/* Direction 1 — Chambers */
:root {
  --blue: #003399; --blue-deep: #002473; --blue-ink: #0d1a33;
  --bg: #f7f5f0; --bg-2: #efebe2; --surface: #ffffff; --ink: #14203a; --ink-2: #4a5468; --line: #ddd7ca;
  --accent: var(--blue); --on-accent: #fff;
  --serif: 'Libre Caslon Text', Georgia, serif; --sans: 'Libre Franklin', system-ui, sans-serif;
  --wrap: 1240px; --gutter: clamp(16px, 4vw, 40px);
  --header-h: 84px;
  color-scheme: light;
}
[data-theme="dark"] {
  --bg: #0b1222; --bg-2: #111a2e; --surface: #141e34; --ink: #e8ebf2; --ink-2: #a7b0c3; --line: #263250;
  --accent: #8aa6ff; --on-accent: #0b1222;
  color-scheme: dark;
}
body { background: var(--bg); color: var(--ink); font: 400 17px/1.65 var(--sans); }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(72px, 10vw, 136px); }
.h-section { font: 400 clamp(30px, 4.2vw, 48px)/1.12 var(--serif); letter-spacing: -.01em; }
.section-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 12px 40px; margin-bottom: clamp(36px, 5vw, 64px); }
.section-sub { color: var(--ink-2); max-width: 46ch; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 26px; border-radius: 2px; font: 600 15px/1 var(--sans); letter-spacing: .02em; text-decoration: none; transition: background .25s, color .25s, border-color .25s; }
.btn-solid { background: var(--blue); color: #fff; }
.btn-solid:hover { background: var(--blue-deep); }
[data-theme="dark"] .btn-solid { background: #2350d0; }
[data-theme="dark"] .btn-solid:hover { background: #3462e6; }
.btn-outline { border: 1px solid currentColor; color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn-block { width: 100%; }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; color: var(--accent); font-weight: 600; text-decoration: none; }
.link-arrow:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: var(--bg); transition: box-shadow .3s; }
html.is-scrolled .site-header { box-shadow: 0 1px 0 var(--line), 0 10px 30px -20px rgba(10, 20, 50, .35); }
.utility { background: var(--blue); color: #fff; font-size: 13.5px; }
.utility-inner { display: flex; justify-content: space-between; align-items: center; min-height: 40px; gap: 16px; }
.utility-inner > span { display: inline-flex; align-items: center; gap: 8px; }
.utility .placeholder { opacity: .85; }
.util-toggle { width: 32px; height: 32px; margin-left: 12px; border-radius: 50%; }
.util-toggle:hover { background: rgba(255,255,255,.12); }
.bar-inner { display: flex; align-items: center; gap: 32px; min-height: var(--header-h); }
.brand { margin-right: auto; }
.brand .logo-img { height: 46px; }
.primary > ul { display: flex; gap: 6px; list-style: none; margin: 0; padding: 0; }
.primary a { display: inline-flex; align-items: center; gap: 6px; padding: 10px 14px; font-weight: 500; font-size: 15.5px; text-decoration: none; color: var(--ink); }
.primary > ul > li > a { position: relative; }
.primary > ul > li > a::after { content: ''; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .3s; }
.primary > ul > li > a:hover::after, .has-mega.is-open > a::after { transform: scaleX(1); }
.has-mega > a .ico { transition: transform .3s; }
.has-mega.is-open > a .ico { transform: rotate(180deg); }
.bar-actions { display: flex; align-items: center; gap: 12px; }
.bar-toggle { display: none; width: 44px; height: 44px; border-radius: 50%; }
.menu-btn { display: none; width: 48px; height: 48px; place-items: center; }
.burger { display: grid; gap: 7px; width: 26px; }
.burger i { display: block; height: 1.5px; background: var(--ink); }
.burger i:last-child { width: 70%; margin-left: auto; }

/* Mega menu */
.has-mega { position: static; }
.mega { position: absolute; left: 0; right: 0; top: 100%; background: var(--surface); border-top: 1px solid var(--line); box-shadow: 0 30px 50px -30px rgba(10, 20, 50, .35); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .25s, transform .3s, visibility 0s .3s; }
.has-mega.is-open .mega { opacity: 1; visibility: visible; transform: none; transition: opacity .25s, transform .3s; }
.mega-inner { display: grid; grid-template-columns: 1.1fr 1fr 1fr 1fr 1.05fr; gap: 36px; padding-block: 40px 44px; }
.mega-title { font: 400 28px/1.15 var(--serif); margin-bottom: 12px; }
.mega-lede { color: var(--ink-2); font-size: 15px; margin-bottom: 20px; }
.mega-group { font-size: 12.5px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 14px; }
.mega-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.mega-col a { display: block; padding: 8px 0; font-size: 15.5px; line-height: 1.35; text-decoration: none; color: var(--ink); transition: color .2s, padding .25s; }
.mega-col a:hover, .mega-col a.is-active { color: var(--accent); padding-left: 6px; }
.mega-preview { position: relative; min-height: 250px; }
.mega-preview figure { position: absolute; inset: 0; opacity: 0; transition: opacity .35s; }
.mega-preview figure.is-active { opacity: 1; }
.mega-preview img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.mega-preview figcaption { margin-top: 12px; font-size: 14px; line-height: 1.5; color: var(--ink-2); }

/* ---------- Mobile menu ---------- */
.mobile-menu { background: rgba(8, 14, 30, .45); opacity: 0; transition: opacity .35s; }
.mobile-menu.is-open { opacity: 1; }
.mm-sheet { position: absolute; top: 0; right: 0; bottom: 0; width: min(440px, 100%); background: var(--bg); display: flex; flex-direction: column; transform: translateX(100%); transition: transform .5s cubic-bezier(.2,.8,.2,1); overflow-y: auto; overscroll-behavior: contain; }
.mobile-menu.is-open .mm-sheet { transform: none; }
.mm-top { display: flex; justify-content: space-between; align-items: center; padding: 14px var(--gutter); min-height: 72px; border-bottom: 1px solid var(--line); }
.mm-close { width: 48px; height: 48px; display: grid; place-items: center; margin-right: -10px; }
.mm-nav { display: flex; flex-direction: column; padding: 12px var(--gutter); flex: 1; }
.mm-nav > a, .mm-acc { display: flex; align-items: center; justify-content: space-between; min-height: 64px; font: 400 26px/1.2 var(--serif); text-decoration: none; color: var(--ink); border-bottom: 1px solid var(--line); text-align: left; width: 100%; }
.mm-acc .ico { transition: transform .3s; }
.mm-acc[aria-expanded="true"] .ico { transform: rotate(45deg); }
.mm-sub { list-style: none; margin: 0; padding: 6px 0 14px; border-bottom: 1px solid var(--line); }
.mm-sub a { display: flex; gap: 14px; align-items: baseline; min-height: 46px; padding: 10px 0; font-size: 16px; line-height: 1.35; text-decoration: none; color: var(--ink); }
.mm-sub span { font: 400 13px var(--serif); color: var(--accent); min-width: 22px; }
.mm-foot { position: sticky; bottom: 0; padding: 16px var(--gutter) calc(16px + env(safe-area-inset-bottom)); background: var(--bg-2); display: grid; gap: 14px; }
.mm-meta { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: 13.5px; color: var(--ink-2); }
.mm-theme { display: flex; align-items: center; gap: 8px; flex: none; }
.mm-toggle { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); }

/* ---------- Hero ---------- */
.hero { padding-block: clamp(32px, 5vw, 64px) clamp(56px, 8vw, 104px); }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
.hero-title { font: 400 clamp(44px, 7.4vw, 96px)/1.02 var(--serif); letter-spacing: -.02em; color: var(--ink); }
.hero-title span { display: inline-block; }
.hero-title span:nth-child(2) { font-style: italic; color: var(--accent); }
.hero-lede { margin: 28px 0 36px; font-size: clamp(17px, 1.6vw, 20px); line-height: 1.6; color: var(--ink-2); max-width: 42ch; }
.hero-figure { position: relative; }
.hero-figure img { width: 100%; aspect-ratio: 4/5; object-fit: cover; object-position: 50% 30%; }
@media (min-width: 960px) {
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 72px; }
  .hero-figure img { aspect-ratio: auto; height: min(calc(100svh - 124px - 64px), 760px); min-height: 520px; }
}

/* ---------- About ---------- */
.about { background: var(--surface); }
.about-grid { display: grid; gap: 28px 64px; }
.about-body { display: grid; gap: 20px; color: var(--ink-2); max-width: 62ch; }
.about-lead { font: 400 clamp(22px, 2.4vw, 30px)/1.4 var(--serif); color: var(--ink); }
.clients { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 24px; align-self: start; }
.clients dt { grid-column: 1 / -1; font-size: 12.5px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 8px; }
.clients dd { margin: 0; padding: 14px 0; border-top: 1px solid var(--line); font: 400 19px/1.3 var(--serif); }
@media (min-width: 960px) {
  .about-grid { grid-template-columns: 300px 1fr; }
  .clients { grid-column: 2; max-width: 620px; }
}

/* ---------- Practice ---------- */
.practice-grid { display: grid; gap: 48px; }
.practice-media { display: none; }
.practice-list { list-style: none; margin: 0; padding: 0; counter-reset: p; border-top: 1px solid var(--line); }
.practice-list li { border-bottom: 1px solid var(--line); }
.pl-row { display: grid; grid-template-columns: 44px 1fr 24px; gap: 16px; align-items: start; padding: 24px 0; text-decoration: none; color: var(--ink); transition: padding .3s; }
.pl-num { font: 400 15px/1.9 var(--serif); color: var(--accent); }
.pl-name { display: block; font: 400 clamp(21px, 2.2vw, 26px)/1.25 var(--serif); }
.pl-sum { display: block; margin-top: 8px; color: var(--ink-2); font-size: 15.5px; max-width: 52ch; }
.pl-arrow { margin-top: 6px; color: var(--accent); opacity: .35; transition: opacity .3s, transform .3s; }
.pl-row:hover .pl-arrow, li.is-current .pl-arrow { opacity: 1; transform: translate(2px, -2px); }
@media (min-width: 960px) {
  .practice-grid { grid-template-columns: 5fr 7fr; gap: 72px; }
  .practice-media { display: block; }
  .practice-frame { position: sticky; top: calc(var(--header-h) + 72px); aspect-ratio: 4/5; overflow: hidden; background: var(--bg-2); }
  .pm { position: absolute; inset: 0; opacity: 0; transition: opacity .6s; }
  .pm.is-active { opacity: 1; }
  .pm img { width: 100%; height: 100%; object-fit: cover; }
  .pl-row:hover, li.is-current .pl-row { padding-left: 10px; }
}

/* ---------- Vision & mission ---------- */
.vm { background: var(--blue); color: #fff; padding-block: clamp(64px, 9vw, 120px); }
[data-theme="dark"] .vm { background: #0f2160; }
.vm-grid { display: grid; gap: 48px 72px; }
.vm-label { font: 600 12.5px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; opacity: .78; margin-bottom: 20px; }
.vm-text { font: 400 clamp(22px, 2.5vw, 32px)/1.4 var(--serif); }
@media (min-width: 860px) { .vm-grid { grid-template-columns: 1fr 1fr; } .vm-item + .vm-item { border-left: 1px solid rgba(255,255,255,.25); padding-left: 72px; } }

/* ---------- Objectives ---------- */
.obj-grid { display: grid; gap: 48px 80px; align-items: start; }
.obj-figure { overflow: hidden; }
.obj-figure img { width: 100%; aspect-ratio: 3/2; object-fit: cover; }
.obj-list { list-style: none; margin: 32px 0 0; padding: 0; }
.obj-list li { display: grid; grid-template-columns: 44px 1fr; gap: 12px; padding: 20px 0; border-top: 1px solid var(--line); }
.obj-num { font: italic 400 18px/1.5 var(--serif); color: var(--accent); }
.obj-list p { font-size: 17px; }
@media (min-width: 960px) {
  .obj-grid { grid-template-columns: 5fr 6fr; }
  .obj-figure { position: sticky; top: calc(var(--header-h) + 40px); }
  .obj-figure img { aspect-ratio: 4/5; }
}

/* ---------- Values ---------- */
.values { background: var(--bg-2); }
.values .section-sub { font: italic 400 20px/1.4 var(--serif); color: var(--ink); }
.values-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line); }
.values-list li { display: flex; align-items: baseline; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.v-num { font: 400 14px var(--serif); color: var(--accent); min-width: 32px; }
.v-name { font: 400 clamp(26px, 3.2vw, 40px)/1.15 var(--serif); }
@media (min-width: 760px) { .values-list { grid-template-columns: 1fr 1fr; column-gap: 64px; } }
@media (min-width: 1100px) { .values-list { grid-template-columns: repeat(3, 1fr); } }

/* ---------- Contact ---------- */
.contact { padding-block: clamp(72px, 10vw, 136px); }
.contact-grid { display: grid; gap: 48px 80px; align-items: center; }
.contact-lede { color: var(--ink-2); margin: 16px 0 32px; max-width: 44ch; }
.contact-list { display: grid; gap: 0; margin-bottom: 36px; border-top: 1px solid var(--line); }
.contact-list > div { display: grid; grid-template-columns: 150px 1fr; gap: 12px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-list dt { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; color: var(--ink-2); }
.contact-list dt .ico { color: var(--accent); }
.contact-list dd { margin: 0; }
.contact-figure { overflow: hidden; }
.contact-figure img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
@media (max-width: 520px) { .contact-list > div { grid-template-columns: 1fr; gap: 4px; } }
@media (min-width: 960px) { .contact-grid { grid-template-columns: 1fr 1fr; } }

/* ---------- Footer ---------- */
.site-footer { background: var(--blue-ink); color: #c9d2e6; padding-top: clamp(56px, 8vw, 96px); font-size: 15.5px; }
[data-theme="dark"] .site-footer { background: #060b17; }
.footer-grid { display: grid; gap: 40px; padding-bottom: 56px; }
.footer-brand .logo-img { height: 52px; }
.footer-tag { margin-top: 20px; font: italic 400 19px var(--serif); color: #fff; }
.footer-h { font-size: 12.5px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: #fff; margin-bottom: 16px; }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer-links.two-col { grid-template-columns: 1fr 1fr; column-gap: 24px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-contact { margin-top: 14px; }
.footer-base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding-block: 22px 28px; border-top: 1px solid rgba(255,255,255,.12); font-size: 13.5px; color: #8e9ab4; }
@media (min-width: 860px) { .footer-grid { grid-template-columns: 1.2fr 1.3fr 1fr; } }

/* ---------- Breakpoints ---------- */
@media (max-width: 1079px) {
  .primary, .bar-cta, .utility { display: none; }
  .menu-btn { display: grid; }
  .bar-toggle { display: inline-grid; }
  :root { --header-h: 72px; }
  .brand .logo-img { height: 40px; }
}
@media (max-width: 380px) { .brand .logo-img { height: 34px; } .bar-inner { gap: 8px; } }
@media (max-width: 600px) { .hero-title { font-size: clamp(48px, 15vw, 72px); } .hero-title span { display: block; } }