/* TUKEN AI · Premium Emerald public website */
:root {
  --brand-50: #f3faf7;
  --brand-100: #ddf1e7;
  --brand-200: #bce2d0;
  --brand-300: #8bcbae;
  --brand-400: #52ae87;
  --brand-500: #2e9670;
  --brand-600: #23835f;
  --brand-700: #176b4d;
  --brand-800: #0f513d;
  --brand-900: #0a382b;
  --bg-primary: #f6f9f7;
  --bg-secondary: #eef5f1;
  --surface: #ffffff;
  --surface-glass: rgba(255, 255, 255, .78);
  --surface-hover: #f3f8f5;
  --text-primary: #10231c;
  --text-secondary: #5f7068;
  --text-muted: #8c9a93;
  --border: rgba(20, 90, 65, .10);
  --border-strong: rgba(20, 90, 65, .18);
  --success: #1f9d68;
  --warning: #d99832;
  --danger: #d85b5b;
  --shadow-sm: 0 1px 2px rgba(15, 60, 45, .03), 0 5px 18px rgba(15, 60, 45, .04);
  --shadow-md: 0 12px 36px rgba(15, 60, 45, .08);
  --shadow-lg: 0 24px 80px rgba(10, 40, 30, .15);
  --gradient-brand: linear-gradient(135deg, #0f513d 0%, #23835f 44%, #82c5a6 100%);
  --gradient-soft: linear-gradient(135deg, #ecf8f2, #ddf1e7);
  --radius-sm: 8px;
  --radius-input: 10px;
  --radius-card: 14px;
  --radius-large: 20px;
  --font: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  color-scheme: light;
}

[data-theme="dark"] {
  --bg-primary: #0d1713;
  --bg-secondary: #101d17;
  --surface: #13201a;
  --surface-glass: rgba(19, 32, 26, .82);
  --surface-hover: #182820;
  --text-primary: #edf5f1;
  --text-secondary: #b1c0b8;
  --text-muted: #7e9187;
  --border: rgba(170, 220, 195, .09);
  --border-strong: rgba(170, 220, 195, .16);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body {
  min-width: 320px;
  background:
    radial-gradient(circle at 88% 4%, rgba(76, 175, 130, .08), transparent 26rem),
    radial-gradient(circle at 4% 72%, rgba(30, 105, 75, .045), transparent 32rem),
    var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .28;
  background-image: radial-gradient(rgba(23, 107, 77, .16) .55px, transparent .55px);
  background-size: 22px 22px;
  mask-image: linear-gradient(to bottom, #000, transparent 65%);
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { max-width: 100%; }
.container { width: min(1520px, calc(100% - 72px)); margin: 0 auto; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 9999; padding: 10px 16px; border-radius: var(--radius-input); background: var(--brand-800); color: #fff; transition: top .18s; }
.skip-link:focus { top: 12px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--brand-700); font-size: 12px; font-weight: 600; letter-spacing: .11em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 18px; height: 1px; background: currentColor; }
.status-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #38c983; box-shadow: 0 0 0 4px rgba(56, 201, 131, .12); }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 100; background: rgba(246, 249, 247, .76); border-bottom: 1px solid var(--border); backdrop-filter: blur(18px); }
.nav-inner { min-height: 78px; display: flex; align-items: center; gap: 32px; }
.logo { display: inline-flex; align-items: center; gap: 10px; flex: none; }
.brand-mark { width: 44px; height: 44px; border-radius: 13px; object-fit: cover; box-shadow: var(--shadow-sm); }
.brand-copy { display: flex; flex-direction: column; line-height: 1.18; }
.brand-copy strong { font-size: 20px; font-weight: 650; letter-spacing: .01em; }
.brand-copy small { margin-top: 3px; color: var(--text-muted); font-size: 10px; font-weight: 500; letter-spacing: .08em; }
.nav-panel { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex: 1; min-width: 0; }
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-links a { position: relative; padding: 9px 10px; border-radius: 9px; color: var(--text-secondary); font-size: 13px; font-weight: 500; white-space: nowrap; transition: color .16s, background .16s; }
.nav-links a:hover { color: var(--brand-800); background: rgba(36, 131, 95, .055); }
.nav-links a.on { color: var(--brand-700); background: rgba(36, 131, 95, .09); }
.nav-links a.on::after { content: ""; position: absolute; left: 10px; right: 10px; bottom: 4px; height: 2px; border-radius: 2px; background: var(--brand-500); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-contact { display: inline-flex; height: 38px; align-items: center; padding: 0 16px; border-radius: var(--radius-input); background: var(--brand-700); color: #fff; font-size: 13px; font-weight: 600; box-shadow: 0 8px 20px rgba(23, 107, 77, .14); transition: background .16s, transform .16s; }
.nav-contact:hover { background: var(--brand-800); transform: translateY(-1px); }
.lang-switch { display: flex; padding: 2px; border: 1px solid var(--border); border-radius: 9px; background: rgba(255, 255, 255, .58); }
.lang-switch button { width: 31px; height: 28px; border: 0; border-radius: 7px; background: transparent; color: var(--text-muted); cursor: pointer; font-size: 11px; }
.lang-switch button.active { background: var(--surface); color: var(--brand-700); box-shadow: var(--shadow-sm); }
.nav-toggle { display: none; width: 40px; height: 40px; margin-left: auto; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--brand-800); cursor: pointer; }
.nav-toggle svg { width: 21px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }

/* Buttons and shared section patterns */
.btn { display: inline-flex; min-height: 42px; align-items: center; justify-content: center; padding: 0 20px; border: 1px solid transparent; border-radius: 10px; cursor: pointer; font-size: 14px; font-weight: 600; transition: transform .16s cubic-bezier(.2,.8,.2,1), box-shadow .16s, background .16s, border-color .16s; }
.btn:hover { transform: translateY(-1px); }
.btn:focus-visible, .nav a:focus-visible, .subnav a:focus-visible { outline: 3px solid rgba(46, 150, 112, .2); outline-offset: 2px; }
.btn-primary { background: var(--brand-700); color: #fff; box-shadow: 0 10px 28px rgba(23, 107, 77, .17); }
.btn-primary:hover { background: var(--brand-800); box-shadow: 0 12px 32px rgba(23, 107, 77, .23); }
.btn-secondary { border-color: var(--border-strong); background: rgba(255, 255, 255, .7); color: var(--brand-800); }
.btn-secondary:hover { background: var(--surface); border-color: rgba(23, 107, 77, .28); }
.btn-light { background: #fff; color: var(--brand-800); }
.btn-sm { min-height: 38px; padding: 0 15px; font-size: 13px; }
.section-space { padding: 92px 0; }
.surface-section { background: rgba(239, 246, 242, .72); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-heading { max-width: 720px; margin-bottom: 36px; }
.section-heading h2, .two-column-note h2 { margin-top: 10px; font-size: clamp(28px, 3.8vw, 42px); font-weight: 600; line-height: 1.22; letter-spacing: -.025em; }
.section-heading > p, .split-heading > p { color: var(--text-secondary); font-size: 16px; }
.split-heading { max-width: none; display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 430px); gap: 64px; align-items: end; }
.split-heading > p { padding-bottom: 5px; }
.page-head { position: relative; overflow: hidden; padding: 94px 0 78px; border-bottom: 1px solid var(--border); background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(246,249,247,.56)); }
.page-head::after { content: ""; position: absolute; width: 440px; height: 270px; right: -80px; top: -110px; border: 1px solid rgba(46, 150, 112, .12); border-radius: 50%; transform: rotate(-14deg); box-shadow: 0 0 0 42px rgba(46,150,112,.025), 0 0 0 86px rgba(46,150,112,.02); }
.page-head-grid { display: grid; grid-template-columns: minmax(0, 760px) auto; justify-content: space-between; align-items: end; gap: 40px; position: relative; z-index: 1; }
.page-head h1 { margin-top: 14px; font-size: clamp(38px, 5.4vw, 64px); font-weight: 600; line-height: 1.14; letter-spacing: -.04em; }
.page-head .sub { max-width: 720px; margin-top: 20px; color: var(--text-secondary); font-size: 17px; }
.page-head-side { display: flex; align-items: center; gap: 12px; color: var(--text-muted); }
.page-head-side span { font-size: 42px; font-weight: 500; color: rgba(23, 107, 77, .18); }
.page-head-side strong { max-width: 90px; font-size: 12px; font-weight: 600; line-height: 1.4; letter-spacing: .08em; }
.subnav-wrap { position: sticky; top: 78px; z-index: 50; background: rgba(246, 249, 247, .88); border-bottom: 1px solid var(--border); backdrop-filter: blur(16px); }
.subnav { min-height: 54px; display: flex; align-items: center; gap: 6px; overflow-x: auto; scrollbar-width: none; }
.subnav a { flex: none; padding: 7px 12px; border-radius: 8px; color: var(--text-secondary); font-size: 13px; }
.subnav a:hover { background: var(--brand-100); color: var(--brand-800); }

/* Home */
.hero { position: relative; overflow: hidden; padding: 108px 0 88px; }
.hero::before { content: ""; position: absolute; width: 620px; height: 620px; right: -210px; top: -280px; border-radius: 50%; background: radial-gradient(circle, rgba(82, 174, 135, .11), rgba(82, 174, 135, 0) 68%); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr); gap: 72px; align-items: center; }
.hero-copy { position: relative; z-index: 1; }
.hero h1 { margin-top: 18px; font-size: clamp(48px, 6.2vw, 74px); font-weight: 600; line-height: 1.09; letter-spacing: -.052em; }
.hero h1 em { color: var(--brand-700); font-style: normal; }
.hero .sub { max-width: 650px; margin-top: 24px; color: var(--text-secondary); font-size: 18px; line-height: 1.8; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }
.hero-proof { display: flex; gap: 12px 22px; flex-wrap: wrap; margin-top: 28px; color: var(--text-secondary); font-size: 12px; }
.hero-proof span::before { content: ""; display: inline-block; width: 5px; height: 5px; margin: 0 8px 2px 0; border-radius: 50%; background: var(--brand-500); }
.hero-visual { position: relative; min-height: 480px; display: grid; place-items: center; }
.hero-orbit { position: absolute; border: 1px solid rgba(46, 150, 112, .13); border-radius: 50%; transform: rotate(-18deg); }
.hero-orbit-a { width: 510px; height: 330px; }
.hero-orbit-b { width: 420px; height: 250px; box-shadow: 0 0 0 36px rgba(46, 150, 112, .025); }
.glass-card { background: rgba(255, 255, 255, .76); border: 1px solid rgba(255, 255, 255, .86); box-shadow: var(--shadow-lg); backdrop-filter: blur(22px); }
.ai-path-card { position: relative; z-index: 2; width: min(100%, 480px); padding: 22px; border-radius: 22px; }
.ai-path-head { display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; align-items: center; padding: 2px 4px 18px; border-bottom: 1px solid var(--border); }
.ai-path-head > span:not(.status-dot) { font-weight: 600; }
.ai-path-head small { grid-column: 2; color: var(--text-muted); font-size: 11px; }
.ai-path-list { padding-top: 8px; }
.ai-path-list a { display: grid; grid-template-columns: 36px 1fr auto; gap: 12px; align-items: center; margin-top: 6px; padding: 13px 12px; border-radius: 12px; transition: background .16s, transform .16s; }
.ai-path-list a:hover { background: rgba(46, 150, 112, .07); transform: translateX(2px); }
.ai-path-list a > span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: var(--gradient-soft); color: var(--brand-700); font-size: 11px; font-weight: 650; }
.ai-path-list div { display: flex; flex-direction: column; }
.ai-path-list strong { font-size: 14px; font-weight: 600; }
.ai-path-list small { margin-top: 2px; color: var(--text-muted); font-size: 11px; }
.ai-path-list b { color: var(--brand-500); font-size: 16px; font-weight: 500; }
.decision-strip { padding: 0 0 30px; }
.decision-grid { display: grid; grid-template-columns: 1.15fr repeat(3, 1fr); border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow-sm); overflow: hidden; }
.decision-intro, .decision-grid > a { min-height: 118px; padding: 24px; }
.decision-intro { display: flex; flex-direction: column; justify-content: center; background: var(--brand-900); color: #fff; }
.decision-intro .eyebrow { color: var(--brand-200); }
.decision-intro strong { margin-top: 8px; font-size: 15px; font-weight: 550; line-height: 1.5; }
.decision-grid > a { display: flex; flex-direction: column; justify-content: center; border-left: 1px solid var(--border); transition: background .16s; }
.decision-grid > a:hover { background: var(--surface-hover); }
.decision-grid > a span { color: var(--text-secondary); font-size: 13px; }
.decision-grid > a b { margin-top: 9px; color: var(--brand-700); font-size: 13px; font-weight: 600; }
.solution-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.solution-card { position: relative; min-height: 340px; display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--border); border-radius: var(--radius-card); background: var(--surface); box-shadow: var(--shadow-sm); transition: transform .18s, box-shadow .18s, border-color .18s; overflow: hidden; }
.solution-card::after { content: ""; position: absolute; right: -50px; bottom: -70px; width: 160px; height: 160px; border: 1px solid rgba(46,150,112,.08); border-radius: 50%; box-shadow: 0 0 0 28px rgba(46,150,112,.018); }
.solution-card:hover { transform: translateY(-4px); border-color: rgba(46, 150, 112, .24); box-shadow: var(--shadow-md); }
.solution-card.featured { background: linear-gradient(155deg, #fff, #f1faf6); }
.solution-top { display: flex; align-items: center; justify-content: space-between; }
.solution-index { color: var(--brand-300); font-size: 12px; font-weight: 600; letter-spacing: .1em; }
.tag { padding: 4px 9px; border-radius: 999px; background: var(--brand-100); color: var(--brand-700); font-size: 10px; font-weight: 600; }
.solution-card h3 { margin-top: 40px; font-size: 22px; font-weight: 600; line-height: 1.35; }
.solution-card p { margin-top: 12px; color: var(--text-secondary); }
.solution-price { display: flex; align-items: baseline; gap: 7px; margin-top: 28px; }
.solution-price strong { color: var(--brand-800); font-size: 28px; font-weight: 600; letter-spacing: -.03em; }
.solution-price span { color: var(--text-muted); font-size: 12px; }
.solution-card > a { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 24px; color: var(--brand-700); font-size: 13px; font-weight: 600; }
.economics-section { padding: 10px 0 92px; }
.economics-card { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 50px; align-items: center; padding: 42px 48px; border-radius: 20px; background: linear-gradient(135deg, #0a382b, #0f513d 58%, #176b4d); color: #fff; box-shadow: 0 20px 60px rgba(10, 56, 43, .18); }
.economics-card .eyebrow { color: var(--brand-200); }
.economics-copy h2 { margin-top: 10px; font-size: clamp(28px, 4vw, 42px); font-weight: 550; line-height: 1.2; }
.economics-copy p { margin-top: 14px; color: rgba(255,255,255,.82); font-size: 16px; }
.economics-copy > small { display: block; margin-top: 16px; color: rgba(255,255,255,.55); font-size: 11px; }
.economics-number { min-width: 0; padding: 24px; border: 1px solid rgba(255,255,255,.13); border-radius: 16px; background: rgba(255,255,255,.06); text-align: center; }
.economics-number span { display: block; color: rgba(255,255,255,.62); font-size: 11px; letter-spacing: .08em; }
.economics-number strong { display: block; margin: 8px 0 2px; color: #bce2d0; font-size: clamp(42px, 6vw, 60px); font-weight: 550; line-height: 1; letter-spacing: -.05em; }
.economics-number small { color: rgba(255,255,255,.72); }
.validation-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.validation-grid article { position: relative; padding: 28px; border-top: 1px solid var(--border-strong); background: linear-gradient(to bottom, rgba(255,255,255,.42), transparent); }
.validation-grid article > span { color: var(--brand-400); font-size: 12px; font-weight: 600; letter-spacing: .1em; }
.validation-grid h3 { margin-top: 30px; font-size: 20px; font-weight: 600; }
.validation-grid p { margin-top: 8px; color: var(--text-secondary); }

/* Services */
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tier-card { padding: 30px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow-sm); }
.tier-card.featured { border-color: rgba(46, 150, 112, .3); box-shadow: 0 14px 40px rgba(15, 81, 61, .09); }
.tier-label { color: var(--brand-700); font-size: 11px; font-weight: 600; letter-spacing: .08em; }
.tier-card h3 { margin-top: 24px; font-size: 21px; font-weight: 600; }
.tier-card > p { color: var(--text-secondary); }
.tier-price { margin: 24px 0; padding-bottom: 22px; border-bottom: 1px solid var(--border); }
.tier-price strong { color: var(--brand-800); font-size: 34px; font-weight: 600; }
.tier-price span { margin-left: 6px; color: var(--text-muted); font-size: 12px; }
.tier-card ul, .meeting-card ul { list-style: none; }
.tier-card li { margin: 10px 0; color: var(--text-secondary); font-size: 13px; }
.tier-card li::before { content: ""; display: inline-block; width: 5px; height: 5px; margin: 0 9px 2px 0; border-radius: 50%; background: var(--brand-500); }
.boundary-note { display: grid; grid-template-columns: 160px 1fr; gap: 30px; margin-top: 22px; padding: 22px 26px; border: 1px solid var(--border); border-radius: 14px; background: var(--brand-50); }
.boundary-note strong { color: var(--brand-800); }
.boundary-note p { color: var(--text-secondary); }
.compact-product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.compact-product-grid article { min-height: 238px; display: flex; flex-direction: column; padding: 24px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.compact-product-grid article > span { color: var(--brand-400); font-size: 10px; font-weight: 650; letter-spacing: .12em; }
.compact-product-grid h3 { margin-top: 32px; font-size: 17px; font-weight: 600; line-height: 1.4; }
.compact-product-grid p { margin-top: 8px; color: var(--text-secondary); font-size: 13px; }
.compact-product-grid strong { margin-top: auto; color: var(--brand-700); font-size: 15px; font-weight: 600; }
.private-showcase { position: relative; overflow: hidden; display: grid; grid-template-columns: 1fr 300px; gap: 60px; align-items: center; padding: 54px; border-radius: 22px; background: var(--gradient-brand); color: #fff; box-shadow: var(--shadow-md); }
.private-showcase::after { content: ""; position: absolute; width: 430px; height: 260px; right: -100px; top: -90px; border: 1px solid rgba(255,255,255,.17); border-radius: 50%; transform: rotate(-17deg); box-shadow: 0 0 0 44px rgba(255,255,255,.025); }
.private-copy { position: relative; z-index: 1; }
.private-copy .eyebrow { color: var(--brand-100); }
.private-copy h2 { margin-top: 13px; max-width: 700px; font-size: clamp(30px, 4.5vw, 48px); font-weight: 550; line-height: 1.16; }
.private-copy > p { margin-top: 16px; color: rgba(255,255,255,.82); font-size: 16px; }
.private-facts { display: flex; gap: 8px; flex-wrap: wrap; margin: 24px 0; }
.private-facts span { padding: 6px 10px; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; background: rgba(255,255,255,.07); font-size: 11px; }
.private-price-panel { position: relative; z-index: 1; padding: 28px; border: 1px solid rgba(255,255,255,.2); border-radius: 18px; background: rgba(255,255,255,.11); backdrop-filter: blur(14px); text-align: center; }
.private-price-panel > span, .private-price-panel > small { display: block; color: rgba(255,255,255,.66); font-size: 11px; }
.private-price-panel strong { display: block; margin-top: 12px; font-size: 54px; font-weight: 550; line-height: 1; letter-spacing: -.05em; }
.private-price-panel b { display: block; margin-top: 20px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.15); color: #ddf1e7; font-size: 12px; font-weight: 600; }
.service-economics { margin-top: 22px; padding: 34px 40px; border-radius: 16px; box-shadow: none; }
.comparison-note, .price-note { margin-top: 14px; color: var(--text-muted); font-size: 12px; }
.service-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow-sm); }
.service-table { width: 100%; min-width: 760px; border-collapse: collapse; }
.service-table th, .service-table td { padding: 18px 22px; border-bottom: 1px solid var(--border); text-align: left; }
.service-table th { background: var(--brand-50); color: var(--text-muted); font-size: 11px; font-weight: 600; letter-spacing: .06em; }
.service-table td { font-size: 13px; }
.service-table td:first-child { font-weight: 600; }
.service-table td:last-child { color: var(--brand-700); font-weight: 600; white-space: nowrap; }
.service-table td:last-child small { display: block; margin-top: 2px; color: var(--text-muted); font-size: 10px; }
.service-table tbody tr:last-child td { border-bottom: 0; }
.service-table tbody tr:hover { background: var(--surface-hover); }

/* Cases */
.goal-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.goal-grid a { min-height: 180px; display: flex; flex-direction: column; padding: 24px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); transition: transform .16s, border-color .16s, box-shadow .16s; }
.goal-grid a:hover { transform: translateY(-3px); border-color: rgba(46,150,112,.25); box-shadow: var(--shadow-md); }
.goal-grid a > span { color: var(--brand-400); font-size: 11px; font-weight: 600; }
.goal-grid strong { margin-top: auto; font-size: 17px; font-weight: 600; }
.goal-grid small { margin-top: 5px; color: var(--text-muted); }
.case-list { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.case-card { position: relative; padding: 32px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow-sm); overflow: hidden; }
.case-number { position: absolute; right: 24px; top: 18px; color: rgba(23,107,77,.12); font-size: 48px; font-weight: 600; line-height: 1; }
.case-card .where { position: relative; z-index: 1; color: var(--brand-700); font-size: 11px; font-weight: 600; letter-spacing: .08em; }
.case-card h3 { position: relative; z-index: 1; margin-top: 18px; font-size: 21px; font-weight: 600; }
.case-card > p { margin-top: 10px; color: var(--text-secondary); }
.case-meta { display: grid; grid-template-columns: 90px 1fr; gap: 12px; margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--border); }
.case-meta span { color: var(--text-muted); font-size: 11px; }
.case-meta strong { font-size: 12px; font-weight: 550; }
.case-card .result { margin-top: 16px; padding: 12px 14px; border-left: 2px solid var(--brand-500); border-radius: 0 9px 9px 0; background: var(--brand-50); color: var(--brand-800); font-size: 12px; }
.two-column-note { display: grid; grid-template-columns: minmax(0, .9fr) minmax(360px, 1.1fr); gap: 80px; align-items: start; }
.note-stack { display: grid; gap: 12px; }
.note-stack article, .explain-card { padding: 24px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.note-stack span { color: var(--brand-700); font-size: 12px; font-weight: 600; }
.note-stack p, .explain-card p { margin-top: 8px; color: var(--text-secondary); }
.explain-card a { display: inline-block; margin-top: 18px; color: var(--brand-700); font-size: 13px; font-weight: 600; }

/* ROI */
.roi-intro { padding: 24px 0; border-bottom: 1px solid var(--border); background: rgba(255,255,255,.44); }
.roi-intro-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.roi-intro article { display: grid; grid-template-columns: 34px 1fr; gap: 12px; align-items: center; padding: 6px 26px; border-right: 1px solid var(--border); }
.roi-intro article:first-child { padding-left: 0; }
.roi-intro article:last-child { border-right: 0; }
.roi-intro article > span { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 9px; background: var(--brand-100); color: var(--brand-700); font-size: 10px; font-weight: 650; }
.roi-intro strong, .roi-intro small { display: block; }
.roi-intro strong { font-size: 13px; font-weight: 600; }
.roi-intro small { color: var(--text-muted); font-size: 10px; }
.roi-layout { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(360px, .88fr); gap: 24px; align-items: start; }
.form-card, .roi-results { padding: 34px; border: 1px solid var(--border); border-radius: 18px; background: var(--surface); box-shadow: var(--shadow-sm); }
.form-card-head { display: flex; align-items: start; justify-content: space-between; gap: 20px; padding-bottom: 26px; border-bottom: 1px solid var(--border); }
.form-card-head h2, .roi-results-head h2 { margin-top: 7px; font-size: 23px; font-weight: 600; }
.privacy-badge { flex: none; padding: 5px 9px; border-radius: 999px; background: var(--brand-50); color: var(--brand-700); font-size: 10px; }
.field-group { margin-top: 27px; }
.field-group > h3 { margin-bottom: 12px; color: var(--text-secondary); font-size: 12px; font-weight: 600; letter-spacing: .06em; }
.roi-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-card label { display: block; color: var(--text-secondary); font-size: 12px; font-weight: 550; }
.form-card input, .form-card textarea, .form-card select { width: 100%; height: 42px; margin-top: 7px; padding: 0 12px; border: 1px solid var(--border-strong); border-radius: var(--radius-input); outline: none; background: var(--bg-primary); color: var(--text-primary); transition: border-color .16s, box-shadow .16s, background .16s; }
.form-card input:focus, .form-card textarea:focus { border-color: var(--brand-500); background: var(--surface); box-shadow: 0 0 0 3px rgba(46,150,112,.09); }
.form-card label > small { display: block; margin-top: 4px; color: var(--text-muted); font-size: 9px; font-weight: 400; }
.roi-form .check-row { display: flex; align-items: flex-start; gap: 10px; margin: 26px 0 22px; padding: 14px; border-radius: 11px; background: var(--brand-50); }
.roi-form .check-row input { flex: none; width: 16px; height: 16px; margin-top: 3px; }
.check-row span { display: flex; flex-direction: column; }
.check-row strong { color: var(--text-primary); font-size: 12px; }
.check-row small { color: var(--text-muted); font-size: 10px; }
.form-hint { margin-top: 12px; color: var(--text-muted); font-size: 10px; }
.roi-results { position: sticky; top: 142px; min-height: 570px; }
.roi-results-head { padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.roi-empty { min-height: 390px; display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--text-muted); text-align: center; }
.roi-empty[hidden] { display: none; }
.roi-empty strong { margin-top: 18px; color: var(--text-secondary); font-size: 14px; font-weight: 600; }
.roi-empty span { margin-top: 4px; font-size: 11px; }
.empty-curve { width: 90px; height: 55px; border: 1px solid rgba(46,150,112,.2); border-radius: 50%; transform: rotate(-18deg); box-shadow: 0 0 0 14px rgba(46,150,112,.025); }
.roi-output { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding-top: 24px; }
.roi-output[hidden] { display: none; }
.roi-output article { min-height: 120px; padding: 18px; border: 1px solid var(--border); border-radius: 12px; background: var(--brand-50); }
.roi-output article span, .roi-output article small { display: block; color: var(--text-muted); font-size: 10px; }
.roi-output article strong { display: block; margin: 8px 0 2px; color: var(--brand-800); font-size: 23px; font-weight: 600; line-height: 1.2; }
.roi-disclaimer { grid-column: 1 / -1; padding: 13px 15px; border-left: 2px solid var(--brand-500); border-radius: 0 9px 9px 0; background: var(--brand-50); color: var(--text-secondary); font-size: 11px; }
.roi-output .btn { grid-column: 1 / -1; justify-self: start; }

/* About */
.about-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 90px; }
.about-statement h2 { margin-top: 14px; font-size: clamp(30px, 4vw, 46px); font-weight: 550; line-height: 1.25; letter-spacing: -.03em; }
.about-copy { padding-top: 28px; }
.about-copy p { margin-bottom: 20px; color: var(--text-secondary); font-size: 17px; }
.principle-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.principle-grid article { min-height: 260px; padding: 26px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.principle-grid article > span { color: var(--brand-400); font-size: 11px; font-weight: 600; }
.principle-grid h3 { margin-top: 52px; font-size: 18px; font-weight: 600; }
.principle-grid p { margin-top: 10px; color: var(--text-secondary); font-size: 13px; }
.visit-card { display: grid; grid-template-columns: 1fr auto; gap: 50px; align-items: center; padding: 42px; border: 1px solid var(--border); border-radius: 18px; background: var(--surface); box-shadow: var(--shadow-sm); }
.visit-copy h2 { margin-top: 10px; font-size: 28px; font-weight: 600; }
.visit-copy p { margin-top: 12px; color: var(--text-secondary); }
.visit-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* FAQ */
.faq-layout { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 54px; align-items: start; }
.faq-aside { position: sticky; top: 102px; }
.faq-aside h2 { margin-top: 10px; font-size: 26px; font-weight: 600; line-height: 1.3; }
.faq-search { height: 44px; display: flex; align-items: center; gap: 9px; margin-top: 24px; padding: 0 12px; border: 1px solid var(--border-strong); border-radius: 11px; background: var(--surface); }
.faq-search svg { width: 17px; fill: none; stroke: var(--text-muted); stroke-width: 1.8; }
.faq-search input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--text-primary); font-size: 12px; }
.faq-help-card { margin-top: 16px; padding: 20px; border-radius: 14px; background: var(--brand-900); color: #fff; }
.faq-help-card strong { font-size: 14px; font-weight: 600; }
.faq-help-card p { margin-top: 8px; color: rgba(255,255,255,.68); font-size: 11px; }
.faq-help-card a { display: inline-block; margin-top: 16px; color: var(--brand-200); font-size: 12px; font-weight: 600; }
.faq-item { margin-bottom: 10px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow-sm); overflow: hidden; }
.faq-item[hidden] { display: none; }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 22px; cursor: pointer; list-style: none; font-size: 15px; font-weight: 600; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--brand-600); font-size: 22px; font-weight: 400; }
.faq-item[open] summary::after { content: "−"; }
.faq-item .a { padding: 0 22px 20px; color: var(--text-secondary); font-size: 14px; }
.faq-empty { padding: 42px; border: 1px dashed var(--border-strong); border-radius: 14px; color: var(--text-muted); text-align: center; }

/* Contact */
.contact-path-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 22px; }
.contact-primary-card { position: relative; overflow: hidden; min-height: 440px; display: flex; flex-direction: column; align-items: flex-start; padding: 42px; border-radius: 20px; background: var(--gradient-brand); color: #fff; box-shadow: var(--shadow-md); }
.contact-primary-card::after { content: ""; position: absolute; right: -100px; bottom: -110px; width: 360px; height: 260px; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; transform: rotate(-18deg); box-shadow: 0 0 0 35px rgba(255,255,255,.025); }
.contact-logo-wrap { position: relative; z-index: 1; display: grid; grid-template-columns: auto 1fr; gap: 1px 10px; align-items: center; }
.contact-logo-wrap strong { font-weight: 600; }
.contact-logo-wrap small { grid-column: 2; color: rgba(255,255,255,.62); font-size: 10px; }
.contact-primary-card h2 { position: relative; z-index: 1; margin-top: auto; max-width: 480px; font-size: clamp(30px, 4vw, 46px); font-weight: 550; line-height: 1.18; }
.contact-primary-card > p { position: relative; z-index: 1; max-width: 560px; margin-top: 16px; color: rgba(255,255,255,.75); }
.contact-primary-card .btn { position: relative; z-index: 1; margin-top: 28px; }
.contact-route-list { display: grid; gap: 12px; }
.contact-route-list > a { display: grid; grid-template-columns: 42px 1fr auto; gap: 14px; align-items: center; padding: 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--shadow-sm); transition: transform .16s, border-color .16s; }
.contact-route-list > a:hover { transform: translateX(3px); border-color: rgba(46,150,112,.28); }
.contact-route-list > a > span { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: var(--brand-50); color: var(--brand-700); font-size: 10px; font-weight: 650; }
.contact-route-list div { display: flex; flex-direction: column; }
.contact-route-list strong { font-size: 14px; font-weight: 600; }
.contact-route-list small { margin-top: 4px; color: var(--text-muted); font-size: 10px; }
.contact-route-list b { color: var(--brand-500); font-weight: 500; }
.contact-info-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 24px; }
.contact-info-grid > article { padding: 34px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); }
.contact-info-grid h2 { margin-top: 14px; max-width: 700px; font-size: 25px; font-weight: 600; line-height: 1.45; }
.contact-info-grid p { margin-top: 10px; color: var(--text-secondary); }
.meeting-card > span { color: var(--brand-700); font-size: 12px; font-weight: 600; }
.meeting-card ul { margin-top: 18px; }
.meeting-card li { margin: 9px 0; color: var(--text-secondary); }
.meeting-card li::before { content: ""; display: inline-block; width: 5px; height: 5px; margin: 0 9px 2px 0; border-radius: 50%; background: var(--brand-500); }

/* CTA and footer */
.cta-section { padding: 28px 0 92px; }
.cta-card { position: relative; overflow: hidden; display: grid; grid-template-columns: 1fr auto; gap: 50px; align-items: center; padding: 48px; border: 1px solid var(--border); border-radius: 20px; background: linear-gradient(135deg, rgba(255,255,255,.96), rgba(231,246,239,.88)); box-shadow: var(--shadow-md); }
.cta-card::after { content: ""; position: absolute; width: 260px; height: 150px; right: -70px; top: -65px; border: 1px solid rgba(46,150,112,.12); border-radius: 50%; transform: rotate(-15deg); }
.cta-card h2 { margin-top: 10px; font-size: clamp(27px, 3.5vw, 40px); font-weight: 600; line-height: 1.2; }
.cta-card p { margin-top: 10px; color: var(--text-secondary); }
.cta-actions { position: relative; z-index: 1; display: flex; gap: 10px; flex-wrap: wrap; }
.site-footer { border-top: 1px solid var(--border); background: rgba(255,255,255,.6); }
.footer-grid { display: grid; grid-template-columns: 1.5fr .7fr .7fr 1.1fr; gap: 46px; padding: 58px 0 42px; }
.footer-brand p { max-width: 260px; margin-top: 16px; color: var(--text-secondary); font-size: 12px; }
.footer-column { display: flex; flex-direction: column; gap: 9px; }
.footer-column strong { margin-bottom: 4px; font-size: 12px; font-weight: 600; }
.footer-column a, .footer-column span { color: var(--text-secondary); font-size: 11px; }
.footer-column a:hover { color: var(--brand-700); }
.footer-address span { line-height: 1.8; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding: 20px 0 34px; border-top: 1px solid var(--border); color: var(--text-muted); font-size: 10px; }

/* Chat */
.chat-fab { position: fixed; right: 24px; bottom: 24px; z-index: 200; min-width: 154px; height: 64px; display: inline-flex; align-items: center; gap: 11px; padding: 6px 19px 6px 6px; border: 1px solid rgba(255,255,255,.78); border-radius: 22px; background: #fff; color: var(--brand-800); cursor: pointer; box-shadow: 0 16px 42px rgba(10,56,43,.22); transition: transform .18s, box-shadow .18s; }
.chat-fab:hover { transform: translateY(-3px); box-shadow: 0 20px 52px rgba(10,56,43,.28); }
.chat-fab img { width: 52px; height: 52px; flex: none; border-radius: 17px; object-fit: cover; }
.chat-fab-label { white-space: nowrap; font-size: 17px; font-weight: 700; letter-spacing: .01em; }
.fab-status { position: absolute; left: 44px; bottom: 5px; width: 13px; height: 13px; border: 3px solid var(--surface); border-radius: 50%; background: #38c983; }
.chat-widget { position: fixed; right: 24px; bottom: 100px; z-index: 200; width: min(520px, calc(100vw - 32px)); max-height: min(760px, calc(100vh - 126px)); display: flex; flex-direction: column; overflow: hidden; border: 1px solid rgba(255,255,255,.78); border-radius: 20px; background: #f7faf8; box-shadow: var(--shadow-lg); opacity: 0; transform: translateY(14px) scale(.985); pointer-events: none; transition: opacity .2s, transform .2s cubic-bezier(.2,.8,.2,1); }
.chat-widget.open { opacity: 1; transform: none; pointer-events: auto; }
.chat-head { display: flex; align-items: center; gap: 11px; padding: 14px 15px; background: var(--gradient-brand); color: #fff; }
.chat-brand-avatar { width: 40px; height: 40px; border-radius: 12px; object-fit: cover; background: #fff; }
.chat-identity { display: flex; flex-direction: column; min-width: 0; }
.chat-identity .title { font-size: 15px; font-weight: 600; }
.chat-identity .subtitle { color: rgba(255,255,255,.72); font-size: 10px; }
.chat-head .dot { display: inline-block; width: 6px; height: 6px; margin-right: 6px; border-radius: 50%; background: #50e59b; box-shadow: 0 0 0 3px rgba(80,229,155,.14); }
.chat-close { margin-left: auto; width: 32px; height: 32px; border: 0; border-radius: 9px; background: transparent; color: rgba(255,255,255,.8); cursor: pointer; font-size: 22px; }
.chat-close:hover { background: rgba(255,255,255,.1); }
.chat-body { min-height: 300px; max-height: 490px; display: flex; flex-direction: column; gap: 14px; padding: 18px 15px; overflow-y: auto; overscroll-behavior: contain; }
.chat-date-divider { align-self: center; color: var(--text-muted); font-size: 10px; }
.msg-row { width: 100%; display: flex; align-items: flex-start; gap: 8px; }
.msg-row.user { justify-content: flex-end; }
.msg-avatar { flex: 0 0 28px; width: 28px; height: 28px; overflow: hidden; border: 1px solid var(--border); border-radius: 9px; background: #fff; }
.msg-avatar img { width: 100%; height: 100%; object-fit: cover; }
.msg-stack { min-width: 0; max-width: calc(100% - 36px); }
.msg-row.user .msg-stack { max-width: 84%; }
.msg { padding: 11px 13px; border-radius: 13px; overflow-wrap: anywhere; font-size: 13px; line-height: 1.66; }
.msg.user { border-bottom-right-radius: 4px; background: var(--brand-700); color: #fff; }
.msg.ai { border: 1px solid var(--border); border-bottom-left-radius: 4px; background: #fff; color: #18241f; box-shadow: var(--shadow-sm); }
.msg.ai.error { border-color: #f3c7c7; background: #fff7f7; color: #a84343; }
.msg-meta { margin: 4px 3px 0; color: #9aa7a0; font-size: 9px; }
.msg-actions { display: flex; gap: 2px; margin: 4px 0 0 1px; }
.msg-actions button { min-width: 26px; height: 26px; padding: 0 6px; border: 0; border-radius: 7px; background: transparent; color: #77857e; cursor: pointer; font-size: 11px; }
.msg-actions button:hover, .msg-actions button[aria-pressed="true"] { background: var(--brand-100); color: var(--brand-800); }
.md-content > :first-child { margin-top: 0; }
.md-content > :last-child { margin-bottom: 0; }
.md-content p { margin: 0 0 8px; }
.md-content h1, .md-content h2, .md-content h3 { margin: 11px 0 6px; color: var(--brand-800); font-weight: 600; line-height: 1.35; }
.md-content h1 { font-size: 17px; }.md-content h2 { font-size: 15px; }.md-content h3 { font-size: 14px; }
.md-content ul, .md-content ol { margin: 5px 0 9px; padding-left: 20px; }
.md-content li { margin: 3px 0; }
.md-content blockquote { margin: 8px 0; padding: 9px 10px; border-left: 3px solid var(--brand-500); border-radius: 0 8px 8px 0; background: #eff8f3; color: #3f574d; }
.md-content blockquote p { margin: 0; }
.md-content a { color: #177558; text-decoration: underline; text-underline-offset: 2px; }
.md-content code { padding: 2px 5px; border-radius: 5px; background: #edf5f1; color: #176b4d; font: 11px/1.5 ui-monospace, SFMono-Regular, Consolas, monospace; }
.md-content pre { margin: 8px 0; padding: 10px 11px; overflow-x: auto; border-radius: 10px; background: #11221b; color: #ddf3e8; }
.md-content pre code { padding: 0; background: none; color: inherit; }
.md-content hr { margin: 11px 0; border: 0; border-top: 1px solid var(--border); }
.md-table-wrap { margin: 8px 0; overflow-x: auto; }
.md-content table { width: 100%; border-collapse: collapse; font-size: 11px; }
.md-content th, .md-content td { padding: 6px 7px; border: 1px solid var(--border); text-align: left; vertical-align: top; }
.md-content th { background: var(--brand-50); color: var(--brand-800); }
.md-action { display: inline-flex; margin: 5px 5px 0 0; padding: 5px 9px; border: 1px solid var(--brand-200); border-radius: 8px; background: var(--brand-50); color: var(--brand-800); cursor: pointer; }
.typing-status { display: inline-flex; align-items: center; gap: 7px; color: #526159; }
.typing { display: inline-flex; align-items: center; gap: 3px; }
.typing i { width: 5px; height: 5px; border-radius: 50%; background: var(--brand-500); animation: typing 1.4s infinite; }
.typing i:nth-child(2) { animation-delay: .2s; }.typing i:nth-child(3) { animation-delay: .4s; }
@keyframes typing { 0%, 60%, 100% { opacity: .28; transform: translateY(0); } 30% { opacity: 1; transform: translateY(-2px); } }
.chat-suggests { display: flex; gap: 6px; flex-wrap: wrap; padding: 3px 13px 10px; background: #f7faf8; }
.chat-suggests button { padding: 6px 9px; border: 1px solid var(--brand-200); border-radius: 999px; background: #fff; color: var(--brand-700); cursor: pointer; font-size: 11px; }
.chat-suggests button:hover { border-color: var(--brand-600); background: var(--brand-50); }
.chat-input { display: flex; align-items: flex-end; gap: 8px; padding: 9px 9px 9px 13px; border-top: 1px solid var(--border); background: rgba(255,255,255,.94); }
.chat-input textarea { flex: 1; min-height: 36px; max-height: 126px; padding: 8px 2px; resize: none; overflow-y: auto; border: 0; outline: 0; background: transparent; color: #18241f; font-size: 13px; line-height: 1.5; }
.chat-input button { flex: none; width: 36px; height: 36px; display: grid; place-items: center; border: 0; border-radius: 10px; background: var(--brand-700); color: #fff; cursor: pointer; }
.chat-input button svg { width: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.chat-input button:disabled { background: #bdc8c2; cursor: wait; }
.chat-disclaimer { padding: 0 10px 9px; background: #fff; color: #9aa7a0; font-size: 9px; text-align: center; }

/* Large-type readability pass: fewer micro-labels, no essential copy below 14px. */
body { font-size: 18px; }
small { font-size: 14px; line-height: 1.55; }
.eyebrow { font-size: 14px; }
.brand-copy strong { font-size: 20px; }
.nav-links a, .nav-contact { font-size: 16px; }
.nav-contact { height: 44px; padding-inline: 19px; }
.lang-switch button { width: 36px; height: 34px; font-size: 14px; }
.btn { min-height: 48px; padding-inline: 23px; font-size: 16px; }
.btn-sm { min-height: 44px; font-size: 15px; }
.hero .sub, .page-head .sub, .section-heading > p, .split-heading > p { font-size: 18px; }
.hero-proof, .tier-label, .comparison-note, .price-note { font-size: 14px; }
.ai-path-head small, .ai-path-list small, .solution-price span,
.private-price-panel > span, .private-price-panel > small,
.private-facts span, .validation-grid article > span { font-size: 14px; }
.ai-path-list a > span, .solution-index, .tag,
.compact-product-grid article > span, .goal-grid a > span,
.case-card .where, .case-meta span, .roi-intro article > span,
.privacy-badge, .principle-grid article > span,
.contact-route-list > a > span, .meeting-card > span { font-size: 14px; }
.ai-path-list strong, .decision-intro strong { font-size: 17px; }
.decision-grid > a span, .decision-grid > a b,
.tier-card li, .compact-product-grid p, .principle-grid p,
.service-table td, .explain-card a { font-size: 16px; }
.faq-help-card p, .contact-route-list small,
.footer-column strong { font-size: 14px; }
.case-meta strong, .case-card .result, .footer-brand p,
.footer-column a, .footer-column span { font-size: 15px; }
.faq-search input, .contact-route-list strong { font-size: 16px; }
.form-card label, .check-row strong, .field-group > h3 { font-size: 15px; }
.form-card label > small, .check-row small, .form-hint,
.roi-output article span, .roi-output article small,
.roi-disclaimer, .roi-empty span { font-size: 14px; }
.service-table th, .service-table td:last-child small,
.roi-intro strong, .roi-intro small, .footer-bottom { font-size: 14px; }

.chat-identity .title { font-size: 19px; }
.chat-identity .subtitle, .chat-date-divider { font-size: 14px; }
.msg { padding: 15px 17px; font-size: 17px; line-height: 1.7; }
.msg-meta { font-size: 13px; }
.msg-actions button { min-width: 34px; height: 32px; font-size: 14px; }
.md-content h1 { font-size: 20px; }
.md-content h2 { font-size: 19px; }
.md-content h3 { font-size: 18px; }
.md-content ul, .md-content ol { padding-left: 22px; }
.md-content li { margin: 5px 0; }
.md-content code, .md-content table { font-size: 14px; }
.chat-suggests button { padding: 9px 12px; font-size: 15px; }
.chat-input textarea { min-height: 46px; font-size: 17px; }
.chat-input button { width: 42px; height: 42px; }
.chat-disclaimer { padding-bottom: 11px; font-size: 13px; }

@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: 1080px) {
  .nav-inner { min-height: 64px; }
  .nav-toggle { display: inline-flex; }
  .nav-panel { position: absolute; left: 24px; right: 24px; top: 72px; display: none; align-items: stretch; padding: 16px; border: 1px solid var(--border); border-radius: 16px; background: #fff; box-shadow: var(--shadow-lg); backdrop-filter: blur(20px); }
  .nav-panel.open { display: block; }
  .nav-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
  .nav-links a { padding: 10px; }
  .nav-links a.on::after { display: none; }
  .nav-actions { justify-content: space-between; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border); }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-copy { max-width: 780px; }
  .hero-visual { min-height: 420px; }
  .decision-grid { grid-template-columns: 1fr 1fr; }
  .decision-intro { grid-row: span 2; }
  .decision-grid > a { border-left: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .compact-product-grid, .principle-grid { grid-template-columns: 1fr 1fr; }
  .goal-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-address { grid-column: 2 / -1; }
}

@media (max-width: 780px) {
  .container { width: min(100% - 30px, 680px); }
  .section-space { padding: 68px 0; }
  .page-head { padding: 68px 0 56px; }
  .page-head-grid, .split-heading, .about-grid, .two-column-note, .contact-info-grid { grid-template-columns: 1fr; gap: 28px; }
  .page-head-side { display: none; }
  .page-head h1 { font-size: clamp(36px, 12vw, 52px); }
  .hero { padding: 76px 0 62px; }
  .hero h1 { font-size: clamp(42px, 13vw, 60px); }
  .hero .sub { font-size: 16px; }
  .hero-visual { min-height: 350px; }
  .hero-orbit-a { width: 390px; height: 250px; }
  .hero-orbit-b { width: 320px; height: 200px; }
  .ai-path-card { padding: 16px; }
  .decision-grid { grid-template-columns: 1fr; }
  .decision-intro { grid-row: auto; }
  .decision-grid > a { min-height: 96px; border-left: 0; border-top: 1px solid var(--border); }
  .solution-grid, .tier-grid, .validation-grid, .case-list { grid-template-columns: 1fr; }
  .solution-card { min-height: 300px; }
  .economics-card, .private-showcase, .visit-card, .cta-card { grid-template-columns: 1fr; gap: 28px; padding: 32px 26px; }
  .economics-number { width: 100%; }
  .boundary-note { grid-template-columns: 1fr; gap: 8px; }
  .private-price-panel { max-width: 320px; }
  .roi-intro-grid { grid-template-columns: 1fr; gap: 10px; }
  .roi-intro article { padding: 5px 0; border-right: 0; }
  .roi-layout { grid-template-columns: 1fr; }
  .roi-results { position: static; min-height: 420px; }
  .faq-layout { grid-template-columns: 1fr; gap: 28px; }
  .faq-aside { position: static; }
  .contact-path-grid { grid-template-columns: 1fr; }
  .contact-primary-card { min-height: 400px; padding: 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-address { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .cta-actions, .visit-actions { width: 100%; }
  .cta-actions .btn, .visit-actions .btn { flex: 1; }
  .subnav-wrap { top: 64px; }
  .chat-widget { right: 8px; bottom: 86px; width: calc(100vw - 16px); max-height: calc(100vh - 96px); border-radius: 17px; }
  .chat-body { min-height: 280px; max-height: calc(100vh - 286px); }
  .chat-fab { right: 14px; bottom: 14px; min-width: 136px; height: 58px; gap: 9px; padding: 6px 15px 6px 6px; border-radius: 19px; }
  .chat-fab img { width: 46px; height: 46px; border-radius: 14px; }
  .chat-fab-label { font-size: 16px; }
  .fab-status { left: 39px; bottom: 4px; }
}

@media (max-width: 520px) {
  .brand-copy strong { font-size: 18px; }
  .nav-panel { left: 12px; right: 12px; }
  .nav-links { grid-template-columns: 1fr 1fr; }
  .nav-contact { padding: 0 12px; }
  .hero-actions, .cta-actions, .visit-actions { flex-direction: column; }
  .hero-actions .btn, .cta-actions .btn, .visit-actions .btn { width: 100%; }
  .hero-proof { display: grid; gap: 8px; }
  .hero-visual { min-height: 330px; }
  .ai-path-list a { padding: 11px 8px; }
  .ai-path-list small { display: none; }
  .compact-product-grid, .goal-grid, .principle-grid, .roi-fields, .roi-output { grid-template-columns: 1fr; }
  .principle-grid article { min-height: 210px; }
  .private-showcase { padding: 30px 22px; }
  .private-price-panel { width: 100%; }
  .case-card { padding: 26px 22px; }
  .case-meta { grid-template-columns: 1fr; gap: 3px; }
  .form-card, .roi-results { padding: 24px 20px; }
  .form-card-head { flex-direction: column; }
  .roi-disclaimer, .roi-output .btn { grid-column: auto; }
  .contact-route-list > a { grid-template-columns: 36px 1fr auto; padding: 18px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand, .footer-address { grid-column: auto; }
}

/* No-microtype pass: public pages keep every readable label at 16px or above. */
.eyebrow,
.hero-proof,
.ai-path-head small,
.ai-path-list a > span,
.ai-path-list small,
.solution-index,
.tag,
.solution-price span,
.economics-copy > small,
.economics-number span,
.economics-number small,
.validation-grid article > span,
.tier-label,
.tier-price span,
.compact-product-grid article > span,
.private-facts span,
.private-price-panel > span,
.private-price-panel > small,
.private-price-panel b,
.comparison-note,
.price-note,
.service-table th,
.service-table td:last-child small,
.goal-grid a > span,
.goal-grid small,
.case-card .where,
.case-meta span,
.case-meta strong,
.case-card .result,
.note-stack span,
.roi-intro article > span,
.roi-intro strong,
.roi-intro small,
.privacy-badge,
.field-group > h3,
.form-card label,
.form-card label > small,
.check-row strong,
.check-row small,
.form-hint,
.roi-empty span,
.roi-output article span,
.roi-output article small,
.roi-disclaimer,
.principle-grid article > span,
.faq-help-card p,
.faq-help-card a,
.contact-logo-wrap small,
.contact-route-list > a > span,
.contact-route-list small,
.meeting-card > span,
.footer-brand p,
.footer-column strong,
.footer-column a,
.footer-column span,
.footer-bottom,
.chat-identity .subtitle,
.chat-date-divider,
.msg-meta,
.msg-actions button,
.md-content code,
.md-content table,
.chat-disclaimer,
.page-head-side strong,
.subnav a,
.compact-product-grid strong,
.roi-empty strong,
.faq-help-card strong,
.faq-item summary { font-size: 16px; line-height: 1.6; }

.nav-links a,
.nav-contact,
.btn,
.ai-path-list strong,
.decision-intro strong,
.decision-grid > a span,
.decision-grid > a b,
.solution-card > a,
.tier-card li,
.compact-product-grid p,
.service-table td,
.principle-grid p,
.faq-search input,
.faq-item .a,
.contact-route-list strong,
.explain-card a { font-size: 17px; line-height: 1.65; }

.nav-inner { min-height: 72px; }
.nav-contact { height: 48px; }
.lang-switch button { min-width: 40px; height: 38px; font-size: 16px; }
.economics-copy p { font-size: 18px; line-height: 1.7; }
.economics-copy > small { max-width: 780px; color: rgba(255,255,255,.76); }
.economics-number span { color: rgba(255,255,255,.78); }
.chat-identity .title { font-size: 20px; }
.msg { font-size: 18px; }
.chat-input textarea { font-size: 18px; }
.chat-suggests button { font-size: 16px; }

@media (max-width: 780px) {
  .hero .sub { font-size: 18px; }
  .nav-inner { min-height: 68px; }
  .chat-fab-label { font-size: 17px; }
}