/* ============================================================
   知微咨询 · 共享设计系统
   设计哲学：Kenya Hara 东方极简 × Pentagram 信息建筑
   ============================================================ */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 96px; }
body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ---------- Tokens ---------- */
:root {
  /* Color */
  --primary: #008080;
  --primary-deep: #005959;
  --primary-tint: #F2F7F7;
  --ink: #1A1A1A;
  --ink-soft: #4A4A4A;
  --ink-muted: #8A8A8A;
  --hairline: #E5E5E5;
  --paper: #FFFFFF;
  --paper-warm: #FAFAF7;

  /* Type */
  --serif-cn: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", serif;
  --serif-en: "Playfair Display", "Source Han Serif SC", Georgia, serif;
  --sans-cn: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --sans-en: Inter, "Source Han Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", Consolas, "Liberation Mono", monospace;

  /* Spacing scale */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;
  --s-10: 128px;
  --s-11: 192px;

  /* Layout */
  --container: 1280px;
  --container-narrow: 920px;
  --container-wide: 1440px;
  --gutter: clamp(24px, 5vw, 80px);

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 200ms;
  --dur: 400ms;
  --dur-slow: 800ms;
}

/* ---------- Base typography ---------- */
body {
  font-family: var(--sans-en), var(--sans-cn);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  font-feature-settings: "kern" 1, "liga" 1;
  text-rendering: optimizeLegibility;
}

.serif { font-family: var(--serif-en), var(--serif-cn); }
.serif-cn { font-family: var(--serif-cn); }
.mono { font-family: var(--mono); }

h1, h2, h3, h4 {
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
}

p { color: var(--ink-soft); }
p.lead { font-size: 18px; line-height: 1.75; color: var(--ink-soft); }

.eyebrow {
  font-family: var(--sans-en);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 500;
}

.eyebrow-cn {
  font-family: var(--sans-cn);
  font-size: 13px;
  letter-spacing: 0.32em;
  color: var(--ink-muted);
  font-weight: 400;
}

.text-balance { text-wrap: balance; }
.text-pretty { text-wrap: pretty; }

/* ---------- Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}
.container-narrow { max-width: var(--container-narrow); }
.container-wide { max-width: var(--container-wide); }

.section {
  padding-top: clamp(96px, 10vw, 160px);
  padding-bottom: clamp(64px, 10vw, 144px);
}
.section-tight {
  padding-top: clamp(80px, 7vw, 112px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.hairline { height: 1px; background: var(--hairline); border: 0; }
.hairline-ink { height: 1px; background: var(--ink); border: 0; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0);
  transition: background var(--dur) var(--ease-soft),
              backdrop-filter var(--dur) var(--ease-soft),
              border-color var(--dur) var(--ease-soft),
              padding var(--dur) var(--ease-soft);
  border-bottom: 1px solid transparent;
  padding: 24px 0;
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: var(--hairline);
  padding: 16px 0;
}
.site-header.is-dark {
  background: linear-gradient(180deg, rgba(0,0,0,0.78) 0%, rgba(0,0,0,0.34) 60%, rgba(0,0,0,0) 100%);
}
.site-header.is-dark.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
}
.site-header.is-dark .site-header__logo img { filter: brightness(0) invert(1); }
.site-header.is-dark.is-scrolled .site-header__logo img { filter: none; }
.site-header.is-dark .nav-link { color: rgba(255,255,255,0.85); }
.site-header.is-dark.is-scrolled .nav-link { color: var(--ink-soft); }
.site-header.is-dark .nav-cta { color: #fff; border-color: rgba(255,255,255,0.4); }
.site-header.is-dark.is-scrolled .nav-cta { color: var(--ink); border-color: var(--ink); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.site-header__logo img {
  height: 36px;
  width: auto;
  transition: filter var(--dur) var(--ease-soft);
}
.site-header__logo img { height: 38px; }

.nav {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-list {
  display: flex;
  gap: 36px;
}
.nav-link {
  font-family: var(--sans-cn);
  font-size: 14px;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  position: relative;
  padding: 8px 0;
  transition: color var(--dur-fast) var(--ease-soft);
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: 4px;
  height: 1px;
  background: var(--primary);
  transition: right var(--dur) var(--ease-out);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after,
.nav-link.is-active::after { right: 0; }
.nav-link.is-active { color: var(--ink); }

.nav-cta {
  font-family: var(--sans-cn);
  font-size: 13px;
  letter-spacing: 0.08em;
  padding: 10px 22px;
  border: 1px solid var(--ink);
  border-radius: 0;
  color: var(--ink);
  transition: background var(--dur-fast) var(--ease-soft),
              color var(--dur-fast) var(--ease-soft);
}
.nav-cta:hover { background: var(--ink); color: #fff; }

.nav-toggle {
  display: none;
  width: 32px;
  height: 32px;
  position: relative;
  cursor: pointer;
  background: none;
  border: none;
}
.nav-toggle span {
  position: absolute;
  left: 4px; right: 4px;
  height: 1px;
  background: var(--ink);
  transition: transform var(--dur) var(--ease-out),
              opacity var(--dur-fast) var(--ease-soft);
}
.nav-toggle span:nth-child(1) { top: 11px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
.site-header.is-dark:not(.is-scrolled) .nav-toggle span { background: #fff; }
.site-header.is-dark.is-scrolled .nav-toggle span { background: var(--ink); }

/* Mobile drawer */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--paper);
  z-index: 49;
  padding: 100px var(--gutter) 40px;
  transform: translateY(-100%);
  transition: transform var(--dur-slow) var(--ease-out);
  display: flex;
  flex-direction: column;
  visibility: hidden;
}
.mobile-nav.is-open {
  transform: translateY(0);
  visibility: visible;
}
.mobile-nav__list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--hairline);
}
.mobile-nav__list a {
  font-family: var(--serif-cn);
  font-size: 28px;
  padding: 24px 0;
  border-bottom: 1px solid var(--hairline);
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.mobile-nav__list a span {
  font-family: var(--serif-en);
  font-size: 13px;
  color: var(--ink-muted);
  letter-spacing: 0.1em;
}
.mobile-nav__contact {
  margin-top: auto;
  padding-top: 40px;
  color: var(--ink-muted);
  font-size: 14px;
  line-height: 2;
}
.mobile-nav__contact a { color: var(--primary); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--sans-cn);
  font-size: 14px;
  letter-spacing: 0.08em;
  padding: 14px 28px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-soft),
              color var(--dur-fast) var(--ease-soft),
              transform var(--dur-fast) var(--ease-soft);
}
.btn:hover { background: var(--primary); border-color: var(--primary); }
.btn .arrow { transition: transform var(--dur) var(--ease-out); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: #fff; border-color: var(--ink); }

.btn-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}
.btn-light:hover { background: #fff; color: var(--ink); border-color: #fff; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans-cn);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--ink);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--ink);
  transition: color var(--dur-fast) var(--ease-soft),
              border-color var(--dur-fast) var(--ease-soft);
}
.link-arrow:hover { color: var(--primary); border-color: var(--primary); }
.link-arrow .arrow { transition: transform var(--dur) var(--ease-out); }
.link-arrow:hover .arrow { transform: translateX(4px); }

/* ---------- Section heading ---------- */
.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(32px, 5vw, 80px);
  margin-bottom: clamp(48px, 6vw, 80px);
  align-items: end;
}
.section-head__label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--ink);
}
.section-head__title {
  font-family: var(--serif-cn);
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  font-weight: 400;
}
.section-head__title em {
  font-style: italic;
  font-family: var(--serif-en);
  color: var(--primary);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-top: clamp(80px, 9vw, 120px);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow: hidden;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.45) 0%, rgba(0,0,0,0.15) 35%, rgba(0,0,0,0.55) 100%);
}
.hero__inner {
  color: #fff;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
  width: 100%;
}
.hero__eyebrow {
  font-family: var(--sans-en);
  font-size: 12px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.hero__eyebrow::before {
  content: '';
  width: 48px;
  height: 1px;
  background: rgba(255,255,255,0.5);
}
.hero__title {
  font-family: var(--serif-cn);
  font-size: clamp(40px, 7vw, 92px);
  line-height: 1.08;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 32px;
  max-width: 14ch;
  color: #fff;
}
.hero__title em {
  font-style: italic;
  font-family: var(--serif-en);
  color: #B8E0DC;
}
.hero__sub {
  font-family: var(--sans-cn);
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.7;
  color: rgba(255,255,255,0.85);
  max-width: 52ch;
  margin-bottom: 48px;
}
.hero__actions {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.hero__scroll {
  position: absolute;
  right: var(--gutter);
  bottom: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  color: rgba(255,255,255,0.7);
  font-family: var(--sans-en);
  font-size: 11px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.hero__scroll::after {
  content: '';
  width: 1px;
  height: 64px;
  background: linear-gradient(180deg, rgba(255,255,255,0.6), transparent);
}

/* ---------- Card / List patterns ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(32px, 4vw, 64px);
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(32px, 4vw, 56px);
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(24px, 3vw, 48px);
}

/* Service card */
.service-card {
  border-top: 1px solid var(--ink);
  padding: 32px 0 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: padding var(--dur) var(--ease-out);
  cursor: pointer;
}
.service-card:hover { padding-left: 12px; }
.service-card__num {
  font-family: var(--serif-en);
  font-size: 13px;
  color: var(--ink-muted);
  letter-spacing: 0.16em;
}
.service-card__title {
  font-family: var(--serif-cn);
  font-size: 26px;
  font-weight: 400;
  line-height: 1.3;
  color: var(--ink);
}
.service-card__title em {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--primary);
  font-size: 18px;
  display: block;
  margin-top: 6px;
  letter-spacing: 0.02em;
}
.service-card__desc {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
  flex: 1;
}
.service-card__arrow {
  margin-top: 8px;
  color: var(--ink);
  transition: transform var(--dur) var(--ease-out);
}
.service-card:hover .service-card__arrow { transform: translateX(8px); color: var(--primary); }

/* Insight card */
.insight-card {
  display: block;
  border-top: 1px solid var(--hairline);
  padding-top: 32px;
  transition: border-color var(--dur) var(--ease-out);
}
.insight-card:hover { border-top-color: var(--primary); }
.insight-card__meta {
  display: flex;
  gap: 24px;
  font-family: var(--sans-en);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 20px;
}
.insight-card__meta span:first-child { color: var(--primary); }
.insight-card__title {
  font-family: var(--serif-cn);
  font-size: clamp(22px, 2.2vw, 28px);
  font-weight: 400;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 16px;
  transition: color var(--dur-fast) var(--ease-soft);
}
.insight-card:hover .insight-card__title { color: var(--primary-deep); }
.insight-card__excerpt {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
  margin-bottom: 24px;
}
.insight-card__more {
  font-family: var(--sans-en);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  display: inline-flex;
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
}

/* Stat block */
.stat-block {
  border-top: 1px solid var(--ink);
  padding-top: 24px;
}
.stat-block__num {
  font-family: var(--serif-en);
  font-size: clamp(48px, 6vw, 80px);
  line-height: 1;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.02em;
}
.stat-block__num em {
  font-style: italic;
  color: var(--primary);
  font-size: 0.5em;
  vertical-align: super;
  margin-left: 4px;
}
.stat-block__label {
  margin-top: 16px;
  font-family: var(--sans-cn);
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
}

/* Value / principle */
.principle {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  padding: 40px 0;
  border-top: 1px solid var(--hairline);
}
.principle__num {
  font-family: var(--serif-en);
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--primary);
  padding-top: 6px;
}
.principle__title {
  font-family: var(--serif-cn);
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 12px;
  color: var(--ink);
}
.principle__body {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* Process step */
.process-step {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(32px, 4vw, 80px);
  padding: 48px 0;
  border-top: 1px solid var(--hairline);
  align-items: start;
}
.process-step__num {
  font-family: var(--serif-en);
  font-size: clamp(60px, 8vw, 96px);
  line-height: 1;
  font-weight: 400;
  color: var(--primary);
  font-style: italic;
}
.process-step__title {
  font-family: var(--serif-cn);
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 16px;
  color: var(--ink);
}
.process-step__title em {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--ink-muted);
  font-size: 18px;
  margin-left: 12px;
}
.process-step__body {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin-bottom: 20px;
}
.process-step__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.process-step__tags span {
  font-family: var(--sans-en);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding: 4px 12px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
}

/* Big quote */
.bigquote {
  font-family: var(--serif-cn);
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.4;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.bigquote em {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--primary);
}

/* CTA band */
.cta-band {
  background: var(--ink);
  color: #fff;
  padding: clamp(72px, 10vw, 144px) 0;
}
.cta-band .eyebrow { color: rgba(255,255,255,0.6); }
.cta-band__title {
  font-family: var(--serif-cn);
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.15;
  font-weight: 400;
  color: #fff;
  margin: 24px 0 40px;
  max-width: 18ch;
}
.cta-band__title em {
  font-family: var(--serif-en);
  font-style: italic;
  color: #B8E0DC;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #0F0F0F;
  color: rgba(255,255,255,0.7);
  padding: clamp(80px, 8vw, 120px) 0 40px;
}
.site-footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.site-footer__brand img {
  height: 40px;
  filter: brightness(0) invert(1);
  margin-bottom: 24px;
}
.site-footer__desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255,255,255,0.55);
  max-width: 32ch;
}
.site-footer__col h4 {
  font-family: var(--sans-en);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  font-weight: 500;
  margin-bottom: 24px;
}
.site-footer__col ul li {
  margin-bottom: 12px;
}
.site-footer__col ul a {
  font-family: var(--sans-cn);
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  transition: color var(--dur-fast) var(--ease-soft);
}
.site-footer__col ul a:hover { color: var(--primary); }
.site-footer__bottom {
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--sans-en);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.4);
}

/* ---------- Animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal[data-delay="1"] { transition-delay: 80ms; }
.reveal[data-delay="2"] { transition-delay: 160ms; }
.reveal[data-delay="3"] { transition-delay: 240ms; }
.reveal[data-delay="4"] { transition-delay: 320ms; }
.reveal[data-delay="5"] { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .site-header__inner .nav-list,
  .site-header__inner .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .section-head { grid-template-columns: 1fr; gap: 24px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .site-footer__top { grid-template-columns: 1fr 1fr; }
  .site-footer__brand { grid-column: span 2; }
  .process-step { grid-template-columns: 1fr; gap: 16px; }
}

@media (max-width: 720px) {
  body { font-size: 15px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 24px; }
  .section-head__title { font-size: 32px; }
  .hero__scroll { display: none; }
  .hero__title { font-size: clamp(36px, 11vw, 56px); }
  .principle { grid-template-columns: 1fr; gap: 8px; }
  .principle__num { padding-top: 0; }
  .site-footer__top { grid-template-columns: 1fr; }
  .site-footer__brand { grid-column: auto; }
  .site-footer__bottom { flex-direction: column; align-items: flex-start; }
  .nav-cta { display: none !important; }
}

/* Utility */
.text-primary { color: var(--primary); }
.text-muted { color: var(--ink-muted); }
.bg-warm { background: var(--paper-warm); }
.bg-tint { background: var(--primary-tint); }
.bg-ink { background: var(--ink); color: #fff; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.full-bleed { width: 100vw; margin-left: calc(50% - 50vw); }