:root {
  --paper: #f5f3ef;
  --surface: #ebe8e2;
  --surface-strong: #dfdcd5;
  --ink: #121212;
  --muted: #686761;
  --line: rgba(18, 18, 18, 0.14);
  --accent: #f25a35;
  --white: #ffffff;
  --shadow: 0 22px 50px rgba(43, 36, 28, 0.13);
  --max: 1160px;
  --radius: 8px;
}

[data-theme="dark"] {
  --paper: #121212;
  --surface: #1d1d1b;
  --surface-strong: #2a2926;
  --ink: #f3f1ec;
  --muted: #aaa69f;
  --line: rgba(255, 255, 255, 0.15);
  --white: #171715;
  --shadow: 0 22px 56px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  transition: background 240ms ease, color 240ms ease;
}
body.modal-open { overflow: hidden; }
button, a { font: inherit; }
button { border: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
figure, h1, h2, h3, h4, p { margin: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 100; padding: 10px 14px; background: var(--ink); color: var(--paper); border-radius: 4px; }
.skip-link:focus { top: 16px; }

.site-header {
  position: relative;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 56px), 1380px);
  height: 88px;
  margin: 0 auto;
}
.brand { font-size: 14px; font-weight: 750; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.china-time, .icon-button, .contact-button { height: 42px; border: 1px solid var(--line); background: color-mix(in srgb, var(--paper) 88%, transparent); border-radius: 8px; }
.china-time { display: grid; place-items: center; padding: 0 15px; color: var(--muted); font-size: 12px; }
.icon-button { width: 42px; color: var(--ink); cursor: pointer; font-size: 18px; }
.contact-button { display: grid; place-items: center; padding: 0 19px; background: var(--ink); color: var(--paper); border-color: var(--ink); font-weight: 700; font-size: 13px; box-shadow: 0 7px 18px rgba(0, 0, 0, 0.11); }

.hero {
  display: grid;
  place-items: center;
  min-height: 610px;
  padding: 24px 24px 36px;
  text-align: center;
}
.hero-collage { position: relative; width: min(620px, 82vw); height: 244px; margin-bottom: 26px; }
.collage-card {
  position: absolute;
  overflow: hidden;
  width: 218px;
  height: 218px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  background: #d9d5cc;
  box-shadow: var(--shadow);
  color: #171717;
  cursor: pointer;
  text-align: left;
  transition: transform 360ms cubic-bezier(.2,.8,.2,1), box-shadow 360ms ease, filter 360ms ease;
}
.collage-card img { width: 100%; height: 100%; object-fit: cover; }
.collage-card-caption { position: absolute; left: 10px; right: 10px; bottom: 10px; display: flex; justify-content: space-between; align-items: center; min-height: 32px; padding: 0 11px; border-radius: 6px; background: rgba(247, 244, 238, 0.9); color: #171717; font-size: 10px; backdrop-filter: blur(10px); }
.collage-card-caption i { font-style: normal; font-size: 11px; }
.collage-left { left: 7%; top: 22px; transform: rotate(-8deg); }
.collage-left img { object-position: top; }
.collage-center { left: 50%; top: 0; z-index: 3; width: 228px; height: 240px; transform: translateX(-50%); }
.collage-center img { object-position: center 18%; }
.collage-right { right: 7%; top: 22px; transform: rotate(8deg); }
.collage-right img { object-position: left center; }
.collage-left:hover, .collage-left:focus-visible { transform: translate(-8px, -8px) rotate(-11deg) scale(1.025); }
.collage-center:hover, .collage-center:focus-visible { transform: translateX(-50%) translateY(-9px) scale(1.025); }
.collage-right:hover, .collage-right:focus-visible { transform: translate(8px, -8px) rotate(11deg) scale(1.025); }
.collage-card:hover { z-index: 6; filter: saturate(1.04); box-shadow: 0 30px 65px rgba(43, 36, 28, 0.2); }
.collage-card:active { transition-duration: 100ms; filter: brightness(0.96); }
.collage-card:focus-visible { z-index: 7; outline: 3px solid var(--accent); outline-offset: 4px; }
.availability { position: absolute; z-index: 5; left: 50%; top: -15px; transform: translateX(-50%); display: flex; align-items: center; gap: 8px; padding: 9px 13px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); box-shadow: 0 7px 20px rgba(20, 18, 15, 0.08); font-size: 11px; font-weight: 700; white-space: nowrap; }
.availability i { width: 7px; height: 7px; border-radius: 50%; background: #ff4f3b; box-shadow: 0 0 0 4px rgba(255, 79, 59, 0.12); }
.hero-copy { max-width: 1030px; }
.hero h1 { font-size: clamp(52px, 6.3vw, 82px); line-height: 0.94; font-weight: 690; }
.hero h1 em { color: var(--accent); font-family: Georgia, "Times New Roman", serif; font-weight: 400; }
.hero-copy > p { max-width: 720px; margin: 20px auto 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.hero-actions { display: flex; justify-content: center; gap: 10px; margin-top: 18px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 19px; border-radius: 8px; cursor: pointer; font-size: 13px; font-weight: 700; transition: transform 180ms ease, background 180ms ease, color 180ms ease; }
.button:hover { transform: translateY(-2px); }
.button-dark { background: var(--ink); color: var(--paper); }
.button-light { border: 1px solid var(--line); background: var(--paper); color: var(--ink); }

.portfolio-sections { position: relative; width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding-bottom: 110px; }
.section-tabs { position: sticky; top: 14px; z-index: 25; display: flex; width: max-content; max-width: 100%; margin: 0 auto 52px; padding: 5px; border: 1px solid var(--line); border-radius: 8px; background: color-mix(in srgb, var(--paper) 88%, transparent); box-shadow: 0 8px 24px rgba(40, 34, 28, 0.08); backdrop-filter: blur(16px); overflow-x: auto; }
.section-tab { flex: 0 0 auto; min-height: 38px; padding: 0 18px; border-radius: 6px; background: transparent; color: var(--muted); cursor: pointer; font-size: 12px; font-weight: 700; }
.section-tab.is-active { background: var(--ink); color: var(--paper); }
.tab-panel { animation: panel-in 420ms ease both; }
.tab-panel[hidden] { display: none; }
.panel-heading, .experience-heading { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr); align-items: end; gap: 80px; padding: 55px 0 48px; border-top: 1px solid var(--line); }
.panel-heading.compact { padding-top: 28px; }
.eyebrow { margin-bottom: 14px; color: var(--accent); font-size: 10px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
.panel-heading h2, .experience-heading h2, .profile-intro h2, .credentials h2, .contact-section h2 { font-size: clamp(38px, 5.4vw, 72px); line-height: 1.03; font-weight: 680; }
.panel-heading > p, .experience-heading > p { max-width: 460px; color: var(--muted); font-size: 14px; line-height: 1.85; }

.work-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.work-card { min-width: 0; }
.work-card-large, .work-card-wide { grid-column: 1 / -1; }
.work-media { position: relative; width: 100%; overflow: hidden; aspect-ratio: 4 / 3; padding: 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink); text-align: left; }
.work-card-large .work-media { aspect-ratio: 16 / 8; }
.work-card-wide .work-media { aspect-ratio: 16 / 7; }
.work-media > img { width: 100%; height: 100%; object-fit: cover; transition: transform 650ms cubic-bezier(.2,.8,.2,1); }
.work-card:hover .work-media > img { transform: scale(1.025); }
.work-card-large .work-media > img { object-position: center 12%; }
.media-label, .media-link { position: absolute; top: 14px; min-height: 30px; display: inline-flex; align-items: center; padding: 0 11px; border-radius: 6px; background: rgba(249, 247, 242, 0.91); color: #191919; font-size: 10px; font-weight: 750; backdrop-filter: blur(8px); }
.media-label { left: 14px; }
.media-link { right: 14px; border: 0; cursor: pointer; }
.media-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; }
.media-pair img, .media-h5 img, .media-strip img { width: 100%; height: 100%; object-fit: cover; }
.media-pair img:first-child { object-position: left center; }
.media-agent-cover { cursor: pointer; }
.media-agent-cover img { object-position: center; }
.media-fashion-cover img { object-position: center; }
.media-h5 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 28px 15%; align-items: end; }
.media-h5 img { border-radius: 6px; box-shadow: 0 15px 35px rgba(0, 0, 0, 0.16); }
.media-h5 img:nth-child(2) { transform: translateY(20px); }
.media-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; }
.media-strip img { object-position: center 28%; }
.work-copy { display: grid; grid-template-columns: 40px minmax(0, 1fr) 42px; gap: 16px; padding: 22px 4px 42px; border-bottom: 1px solid var(--line); }
.work-copy > span { color: var(--accent); font-family: Georgia, serif; font-size: 15px; font-style: italic; }
.work-copy h3 { margin-bottom: 8px; font-size: clamp(19px, 2vw, 27px); line-height: 1.25; }
.work-copy p { color: var(--muted); font-size: 13px; line-height: 1.75; }
.arrow-button { width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--ink); cursor: pointer; font-size: 18px; transition: background 180ms ease, color 180ms ease, transform 180ms ease; }
.arrow-button:hover { transform: rotate(45deg); background: var(--ink); color: var(--paper); }

.portfolio-filters { display: flex; gap: 8px; margin-bottom: 28px; overflow-x: auto; scrollbar-width: none; }
.portfolio-filters::-webkit-scrollbar { display: none; }
.portfolio-filter { flex: 0 0 auto; min-height: 38px; padding: 0 13px; border: 1px solid var(--line); border-radius: 6px; background: transparent; color: var(--muted); cursor: pointer; font-size: 11px; }
.portfolio-filter span { margin-left: 5px; opacity: 0.62; }
.portfolio-filter.is-active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px 18px; }
.portfolio-card-media { position: relative; width: 100%; overflow: hidden; aspect-ratio: 4 / 5; padding: 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); cursor: pointer; }
.portfolio-card.landscape .portfolio-card-media { aspect-ratio: 4 / 3; }
.portfolio-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms ease; }
.portfolio-card:hover img { transform: scale(1.025); }
.portfolio-card-play, .portfolio-card-duration { position: absolute; bottom: 12px; display: grid; place-items: center; min-height: 31px; border-radius: 6px; background: rgba(248, 246, 240, 0.9); color: #181818; backdrop-filter: blur(8px); }
.portfolio-card-play { left: 12px; width: 31px; font-size: 10px; }
.portfolio-card-duration { right: 12px; padding: 0 9px; font-size: 10px; }
.portfolio-card-copy { padding-top: 13px; }
.portfolio-card-copy h4 { font-size: 14px; line-height: 1.45; }
.portfolio-card-copy p { margin-top: 4px; color: var(--muted); font-size: 11px; }

.profile-gallery { position: relative; display: grid; grid-template-columns: 1.25fr 0.8fr 0.8fr; height: 540px; gap: 14px; padding-top: 22px; }
.profile-gallery figure { overflow: hidden; border-radius: var(--radius); background: var(--surface); }
.profile-gallery img { width: 100%; height: 100%; object-fit: cover; }
.profile-gallery figure:nth-child(2) img { object-position: left center; }
.profile-gallery figure:nth-child(3) img { object-position: center; }
.profile-dots { position: absolute; left: 22px; bottom: 22px; display: flex; gap: 5px; padding: 7px; border-radius: 6px; background: rgba(245, 243, 239, 0.85); }
.profile-dots span { width: 6px; height: 6px; border-radius: 50%; background: #bab7b0; }
.profile-dots span:first-child { background: #171717; }
.profile-intro { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 80px; padding: 80px 0; border-bottom: 1px solid var(--line); }
.profile-lead { max-width: 480px; margin-top: 24px; font-size: 20px; line-height: 1.55; }
.profile-story { display: grid; gap: 22px; color: var(--muted); font-size: 15px; line-height: 1.95; }
.principles { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.principles article { min-height: 210px; padding: 35px 24px 35px 0; border-right: 1px solid var(--line); }
.principles article:not(:first-child) { padding-left: 24px; }
.principles article:last-child { border-right: 0; }
.principles span { color: var(--accent); font-family: Georgia, serif; font-style: italic; }
.principles h3 { margin: 30px 0 9px; font-size: 18px; }
.principles p { color: var(--muted); font-size: 12px; line-height: 1.7; }
.toolkit { display: grid; grid-template-columns: 180px 1fr; gap: 30px; padding: 34px 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.toolkit span { color: var(--ink); font-weight: 750; }

.experience-heading { padding-top: 28px; }
.experience-metrics { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.experience-metrics div { min-height: 155px; padding: 27px 22px; border-right: 1px solid var(--line); }
.experience-metrics div:first-child { padding-left: 0; }
.experience-metrics div:last-child { border-right: 0; }
.experience-metrics strong { display: block; font-size: clamp(35px, 4.3vw, 56px); font-weight: 620; }
.experience-metrics span { display: block; margin-top: 13px; color: var(--muted); font-size: 11px; }
.timeline { padding: 72px 0; }
.timeline-start { display: flex; justify-content: space-between; padding-bottom: 18px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.timeline-start strong { color: var(--ink); font-size: 16px; }
.timeline article { display: grid; grid-template-columns: 230px 1fr; gap: 55px; padding: 42px 0; border-bottom: 1px solid var(--line); }
.timeline-date span, .timeline-date small { display: block; }
.timeline-date span { font-size: 15px; font-weight: 750; }
.timeline-date small { margin-top: 7px; color: var(--muted); }
.timeline-type { color: var(--accent); font-size: 10px; font-weight: 800; letter-spacing: 0.12em; }
.timeline h3 { margin: 8px 0 12px; font-size: 25px; }
.timeline article > div:last-child > p:not(.timeline-type) { max-width: 700px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.timeline ul { display: flex; flex-wrap: wrap; gap: 7px; margin: 18px 0 0; padding: 0; list-style: none; }
.timeline li { padding: 7px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: 10px; }
.credentials { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 70px; align-items: center; padding: 64px 0 20px; }
.credentials p:not(.eyebrow) { margin: 20px 0 25px; color: var(--muted); font-size: 13px; line-height: 1.85; }
.certificate-preview { overflow: hidden; padding: 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); cursor: pointer; }
.certificate-preview img { width: 100%; }

.contact-section { display: grid; grid-template-columns: 1.25fr 0.75fr; gap: 100px; width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 100px 0; border-top: 1px solid var(--line); }
.contact-copy { display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; gap: 18px; }
.contact-copy p { color: var(--muted); font-size: 14px; line-height: 1.85; }
.text-link { border-bottom: 1px solid var(--line); padding-bottom: 4px; font-size: 12px; font-weight: 750; }
.site-footer { display: grid; grid-template-columns: 1fr 1fr auto; gap: 40px; align-items: start; width: min(calc(100% - 48px), var(--max)); margin: 0 auto; padding: 45px 0 60px; border-top: 1px solid var(--line); font-size: 11px; }
.site-footer div { display: grid; gap: 5px; }
.site-footer div span, .site-footer p { color: var(--muted); }
.site-footer nav { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 24px; }
.site-footer button { width: max-content; padding: 0; background: none; color: var(--muted); cursor: pointer; font-size: 11px; }
.site-footer button:hover { color: var(--ink); }

.media-modal { width: min(1120px, 94vw); max-height: 90vh; padding: 0; border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; background: #171715; color: #fff; box-shadow: 0 30px 110px rgba(0,0,0,0.45); }
.media-modal::backdrop { background: rgba(16, 15, 13, 0.74); backdrop-filter: blur(8px); }
.modal-bar { display: flex; justify-content: space-between; align-items: center; min-height: 62px; padding: 0 16px 0 22px; border-bottom: 1px solid rgba(255,255,255,0.12); }
.modal-bar h2 { font-size: 14px; }
.modal-close { width: 42px; height: 42px; background: transparent; color: #fff; cursor: pointer; font-size: 29px; }
.modal-body { max-height: calc(90vh - 62px); overflow: auto; }
.modal-body video { width: 100%; max-height: calc(90vh - 62px); background: #000; }
.modal-image { width: 100%; height: auto; }
.gallery-grid { display: grid; gap: 2px; background: rgba(255,255,255,0.1); }
.gallery-grid img { width: 100%; background: #fff; }
.gallery-grid.h5 { grid-template-columns: repeat(3, 1fr); padding: 18px; gap: 14px; align-items: start; }
.gallery-grid.certificates { grid-template-columns: 1.5fr 1fr; padding: 18px; gap: 14px; align-items: start; }
.gallery-grid.sales-stages { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 18px; gap: 14px; align-items: start; background: #deddd9; }
.proof-card { margin: 0; overflow: hidden; border-radius: 6px; background: #fff; color: #171717; }
.proof-image-frame { overflow: hidden; background: #f5f7f9; }
.proof-card img { width: 100%; height: auto; }
.proof-card.crop-top .proof-image-frame { aspect-ratio: 4 / 1; }
.proof-card.crop-top img { height: 100%; object-fit: cover; object-position: top; }
.proof-card figcaption { padding: 11px 13px; font-size: 12px; font-weight: 700; }

.agent-showcase { padding: 26px; background: #171715; }
.agent-showcase-intro { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 7px 28px; align-items: end; padding: 4px 2px 24px; }
.agent-showcase-intro p { grid-column: 1 / -1; color: #f25a35; font-size: 10px; font-weight: 800; letter-spacing: 0.14em; }
.agent-showcase-intro h3 { font-size: clamp(24px, 3.5vw, 42px); line-height: 1.08; }
.agent-showcase-intro span { max-width: 330px; color: #aaa69f; font-size: 12px; line-height: 1.7; text-align: right; }
.agent-case-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.agent-case-card { overflow: hidden; border-radius: 7px; background: #f1efe9; color: #171717; }
.agent-case-media { position: relative; width: 100%; overflow: hidden; aspect-ratio: 16 / 9; padding: 0; background: #dedbd4; cursor: pointer; }
.agent-case-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms cubic-bezier(.2,.8,.2,1); }
.agent-case-media:hover img { transform: scale(1.025); }
.agent-case-play, .agent-case-index { position: absolute; bottom: 12px; display: grid; place-items: center; min-height: 32px; border-radius: 6px; background: rgba(247,244,238,0.92); color: #171717; font-size: 10px; font-weight: 800; backdrop-filter: blur(8px); }
.agent-case-play { left: 12px; width: 32px; }
.agent-case-index { right: 12px; padding: 0 10px; font-family: Georgia, serif; font-style: italic; }
.agent-case-copy { padding: 18px 18px 20px; }
.agent-case-copy > p { color: #f25a35; font-size: 9px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.agent-case-copy h4 { margin: 8px 0 7px; font-size: 19px; }
.agent-case-copy > span { display: block; min-height: 42px; color: #686761; font-size: 11px; line-height: 1.7; }
.agent-case-copy button { margin-top: 14px; padding: 0 0 4px; border-bottom: 1px solid rgba(23,23,23,0.25); background: transparent; color: #171717; cursor: pointer; font-size: 11px; font-weight: 800; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 650ms ease, transform 650ms cubic-bezier(.2,.75,.25,1); }
.reveal.is-visible { opacity: 1; transform: none; }

@keyframes panel-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

@media (max-width: 900px) {
  .hero { min-height: auto; padding-top: 70px; }
  .hero-collage { width: min(610px, 86vw); }
  .collage-left { left: 1%; }
  .collage-right { right: 1%; }
  .panel-heading, .experience-heading, .profile-intro, .contact-section { grid-template-columns: 1fr; gap: 28px; }
  .work-grid { gap: 20px; }
  .portfolio-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .profile-gallery { height: 440px; }
  .principles { grid-template-columns: repeat(2, 1fr); }
  .principles article:nth-child(2) { border-right: 0; }
  .principles article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .experience-metrics { grid-template-columns: 1fr 1fr; }
  .experience-metrics div:nth-child(2) { border-right: 0; }
  .experience-metrics div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .credentials { grid-template-columns: 1fr; }
  .contact-section { gap: 50px; }
}

@media (max-width: 620px) {
  .site-header { width: min(calc(100% - 32px), 1380px); height: 68px; }
  .china-time { display: none; }
  .contact-button { padding: 0 14px; }
  .hero { padding: 62px 16px 48px; }
  .hero-collage { width: 100%; height: 230px; margin-bottom: 26px; }
  .collage-card { width: 43vw; height: 205px; }
  .collage-left { left: 2%; top: 25px; }
  .collage-right { right: 2%; top: 25px; }
  .collage-center { width: 47vw; height: 225px; }
  .collage-card-caption { display: none; }
  .availability { top: -12px; font-size: 9px; }
  .hero h1 { font-size: clamp(42px, 13vw, 59px); line-height: 0.98; }
  .hero-copy > p { font-size: 13px; line-height: 1.75; }
  .hero-actions { align-items: stretch; }
  .hero-actions .button { flex: 1; }
  .portfolio-sections, .contact-section, .site-footer { width: min(calc(100% - 32px), var(--max)); }
  .section-tabs { justify-content: flex-start; width: 100%; margin-bottom: 34px; overflow-x: auto; }
  .section-tab { padding: 0 14px; }
  .panel-heading, .experience-heading { padding: 36px 0 34px; }
  .panel-heading h2, .experience-heading h2, .profile-intro h2, .credentials h2, .contact-section h2 { font-size: 39px; }
  .work-grid { grid-template-columns: 1fr; gap: 10px; }
  .work-card-large, .work-card-wide { grid-column: auto; }
  .work-card-large .work-media, .work-card-wide .work-media, .work-media { aspect-ratio: 4 / 3; }
  .work-copy { grid-template-columns: 30px 1fr 38px; gap: 9px; padding: 17px 0 32px; }
  .arrow-button { width: 38px; height: 38px; }
  .portfolio-grid { grid-template-columns: 1fr; gap: 24px; }
  .portfolio-card-media, .portfolio-card.landscape .portfolio-card-media { aspect-ratio: 4 / 3; }
  .portfolio-card.portrait .portfolio-card-media img { object-position: center 28%; }
  .profile-gallery { grid-template-columns: 1.2fr 0.8fr; height: 360px; }
  .profile-gallery figure:nth-child(3) { display: none; }
  .profile-intro { padding: 58px 0; }
  .profile-lead { font-size: 17px; }
  .principles { grid-template-columns: 1fr; }
  .principles article, .principles article:not(:first-child) { min-height: auto; padding: 28px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .principles article:last-child { border-bottom: 0; }
  .principles h3 { margin-top: 18px; }
  .toolkit { grid-template-columns: 1fr; gap: 10px; }
  .experience-metrics { grid-template-columns: 1fr 1fr; }
  .experience-metrics div, .experience-metrics div:first-child { min-height: 130px; padding: 22px 12px; }
  .experience-metrics strong { font-size: 32px; }
  .timeline { padding-top: 45px; }
  .timeline article { grid-template-columns: 1fr; gap: 20px; padding: 34px 0; }
  .timeline-date { display: flex; align-items: center; gap: 10px; }
  .timeline-date small { margin: 0; }
  .credentials { padding-top: 48px; gap: 30px; }
  .contact-section { padding: 75px 0; }
  .site-footer { grid-template-columns: 1fr; gap: 28px; }
  .site-footer nav { grid-template-columns: max-content max-content; }
  .gallery-grid.h5, .gallery-grid.certificates, .gallery-grid.sales-stages { grid-template-columns: 1fr; }
  .agent-showcase { padding: 16px; }
  .agent-showcase-intro { grid-template-columns: 1fr; }
  .agent-showcase-intro span { text-align: left; }
  .agent-case-grid { grid-template-columns: 1fr; }
  .agent-case-copy > span { min-height: auto; }
}

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