:root {
  --primary: #a855f7;
  --primary-deep: #7e3fd0;
  --primary-soft: #eadbfc;
  --accent: #ffb5a7;
  --background: #fafafc;
  --background-lavender: #f8f5fb;
  --ink: #17141b;
  --muted: #716b78;
  --line: rgba(58, 43, 68, 0.1);
  --glass: rgba(255, 255, 255, 0.62);
  --shadow: 0 24px 70px rgba(78, 43, 105, 0.11);
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang TC", "Noto Sans TC", sans-serif;
  --page: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: linear-gradient(135deg, var(--background), var(--background-lavender) 52%, var(--background)); font-family: var(--font); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: auto; }
button { font: inherit; }
section[id] { scroll-margin-top: 92px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
.skip-link { position: fixed; z-index: 200; top: -60px; left: 20px; padding: 12px 16px; border-radius: 14px; background: var(--ink); color: white; font-weight: 700; transition: top 160ms ease; }
.skip-link:focus { top: 18px; }

.site-header { position: fixed; z-index: 100; inset: 0 0 auto; border-bottom: 1px solid transparent; transition: background 180ms ease, border-color 180ms ease, box-shadow 180ms ease; }
.site-header.scrolled { background: rgba(250, 250, 252, 0.8); border-color: rgba(255,255,255,.88); box-shadow: 0 8px 30px rgba(45, 31, 55, 0.05); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); }
.nav-shell { width: var(--page); min-height: 78px; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 19px; font-weight: 800; letter-spacing: -0.02em; }
.brand-mark { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 12px; background: linear-gradient(145deg, var(--primary), #be78fa); color: #fff; box-shadow: 0 10px 25px rgba(168,85,247,.25); font-size: 17px; }
.site-nav { display: flex; align-items: center; gap: 34px; color: var(--muted); font-size: 14px; font-weight: 600; }
.site-nav > a:not(.button), .site-footer nav a, .text-link { transition: color 160ms ease; }
.site-nav > a:not(.button):hover, .site-footer nav a:hover, .text-link:hover { color: var(--primary-deep); }
.menu-button { display: none; }

.button { display: inline-flex; min-height: 58px; align-items: center; justify-content: center; gap: 14px; padding: 0 25px; border-radius: 18px; background: linear-gradient(110deg, var(--primary), #b96af8); color: #fff; box-shadow: 0 16px 36px rgba(168,85,247,.26); font-weight: 750; transition: transform 180ms ease, box-shadow 180ms ease; }
.button:hover { transform: translateY(-2px); box-shadow: 0 20px 44px rgba(168,85,247,.32); }
.button-small { min-height: 44px; padding-inline: 18px; border-radius: 15px; color: #fff; }
.button-light { background: #fff; color: var(--primary-deep); box-shadow: 0 16px 40px rgba(58,25,82,.2); }
.button:focus-visible, a:focus-visible, button:focus-visible { outline: 3px solid rgba(168,85,247,.35); outline-offset: 4px; }
.text-link { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-size: 15px; font-weight: 700; }
.glass-card { background: var(--glass); border: 1px solid rgba(255,255,255,.88); box-shadow: var(--shadow); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); }
.eyebrow { margin: 0 0 20px; color: var(--primary-deep); font-size: 12px; font-weight: 800; letter-spacing: .16em; }
h1, h2, h3, p { text-wrap: pretty; }
h1, h2, h3 { margin-top: 0; letter-spacing: -.04em; }

.hero { position: relative; min-height: 100svh; overflow: hidden; display: grid; grid-template-columns: minmax(0, 1fr) minmax(430px, .86fr); align-items: center; gap: clamp(50px, 7vw, 100px); padding: 130px max(20px, calc((100vw - 1180px) / 2)) 80px; }
.ambient { position: absolute; border-radius: 50%; pointer-events: none; filter: blur(18px); }
.ambient-violet { width: 390px; height: 390px; right: -120px; top: -80px; background: rgba(168,85,247,.12); }
.ambient-coral { width: 430px; height: 430px; left: -240px; bottom: -220px; background: rgba(255,181,167,.16); }
.hero-copy { position: relative; z-index: 2; max-width: 680px; }
.hero h1 { margin-bottom: 26px; font-size: clamp(50px, 5.6vw, 78px); line-height: 1.06; }
.hero h1 span { color: var(--primary); }
.hero-description { max-width: 600px; margin: 0; color: var(--muted); font-size: clamp(17px, 1.5vw, 20px); line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 25px; margin-top: 36px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 32px; color: #807887; font-size: 13px; }
.trust-row span { display: flex; align-items: center; gap: 8px; }
.trust-row span::before { content: "✓"; color: var(--primary); font-weight: 800; }
.hero-visual { position: relative; z-index: 2; width: min(100%, 510px); justify-self: end; }
.hero-image-wrap { overflow: hidden; aspect-ratio: .82; border: 1px solid rgba(255,255,255,.9); border-radius: 42px; background: white; box-shadow: 0 38px 90px rgba(70,40,93,.18); }
.hero-image-wrap img { height: 100%; object-fit: cover; object-position: 70% center; }
.floating-card { position: absolute; display: flex; align-items: center; gap: 13px; padding: 14px 17px; border-radius: 21px; }
.floating-card strong, .floating-card small { display: block; }
.floating-card strong { font-size: 14px; }
.floating-card small { margin-top: 4px; color: var(--muted); font-size: 11px; }
.fit-card { left: -58px; bottom: 80px; }
.style-card { right: -34px; top: 46px; }
.fit-ring { position: relative; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: conic-gradient(var(--primary) 0 92%, var(--primary-soft) 92%); }
.fit-ring::before { content: ""; position: absolute; width: 38px; height: 38px; border-radius: 50%; background: #fbf9fd; }
.fit-ring span { position: relative; z-index: 1; font-size: 10px; font-weight: 800; }
.sparkle { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; background: var(--primary-soft); color: var(--primary-deep); font-size: 20px; }

.section { width: var(--page); margin-inline: auto; padding: 115px 0; }
.section-heading { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 70px; margin-bottom: 50px; }
.section-heading h2, .experience-intro h2, .philosophy h2, .cta h2 { margin-bottom: 0; font-size: clamp(40px, 4.5vw, 64px); line-height: 1.12; }
.section-heading > p { margin: 0 0 5px; color: var(--muted); font-size: 17px; line-height: 1.75; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card { position: relative; min-height: 320px; padding: 28px; border-radius: 28px; transition: transform 220ms ease, box-shadow 220ms ease; }
.feature-card:hover { transform: translateY(-5px); box-shadow: 0 30px 78px rgba(78,43,105,.15); }
.feature-card.featured { background: linear-gradient(145deg, rgba(238,224,255,.86), rgba(255,255,255,.66)); }
.feature-icon { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 16px; background: rgba(168,85,247,.11); color: var(--primary); font-size: 21px; }
.card-number { position: absolute; top: 29px; right: 29px; margin: 0; color: rgba(126,63,208,.28); font-size: 13px; font-weight: 800; letter-spacing: .1em; }
.feature-card h3 { margin: 78px 0 14px; font-size: 23px; }
.feature-card > p:last-child { margin: 0; color: var(--muted); line-height: 1.7; }

.experience-intro { max-width: 760px; margin-bottom: 90px; }
.experience-list { display: grid; gap: 115px; }
.experience-row { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(330px, .92fr); align-items: center; gap: clamp(48px, 7vw, 96px); }
.experience-row.reverse .experience-image { order: 2; }
.experience-row.reverse .experience-copy { order: 1; }
.experience-image { overflow: hidden; aspect-ratio: 4 / 3; border-radius: 30px; background: #eee8f2; box-shadow: 0 30px 75px rgba(69,39,91,.14); }
.experience-image img { height: 100%; object-fit: cover; transition: transform 500ms ease; }
.experience-row:hover .experience-image img { transform: scale(1.018); }
.step { display: inline-flex; padding: 8px 12px; border-radius: 99px; background: rgba(168,85,247,.1); color: var(--primary-deep); font-size: 11px; font-weight: 800; letter-spacing: .1em; }
.experience-copy h3 { margin: 24px 0 20px; font-size: clamp(34px, 3.5vw, 50px); line-height: 1.13; }
.experience-copy > p { margin: 0; color: var(--muted); font-size: 17px; line-height: 1.8; }
.experience-copy ul { display: grid; gap: 11px; margin: 24px 0 0; padding: 0; list-style: none; color: #554e5a; font-size: 14px; }
.experience-copy li::before { content: "✓"; margin-right: 10px; color: var(--primary); font-weight: 800; }
.experience-copy .text-link { margin-top: 26px; }
.metric { width: min(100%, 310px); margin-top: 26px; padding: 17px 20px; border-radius: 20px; display: grid; grid-template-columns: 1fr auto; align-items: center; }
.metric span { color: var(--muted); font-size: 13px; }
.metric strong { grid-row: 1 / 3; grid-column: 2; color: var(--primary); font-size: 34px; letter-spacing: -.04em; }
.metric small { font-weight: 700; }

.philosophy { padding-top: 80px; }
.philosophy-card { position: relative; overflow: hidden; padding: clamp(45px, 7vw, 88px); border-radius: 38px; text-align: center; background: radial-gradient(circle at 85% 0%, rgba(168,85,247,.17), transparent 33%), radial-gradient(circle at 5% 100%, rgba(255,181,167,.22), transparent 30%), rgba(255,255,255,.65); }
.philosophy-card h2 { max-width: 930px; margin-inline: auto; }
.philosophy-card > p:last-child { max-width: 720px; margin: 28px auto 0; color: var(--muted); font-size: 17px; line-height: 1.8; }
.large-sparkle { display: block; margin-bottom: 20px; color: var(--primary); font-size: 32px; }

.cta { padding-top: 35px; padding-bottom: 120px; }
.cta-card { position: relative; overflow: hidden; min-height: 420px; display: flex; align-items: center; padding: clamp(42px, 7vw, 86px); border-radius: 38px; background: linear-gradient(125deg, #7c48d4, #a855f7 58%, #bd78f7); color: white; box-shadow: 0 32px 75px rgba(111,53,177,.27); }
.cta-copy { position: relative; z-index: 2; max-width: 720px; }
.cta .eyebrow { color: rgba(255,255,255,.72); }
.cta h2 { margin-bottom: 22px; }
.cta-copy > p:not(.eyebrow) { margin: 0 0 30px; color: rgba(255,255,255,.75); font-size: 17px; line-height: 1.7; }
.cta-orbit { position: absolute; right: -110px; width: 410px; height: 410px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; }
.cta-orbit::before { content: ""; width: 280px; height: 280px; border: 1px solid rgba(255,255,255,.18); border-radius: 50%; }
.cta-orbit span { position: absolute; font-size: 54px; }

.site-footer { padding: 64px max(20px, calc((100vw - 1180px) / 2)) 30px; border-top: 1px solid var(--line); background: rgba(246,243,249,.72); }
.footer-main { display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 40px; padding-bottom: 55px; }
.footer-main > p { margin: 0; color: var(--muted); font-size: 14px; }
.site-footer nav { display: flex; gap: 25px; color: var(--muted); font-size: 13px; font-weight: 600; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 24px; border-top: 1px solid var(--line); color: #8a838f; font-size: 12px; }
.footer-bottom p { margin: 0; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 650ms ease, transform 650ms ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr 0.8fr; gap: 45px; }
  .fit-card { left: -24px; }
  .style-card { right: -10px; }
  .section-heading { grid-template-columns: 1fr; align-items: start; gap: 20px; }
  .experience-row { grid-template-columns: 1fr .86fr; gap: 42px; }
  .footer-main { grid-template-columns: 1fr auto; }
  .footer-main > p { grid-column: 1 / -1; grid-row: 2; }
}

@media (max-width: 760px) {
  :root { --page: min(100% - 32px, 620px); }
  section[id] { scroll-margin-top: 74px; }
  .nav-shell { min-height: 68px; }
  .menu-button { z-index: 2; display: grid; gap: 5px; width: 44px; height: 44px; place-content: center; border: 0; border-radius: 14px; background: rgba(255,255,255,.7); cursor: pointer; }
  .menu-button span:not(.sr-only) { display: block; width: 19px; height: 2px; border-radius: 2px; background: var(--ink); transition: transform 180ms ease, opacity 180ms ease; }
  .menu-button[aria-expanded="true"] span:nth-child(2) { transform: translateY(7px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(3) { opacity: 0; }
  .menu-button[aria-expanded="true"] span:nth-child(4) { transform: translateY(-7px) rotate(-45deg); }
  .site-nav { position: fixed; inset: 0; display: flex; flex-direction: column; justify-content: center; gap: 25px; background: rgba(250,250,252,.96); backdrop-filter: blur(24px); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: 180ms ease; font-size: 20px; }
  .site-nav.open { opacity: 1; visibility: visible; transform: none; }
  .site-nav .button { margin-top: 8px; font-size: 16px; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 56px; padding: 110px 16px 75px; }
  .hero h1 { font-size: clamp(46px, 13vw, 64px); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .text-link { justify-content: center; }
  .trust-row { justify-content: center; }
  .hero-visual { width: calc(100% - 20px); justify-self: center; }
  .hero-image-wrap { aspect-ratio: .85; border-radius: 32px; }
  .fit-card { left: -10px; bottom: 32px; }
  .style-card { right: -10px; top: 28px; }
  .section { padding: 88px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 270px; }
  .experience-intro { margin-bottom: 60px; }
  .experience-list { gap: 82px; }
  .experience-row, .experience-row.reverse { grid-template-columns: 1fr; gap: 34px; }
  .experience-row.reverse .experience-image, .experience-row.reverse .experience-copy { order: initial; }
  .experience-image { border-radius: 25px; }
  .philosophy { padding-top: 55px; }
  .philosophy-card { border-radius: 28px; }
  .cta { padding-top: 20px; padding-bottom: 88px; }
  .cta-card { min-height: 470px; align-items: flex-start; border-radius: 28px; }
  .cta-orbit { right: -180px; bottom: -160px; }
  .footer-main { grid-template-columns: 1fr; }
  .site-footer nav { flex-wrap: wrap; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 430px) {
  .hero-description { font-size: 16px; }
  .floating-card { padding: 11px 13px; }
  .style-card { top: 16px; }
  .style-card small { display: none; }
  .fit-card { bottom: 18px; }
  .section-heading h2, .experience-intro h2, .philosophy h2, .cta h2 { font-size: 37px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}