/* ============================================================
   Fabola — shared site stylesheet, linked from every page.
   Served from /assets/ (immutable, 1 year): after ANY edit,
   re-fingerprint the filename and update every <link> to it.
   See "Shared stylesheet" in CLAUDE.md.
   ============================================================ */
html,body{height:100%;margin:0;font-family:var(--font-serif)}#dc-root,#dc-root>.sc-host{height:100%}
.font-sans{font-family:var(--font-sans)}
/* ============================================================
   Fabola Design System — "Human Precision"
   Foundational tokens: color, type, spacing, radius, shadow.
   ============================================================ */

/* ---------- Fonts ---------- */
/* Hanken Grotesk — brand-licensed variable fonts (local). */
@font-face {
  font-family: 'Hanken Grotesk';
  src: url("/fonts/hanken-grotesk.woff2") format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Hanken Grotesk';
  src: url("/fonts/hanken-grotesk-italic.woff2") format('woff2');
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}

/* Source Serif 4 — brand-licensed variable fonts (local). */
@font-face {
  font-family: 'Source Serif 4';
  src: url("/fonts/source-serif-4.woff2") format('woff2');
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Source Serif 4';
  src: url("/fonts/source-serif-4-italic.woff2") format('woff2');
  font-weight: 200 900;
  font-style: italic;
  font-display: swap;
}

:root {
  /* ===== Color: Surfaces ===== */
  --surface: #fbf8ff;
  --surface-dim: #d9d9e8;
  --surface-bright: #fbf8ff;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f4f2ff;
  --surface-container: #edecfd;
  --surface-container-high: #e7e7f7;
  --surface-container-highest: #e2e1f1;
  --surface-variant: #e2e1f1;
  --surface-tint: #206d05;
  --inverse-surface: #2e303c;
  --inverse-on-surface: #f0efff;

  /* On-surface (text) */
  --on-surface: #191b26;
  --on-surface-variant: #40493b;
  --on-background: #191b26;

  /* Background */
  --background: #fbf8ff;

  /* ===== Color: Primary (Fabola Green / moss) ===== */
  --primary: #1d6a02;
  --on-primary: #ffffff;
  --primary-container: #398420;
  --on-primary-container: #f8ffee;
  --inverse-primary: #89da6b;
  --primary-fixed: #a4f784;
  --primary-fixed-dim: #89da6b;
  --on-primary-fixed: #042100;
  --on-primary-fixed-variant: #145200;

  /* ===== Color: Secondary (Sand) ===== */
  --secondary: #615e57;
  --on-secondary: #ffffff;
  --secondary-container: #e8e2d9;
  --on-secondary-container: #67645d;
  --secondary-fixed: #e8e2d9;
  --secondary-fixed-dim: #cbc6bd;
  --on-secondary-fixed: #1d1b16;
  --on-secondary-fixed-variant: #494640;

  /* ===== Color: Tertiary (Teal accent) ===== */
  --tertiary: #00647f;
  --on-tertiary: #ffffff;
  --tertiary-container: #147e9e;
  --on-tertiary-container: #fafdff;
  --tertiary-fixed: #bbeaff;
  --tertiary-fixed-dim: #7cd2f4;
  --on-tertiary-fixed: #001f29;
  --on-tertiary-fixed-variant: #004d62;

  /* ===== Color: Status ===== */
  --error: #ba1a1a;
  --on-error: #ffffff;
  --error-container: #ffdad6;
  --on-error-container: #93000a;

  /* ===== Color: Outlines ===== */
  --outline: #717a69;
  --outline-variant: #c0cab7;

  /* ===== Color: Brand-named aliases ===== */
  --warm-white: #F9F8F6;
  --slate-muted: #6B6D7A;
  --moss-dark: #2D631B;

  /* ===== Semantic aliases (use these in components) ===== */
  --fg-1: var(--on-surface);          /* primary text */
  --fg-2: var(--slate-muted);         /* secondary text */
  --fg-3: var(--on-secondary-container); /* tertiary / hint text */
  --fg-inverse: var(--inverse-on-surface);

  --bg-page: var(--warm-white);
  --bg-section-alt: var(--secondary-container); /* sand */
  --bg-card: var(--surface-container-lowest);
  --bg-inverse: var(--inverse-surface);

  --accent: var(--primary);
  --accent-hover: var(--moss-dark);
  --link: var(--tertiary);

  --border-soft: var(--outline-variant);
  --border-strong: var(--outline);
  --border-input: var(--slate-muted);

  /* ===== Type: Families ===== */
  --font-sans: 'Hanken Grotesk', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-display: var(--font-sans);
  --font-mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  /* ===== Type: Scale (from Human Precision spec) ===== */
  --display-lg-size: 56px;
  --display-lg-line: 64px;
  --display-lg-weight: 700;
  --display-lg-tracking: -0.02em;

  --headline-lg-size: 40px;
  --headline-lg-line: 48px;
  --headline-lg-weight: 600;
  --headline-lg-tracking: -0.01em;

  --headline-md-size: 32px;
  --headline-md-line: 40px;
  --headline-md-weight: 600;
  --headline-md-tracking: 0;

  --body-lg-size: 18px;
  --body-lg-line: 32px;
  --body-lg-weight: 400;

  --body-md-size: 16px;
  --body-md-line: 28px;
  --body-md-weight: 400;

  --label-md-size: 14px;
  --label-md-line: 20px;
  --label-md-weight: 600;
  --label-md-tracking: 0.05em;

  /* ===== Spacing ===== */
  --space-unit: 8px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 120px;

  --container-max: 1200px;
  --gutter: 24px;
  --margin-desktop: 64px;
  --margin-mobile: 20px;
  --section-padding: 120px;
  --section-padding-mobile: 64px;

  /* ===== Radius ===== */
  --radius-sm: 4px;     /* 0.25rem — chips, tags */
  --radius: 8px;        /* 0.5rem  — buttons, inputs */
  --radius-md: 12px;    /* 0.75rem — compact cards */
  --radius-lg: 16px;    /* 1rem    — standard cards */
  --radius-xl: 24px;    /* 1.5rem  — hero containers */
  --radius-full: 9999px;

  /* ===== Shadow (warm-slate tinted, low opacity) ===== */
  --shadow-sm: 0 1px 2px rgba(107, 109, 122, 0.06);
  --shadow-md: 0 4px 12px rgba(107, 109, 122, 0.08);
  --shadow-lg: 0 12px 32px rgba(107, 109, 122, 0.10);
  --shadow-xl: 0 24px 64px rgba(107, 109, 122, 0.12);
  --focus-ring: 0 0 0 3px rgba(29, 106, 2, 0.18);

  /* ===== Motion ===== */
  --ease-standard: cubic-bezier(0.4, 0.0, 0.2, 1);
  --ease-emphasized: cubic-bezier(0.2, 0.0, 0, 1);
  --duration-fast: 150ms;
  --duration-base: 240ms;
  --duration-slow: 400ms;
}

/* ============================================================
   Base typography — semantic element styling
   ============================================================ */

html, body {
  background: var(--bg-page);
  color: var(--fg-1);
  font-family: var(--font-serif);
  font-size: var(--body-md-size);
  line-height: var(--body-md-line);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  color: var(--fg-1);
  margin: 0;
  text-wrap: balance;
}

h1 {
  font-size: var(--display-lg-size);
  line-height: var(--display-lg-line);
  font-weight: var(--display-lg-weight);
  letter-spacing: var(--display-lg-tracking);
}

h2 {
  font-size: var(--headline-lg-size);
  line-height: var(--headline-lg-line);
  font-weight: var(--headline-lg-weight);
  letter-spacing: var(--headline-lg-tracking);
}

h3 {
  font-size: var(--headline-md-size);
  line-height: var(--headline-md-line);
  font-weight: var(--headline-md-weight);
}

p {
  font-family: var(--font-serif);
  font-size: var(--body-md-size);
  line-height: var(--body-md-line);
  color: var(--fg-1);
  text-wrap: pretty;
  margin: 0;
}

.body-lg {
  font-size: var(--body-lg-size);
  line-height: var(--body-lg-line);
}

.label, .eyebrow {
  font-family: var(--font-sans);
  font-size: var(--label-md-size);
  line-height: var(--label-md-line);
  font-weight: var(--label-md-weight);
  letter-spacing: var(--label-md-tracking);
  text-transform: uppercase;
  color: var(--fg-2);
}

a {
  color: var(--link);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}
a:hover { text-decoration: underline; }

/* Mobile reflow */
@media (max-width: 768px) {
  h1 {
    font-size: var(--headline-md-size);
    line-height: var(--headline-md-line);
  }
  h2 {
    font-size: 28px;
    line-height: 36px;
  }
}


html, body { margin: 0; padding: 0; background: #F9F8F6; }
* { box-sizing: border-box; }
::selection { background: #a4f784; color: #042100; }
@media (max-width: 860px) { .fb-navlinks { display: none !important; } }


/* ============================================================
   Shared component classes (both pages).
   ============================================================ */
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: rgb(64, 73, 59);
  text-decoration: none;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
}

/* FAQ (Chinese page): question beside answer, wrapping to stacked. */
.faq-list {
  border-top: 1px solid rgba(64, 73, 59, 0.22);
}
.faq-item {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 32px;
  padding: 30px 0px;
  border-bottom: 1px solid rgba(64, 73, 59, 0.22);
}
.faq-q {
  flex: 0 0 300px;
  max-width: 100%;
  font-family: var(--font-sans);
  font-size: 19px;
  line-height: 1.5;
  font-weight: 600;
  color: rgb(25, 27, 38);
  margin: 0px;
}
.faq-a {
  flex: 1 1 320px;
}
.faq-a p {
  font-size: 18px;
  line-height: 1.66;
  color: rgb(64, 73, 59);
  margin: 0px;
}
.faq-a p + p {
  margin-top: 14px;
}

/* Chinese page mobile gutters. */
@media (max-width: 768px) {
  .hero-inner { padding-left: 24px !important; padding-right: 24px !important; }
  .hero { padding-top: 72px !important; padding-bottom: 80px !important; }
}


/* ============================================================
   English page. Everything sits on one 1160px column with two-
   and three-column grids that collapse together: three columns
   stack at 1000px, two columns at 760px.
   ============================================================ */
.home {
  --rule: #d6d2c9;
  --sand-soft: #efebe4;
  background: var(--warm-white);
  color: var(--on-surface);
  font-family: var(--font-serif);
  overflow-x: clip;
}
.home a { color: var(--primary); }
.home a:hover { color: var(--moss-dark); }
.home a.nav-link { color: var(--on-surface-variant); }
.home a.nav-link:hover { color: var(--on-surface); }
.home a:focus-visible, .home summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}
.text-muted { color: var(--on-surface-variant); }

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 64px);
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
}
.grid-3 { display: grid; }
.span-2of3 { max-width: 66.667%; }
.section {
  scroll-margin-top: 72px;
  padding: clamp(96px, 12vw, 152px) 0;
}
.bg-sand { background: var(--sand-soft); }

.title-xl {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(32px, 3.8vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
}
.title-md {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(26px, 2.8vw, 36px);
  line-height: 1.12;
  letter-spacing: -0.016em;
  margin: 0;
  text-wrap: balance;
}
.label-sm {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.45;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  padding: 13px 21px;
  border-radius: 8px;
  border: 1px solid transparent;
  text-decoration: none;
  transition: background-color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard);
}
.home a.btn:hover { text-decoration: none; }
.btn-sm { font-size: 14px; padding: 8px 15px; }
.home a.btn-primary { background: var(--primary); color: #ffffff; }
.home a.btn-primary:hover { background: var(--moss-dark); color: #ffffff; }
.home a.btn-outline { border-color: var(--outline); color: var(--on-surface); }
.home a.btn-outline:hover { border-color: var(--on-surface); background: rgba(25, 27, 38, 0.04); }
.home a.btn-inverse { background: #ffffff; color: var(--primary); }
.home a.btn-inverse:hover { background: var(--secondary-container); color: var(--primary); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
}

/* Lists: ruled rows, green dots, and plain stacked lines. */
.rule-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}
.rule-list li {
  padding: 13px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 17px;
  line-height: 1.45;
}
.rule-list-sm li { padding: 11px 0; font-size: 16px; }
.dot-list {
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 8px 24px;
}
.dot-list li {
  position: relative;
  padding-left: 15px;
  font-size: 16px;
  line-height: 1.45;
  color: var(--on-surface-variant);
}
.dot-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 9999px;
  background: var(--primary);
}
.plain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.plain-list li {
  font-size: 17px;
  line-height: 1.45;
  color: var(--on-surface-variant);
}

/* Disclosure toggles (module questions and FAQ): CSS only. */
.home summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.home summary::-webkit-details-marker { display: none; }
.toggle-icon {
  flex: 0 0 auto;
  color: var(--primary);
  transition: transform var(--duration-base) var(--ease-standard);
}
details[open] > summary .toggle-icon { transform: rotate(45deg); }
@media (prefers-reduced-motion: reduce) { .toggle-icon { transition: none; } }
.toggle {
  margin-top: 16px;
  border-top: 1px solid var(--rule);
}
.toggle summary {
  gap: 16px;
  padding: 16px 0;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
}

/* Nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(249, 248, 246, 0.92);
  border-bottom: 1px solid #e2ded6;
}
.site-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px 24px;
  min-height: 72px;
  padding-top: 10px;
  padding-bottom: 10px;
}

/* Hero */
.home-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(88px, 12vw, 160px) 0 clamp(88px, 11vw, 144px);
  border-bottom: 1px solid var(--rule);
}
.hero-watermark {
  position: absolute;
  top: 50%;
  right: -120px;
  transform: translateY(-50%);
  width: min(860px, 68vw);
  height: auto;
  opacity: 0.05;
  pointer-events: none;
  user-select: none;
}

/* Service modules */
.module {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 56px 0 64px;
  border-top: 1px solid var(--rule);
}
.module-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 48px;
  margin-bottom: 18px;
}
.module-title {
  flex: 2 1 0;
  min-width: min(100%, 320px);
  font-family: var(--font-sans);
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.014em;
  margin: 0;
}
.module-tag-slot {
  flex: 1 1 0;
  min-width: 200px;
  display: flex;
  justify-content: flex-end;
}
.module-tag {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  padding: 5px 10px;
  border-radius: 4px;
  border: 1px solid var(--primary);
}
.home a.module-tag:hover { text-decoration: none; background: rgba(29, 106, 2, 0.06); }
.module-body {
  font-size: 17px;
  line-height: 1.6;
  color: var(--on-surface-variant);
}

/* How it works: three steps on a green rule. */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 48px 40px;
}
.step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 28px;
  border-top: 1px solid var(--primary);
}
.step::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 9999px;
  background: var(--primary);
}
.step-heading {
  font-family: var(--font-sans);
  font-size: 21px;
  line-height: 1.25;
  font-weight: 600;
  margin: 0;
}
.step-text {
  font-size: 16px;
  line-height: 1.55;
  color: var(--on-surface-variant);
}
.agree-list {
  margin: 4px 0 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.agree-list > div {
  display: grid;
  grid-template-columns: minmax(110px, 0.6fr) minmax(0, 1fr);
  gap: 16px;
}
.agree-list dt {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
}
.agree-list dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.45;
  color: var(--on-surface-variant);
}

/* FAQ */
.faq-toggles { border-top: 1px solid var(--rule); }
.faq-toggles details { border-bottom: 1px solid var(--rule); }
.faq-toggles summary {
  gap: 24px;
  padding: 22px 0;
}
.faq-toggles summary h3 {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.45;
  font-weight: 600;
  letter-spacing: 0;
  margin: 0;
  text-wrap: pretty;
}
.faq-toggles-a {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 60ch;
  padding: 0 0 26px;
}
.faq-toggles-a p {
  font-size: 17px;
  line-height: 1.6;
  color: var(--on-surface-variant);
}

/* Closing band and footer */
.cta-band {
  padding: clamp(72px, 9vw, 112px) 0;
  background: var(--primary);
  color: #ffffff;
}
.cta-band a:focus-visible { outline-color: #ffffff; }
.site-footer {
  background: var(--inverse-surface);
  color: var(--inverse-on-surface);
  padding: 48px 0 32px;
}
.home .site-footer a { color: var(--inverse-on-surface); }
.home .site-footer a:hover { color: #ffffff; }
.site-footer a:focus-visible { outline-color: var(--inverse-on-surface); }

@media (max-width: 1000px) {
  .grid-3 { grid-template-columns: minmax(0, 1fr) !important; }
}
@media (max-width: 760px) {
  .grid-2, .grid-3 { grid-template-columns: minmax(0, 1fr) !important; }
  .span-2of3 { max-width: none; }
  .module-tag-slot { justify-content: flex-start; }
  .module-tag-slot:empty { display: none; }
}