/* ==========================================================================
   ttbarton.com — Tyler Barton executive profile
   Dark editorial system: Cormorant Garamond display + Manrope body, gold accent.
   ========================================================================== */

:root {
  --bg: #090909;
  --surface: #121212;
  --text: #f5f3ec;
  --muted: #a7a7a7;
  --gold: #c5a34e;
  --gold-soft: #70603b;
  --line: #2c2a24;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  color-scheme: dark;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  font-synthesis: none;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 110px; -webkit-text-size-adjust: 100%; }
body { margin: 0; }
body.dialog-open { overflow: hidden; }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; }
button, a, summary { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
button:disabled { opacity: 0.35; cursor: default; }
[hidden] { display: none !important; }
a, button, summary { outline-offset: 6px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--gold); }
::selection { background: var(--gold); color: var(--bg); }
img, svg { max-width: 100%; display: block; }

p { color: var(--muted); margin: 0 0 1.4rem; line-height: 1.85; }

h1, h2, h3 {
  font-family: var(--font-display);
  letter-spacing: -0.035em;
  margin: 0;
  font-weight: 400;
  line-height: 1.02;
}
h1 { font-size: clamp(4rem, 8.7vw, 8.6rem); }
h2 { font-size: clamp(3rem, 5.7vw, 5.5rem); }
h3 { letter-spacing: -0.02em; font-size: 2rem; }
h4 { margin: 1rem 0; font-weight: 600; }

main { animation: page-enter 0.4s var(--ease); }

/* --- Layout primitives ---------------------------------------------------- */

.section,
.metrics-section { max-width: 1440px; margin: auto; padding: 100px 6.25%; }
.section { border-top: 1px solid var(--line); }

.eyebrow {
  letter-spacing: 0.19em;
  text-transform: uppercase;
  color: var(--gold);
  font-size: 0.66rem;
  font-weight: 600;
  line-height: 1.7;
}

.section-kicker {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 54px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
  font-size: 0.65rem;
}
.section-kicker span:first-child { color: var(--gold); }

.lead { color: #d7d5cf; font-size: clamp(1.15rem, 1.6vw, 1.4rem); line-height: 1.65; }
.gold-text { color: var(--gold); }

/* --- Buttons & links ------------------------------------------------------ */

.button {
  display: inline-flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  min-height: 52px;
  padding: 17px 25px;
  border: 1px solid var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.68rem;
  font-weight: 600;
  transition: background 0.25s, color 0.25s, transform 0.25s;
}
.button.gold { background: var(--gold); color: #090909; }
.button.gold:hover { background: #dfbf72; border-color: #dfbf72; }
.button.outline:hover { background: var(--gold); color: #090909; }
.button span { transition: transform 0.25s; }
.button:hover span { transform: translate(2px, -2px); }

.text-link,
.support-actions a {
  display: inline-block;
  border-bottom: 1px solid var(--gold-soft);
  padding: 8px 0;
  font-size: 0.72rem;
  line-height: 1.7;
  transition: color 0.2s, border-color 0.2s;
}
.text-link:hover,
.support-actions a:hover { color: var(--gold); border-color: var(--gold); }
button.text-link { text-align: left; }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 25px; }

.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 100;
  background: var(--gold);
  color: #090909;
  padding: 16px;
}
.skip-link:focus { top: 10px; }

/* --- Header & navigation -------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 90px;
  padding: 0 4%;
  background: #090909ed;
  border-bottom: 1px solid #ffffff12;
  transition: background 0.3s;
}
.site-header.scrolled { background: #090909fa; }

.menu-toggle { display: flex; align-items: center; gap: 14px; min-height: 44px; font-size: 0.72rem; }
.menu-lines { width: 24px; height: 12px; border-block: 1px solid var(--gold); transition: width 0.3s; }
.menu-toggle:hover .menu-lines { width: 30px; }

.wordmark {
  display: flex;
  align-items: center;
  gap: 18px;
  font-family: var(--font-display);
  letter-spacing: -0.06em;
  color: var(--gold);
  font-size: 1.8rem;
}
.wordmark span {
  border-left: 1px solid var(--line);
  padding-left: 18px;
  letter-spacing: 0;
  font-family: var(--font-body);
  color: var(--text);
  font-size: 0.65rem;
}

.header-contact { display: flex; align-items: center; gap: 18px; font-size: 0.7rem; }
.header-contact span { color: var(--gold); }

/* --- Booking dialog ------------------------------------------------------- */

.booking-dialog { width: 980px; padding: 24px 28px 20px; }
.booking-dialog iframe {
  display: block;
  width: 100%;
  height: min(72dvh, 820px);
  margin-top: 18px;
  border: 0;
  background: #fff;
}
.booking-note { margin: 14px 0 0; color: var(--muted); font-size: 0.62rem; line-height: 1.6; }

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  width: 100%;
  height: 2px;
  background: var(--gold);
  transform-origin: 0;
  transform: scaleX(0);
}

/* --- Hero ----------------------------------------------------------------- */

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 3%;
  max-width: 1440px;
  margin: auto;
  padding: 72px 6.25% 0;
  background: linear-gradient(90deg, #0000 49.95%, #c5a34e08 50%, #0000 50.05%);
}
.hero-copy { position: relative; z-index: 2; padding: 23px 0 50px; }
.hero h1 { margin: 24px 0 26px; font-size: clamp(5rem, 8.6vw, 8.7rem); line-height: 0.88; }
.name-period { color: var(--gold); }
.hero-statement {
  font-family: var(--font-display);
  color: var(--text);
  margin-bottom: 20px;
  font-size: 2rem;
  line-height: 1.15;
}
.hero-description { max-width: 390px; font-size: 0.84rem; line-height: 1.8; }
.hero-actions { display: flex; align-items: center; gap: 26px; margin-top: 30px; }

.briefing-button {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 5px 0;
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.59rem;
  line-height: 1.7;
}
.play-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: var(--gold);
  border: 1px solid #655632;
  border-radius: 50%;
  font-size: 1.1rem;
  transition: background 0.25s, color 0.25s;
}
.briefing-button:hover .play-icon { background: var(--gold); color: #090909; }

.support-actions { display: flex; gap: 25px; margin-top: 25px; }
.support-actions a { color: var(--muted); border: 0; font-size: 0.6rem; }

.hero-portrait { align-self: start; margin: 0; padding: 0 0 46px; }
.portrait-frame { position: relative; background: #20201e; max-height: 590px; overflow: hidden; }
.portrait-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid #ffffff15;
  pointer-events: none;
}
.portrait-frame > img {
  width: 100%;
  height: 590px;
  object-fit: cover;
  object-position: 52% 22%;
  filter: saturate(0.65);
  transition: filter 0.5s, transform 0.8s;
}
.portrait-frame:hover > img { filter: saturate(1); transform: scale(1.02); }


.portrait-caption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: end;
  padding: 60px 25px 25px;
  background: linear-gradient(#0000, #090909df);
  font-size: 0.75rem;
  line-height: 1.6;
}
.portrait-caption > span { font-family: var(--font-display); font-size: 1.4rem; }
.portrait-caption button { border-bottom: 1px solid var(--gold); padding: 8px 0; font-size: 0.6rem; }

.hero-portrait figcaption {
  display: flex;
  justify-content: space-between;
  margin-top: 15px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-size: 0.52rem;
}

.hero-scroll {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--muted);
  font-size: 0.58rem;
}
.hero-scroll span:last-child { color: var(--gold); font-size: 1.2rem; }

/* --- Metrics -------------------------------------------------------------- */

.metrics-section { background: #0d0d0d; padding-top: 50px; padding-bottom: 75px; }
.metrics-section .section-kicker { margin-bottom: 25px; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); }
.metric {
  position: relative;
  padding: 26px 30px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  transition: background 0.3s;
}
.metric:nth-child(3n) { border-right: 0; }
.metric:nth-child(3n + 1) { padding-left: 0; }
.metric strong {
  display: block;
  font-family: var(--font-display);
  color: var(--gold);
  letter-spacing: -0.045em;
  font-size: clamp(3rem, 5vw, 4.6rem);
  font-weight: 400;
  line-height: 1.1;
}
.metric > span {
  display: block;
  margin-top: 10px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  font-size: 0.6rem;
}
.metric::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--gold);
  transform-origin: 0;
  transform: scaleX(0);
  transition: transform 0.4s;
}
.metric:hover { background: #c5a34e06; }
.metric:hover::after { transform: scaleX(1); }

/* --- Editorial splits ----------------------------------------------------- */

.editorial-split { display: grid; grid-template-columns: 1fr 1.05fr; gap: 10%; }
.editorial-split > div > p { max-width: 600px; font-size: 0.9rem; }
.editorial-split > div > .lead { font-size: 1.3rem; }

/* --- Impact / ventures ---------------------------------------------------- */

.impact-section { background: #121212; }
.impact-heading { display: flex; justify-content: space-between; align-items: end; gap: 10%; }
.impact-heading > p { max-width: 300px; margin: 0; font-size: 0.86rem; }
.impact-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10%;
  margin-top: 55px;
  padding: 45px 0;
  border-block: 1px solid #55482c;
}
.impact-number {
  font-family: var(--font-display);
  color: var(--gold);
  letter-spacing: -0.05em;
  font-size: clamp(4rem, 7vw, 7rem);
  line-height: 1;
}
.impact-feature h3 { margin-bottom: 18px; }
.impact-feature p { margin: 0; font-size: 0.86rem; }

.venture-list > a {
  display: grid;
  grid-template-columns: 1fr 1fr 20px;
  align-items: center;
  gap: 24px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.3s, color 0.3s;
}
.venture-list > a:hover { color: var(--gold); padding-left: 12px; }
.venture-list > a > span:first-child { font-family: var(--font-display); font-size: 1.9rem; }
.venture-list p { margin: 0; font-size: 0.75rem; }
.venture-list > a > span:last-child { color: var(--gold); }

/* --- Systems -------------------------------------------------------------- */

.systems-teaser .text-link { margin-top: 30px; }
.system-flow {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 35px 0;
  padding: 25px 0;
  border-block: 1px solid var(--line);
  color: var(--gold);
  font-size: 0.7rem;
}
.system-flow span:not(:last-child)::after { content: "→"; color: #615537; margin-left: 14px; }

/* --- Principles panel (big numeral) --------------------------------------- */

.leadership-teaser { display: grid; grid-template-columns: 1fr 1fr; gap: 10%; background: #11110f; }
.leadership-number {
  align-self: center;
  font-family: var(--font-display);
  color: var(--gold);
  letter-spacing: -0.07em;
  font-size: clamp(9rem, 21vw, 20rem);
  line-height: 0.8;
}
.leadership-number span {
  display: block;
  margin-top: 30px;
  padding-left: 12px;
  font-family: var(--font-body);
  letter-spacing: 0.2em;
  font-size: 0.75rem;
}
.leadership-teaser h2 { margin-bottom: 30px; }
.leadership-teaser p:not(.eyebrow) { font-size: 0.9rem; }

.principle-list { margin: 0 0 28px; padding: 0; list-style: none; }
.principle-list li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
}
.principle-list b { color: var(--gold); font-weight: 400; font-family: var(--font-display); font-size: 1.1rem; }

/* --- Consulting teaser / contact / footer --------------------------------- */

.consulting-teaser { text-align: center; padding-block: 110px; }
.consulting-teaser .lead { max-width: 620px; margin: 30px auto; }

.contact-section { background: #14130f; border-top: 1px solid #675735; }
.contact-layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 10%; }
.contact-links { display: flex; flex-direction: column; gap: 12px; margin-top: 30px; font-size: 0.85rem; }
.contact-links a:hover { color: var(--gold); }

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 25px;
  max-width: 1440px;
  margin: auto;
  padding: 40px 6.25%;
  font-size: 0.65rem;
}
.footer-brand { font-family: var(--font-display); font-size: 1.5rem; }
.site-footer p { margin: 0; font-size: 0.65rem; }
.site-footer small {
  width: 100%;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

/* --- Inner page intro ----------------------------------------------------- */

.page-intro {
  padding-top: 95px;
  border: 0;
  background: radial-gradient(at 90% 5%, #c5a34e0b, #0000 55%);
}
.page-intro .lead { max-width: 670px; margin: 30px 0; }
.page-intro h1 { font-size: clamp(3.8rem, 7.5vw, 7.5rem); }

/* --- Timeline / accordions ------------------------------------------------ */

.timeline { margin-left: 8px; padding-left: 35px; border-left: 1px solid #6c582f; }
.timeline-item { position: relative; border-bottom: 1px solid var(--line); }
.timeline-item::before {
  content: "";
  position: absolute;
  top: 47px;
  left: -40px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--gold);
  background: var(--bg);
  border-radius: 50%;
}
.timeline-item[open]::before { background: var(--gold); }

summary {
  display: flex;
  align-items: center;
  gap: 25px;
  min-height: 56px;
  padding: 30px 0;
  cursor: pointer;
  list-style: none;
}
summary::-webkit-details-marker { display: none; }
summary h3 { font-size: 1.9rem; }
summary p { margin: 8px 0 0; font-size: 0.78rem; }

.expand {
  margin-left: auto;
  flex-shrink: 0;
  color: var(--gold);
  font-size: 1.5rem;
  transition: transform 0.3s;
}
details[open] > summary > .expand { transform: rotate(45deg); }

.timeline-badge {
  width: 155px;
  flex-shrink: 0;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.65rem;
}
.timeline-detail { max-width: 700px; margin-left: 180px; padding-bottom: 30px; }
.timeline-detail p { font-size: 0.9rem; }

.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0 0; padding: 0; list-style: none; }
.tag-list li { border: 1px solid var(--line); color: #bdb8aa; padding: 7px 10px; font-size: 0.61rem; }

.education-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10%;
  padding: 35px 0;
  border-bottom: 1px solid var(--line);
}
.education-row p { font-size: 0.86rem; }

.case-section { background: #121212; }
.case-body { max-width: 800px; margin: 40px 0 0 auto; }
.case-body h3 { margin-bottom: 25px; }

.plain-list { margin: 25px 0; padding: 0; list-style: none; }
.plain-list li {
  position: relative;
  padding: 10px 0 10px 22px;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.7;
}
.plain-list li::before { content: "•"; position: absolute; left: 0; color: var(--gold); }

/* --- Consulting page ------------------------------------------------------ */

.value-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px 70px; }
.value-grid h3 { color: var(--gold); margin-bottom: 18px; }
.value-grid p { font-size: 0.86rem; }

.sticky-heading { align-self: start; position: sticky; top: 140px; }
.sticky-heading > p:last-child { margin-top: 25px; }

.service-list details { border-top: 1px solid var(--line); }
.service-list summary h3 {
  font-family: var(--font-body);
  letter-spacing: 0;
  font-size: 0.92rem;
  line-height: 1.6;
}
.detail-body { padding: 0 0 30px; font-size: 0.9rem; }

.methodology { background: #121212; }
.method-steps { margin-top: 40px; }
.method-steps details { border-bottom: 1px solid var(--line); }
.step-number {
  width: 55px;
  flex-shrink: 0;
  font-family: var(--font-display);
  color: var(--gold);
  font-size: 2rem;
}
.methodology > p { margin-top: 30px; font-size: 0.8rem; }
.method-steps .detail-body { max-width: 800px; padding-left: 80px; }

.tools-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 45px 35px; margin-top: 60px; }
.tools-grid > div { border-top: 1px solid #65542f; padding-top: 25px; }
.tools-grid h3 { font-size: 1.65rem; }
.tools-grid ul { margin-top: 22px; padding: 0; list-style: none; }
.tools-grid li { color: var(--muted); font-size: 0.75rem; line-height: 1.9; }

.industry-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 25px;
  margin: 20px 0;
  padding: 20px 0;
  list-style: none;
}
.industry-list li {
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  padding: 9px 0;
  font-size: 0.8rem;
}
.industry-list li.primary { color: var(--gold); border-color: #675735; }

.engagements { background: #121212; }
.engagements > h2 { margin-bottom: 45px; }
.engagement { border-top: 1px solid var(--line); }
.engagement summary { align-items: start; }
.engagement summary p { max-width: 800px; }
.engagement .detail-body { padding-left: 80px; }
.price-note {
  display: block;
  margin-top: 10px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.62rem;
}

/* --- Dialogs -------------------------------------------------------------- */

dialog {
  color: var(--text);
  background: #121212;
  border: 1px solid #4d432b;
  max-width: calc(100vw - 32px);
  max-height: 90dvh;
  margin: auto;
  padding: 0;
  box-shadow: 0 30px 100px #0009;
}
dialog::backdrop { backdrop-filter: blur(7px); background: #000b; }
dialog[open] { animation: dialog-in 0.3s var(--ease); }

.close {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  font-size: 1.7rem;
  line-height: 1;
  transition: border-color 0.2s, color 0.2s;
}
.close:hover { border-color: var(--gold); color: var(--gold); }

.nav-dialog {
  border: 0;
  border-right: 1px solid var(--line);
  width: 420px;
  max-width: min(92vw, 420px);
  height: 100dvh;
  max-height: 100dvh;
  margin: 0;
  padding: 28px 32px;
  overflow: auto;
}
.nav-dialog[open] { animation: drawer-in 0.35s var(--ease); }
.nav-top { display: flex; justify-content: space-between; align-items: center; }
.nav-dialog h2 { margin: 14px 0 28px; font-size: 2rem; }
.nav-dialog nav > a {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.82rem;
  transition: color 0.2s, padding 0.2s;
}
.nav-dialog nav > a:hover { color: var(--gold); padding-left: 8px; }
.nav-dialog nav > a > span:last-child { color: var(--gold); }
.nav-dialog[open] nav > a {
  animation: page-enter 0.3s both;
  animation-delay: calc(var(--i) * 25ms);
}
.nav-bottom {
  display: flex;
  flex-direction: column;
  gap: 15px;
  margin-top: 38px;
  color: var(--muted);
  font-size: 0.65rem;
}
.nav-bottom a { color: var(--gold); }

.overview-dialog { width: 900px; padding: 35px 50px; }
.dialog-top { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.dialog-top .eyebrow { margin: 0; }
.briefing-progress { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; margin: 30px 0 45px; }
.briefing-progress span { background: #38352d; height: 2px; transition: background 0.25s; }
.briefing-progress span.active { background: var(--gold); }
.chapter { min-height: 330px; animation: page-enter 0.3s var(--ease); }
.chapter-label { color: var(--gold); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.7rem; }
.chapter h2 { max-width: 670px; margin-bottom: 25px; font-size: clamp(2.8rem, 5vw, 4.7rem); }
.chapter > p:last-of-type { max-width: 680px; font-size: 1rem; }
.briefing-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding-top: 25px;
  border-top: 1px solid var(--line);
}
.briefing-controls > span { color: var(--muted); font-size: 0.65rem; }

.portrait-dialog { text-align: center; background: #090909; width: auto; padding: 18px; }
.portrait-dialog > .close { position: absolute; top: 25px; right: 25px; background: #090909d9; }
.portrait-dialog img { object-fit: contain; width: auto; height: min(75dvh, 850px); }
.portrait-dialog p { font-family: var(--font-display); margin: 15px 0 0; font-size: 1.5rem; }

/* --- Motion --------------------------------------------------------------- */

.revealed { animation: reveal 0.7s var(--ease) both; animation-delay: var(--delay, 0s); }

@keyframes page-enter {
  from { opacity: 0.2; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
@keyframes reveal {
  from { opacity: 0.45; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}
@keyframes drawer-in {
  from { transform: translateX(-100%); }
  to { transform: none; }
}
@keyframes dialog-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

/* --- Responsive ----------------------------------------------------------- */

@media (width >= 1600px) {
  .hero { padding-top: 95px; }
  .portrait-frame { max-height: 650px; }
  .portrait-frame > img { height: 650px; }
  .hero-copy { padding-top: 35px; }
}

@media (width <= 1000px) {
  .section, .metrics-section { padding: 75px 5%; }
  .hero { grid-template-columns: 1.1fr 1fr; gap: 5%; padding: 45px 5% 0; }
  .hero h1 { font-size: 7.8vw; }
  .hero-copy { padding-top: 10px; }
  .hero .eyebrow { font-size: 0.53rem; }
  .hero-statement { font-size: 1.7rem; }
  .hero-description { font-size: 0.78rem; }
  .portrait-frame > img { height: 530px; }
  .hero-actions { gap: 15px; }
  .hero-actions .button { gap: 15px; padding: 15px; font-size: 0.6rem; }
  .support-actions { gap: 16px; }
  .support-actions a { font-size: 0.52rem; }
  .hero-portrait figcaption span:last-child { display: none; }
  .editorial-split, .contact-layout { gap: 6%; }
  .tools-grid { grid-template-columns: 1fr 1fr; }
  .timeline-badge { width: 115px; }
  .timeline-detail { margin-left: 140px; }
  .hero-portrait { padding-bottom: 30px; }
}

@media (width <= 700px) {
  html { scroll-padding-top: 85px; }
  .site-header { height: 72px; padding-inline: 5%; }
  .wordmark span { display: none; }
  .wordmark { font-size: 1.6rem; }
  .header-contact { gap: 9px; font-size: 0.63rem; }
  .menu-toggle { font-size: 0.65rem; }

  .hero { display: flex; flex-direction: column; gap: 0; padding: 35px 6% 0; }
  .hero-copy { padding: 0 0 30px; }
  .hero .eyebrow { letter-spacing: 0.13em; font-size: 0.52rem; }
  .hero h1 { margin: 27px 0; font-size: clamp(4.8rem, 16vw, 7rem); }
  .hero-statement { font-size: 1.85rem; }
  .hero-description { max-width: 420px; font-size: 0.83rem; }
  .hero-actions { gap: 23px; margin-top: 24px; }
  .hero-actions .button { padding: 17px 22px; }
  .support-actions { gap: 24px; margin-top: 15px; }
  .support-actions a { font-size: 0.57rem; }
  .hero-portrait { width: 100%; padding-bottom: 26px; }
  .portrait-frame { max-height: 430px; }
  .portrait-frame > img { height: 430px; object-position: 52% 20%; }
  .portrait-caption { padding: 60px 20px 20px; }
  .hero-portrait figcaption { font-size: 0.5rem; }
  .hero-scroll { width: 100%; padding: 16px 0; }

  .section, .metrics-section { padding: 60px 6%; }
  .section-kicker { gap: 20px; margin-bottom: 35px; font-size: 0.56rem; }
  .section-kicker > span:last-child { text-align: right; max-width: 130px; }

  .metrics { grid-template-columns: 1fr 1fr; }
  .metric { border-right: 1px solid var(--line) !important; padding: 22px 14px !important; }
  .metric:nth-child(2n) { border-right: 0 !important; }
  .metric:nth-child(odd) { padding-left: 0 !important; }
  .metric strong { font-size: 3.4rem; }
  .metric > span { letter-spacing: 0.09em; font-size: 0.49rem; line-height: 1.7; }

  .editorial-split, .contact-layout, .leadership-teaser { grid-template-columns: 1fr; gap: 35px; }
  .editorial-split > div > .lead { font-size: 1.2rem; }
  .impact-heading { display: block; }
  .impact-heading > p { max-width: none; margin-top: 25px; }
  .impact-feature { grid-template-columns: 1fr; gap: 25px; margin-top: 35px; padding: 35px 0; }
  .impact-number { font-size: 4.7rem; }
  .venture-list > a { grid-template-columns: 1fr 20px; gap: 10px; padding-block: 25px; }
  .venture-list > a > span:first-child { font-size: 1.65rem; }
  .venture-list p { grid-area: 2 / 1; font-size: 0.7rem; }
  .venture-list > a > span:last-child { grid-area: 1 / 2 / 3; }
  .leadership-number { padding-block: 20px; font-size: 11rem; }
  .leadership-number span { font-size: 0.65rem; }
  .consulting-teaser { text-align: left; }
  .consulting-teaser .lead { margin: 25px 0; }
  .site-footer { gap: 20px; padding: 30px 6%; }
  .site-footer > .footer-brand, .site-footer p { width: 100%; }

  .page-intro { padding-top: 55px; }
  .page-intro h1 { font-size: clamp(3.2rem, 12vw, 5rem); }

  .timeline { padding-left: 23px; }
  .timeline-item::before { top: 39px; left: -28px; }
  .timeline-item summary { display: grid; grid-template-columns: 1fr 20px; gap: 12px; }
  .timeline-badge { grid-column: 1 / -1; width: auto; }
  .timeline-item summary h3 { font-size: 1.8rem; }
  .timeline-item .expand { grid-area: 2 / 2; }
  .timeline-detail { margin-left: 0; }
  .education-row { grid-template-columns: 1fr; gap: 20px; }

  .value-grid { grid-template-columns: 1fr; gap: 25px; }
  .sticky-heading { position: static; }
  .tools-grid { gap: 30px 22px; }
  .tools-grid h3 { font-size: 1.4rem; }
  .tools-grid li { font-size: 0.68rem; }
  .method-steps summary { gap: 12px; }
  .method-steps summary h3 { font-size: 1.5rem; }
  .step-number { width: 35px; font-size: 1.6rem; }
  .method-steps .detail-body, .engagement .detail-body { padding-left: 0; }
  .engagement summary { gap: 12px; }
  .engagement h3 { font-size: 1.65rem; }
  .engagement summary p { font-size: 0.75rem; }


  .overview-dialog { max-height: 92dvh; padding: 22px; }
  .dialog-top .eyebrow { max-width: 190px; font-size: 0.55rem; }
  .briefing-progress { margin: 25px 0 30px; }
  .chapter { min-height: 380px; }
  .chapter h2 { font-size: 2.9rem; }
  .chapter > p:last-of-type { font-size: 0.9rem; }
  .briefing-controls { gap: 10px; }
  .briefing-controls .button { min-height: 46px; padding: 12px; font-size: 0.55rem; }
  .briefing-controls .text-link { font-size: 0.65rem; }
  .briefing-controls > span { font-size: 0.55rem; }
  .chapter .actions { gap: 15px; }

  .booking-dialog { padding: 14px; }
  .booking-dialog iframe { height: 74dvh; margin-top: 12px; }
  .booking-note { font-size: 0.56rem; }
  .portrait-dialog img { height: auto; max-height: 72dvh; }
  .system-flow { gap: 7px; font-size: 0.62rem; }
  .system-flow span:not(:last-child)::after { margin-left: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}