/* ============================================================
   Monarch Group Consulting — Design System
   v1.0 · Modern minimal · Single source of truth
   ============================================================ */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,300;9..144,400;9..144,500;9..144,600&family=Inter:wght@400;500;600;700&display=swap');

/* ---------- Tokens ---------- */
:root {
  /* Color */
  --ink:     #0E1320;   /* near-black navy, primary text */
  --ink-80:  #2A2F3B;   /* hover/soft-ink */
  --slate:   #5B6475;   /* secondary text */
  --slate-40:#A3A9B4;   /* muted text, meta */
  --stone:   #E8E6DF;   /* dividers, subtle surfaces */
  --paper:   #FAFAF7;   /* default bg */
  --paper-2: #F3F1EA;   /* alt section bg */
  --white:   #FFFFFF;
  --monarch: #EB7200;   /* brand accent */
  --monarch-dark: #C85F00;
  --success: #2F7D4F;
  --error:   #B23A48;

  /* Type */
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;

  /* Scale — fluid */
  --fs-xs:   0.75rem;    /* 12 */
  --fs-sm:   0.875rem;   /* 14 */
  --fs-base: 1rem;       /* 16 */
  --fs-md:   1.125rem;   /* 18 */
  --fs-lg:   1.375rem;   /* 22 */
  --fs-xl:   1.75rem;    /* 28 */
  --fs-2xl:  2.25rem;    /* 36 */
  --fs-3xl:  3rem;       /* 48 */
  --fs-4xl:  clamp(2.75rem, 5vw, 4.25rem);
  --fs-5xl:  clamp(3.5rem, 7vw, 6rem);

  /* Spacing */
  --s-1: 0.25rem;
  --s-2: 0.5rem;
  --s-3: 0.75rem;
  --s-4: 1rem;
  --s-5: 1.5rem;
  --s-6: 2rem;
  --s-7: 3rem;
  --s-8: 4rem;
  --s-9: 6rem;
  --s-10: 8rem;

  /* Radii */
  --r-sm: 2px;
  --r-md: 4px;
  --r-lg: 8px;
  --r-xl: 16px;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(14,19,32,0.05);
  --shadow-md: 0 8px 24px rgba(14,19,32,0.08);
  --shadow-lg: 0 24px 60px rgba(14,19,32,0.12);

  /* Layout */
  --max-w: 1280px;
  --max-w-narrow: 880px;
  --gutter: 2rem;
  --nav-h: 120px;

  /* Logo sizes (tweakable) */
  --logo-nav: 300px;
  --logo-footer: 300px;

  /* Motion */
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --dur-fast: 180ms;
  --dur: 320ms;
  --dur-slow: 600ms;
}

/* ---------- Reset ---------- */
*,*::before,*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
img, video, svg { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
a { color: inherit; text-decoration: none; transition: color var(--dur-fast) var(--ease); }
a:hover { color: var(--monarch); }
:focus-visible { outline: 2px solid var(--monarch); outline-offset: 3px; border-radius: var(--r-sm); }

/* ---------- Type ---------- */
.display, h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: var(--fs-4xl); line-height: 1.05; letter-spacing: -0.02em; }
h2 { font-size: var(--fs-3xl); line-height: 1.1; letter-spacing: -0.015em; }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-lg); }
p  { margin: 0; line-height: 1.65; text-wrap: pretty; }
.lead { font-size: var(--fs-md); line-height: 1.55; color: var(--slate); max-width: 62ch; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--monarch);
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: currentColor;
}
.eyebrow.no-rule::before { display: none; }

.serif-italic { font-family: var(--font-display); font-style: italic; font-weight: 400; }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container-narrow { max-width: var(--max-w-narrow); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding: var(--s-10) 0; }
.section-sm { padding: var(--s-9) 0; }
.section-tight { padding: var(--s-8) 0; }
.section.alt { background: var(--paper-2); }
.section.ink { background: var(--ink); color: var(--paper); }
.section.ink h1,.section.ink h2,.section.ink h3,.section.ink h4 { color: var(--paper); }
.section.ink .lead { color: rgba(250,250,247,0.75); }
.section.ink .eyebrow { color: var(--monarch); }

@media (max-width: 768px) {
  :root { --gutter: 1.25rem; }
  .section { padding: var(--s-8) 0; }
  .section-sm { padding: var(--s-7) 0; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-3);
  padding: 0.95rem 1.75rem;
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease),
              color var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease),
              box-shadow var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.btn-primary   { background: var(--monarch); color: var(--white); }
.btn-primary:hover { background: var(--monarch-dark); color: var(--white); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ink       { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--ink-80); color: var(--paper); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline   { border-color: currentColor; color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn-outline-light { border-color: rgba(255,255,255,0.4); color: var(--paper); }
.btn-outline-light:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn-ghost { padding-inline: 0; color: var(--ink); border-radius: 0; }
.btn-ghost .btn-arrow { transition: transform var(--dur) var(--ease); }
.btn-ghost:hover { color: var(--monarch); background: transparent; }
.btn-ghost:hover .btn-arrow { transform: translateX(4px); }
.btn-sm { padding: 0.7rem 1.25rem; font-size: var(--fs-xs); }
.btn-arrow {
  display: inline-block;
  font-size: 1.1em;
  line-height: 1;
  transform: translateY(-1px);
}

/* Inline text CTA */
.inline-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink);
  padding-bottom: 2px;
  border-bottom: 1px solid var(--ink);
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), gap var(--dur) var(--ease);
}
.inline-cta:hover { color: var(--monarch); border-bottom-color: var(--monarch); gap: var(--s-4); }

/* ---------- Navigation ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 247, 0.85);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.nav.scrolled { border-bottom-color: var(--stone); }
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.nav-logo { display: flex; align-items: center; gap: var(--s-3); }
.nav-logo img { width: var(--logo-nav); height: auto; transform: translateY(4.8%); transition: width var(--dur) var(--ease); }
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--s-7);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-menu a {
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink);
  position: relative;
  padding: 6px 0;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: var(--monarch);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.nav-menu a:hover::after,
.nav-menu a.active::after { transform: scaleX(1); }
.nav-menu a.active { color: var(--monarch); }
.nav-cta { display: flex; align-items: center; gap: var(--s-4); }
.nav-phone {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--slate);
}
.nav-phone:hover { color: var(--ink); }

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  align-items: center;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}
.nav[data-open='true'] .nav-toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav[data-open='true'] .nav-toggle span:nth-child(2) { opacity: 0; }
.nav[data-open='true'] .nav-toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: var(--s-5);
    padding: var(--s-7) var(--gutter);
    background: var(--paper);
    border-top: 1px solid var(--stone);
    transform: translateY(-120%);
    transition: transform var(--dur) var(--ease);
    overflow-y: auto;
  }
  .nav[data-open='true'] .nav-menu { transform: translateY(0); }
  .nav-menu a { font-size: var(--fs-lg); font-family: var(--font-display); font-weight: 400; }
  .nav-phone { display: none; }
}

/* ---------- Cards ---------- */
.card {
  background: var(--white);
  border: 1px solid var(--stone);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.card-image {
  aspect-ratio: 4/3;
  background: var(--stone);
  overflow: hidden;
}
.card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-slow) var(--ease); }
.card:hover .card-image img { transform: scale(1.04); }
.card-body { padding: var(--s-6); display: flex; flex-direction: column; gap: var(--s-3); flex: 1; }
.card-title { font-size: var(--fs-lg); font-family: var(--font-display); }
.card-desc { color: var(--slate); font-size: var(--fs-sm); line-height: 1.55; }
.card-footer { margin-top: auto; padding-top: var(--s-4); }

/* Minimal card (no image) */
.card-min {
  background: transparent;
  border: 0;
  border-top: 1px solid var(--stone);
  padding: var(--s-6) 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: var(--s-6);
  transition: border-color var(--dur) var(--ease);
}
.card-min:hover { border-top-color: var(--ink); }
.card-min-num {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--slate-40);
  font-feature-settings: 'tnum';
  min-width: 2.5ch;
}
.card-min-title { font-family: var(--font-display); font-size: var(--fs-xl); }
.card-min-desc { color: var(--slate); margin-top: var(--s-2); max-width: 56ch; }
.card-min-arrow {
  color: var(--slate-40);
  font-size: 1.5rem;
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.card-min:hover .card-min-arrow { color: var(--monarch); transform: translateX(6px); }

@media (max-width: 640px) {
  .card-min { grid-template-columns: auto 1fr; gap: var(--s-4); }
  .card-min-arrow { grid-column: 2; margin-top: var(--s-3); }
}

/* ---------- Stat block ---------- */
.stat { display: flex; flex-direction: column; gap: var(--s-2); }
.stat-num {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-feature-settings: 'tnum';
}
.stat-num .unit { color: var(--monarch); }
.stat-label {
  font-size: var(--fs-sm);
  color: var(--slate);
  max-width: 20ch;
  line-height: 1.4;
}
.section.ink .stat-num { color: var(--paper); }
.section.ink .stat-label { color: rgba(250,250,247,0.7); }

/* ---------- Quote ---------- */
.quote {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  line-height: 1.35;
  color: var(--ink);
  max-width: 56ch;
  position: relative;
  padding-left: var(--s-6);
  border-left: 2px solid var(--monarch);
}
.quote-author {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-top: var(--s-5);
}

/* ---------- Form ---------- */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  margin-bottom: var(--s-5);
}
.field label {
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--slate);
}
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 0.95rem 1rem;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--stone);
  border-radius: var(--r-sm);
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.field input:hover, .field textarea:hover, .field select:hover { border-color: var(--slate-40); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(235,114,0,0.12);
}
.field textarea { min-height: 140px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-5); }
@media (max-width: 640px) { .field-row { grid-template-columns: 1fr; } }

/* ---------- Chip / Badge ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 6px 12px;
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  background: var(--paper-2);
  color: var(--ink);
  border: 1px solid var(--stone);
  border-radius: 999px;
}
.chip.dark { background: var(--ink); color: var(--paper); border-color: transparent; }
.chip.accent { background: var(--monarch); color: var(--white); border-color: transparent; }
.chip.ghost { background: transparent; color: var(--paper); border-color: rgba(255,255,255,0.25); }

/* ---------- Grid helpers ---------- */
.grid { display: grid; gap: var(--s-6); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ---------- Rule ---------- */
.rule { border: 0; height: 1px; background: var(--stone); margin: var(--s-7) 0; }
.rule.ink { background: rgba(255,255,255,0.15); }

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}
.reveal.in { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; transition: none !important; }
}

/* ---------- Footer ---------- */
.footer {
  background: var(--ink);
  color: var(--paper);
  padding: var(--s-9) 0 var(--s-6);
}
.footer a { color: rgba(250,250,247,0.75); }
.footer a:hover { color: var(--monarch); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--s-8);
  align-items: start;
}
.footer-brand img { width: var(--logo-footer); height: auto; filter: brightness(0) invert(1); margin-bottom: var(--s-5); transition: width var(--dur) var(--ease); }
.footer-brand p { color: rgba(250,250,247,0.65); font-size: var(--fs-sm); max-width: 32ch; }
.footer-heading {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper);
  margin: 0 0 var(--s-5) 0;
}
.footer-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: var(--s-3); }
.footer-list li { font-size: var(--fs-sm); }
.footer-contact { display: flex; flex-direction: column; gap: var(--s-3); }
.footer-contact-item { display: flex; align-items: flex-start; gap: var(--s-3); font-size: var(--fs-sm); color: rgba(250,250,247,0.75); }
.footer-contact-item svg { flex-shrink: 0; width: 16px; height: 16px; margin-top: 3px; color: var(--monarch); }
.footer-bottom {
  margin-top: var(--s-8);
  padding-top: var(--s-5);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-4);
  font-size: var(--fs-xs);
  color: rgba(250,250,247,0.5);
}
.footer-legal { display: flex; gap: var(--s-5); list-style: none; margin: 0; padding: 0; }
.footer-social { display: flex; gap: var(--s-3); margin-top: var(--s-4); }
.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50%;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.footer-social a:hover { background: var(--monarch); border-color: var(--monarch); color: var(--white); }
.footer-social svg { width: 14px; height: 14px; }
.footer-certifications {
  margin-top: var(--s-8);
  padding-top: var(--s-7);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  gap: var(--s-6);
  flex-wrap: wrap;
}
.footer-certifications .cert-label {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(250,250,247,0.5);
}
.footer-certifications img {
  width: 180px;
  height: 180px;
  object-fit: contain;
  background: var(--paper);
  padding: var(--s-3);
  border-radius: 8px;
}
@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; gap: var(--s-6); }
  .footer-certifications { gap: var(--s-4); justify-content: center; }
}

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.text-muted { color: var(--slate); }
.text-accent { color: var(--monarch); }
.mono { font-family: ui-monospace, 'SF Mono', 'Menlo', monospace; font-size: 0.85em; }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

/* ---------- Hero variants ---------- */
.hero {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--paper);
  background: var(--ink);
}
.hero-media {
  position: absolute; inset: 0;
  z-index: 0;
}
.hero-media video,
.hero-media img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero-media::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(92deg, var(--hero-tint-strong, rgba(14,19,32,0.82)) 0%, var(--hero-tint-mid, rgba(14,19,32,0.62)) 45%, var(--hero-tint-soft, rgba(14,19,32,0.25)) 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding: var(--s-10) var(--gutter);
}
.hero-title {
  font-size: var(--fs-5xl);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.025em;
  color: var(--paper);
  max-width: 18ch;
  margin-top: var(--s-5);
}
.hero-title em { font-style: italic; color: var(--monarch); font-weight: 300; }
.hero-sub {
  margin-top: var(--s-5);
  max-width: 52ch;
  font-size: var(--fs-md);
  color: rgba(250,250,247,0.82);
  line-height: 1.55;
}
.hero-cta { margin-top: var(--s-7); display: flex; gap: var(--s-4); flex-wrap: wrap; }

.hero-small {
  min-height: 420px;
  background: var(--ink);
  color: var(--paper);
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
}
.hero-small .hero-inner { padding-block: var(--s-8); }
.hero-small .hero-title { font-size: var(--fs-4xl); max-width: 22ch; }

/* ---------- Two-col feature block ---------- */
.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-9);
  align-items: center;
}
.feature-image {
  aspect-ratio: 4/5;
  background: var(--stone);
  overflow: hidden;
  border-radius: var(--r-md);
}
.feature-image img { width: 100%; height: 100%; object-fit: cover; }
.feature.flip .feature-image { order: 2; }
@media (min-width: 881px) {
  .feature.feature-img-wide { grid-template-columns: 1.5fr 1fr; }
  .feature.feature-img-wide.flip { grid-template-columns: 1fr 1.5fr; }
}
@media (max-width: 880px) {
  .feature { grid-template-columns: 1fr; gap: var(--s-6); }
  .feature.flip .feature-image { order: 0; }
  .feature-image { aspect-ratio: 4/3; }
}

/* ---------- Placeholder (for missing imagery) ---------- */
.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(135deg,
      var(--stone) 0 8px,
      var(--paper-2) 8px 16px);
  color: var(--slate);
  font-family: ui-monospace, 'SF Mono', monospace;
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---------- DS Reference Page specifics ---------- */
.ds-section { padding: var(--s-8) 0; border-top: 1px solid var(--stone); }
.ds-section:first-of-type { border-top: 0; }
.ds-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--s-7);
  gap: var(--s-5);
  flex-wrap: wrap;
}
.ds-heading h2 { font-size: var(--fs-2xl); }
.ds-heading .mono { color: var(--slate-40); }
.swatch {
  border: 1px solid var(--stone);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--white);
}
.swatch-color { aspect-ratio: 3/2; }
.swatch-meta { padding: var(--s-4); display: flex; flex-direction: column; gap: 2px; }
.swatch-name { font-weight: 600; font-size: var(--fs-sm); }
.swatch-hex { font-family: ui-monospace, monospace; font-size: var(--fs-xs); color: var(--slate); }

.ds-type-row {
  padding: var(--s-5) 0;
  border-bottom: 1px dashed var(--stone);
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--s-5);
  align-items: baseline;
}
.ds-type-row:last-child { border-bottom: 0; }
.ds-type-meta { color: var(--slate); font-size: var(--fs-xs); letter-spacing: 0.08em; text-transform: uppercase; font-family: ui-monospace, monospace; }
@media (max-width: 640px) { .ds-type-row { grid-template-columns: 1fr; gap: var(--s-2); } }

.ds-demo {
  padding: var(--s-6);
  border: 1px solid var(--stone);
  border-radius: var(--r-md);
  background: var(--white);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-4);
  align-items: center;
}
.ds-demo.dark { background: var(--ink); border-color: var(--ink); }
.ds-label {
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: var(--s-3);
  font-weight: 600;
}