:root {
  --mint: #c9f2ec;
  --mint-deep: #9de5d8;
  --cream: #fff8df;
  --warm-white: #fffdf8;
  --sky: #dff5ff;
  --blue: #2189ff;
  --navy: #14264b;
  --muted: #607195;
  --orange: #ff8a24;
  --orange-display: #d45e00;
  --orange-action: #bd4d00;
  --orange-text: #a94100;
  --yellow: #facc15;
  --green: #10b981;
  --purple: #745cf4;
  --line: rgba(20, 38, 75, .12);
  --shadow: 0 24px 60px rgba(20, 62, 107, .12);
  --radius-lg: 32px;
  --radius-md: 20px;
  --content: min(1240px, calc(100% - 64px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--navy); background: var(--warm-white); font-family: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
.page-shell { overflow-x: clip; }
.site-header { width: var(--content); min-height: 88px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 28px; position: relative; z-index: 5; }
.brand, .footer-brand { display: inline-flex; align-items: center; gap: 11px; }
.brand-mark { width: 52px; height: 52px; display: grid; place-items: center; overflow: hidden; }
.brand-mark img { width: 52px; height: 52px; object-fit: contain; }
.brand-copy { display: grid; gap: 5px; }
.brand-copy strong { color: var(--navy); font-family: "YouYuan", "幼圆", "Arial Rounded MT Bold", "PingFang SC", sans-serif; font-size: 18px; letter-spacing: 0; }
.brand-copy small { color: var(--muted); font-size: 10px; }
.desktop-nav { display: flex; align-items: center; gap: 34px; margin-left: auto; margin-right: 0; color: var(--muted); font-size: 13px; }
.desktop-nav .nav-primary { display: inline-flex; align-items: center; gap: 9px; min-height: 44px; padding: 0 22px; border-radius: 999px; color: #fff; background: var(--orange-action); box-shadow: 0 12px 26px rgba(189, 77, 0, .2); font-size: 13px; font-weight: 800; }
.desktop-nav .nav-primary span { font-size: 17px; line-height: 1; }
.desktop-nav a, .text-link, .footer-meta a { transition: color .2s ease; }
.desktop-nav a:hover, .text-link:hover, .footer-meta a:hover { color: var(--orange-text); }.desktop-nav .nav-primary:hover { color: #fff; background: #a94100; }
.brand:focus-visible, .desktop-nav a:focus-visible, .button:focus-visible, .text-link:focus-visible, .footer-meta a:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 12px; border-radius: 999px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button span { font-size: 18px; line-height: 1; }
.button-large { min-height: 56px; padding: 0 25px; font-size: 15px; }
.button-orange { color: #fff; background: var(--orange-action); box-shadow: 0 9px 20px rgba(189, 77, 0, .24); }
.button-orange:hover { background: #a94100; box-shadow: 0 13px 25px rgba(189, 77, 0, .3); }
.button-navy { color: #fff; background: var(--navy); box-shadow: 0 9px 20px rgba(20, 38, 75, .18); }
.section-pad { width: var(--content); margin: 0 auto; }
.hero { min-height: 610px; display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); align-items: center; gap: 24px; padding-top: 24px; padding-bottom: 62px; }
.hero-copy { position: relative; z-index: 2; }
.hero-note, .section-kicker { margin: 0 0 18px; color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: 0; text-transform: uppercase; }
.note-dot { width: 8px; height: 8px; display: inline-block; margin-right: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 0 5px rgba(255, 138, 36, .13); vertical-align: 1px; }
h1, h2, h3, p { margin-top: 0; }
.nowrap { white-space: nowrap; }
h1 { margin-bottom: 20px; font-size: 72px; line-height: 1.08; letter-spacing: 0; }
h1 em, h2 em { color: var(--orange-display); font-style: normal; }
.hero-lead { max-width: 520px; margin-bottom: 28px; color: var(--muted); font-size: 17px; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 25px; }
.text-link { min-height: 44px; display: inline-flex; align-items: center; color: var(--navy); font-size: 13px; font-weight: 700; }
.text-link span { margin-left: 5px; color: var(--orange); font-size: 17px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 12px 20px; margin-top: 28px; color: var(--muted); font-size: 12px; }
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.meta-icon { display: inline-grid; place-items: center; width: 19px; height: 19px; border-radius: 7px; color: var(--navy); font-size: 11px; font-style: normal; }
.meta-spark { background: var(--yellow); }.meta-heart { background: var(--mint-deep); }.meta-wave { background: #d8cffd; }
.hero-flow { max-width: 520px; margin-top: 24px; padding: 14px 16px; display: grid; grid-template-columns: repeat(7, auto); align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255, 255, 255, .64); }
.hero-flow span { min-width: 0; display: grid; gap: 3px; }
.hero-flow strong { color: var(--navy); font-size: 13px; }
.hero-flow small { color: var(--muted); font-size: 11px; white-space: nowrap; }
.hero-flow i { width: 18px; height: 1px; background: var(--line); }
.hero-stage { min-height: 500px; position: relative; isolation: isolate; }
.stage-sun { position: absolute; width: 390px; height: 390px; top: 58px; left: 50%; transform: translateX(-50%); border-radius: 50%; background: var(--mint); opacity: .82; }
.stage-sun::after { content: ""; position: absolute; inset: 30px; border: 1px dashed rgba(33, 137, 255, .24); border-radius: 50%; }
.logo-stage-card { position: absolute; width: min(360px, 70%); aspect-ratio: 1; top: 94px; left: 50%; transform: translateX(-50%); display: grid; place-items: center; border-radius: 50%; background: rgba(255, 253, 248, .84); box-shadow: 0 22px 55px rgba(20, 80, 102, .17); animation: float 5s ease-in-out infinite; }
.logo-stage-card img { width: 82%; height: 82%; object-fit: contain; position: relative; z-index: 1; }
.logo-glow { position: absolute; inset: 18%; border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, .9), rgba(255, 255, 255, 0)); }
.stage-caption { position: absolute; bottom: 19px; color: var(--muted); font-size: 9px; letter-spacing: 0; text-transform: uppercase; }
.letter { position: absolute; z-index: 2; display: grid; place-items: center; border-radius: 22px; font-size: 27px; font-weight: 900; box-shadow: 0 12px 20px rgba(20, 38, 75, .13); animation: bob 4s ease-in-out infinite; }
.letter-a { width: 72px; height: 72px; top: 46px; left: 12%; color: #fff; background: #ff4d62; transform: rotate(-12deg); }.letter-b { width: 67px; height: 67px; top: 245px; right: 5%; color: #fff; background: var(--blue); transform: rotate(14deg); animation-delay: .7s; }.letter-c { width: 58px; height: 58px; bottom: 62px; left: 18%; color: #fff; background: var(--yellow); transform: rotate(10deg); animation-delay: 1.2s; }
.stage-ring { position: absolute; border: 2px solid rgba(116, 92, 244, .33); border-radius: 50%; }.ring-one { width: 28px; height: 28px; top: 108px; right: 18%; }.ring-two { width: 13px; height: 13px; bottom: 94px; right: 25%; background: var(--orange); border: 0; }
.stage-scribble { position: absolute; color: var(--purple); font-size: 33px; }.scribble-left { left: 1%; top: 207px; }.scribble-right { right: 1%; bottom: 146px; color: var(--orange); }
.play-section { padding-top: 84px; padding-bottom: 100px; }
.section-heading { max-width: 760px; margin: 0 auto 48px; text-align: center; }.section-heading h2, .value-intro h2, .start-copy h2 { margin-bottom: 17px; font-size: 50px; line-height: 1.15; letter-spacing: 0; }.section-heading > p:last-child, .value-intro > p:last-child { margin-bottom: 0; color: var(--muted); font-size: 15px; line-height: 1.8; }
.play-track { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; position: relative; }.track-line { position: absolute; top: 104px; left: 12%; right: 12%; height: 2px; background: var(--line); }.track-line span { display: block; width: 36%; height: 100%; background: var(--orange); transition: width .35s ease; }.play-step { position: relative; z-index: 1; }.step-number { margin-bottom: 18px; color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: 0; }.step-visual { width: 145px; height: 145px; margin-bottom: 24px; display: flex; align-items: center; justify-content: center; gap: 7px; position: relative; border: 9px solid var(--warm-white); border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 1px var(--line), 0 16px 36px rgba(20, 62, 107, .1); transition: transform .25s ease, box-shadow .25s ease; }.visual-image { padding: 12px 10px; border-radius: 11px; color: var(--navy); background: var(--cream); font-size: 17px; font-weight: 900; letter-spacing: 0; transform: rotate(-7deg); }.sound-wave { position: absolute; right: 12px; top: 35px; color: var(--orange); font-size: 18px; font-weight: 900; transform: rotate(-15deg); }.step-spell .step-visual { background: #e7dcff; }.tile { padding: 10px 8px; border-radius: 8px; color: var(--navy); background: #fff; font-size: 14px; font-weight: 900; box-shadow: 0 5px 0 rgba(116, 92, 244, .2); transform: rotate(-7deg); }.tile-highlight { color: #fff; background: var(--purple); transform: translateY(-7px) rotate(5deg); }.step-speak .step-visual { background: #ffe4cb; }.avatar-face { width: 64px; height: 64px; display: grid; place-items: center; border: 5px solid var(--navy); border-radius: 50%; color: var(--navy); background: #ffd7b5; font-size: 40px; line-height: .7; }.voice-dot { position: absolute; right: 22px; top: 36px; color: var(--orange); font-size: 30px; text-shadow: 9px 0 #ffb363, 18px 0 #ffd2a5; }.play-step h3 { margin-bottom: 8px; font-size: 22px; }.play-step p { max-width: 280px; min-height: 48px; margin-bottom: 12px; color: var(--muted); font-size: 14px; line-height: 1.7; }
.step-tags { min-height: 26px; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 7px; list-style: none; }.step-tags li { padding: 5px 8px; border: 1px solid var(--line); border-radius: 7px; color: var(--muted); background: rgba(255,255,255,.72); font-size: 12px; }
.value-section { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 64px; align-items: center; padding-top: 84px; padding-bottom: 100px; border-top: 1px solid var(--line); }.value-intro h2 { margin-bottom: 22px; }.value-list { border-top: 1px solid var(--line); }.value-item { min-height: 116px; display: grid; grid-template-columns: 42px 1fr 50px; align-items: center; gap: 18px; border-bottom: 1px solid var(--line); }.value-index { color: var(--orange-text); font-size: 11px; font-weight: 800; }.value-item h3 { margin-bottom: 7px; font-size: 21px; }.value-item p { max-width: 420px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }.value-symbol { justify-self: end; display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; font-size: 22px; font-style: normal; }.symbol-sun { color: #9d7411; background: var(--cream); }.symbol-eye { color: #188c70; background: var(--mint); }.symbol-voice { color: #6651d8; background: #e7dcff; font-size: 13px; font-weight: 900; }
.fit-grid { margin-top: 28px; display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; background: rgba(255,255,255,.58); }.fit-grid span { min-width: 0; padding: 13px 12px; display: grid; gap: 5px; border-right: 1px solid var(--line); }.fit-grid span:last-child { border-right: 0; }.fit-grid strong { font-size: 13px; }.fit-grid small { color: var(--muted); font-size: 11px; line-height: 1.45; }
.start-section { padding-top: 12px; padding-bottom: 80px; }.start-card { min-height: 430px; display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 72px; align-items: center; padding: 56px 72px; position: relative; overflow: hidden; border-radius: var(--radius-lg); background: var(--mint); }.start-copy { position: relative; z-index: 1; }.start-copy h2 { margin-bottom: 18px; }.start-copy > p:not(.section-kicker) { max-width: 560px; margin-bottom: 22px; color: #536586; font-size: 14px; line-height: 1.8; }.start-brand { display: inline-flex; margin-bottom: 12px; padding: 6px 10px; border-radius: 7px; color: var(--navy); background: var(--cream); font-family: "YouYuan", "幼圆", "Arial Rounded MT Bold", "PingFang SC", sans-serif; font-size: 14px; font-weight: 800; }.start-points { max-width: 560px; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; list-style: none; }.start-points li { min-width: 0; padding: 10px 11px; display: grid; gap: 4px; border-top: 1px solid rgba(20,38,75,.18); }.start-points strong { color: var(--orange-text); font-size: 11px; }.start-points span { color: var(--navy); font-size: 12px; line-height: 1.5; }.qr-wrap { width: 236px; padding: 14px 14px 16px; position: relative; z-index: 1; border-radius: 24px; background: #fff; box-shadow: var(--shadow); text-align: center; transform: rotate(3deg); }.qr-wrap img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 13px; }.qr-wrap strong { display: block; margin-top: 10px; color: var(--navy); font-family: "YouYuan", "幼圆", "Arial Rounded MT Bold", "PingFang SC", sans-serif; font-size: 15px; }.qr-wrap span { display: block; margin-top: 4px; color: #536586; font-size: 12px; letter-spacing: 0; }.start-burst { position: absolute; color: var(--orange); font-size: 46px; }.burst-one { top: 28px; right: 33%; }.burst-two { right: 45px; bottom: 37px; color: var(--purple); font-size: 27px; }
.site-footer { width: var(--content); min-height: 94px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 22px; border-top: 1px solid var(--line); }.footer-brand div { display: grid; gap: 4px; }.footer-brand strong { color: var(--navy); font-family: "YouYuan", "幼圆", "Arial Rounded MT Bold", "PingFang SC", sans-serif; font-size: 19px; }.footer-brand span, .footer-meta { color: var(--muted); font-size: 12px; }.footer-meta { display: flex; align-items: center; gap: 25px; }.footer-meta a { min-height: 44px; display: inline-flex; align-items: center; color: var(--navy); font-weight: 700; }
@keyframes float { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, -11px); } }
@keyframes bob { 0%, 100% { margin-top: 0; } 50% { margin-top: -8px; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }

@media (max-width: 1200px) and (min-width: 961px) {
  :root { --content: calc(100% - 48px); }
  h1 { font-size: 62px; }
  .hero { min-height: 590px; }
  .section-heading h2, .value-intro h2, .start-copy h2 { font-size: 46px; }
  .start-card { gap: 48px; padding-right: 54px; padding-left: 54px; }
}

@media (max-width: 960px) {
  :root { --content: min(720px, calc(100% - 48px)); }
  .site-header { min-height: 76px; }
  .hero { min-height: 0; grid-template-columns: 1fr; gap: 18px; padding-top: 46px; padding-bottom: 72px; }
  .hero-copy { text-align: center; }
  h1 { font-size: 60px; }
  .hero-lead, .hero-flow { margin-right: auto; margin-left: auto; }
  .hero-actions, .hero-meta { justify-content: center; }
  .hero-stage { min-height: 420px; margin-top: 0; }
  .stage-sun { top: 15px; }
  .logo-stage-card { top: 50px; }
  .value-section { grid-template-columns: 1fr; gap: 44px; }
  .fit-grid { max-width: 620px; }
  .start-card { grid-template-columns: minmax(0, 1fr) 236px; gap: 34px; padding: 48px; }
  .qr-wrap { width: 220px; }
}

@media (max-width: 800px) {
  :root { --content: min(640px, calc(100% - 36px)); }
  .desktop-nav { display: flex; gap: 0; }
  .desktop-nav .nav-primary { min-height: 44px; padding: 0 17px; }
  .hero { padding-top: 38px; padding-bottom: 66px; }
  .hero h1 { font-size: 52px; }
  .hero-note { font-size: 11px; }
  .hero-lead { font-size: 15px; }
  .hero-actions { flex-wrap: wrap; }
  .hero-flow { width: 100%; }
  .hero-stage { min-height: 340px; }
  .stage-sun { width: 310px; height: 310px; }
  .logo-stage-card { width: 270px; top: 38px; }
  .letter-a { top: 14px; }
  .letter-b { top: 176px; }
  .letter-c { bottom: 20px; }
  .scribble-left { top: 150px; }
  .scribble-right { bottom: 82px; }
  .play-section, .value-section { padding-top: 70px; padding-bottom: 78px; }
  .section-heading { margin-bottom: 40px; }
  .section-heading h2, .value-intro h2, .start-copy h2 { font-size: 39px; }
  .play-track { grid-template-columns: 1fr; gap: 32px; padding-left: 0; }
  .track-line { top: 56px; bottom: 56px; left: 98px; right: auto; width: 2px; height: auto; }
  .track-line span { width: 100%; height: 33%; }
  .play-step { display: grid; grid-template-columns: 30px 112px minmax(0, 1fr); align-items: center; gap: 12px; }
  .step-number { margin: 0; align-self: start; padding-top: 8px; }
  .step-visual { width: 112px; height: 112px; margin: 0; border-width: 7px; }
  .play-step h3 { margin: 0 0 6px; }
  .play-step p { max-width: none; min-height: 0; margin-bottom: 10px; font-size: 13px; }
  .step-tags { min-height: 0; }
  .value-section { gap: 40px; }
  .value-item { grid-template-columns: 34px minmax(0, 1fr) 42px; gap: 12px; }
  .value-item p { font-size: 13px; }
  .value-symbol { width: 38px; height: 38px; }
  .start-card { min-height: 0; grid-template-columns: 1fr; gap: 34px; padding: 46px 34px 52px; text-align: left; }
  .start-copy > p:not(.section-kicker), .start-points { max-width: none; }
  .qr-wrap { justify-self: center; }
  .site-footer { padding: 26px 0; align-items: flex-start; flex-direction: column; }
  .footer-meta { width: 100%; justify-content: space-between; gap: 12px; }
}

@media (max-width: 640px) {
  :root { --content: calc(100% - 28px); }
  .site-header { gap: 12px; }
  .brand { gap: 8px; }
  .brand-mark, .brand-mark img { width: 44px; height: 44px; }
  .brand-copy { gap: 2px; }
  .brand-copy strong { font-size: 17px; }
  .brand-copy small { display: none; }
  .desktop-nav .nav-primary { padding: 0 14px; font-size: 12px; }
  .desktop-nav .nav-primary span { display: none; }
  .hero { padding-top: 30px; padding-bottom: 56px; }
  .hero h1 { font-size: 46px; }
  .hero-actions { gap: 14px; }
  .button-large { min-height: 50px; padding: 0 20px; font-size: 14px; }
  .hero-meta { gap: 10px 14px; margin-top: 24px; }
  .hero-flow { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; padding: 12px 8px; }
  .hero-flow i { display: none; }
  .hero-flow small { font-size: 11px; }
  .hero-stage { min-height: 315px; }
  .stage-sun { width: 280px; height: 280px; }
  .logo-stage-card { width: 244px; top: 34px; }
  .stage-caption { bottom: 14px; }
  .letter { transform: scale(.72) rotate(-12deg); }
  .letter-b { top: 162px; transform: scale(.72) rotate(14deg); }
  .letter-c { bottom: 8px; transform: scale(.72) rotate(10deg); }
  .section-heading h2, .value-intro h2, .start-copy h2 { font-size: 34px; }
  .section-heading > p:last-child, .value-intro > p:last-child { font-size: 14px; }
  .play-step { grid-template-columns: 26px 96px minmax(0, 1fr); gap: 10px; }
  .step-visual { width: 96px; height: 96px; border-width: 6px; }
  .visual-image { padding: 9px 7px; font-size: 13px; }
  .avatar-face { width: 51px; height: 51px; font-size: 30px; }
  .tile { padding: 8px 6px; font-size: 12px; }
  .track-line { top: 48px; bottom: 48px; left: 84px; }
  .play-step h3 { font-size: 19px; }
  .play-step p { font-size: 12px; line-height: 1.6; }
  .step-tags { gap: 5px; }
  .step-tags li { padding: 4px 6px; font-size: 11px; }
  .fit-grid { grid-template-columns: 1fr; }
  .fit-grid span { padding: 11px 12px; grid-template-columns: 92px 1fr; align-items: center; gap: 10px; border-right: 0; border-bottom: 1px solid var(--line); }
  .fit-grid span:last-child { border-bottom: 0; }
  .fit-grid small { font-size: 11px; }
  .start-section { padding-bottom: 56px; }
  .start-card { padding: 40px 24px 46px; border-radius: 24px; }
  .start-points { grid-template-columns: 1fr; gap: 0; }
  .start-points li { grid-template-columns: 26px 1fr; align-items: start; gap: 8px; }
  .start-points span { font-size: 12px; }
  .qr-wrap { width: 208px; }
  .footer-meta { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 360px) {
  .brand-copy small { display: none; }
  .brand-copy strong { font-size: 16px; }
  .desktop-nav .nav-primary { padding: 0 12px; }
  .hero h1 { font-size: 41px; }
  .hero-note { font-size: 10px; }
  .hero-actions { flex-direction: column; }
  .text-link { min-height: 44px; display: inline-flex; align-items: center; }
  .hero-meta { font-size: 11px; }
  .play-step { grid-template-columns: 22px 86px minmax(0, 1fr); gap: 8px; }
  .step-visual { width: 86px; height: 86px; }
  .track-line { top: 43px; bottom: 43px; left: 73px; }
  .step-tags li { font-size: 11px; }
}