:root {
  --ink: #102f2b;
  --muted: #667c77;
  --paper: #f4f5ef;
  --card: #fbfcf8;
  --line: rgba(16, 47, 43, 0.13);
  --green: #006f62;
  --lime: #d9f45d;
  --warm: #eeeadd;
  --shadow: 0 24px 70px rgba(17, 49, 44, 0.1);
  --serif: Georgia, "Times New Roman", "Noto Serif SC", serif;
  --sans: Inter, "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: clip; color: var(--ink); background: var(--paper); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.site-header {
  position: sticky; top: 0; z-index: 20; min-height: 82px; display: grid;
  grid-template-columns: minmax(260px, 1fr) auto minmax(260px, 1fr); align-items: center;
  gap: 24px; padding: 16px clamp(24px, 4vw, 64px); background: rgba(244, 245, 239, 0.9);
  border-bottom: 1px solid var(--line); backdrop-filter: blur(18px);
}
.site-brand, .footer-brand { display: inline-flex; align-items: center; gap: 22px; width: fit-content; text-decoration: none; }
.site-brand img, .footer-brand img { width: 142px; }
.site-brand span, .footer-brand span { border-left: 1px solid var(--line); padding-left: 22px; color: var(--green); font-family: var(--serif); font-weight: 700; white-space: nowrap; }
.site-nav { display: flex; justify-content: center; gap: 30px; }
.site-nav a { position: relative; color: #49645e; font-size: 14px; text-decoration: none; }
.site-nav a::after { content: ""; position: absolute; right: 0; bottom: -8px; left: 0; height: 1px; background: var(--green); transform: scaleX(0); transition: transform .2s ease; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { transform: scaleX(1); }
.header-tools { display: flex; justify-content: flex-end; align-items: center; gap: 16px; }
.site-header > .button { justify-self: end; }
.language-badge { color: var(--muted); font-size: 12px; letter-spacing: .08em; }

.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0 24px; border: 1px solid var(--ink); border-radius: 999px; font-size: 14px; font-weight: 700; text-decoration: none; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(16,47,43,.13); }
.button-dark { color: #fff; background: var(--ink); }
.button-light { background: rgba(255,255,255,.6); }
.button-small { min-height: 44px; padding: 0 20px; }

.hero { min-height: calc(100vh - 82px); display: grid; grid-template-columns: minmax(0, .9fr) minmax(520px, 1.1fr); align-items: center; gap: clamp(38px, 7vw, 110px); max-width: 1500px; margin: 0 auto; padding: clamp(70px, 9vw, 135px) clamp(24px, 5vw, 76px) 90px; overflow: hidden; }
.eyebrow { margin: 0 0 20px; color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .17em; text-transform: uppercase; }
.hero h1, .section-heading h2, .workflow h2, .focus-band h2, .support h2, .download-copy h1, .download-safety h2 { margin: 0; font-family: var(--serif); font-weight: 400; letter-spacing: -.04em; }
.hero h1 { max-width: 680px; font-size: clamp(58px, 6vw, 98px); line-height: .98; }
.hero h1 em { color: var(--green); font-style: italic; }
.hero-lede { max-width: 600px; margin: 34px 0 0; color: #506963; font-size: clamp(17px, 1.5vw, 21px); line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 32px; color: var(--muted); font-size: 13px; }
.hero-trust span::before { content: "✓"; margin-right: 8px; color: var(--green); font-weight: 800; }
.hero-visual { position: relative; margin: 0; }
.visual-glow { position: absolute; inset: -18% 2% -10%; background: radial-gradient(circle, rgba(196,232,112,.5), rgba(98,178,161,.2) 48%, transparent 72%); filter: blur(28px); }
.hero-visual img { position: relative; width: 100%; border: 1px solid rgba(16,47,43,.16); border-radius: 20px; box-shadow: 0 40px 100px rgba(14,51,45,.2); transform: perspective(1400px) rotateY(-5deg) rotateX(2deg); }
.hero-visual figcaption { position: absolute; right: -14px; bottom: -35px; display: grid; gap: 5px; width: min(330px, 62%); padding: 22px 24px; border: 1px solid rgba(255,255,255,.7); border-radius: 16px; background: rgba(255,255,255,.88); box-shadow: var(--shadow); backdrop-filter: blur(16px); }
.hero-visual figcaption strong { font-family: var(--serif); font-size: 22px; }
.hero-visual figcaption span { color: var(--muted); font-size: 12px; line-height: 1.5; }

.section-shell { max-width: 1440px; margin: 0 auto; padding: 125px clamp(24px, 5vw, 76px); }
.section-heading { max-width: 760px; margin-bottom: 52px; }
.section-heading h2, .workflow h2, .support h2 { font-size: clamp(46px, 5vw, 76px); line-height: 1.05; }
.section-heading > p:last-child { margin: 22px 0 0; color: var(--muted); font-size: 18px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { position: relative; min-height: 355px; padding: 30px; border: 1px solid var(--line); border-radius: 24px; overflow: hidden; }
.feature::after { content: ""; position: absolute; width: 240px; height: 240px; right: -100px; bottom: -120px; border: 1px solid rgba(16,47,43,.1); border-radius: 50%; }
.feature-leads { background: #e8f0e8; }
.feature-followup { background: #e8efe7; }
.feature-deal { background: var(--lime); }
.feature-index { color: var(--muted); font-size: 11px; letter-spacing: .15em; }
.feature-icon { display: grid; place-items: center; width: 72px; height: 72px; margin: 62px 0 28px; border-radius: 50%; color: #fff; background: var(--ink); font-family: var(--serif); font-size: 34px; }
.feature h3 { margin: 0; font-family: var(--serif); font-size: 29px; font-weight: 400; }
.feature p { max-width: 270px; margin: 14px 0 0; color: #527069; line-height: 1.7; }

.workflow { display: grid; grid-template-columns: .75fr 1.25fr; align-items: center; gap: clamp(50px, 8vw, 120px); }
.workflow-list { display: grid; gap: 0; margin: 48px 0 0; padding: 0; list-style: none; }
.workflow-list li { display: flex; align-items: center; gap: 18px; padding: 22px 0; border-top: 1px solid var(--line); }
.workflow-list li:last-child { border-bottom: 1px solid var(--line); }
.workflow-list > li > span { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 50%; color: var(--green); font-size: 12px; }
.workflow-list div { display: grid; gap: 4px; }
.workflow-list strong { font-size: 16px; }
.workflow-list small { color: var(--muted); font-size: 13px; }
.workflow-visual { position: relative; padding: 34px; border-radius: 28px; background: #dfe9dd; }
.workflow-visual img { width: 100%; border-radius: 14px; box-shadow: var(--shadow); }
.floating-note { position: absolute; display: grid; min-width: 140px; padding: 16px 20px; border: 1px solid rgba(255,255,255,.8); border-radius: 14px; background: rgba(255,255,255,.9); box-shadow: var(--shadow); }
.floating-note strong { font-family: var(--serif); font-size: 30px; }
.floating-note span { color: var(--muted); font-size: 12px; }
.note-top { top: 12px; right: 8px; }
.note-bottom { bottom: 10px; left: 8px; }

.focus-band { position: relative; margin: 30px clamp(14px, 3vw, 40px); padding: clamp(70px, 9vw, 125px) clamp(30px, 8vw, 120px); border-radius: 32px; color: #f8fbf5; background: var(--ink); overflow: hidden; }
.focus-band::after { content: ""; position: absolute; width: 520px; height: 520px; right: -120px; bottom: -260px; border: 1px solid rgba(217,244,93,.25); border-radius: 50%; box-shadow: 0 0 0 90px rgba(217,244,93,.035), 0 0 0 180px rgba(217,244,93,.025); }
.focus-band p { margin: 0 0 14px; color: #9bb4ae; }
.focus-band h2 { max-width: 800px; font-size: clamp(58px, 8vw, 118px); line-height: .92; }
.focus-band a { position: relative; z-index: 1; display: inline-flex; gap: 18px; margin-top: 42px; color: var(--lime); font-weight: 700; text-decoration: none; }

.compact-heading { margin-bottom: 40px; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-radius: 24px; overflow: hidden; background: rgba(255,255,255,.35); }
.pricing-grid article { min-height: 300px; display: flex; flex-direction: column; padding: 38px; border-right: 1px solid var(--line); }
.pricing-grid article:last-child { border-right: 0; }
.pricing-grid .featured-plan { background: #e8f0e8; }
.plan-label { margin: 0 0 36px; color: var(--green); font-size: 12px; font-weight: 800; letter-spacing: .15em; }
.pricing-grid h3 { margin: 0; font-family: var(--serif); font-size: 31px; font-weight: 400; }
.plan-copy { color: var(--muted); line-height: 1.7; }
.text-link { margin-top: auto; font-weight: 700; text-decoration: none; }
.text-link span { margin-left: 8px; color: var(--green); }

.support { display: grid; grid-template-columns: .8fr 1.2fr; align-items: end; gap: 70px; }
.support-actions { display: grid; gap: 14px; }
.support-card { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 18px; padding: 24px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.5); text-decoration: none; transition: transform .2s ease, background .2s ease; }
.support-card:hover, .support-card:focus-visible { transform: translateX(4px); background: #fff; }
.community-card { background: var(--lime); }
.support-symbol { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; color: #fff; background: var(--ink); font-family: var(--serif); font-size: 22px; }
.support-card > span:nth-child(2) { display: grid; gap: 5px; }
.support-card strong { font-size: 16px; }
.support-card small { color: var(--muted); font-size: 12px; }
.support-card b { font-size: 20px; }

.site-footer { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; margin: 20px clamp(14px, 3vw, 40px) 30px; padding: 34px 40px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.5); }
.site-footer p { color: var(--muted); }
.footer-links { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 22px; }
.footer-links a, .compact-footer > a:last-child { color: var(--muted); font-size: 13px; text-decoration: none; }

.download-main { max-width: 1500px; margin: 0 auto; padding: 0 clamp(24px, 5vw, 76px); }
.download-hero { min-height: 720px; display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 80px; padding: 100px 0 80px; }
.download-copy h1 { font-size: clamp(58px, 7vw, 104px); line-height: .94; }
.download-copy > p:not(.eyebrow) { max-width: 590px; margin: 30px 0; color: var(--muted); font-size: 18px; line-height: 1.8; }
.download-status { display: flex; align-items: center; gap: 10px; color: var(--green); font-size: 13px; font-weight: 700; }
.download-status i { width: 9px; height: 9px; border-radius: 50%; background: #66a94e; box-shadow: 0 0 0 5px rgba(102,169,78,.12); }
.download-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.download-device { position: relative; padding: 44px 0 44px 44px; border-radius: 30px 0 0 30px; background: linear-gradient(140deg, #d9f45d, #9ecfbf); }
.download-device img { border-radius: 16px 0 0 16px; box-shadow: 0 32px 80px rgba(16,47,43,.23); }
.download-details { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.download-details article { padding: 40px 30px; border-right: 1px solid var(--line); }
.download-details article:last-child { border-right: 0; }
.download-details span { display: block; margin-bottom: 30px; color: var(--green); font-size: 11px; }
.download-details strong { font-family: var(--serif); font-size: 24px; font-weight: 400; }
.download-details p { margin-bottom: 0; color: var(--muted); font-size: 13px; }
.download-safety { display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 80px; padding: 120px 0; }
.download-safety h2 { font-size: clamp(44px, 5vw, 70px); line-height: 1; }
.download-safety > p { color: var(--muted); font-size: 17px; line-height: 1.8; }
.compact-footer { grid-template-columns: 1fr auto; }

/* The retained legal page remains readable but is no longer promoted on the homepage. */
.legal-shell { max-width: 980px; margin: 0 auto; padding: 80px 24px 130px; }
.legal-page { max-width: 980px; margin: 0 auto; padding: 80px 24px 130px; }
.legal-hero { margin-bottom: 48px; }
.legal-hero h1 { font-family: var(--serif); font-size: clamp(44px, 7vw, 76px); font-weight: 400; }
.legal-hero p, .legal-card p, .legal-card li, .legal-section p, .legal-section li { color: var(--muted); line-height: 1.75; }
.legal-meta { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 26px; font-size: 13px; }
.legal-grid { display: grid; gap: 18px; }
.legal-card { padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: var(--card); }
.legal-card h2 { font-family: var(--serif); font-weight: 400; }
.legal-section { margin-top: 18px; padding: 34px; border: 1px solid var(--line); border-radius: 18px; background: var(--card); }
.legal-section h2 { margin: 0 0 18px; font-family: var(--serif); font-size: 34px; font-weight: 400; }
.legal-section strong { color: var(--ink); }
.legal-section a { color: var(--green); text-underline-offset: 3px; }
.legal-header [aria-current="page"] { color: var(--ink); font-weight: 800; }
.header-action { text-decoration: none; }

@media (max-width: 1100px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-nav { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-copy { max-width: 780px; }
  .hero-visual { width: min(950px, 100%); }
  .workflow, .support, .download-hero { grid-template-columns: 1fr; }
  .workflow-copy, .support > div:first-child, .download-copy { max-width: 720px; }
  .site-footer { grid-template-columns: 1fr auto; }
  .site-footer > p { display: none; }
}

@media (max-width: 760px) {
  .site-header { position: relative; min-height: 72px; padding: 14px 18px; }
  .site-brand { gap: 12px; }
  .site-brand img { width: 112px; }
  .site-header .site-brand span { display: none; }
  .language-badge { display: none; }
  .button-small { min-height: 40px; padding: 0 14px; font-size: 12px; }
  .site-header > .button { width: auto; }
  .hero { padding: 70px 20px 80px; }
  .hero h1 { font-size: clamp(50px, 15vw, 72px); }
  .hero-visual img { transform: none; border-radius: 12px; }
  .hero-visual figcaption { position: relative; right: auto; bottom: auto; width: calc(100% - 24px); margin: -18px auto 0; }
  .hero-trust { display: grid; }
  .section-shell { padding: 90px 20px; }
  .section-heading h2, .workflow h2, .support h2 { font-size: 46px; }
  .feature-grid, .pricing-grid, .download-details, .download-safety { grid-template-columns: 1fr; }
  .feature { min-height: 300px; }
  .feature-icon { margin-top: 42px; }
  .workflow { gap: 50px; }
  .workflow-visual { padding: 18px; }
  .floating-note { min-width: 110px; padding: 11px 14px; }
  .focus-band { border-radius: 22px; }
  .pricing-grid article { min-height: 255px; border-right: 0; border-bottom: 1px solid var(--line); }
  .pricing-grid article:last-child { border-bottom: 0; }
  .support { gap: 42px; }
  .site-footer, .compact-footer { grid-template-columns: 1fr; padding: 28px 24px; }
  .footer-links { justify-content: flex-start; }
  .download-main { padding: 0 20px; }
  .download-hero { min-height: auto; gap: 55px; padding: 80px 0 70px; }
  .download-copy h1 { font-size: 58px; }
  .download-device { padding: 20px 0 20px 20px; }
  .download-details article { border-right: 0; border-bottom: 1px solid var(--line); }
  .download-details article:last-child { border-bottom: 0; }
  .download-safety { gap: 30px; padding: 90px 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}