers-reduced-motion: reduce) {
  .lang-reel {
    animation: none;
  }
}

/* 出错时只显示错误，不同时显示密码规则 */
.fld:has(.fld-err:not([hidden])) .fld-hint {
  display: none;
}
.topnav-actions .btn {
  white-space: nowrap;
}
/* 窄一些的电脑屏：语言标签只留地球和代码，给导航让位 */
@media (min-width: 961px) and (max-width: 1180px) {
  .lang-word {
    display: none;
  }
  .lang {
    margin-left: -16px;
  }
}

/* —— 结账页 —— */
.pay {
  padding: clamp(40px, 6vw, 80px) 0 var(--sec);
}
.pay-grid {
  display: grid;
  grid-template-columns: minmax(0, 600px) minmax(0, 380px);
  justify-content: space-between;
  gap: clamp(40px, 7vw, 104px);
  align-items: start;
}
.pay-main h1 {
  margin: 0 0 14px;
  font: 800 clamp(34px, 4.2vw, 50px) / 1.04 var(--f-display);
  font-stretch: 108%;
  letter-spacing: -0.025em;
}
.pay-main .lead {
  margin: 0 0 32px;
  color: var(--ink-2);
  font-size: 18px;
}
.pay [hidden] {
  display: none !important;
}
.pay-login {
  padding: 28px;
  border-radius: var(--r);
  background: var(--white);
  box-shadow: var(--shadow);
}
.pay-login h2 {
  margin: 0 0 8px;
  font: 750 24px/1.2 var(--f-display);
}
.pay-login p {
  margin: 0 0 22px;
  color: var(--ink-2);
}
.pay-login .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.pay-form {
  gap: 28px;
}
.pay-account {
  margin: 0;
  padding: 14px 18px;
  border-radius: 12px;
  background: var(--paper-2);
  color: var(--ink-2);
  font-size: 15px;
}
.pay-account b {
  color: var(--ink);
  overflow-wrap: anywhere;
}
.pay-notyou {
  display: block;
  margin-top: 2px;
}
.link-btn {
  padding: 0;
  border: 0;
  background: none;
  color: var(--ink);
  font: inherit;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
}
.pay-set {
  display: grid;
  gap: 18px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}
.pay-set legend {
  padding: 0;
  margin-bottom: 14px;
  font: 750 13px/1.2 var(--f-text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.pay-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.picks {
  display: grid;
  gap: 10px;
}
.picks-2 {
  grid-template-columns: 1fr 1fr;
}
.pick {
  position: relative;
  display: block;
  cursor: pointer;
}
.pick input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.pick-box {
  display: grid;
  gap: 4px;
  height: 100%;
  padding: 16px 18px 16px 50px;
  border: 1.5px solid rgba(20, 18, 16, 0.18);
  border-radius: 14px;
  background: var(--white);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.pick-box::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 19px;
  width: 20px;
  height: 20px;
  border: 1.5px solid rgba(20, 18, 16, 0.3);
  border-radius: 50%;
  background: var(--white);
}
.pick input:checked + .pick-box {
  border-color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--ink);
}
.pick input:checked + .pick-box::before {
  border: 6px solid var(--orange);
}
.pick input:focus-visible + .pick-box {
  box-shadow: 0 0 0 4px rgba(255, 90, 31, 0.25);
}
.pick:hover .pick-box {
  border-color: rgba(20, 18, 16, 0.45);
}
.pick-box b {
  font-size: 16px;
}
.pick-price {
  font: 800 22px/1.2 var(--f-display);
}
.pick-price small {
  font: 500 13px var(--f-text);
  color: var(--ink-3);
}
.pick-note {
  color: var(--ink-3);
  font-size: 14px;
  line-height: 1.45;
}
/* 选中的付款方式下面展开：卡号表单或转账信息 */
.pay-panel {
  display: grid;
  gap: 18px;
  margin: -10px 0 0;
  padding: 20px 18px 18px;
  border: 1.5px solid var(--ink);
  border-top: 0;
  border-radius: 0 0 14px 14px;
  background: var(--white);
}
.pick:has(input:checked):has(+ .pay-panel:not([hidden])) .pick-box {
  border-radius: 14px 14px 0 0;
  border-bottom-color: var(--line);
  box-shadow: none;
}
.pay-panel > p {
  margin: 0;
  color: var(--ink-2);
  font-size: 15px;
}
.pay-panel .fine {
  margin: 0;
}
.card-logos {
  position: absolute;
  right: 16px;
  top: 17px;
  display: flex;
  gap: 4px;
}
.card-logo {
  padding: 2px 5px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: 800 10px/1.3 var(--f-text);
  font-style: normal;
  letter-spacing: 0.02em;
}
.card-logo-visa { color: #1a1f71; }
.card-logo-mc { color: #eb001b; }
.card-logo-amex { color: #006fcf; }
.fld-card {
  position: relative;
}
.fld-card input:not([type="checkbox"]) {
  padding-right: 150px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}
.card-brand {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-3);
  font-size: 13px;
  font-weight: 700;
  pointer-events: none;
}
.card-brand[data-brand="visa"] { color: #1a1f71; }
.card-brand[data-brand="mastercard"] { color: #eb001b; }
.card-brand[data-brand="amex"] { color: #006fcf; }
.spei {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.spei > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
}
.spei > div + div {
  border-top: 1px solid var(--line);
}
.spei dt {
  color: var(--ink-3);
  font-size: 14px;
}
.spei dd {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-weight: 600;
  text-align: right;
}
.spei code {
  font: 600 16px/1.3 ui-monospace, Consolas, monospace;
  letter-spacing: 0.02em;
}
.copy-btn {
  padding: 4px 10px;
  border: 1px solid rgba(20, 18, 16, 0.2);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  font: 600 13px/1.4 var(--f-text);
  cursor: pointer;
}
.copy-btn:hover {
  background: var(--paper-2);
}
.pay-done-paid {
  margin: -20px 0 24px;
  color: var(--ink-3);
  font-size: 15px;
}
.pay-demo {
  margin: 0;
  padding: 12px 16px;
  border-left: 3px solid var(--orange);
  border-radius: 0 10px 10px 0;
  background: #fff4ee;
  color: var(--ink-2);
  font-size: 14px;
}
.pay-sum {
  position: sticky;
  top: calc(var(--topbar) + 32px);
  padding: 28px;
  border-radius: 24px;
  background: var(--paper-2);
}
.pay-sum-t {
  margin: 0 0 18px;
  font: 750 13px/1.2 var(--f-text);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.pay-sum-name {
  display: grid;
  margin: 0 0 18px;
}
.pay-sum-name b {
  font: 800 30px/1.1 var(--f-display);
  letter-spacing: -0.015em;
}
.pay-sum-name span {
  color: var(--ink-3);
  font-size: 15px;
}
.pay-sum dl {
  margin: 0;
}
.pay-sum dl > div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  font-size: 15px;
}
.pay-sum dt {
  color: var(--ink-2);
}
.pay-sum dd {
  margin: 0;
  text-align: right;
  font-weight: 600;
}
.pay-sum-keys {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.pay-sum-money {
  padding-top: 10px;
}
.pay-sum-promo dd s {
  color: var(--ink-3);
  font-weight: 500;
}
.pay-sum .pay-sum-total {
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  align-items: baseline;
}
.pay-sum-total dt {
  color: var(--ink);
  font-weight: 700;
}
.pay-sum-total dd {
  font: 800 28px/1 var(--f-display);
}
.pay-sum-total small {
  font: 500 13px var(--f-text);
  color: var(--ink-3);
}
.pay-sum-notes {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 15px;
}
.pay-done {
  outline: none;
}
.pay-done-mark {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin-bottom: 22px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--white);
}
.pay-done-mark .ck {
  width: 28px;
  height: 28px;
}
.pay-done-order {
  display: inline-block;
  margin: 0 0 28px;
  padding: 12px 18px;
  border: 1.5px dashed rgba(20, 18, 16, 0.25);
  border-radius: 12px;
  background: var(--white);
}
.pay-done-order dt {
  color: var(--ink-3);
  font-size: 13px;
}
.pay-done-order dd {
  margin: 0;
  font: 600 18px/1.3 ui-monospace, Consolas, monospace;
}
.pay-done .fine a {
  white-space: nowrap;
}
.pay-done .cta-row {
  margin-bottom: 24px;
}
@media (max-width: 960px) {
  .pay-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .pay-sum {
    position: static;
    max-width: 600px;
  }
}
@media (max-width: 560px) {
  .picks-2 {
    grid-template-columns: 1fr;
  }
  .pay > .wrap .pay-set > .pay-2 {
    grid-template-columns: 1fr;
  }
  .card-logos {
    display: none;
  }
  .spei > div {
    flex-wrap: wrap;
  }
}