*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --warm-white: #f2efe8;
  --warm-black: #17140f;
  --warm-mid: #9a9285;
  --ink-muted: #4a4640;
  --ink-subtle: #9a9285;
  --border: #c8c3b8;
  --border-dark: #2e2b26;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
  --nav-h: 72px;
  --section-pad: 120px;
  --max-w: 1280px;
}
html { scroll-behavior: smooth; }
body { font-family: var(--sans); background: var(--warm-white); color: var(--warm-black); overflow-x: hidden; font-size: 15px; line-height: 1.7; font-weight: 300; }

/* LOADING */
#loading { position: fixed; inset: 0; z-index: 999; background: var(--warm-white); display: flex; align-items: center; justify-content: center; transition: opacity 0.8s, visibility 0.8s; }
#loading.hidden { opacity: 0; visibility: hidden; }
.loading-logo { width: min(176px, 30.4vw); display: block; }

/* NAV */
nav { position: fixed; top: 0; left: 0; right: 0; height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; padding: 0 max(52px, calc((100% - var(--max-w)) / 2)); z-index: 100; transition: background 0.4s, border-color 0.4s; border-bottom: 1px solid transparent; }
nav.scrolled { background: rgba(242,239,232,0.96); backdrop-filter: blur(12px); border-color: var(--border); }
.nav-logo { display: flex; align-items: center; text-decoration: none; }
.nav-logo img { height: 20px; display: block; transition: filter 0.4s; }
.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--warm-black); text-decoration: none; font-weight: 400; transition: color 0.2s; padding-bottom: 1px; border-bottom: 1px solid transparent; }
.nav-links a:hover, .nav-links a.active { border-bottom-color: var(--warm-black); }

nav.dark .nav-logo img { filter: invert(1); }
nav.dark .nav-links a { color: rgba(242,239,232,0.8); }
nav.dark .nav-links a:hover, nav.dark .nav-links a.active { color: rgba(242,239,232,0.95); border-bottom-color: rgba(242,239,232,0.5); }
nav.dark.scrolled .nav-logo img { filter: none; }
nav.dark.scrolled .nav-links a { color: var(--warm-black); }
nav.dark.scrolled .nav-links a:hover, nav.dark.scrolled .nav-links a.active { color: var(--warm-black); border-bottom-color: var(--warm-black); }

.nav-hamburger { display: none; flex-direction: column; justify-content: center; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-hamburger span { display: block; width: 22px; height: 1.5px; background: var(--warm-black); transition: transform 0.3s, opacity 0.3s; }
nav.dark .nav-hamburger span { background: rgba(242,239,232,0.9); }
nav.dark.scrolled .nav-hamburger span { background: var(--warm-black); }
nav.open .nav-hamburger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
nav.open .nav-hamburger span:nth-child(2) { opacity: 0; }
nav.open .nav-hamburger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* HERO */
#hero { height: 100vh; position: relative; display: flex; align-items: flex-end; padding: 0 max(52px, calc((100% - var(--max-w)) / 2)) 80px; overflow: hidden; background: var(--warm-black); }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.85; filter: sepia(0.2) saturate(1.5) hue-rotate(-10deg) brightness(0.95); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(rgba(180,110,20,0.18), rgba(160,90,10,0.1) 40%, transparent 65%), linear-gradient(to top, rgba(23,20,15,0.88) 0%, rgba(23,20,15,0.08) 40%); }
.hero-content { position: relative; z-index: 2; max-width: 860px; }
.hero-rule { width: 64px; height: 2px; background: rgba(242,239,232,0.75); margin-bottom: 28px; }
.hero-statement { font-family: var(--serif); font-size: clamp(34px, 4vw, 56px); font-weight: 300; line-height: 1.1; color: rgba(242,239,232,0.9); letter-spacing: -0.01em; max-width: 860px; opacity: 0; animation: fadeup 1s 0.4s forwards; }
@keyframes fadeup { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.hero-scroll { position: absolute; right: max(52px, calc((100% - var(--max-w)) / 2)); bottom: 80px; z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 10px; color: rgba(242,239,232,0.4); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; }
.scroll-line { width: 1px; height: 56px; background: linear-gradient(to bottom, transparent, rgba(242,239,232,0.35)); animation: scrolldown 2s ease-in-out infinite; }
@keyframes scrolldown { 0%, 100% { transform: scaleY(0.3); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } }

/* SECTIONS */
section { padding: var(--section-pad) max(52px, calc((100% - var(--max-w)) / 2)); }
.section-label { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-subtle); margin-bottom: 16px; font-weight: 400; }
.section-h2 { font-family: var(--serif); font-size: clamp(34px, 4vw, 56px); font-weight: 300; line-height: 1.1; letter-spacing: -0.01em; }
.section-h2 em { font-style: italic; }
.rule { width: 64px; height: 2px; background: var(--border); margin: 12px 0 28px; }
#who .rule { margin-top: 28px; }
.body-text { font-size: 14px; color: var(--ink-muted); line-height: 1.85; font-weight: 300; max-width: 600px; }

/* WHO WE ARE */
#who { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: center; }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.stat-cell { background: var(--warm-white); border: 1px solid var(--border); border-radius: 12px; padding: 28px 20px; display: flex; flex-direction: column; align-items: center; text-align: center; }
.stat-num { font-family: var(--serif); font-size: 54px; font-weight: 300; color: var(--warm-black); line-height: 1; letter-spacing: -0.02em; }
.stat-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--warm-mid); margin-top: 10px; font-weight: 400; }

/* WHY ADJ */
#why { background: linear-gradient(rgba(23,20,15,0.52), rgba(23,20,15,0.52)), url('../assets/images/XRoosevelt/XRoosevelt-pool.jpeg') center/cover no-repeat; color: var(--warm-white); padding-top: 200px; padding-bottom: 200px; }
#why .section-h2 { color: var(--warm-white); }
#why .section-label { color: rgba(242,239,232,0.65); }
#why .rule { background: rgba(242,239,232,0.35); }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 20px; }
.pillar { position: relative; padding: 28px 48px 0; }
.pillar:not(:last-child)::after { content: ''; position: absolute; right: -4px; top: 0; height: 100%; width: 2px; background: rgba(242,239,232,0.4); }
.pillar-title { font-family: var(--serif); font-size: 24px; font-weight: 400; color: var(--warm-white); margin-bottom: 14px; }
.pillar-body { font-size: 14px; color: rgba(242,239,232,0.75); line-height: 1.85; font-weight: 300; }

/* PROJECT CARDS (shared) */
.project-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 52px; }
#recent-projects .project-grid { grid-template-columns: repeat(3, 1fr); }
.project-grid.three-col { grid-template-columns: repeat(3, 1fr); }
.project-card { position: relative; aspect-ratio: 4/3; overflow: hidden; display: flex; align-items: flex-end; background: var(--warm-black); }
.project-slides { position: absolute; inset: 0; }
.project-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity 0.5s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1); opacity: 0; }
.project-bg.active { opacity: 1; }
.project-card:hover .project-bg.active { transform: scale(1.04); }

/* CAROUSEL ARROWS */
.slide-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 4; background: none; border: none; cursor: pointer; padding: 16px 14px; opacity: 0; transition: opacity 0.25s; }
.slide-prev { left: 0; }
.slide-next { right: 0; }
.slide-arrow::before { content: ''; display: block; width: 14px; height: 14px; border-top: 2px solid rgba(242,239,232,0.85); border-right: 2px solid rgba(242,239,232,0.85); }
.slide-prev::before { transform: rotate(-135deg); }
.slide-next::before { transform: rotate(45deg); }
.project-card:hover .slide-arrow { opacity: 1; }
.slide-arrow:hover::before { border-color: rgba(242,239,232,1); }
[data-slides="1"] .slide-arrow { display: none; }
.project-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(23,20,15,0.88) 0%, rgba(23,20,15,0.05) 55%); }
.project-info { position: relative; z-index: 2; padding: 28px 32px; transition: opacity 0.35s, transform 0.35s; }
.project-card.browsing .project-info { opacity: 0; transform: translateY(10px); pointer-events: none; }
.project-tag { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(242,239,232,0.75); margin-bottom: 8px; font-weight: 400; }
.project-name { font-family: var(--serif); font-size: 28px; font-weight: 400; color: var(--warm-white); line-height: 1.1; }
.project-meta { font-size: 12px; color: rgba(242,239,232,0.72); margin-top: 6px; font-weight: 300; }
.project-grid.three-col .project-name { font-size: 22px; }

/* VIEW ALL LINK */
.view-all-row { margin-top: 28px; text-align: right; }
.view-all-link { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--warm-black); text-decoration: none; font-weight: 400; border-bottom: 1px solid var(--warm-black); padding-bottom: 2px; display: inline-block; transition: opacity 0.2s; }
.view-all-link:hover { opacity: 0.55; }

/* PROJECTS PAGE — prior section */
.projects-prior { padding-top: 0; }
.projects-prior .section-label { color: var(--warm-mid); }

/* ABOUT */
.about-section { background: var(--warm-black); color: var(--warm-white); padding: calc(var(--nav-h) + var(--section-pad)) max(52px, calc((100% - var(--max-w)) / 2)) var(--section-pad); }
.about-section .section-h2 { color: var(--warm-white); }
.about-section .section-label { color: rgba(242,239,232,0.38); }
.about-section .rule { background: var(--border-dark); }
.about-grid { display: grid; grid-template-columns: 340px 1fr; gap: 80px; margin-top: 60px; align-items: start; }
.about-img-frame { position: relative; overflow: hidden; }
.about-img-frame img { width: 100%; display: block; object-fit: cover; object-position: center top; }
.about-accent-line { position: absolute; left: -32px; top: 60px; bottom: 60px; width: 1px; background: rgba(242,239,232,0.2); }
.about-name { font-family: var(--serif); font-size: 38px; font-weight: 300; color: var(--warm-white); margin-bottom: 4px; line-height: 1.1; }
.about-title { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(242,239,232,0.45); font-weight: 400; margin-bottom: 36px; }
.about-body { font-size: 14px; color: rgba(242,239,232,0.6); line-height: 1.9; font-weight: 300; margin-bottom: 20px; }
.about-lede { font-size: 17px; color: rgba(242,239,232,0.88); line-height: 1.75; font-weight: 300; margin-bottom: 28px; }
.about-body:last-child { margin-bottom: 0; }

/* ADVISORY */
.advisory-section { padding: calc(var(--nav-h) + var(--section-pad)) max(52px, calc((100% - var(--max-w)) / 2)) var(--section-pad); }
.advisory-intro { max-width: 680px; margin-bottom: 64px; }
.advisory-intro .body-text { margin-top: 20px; }
.advisory-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.advisory-card { padding: 32px 28px; border: 1px solid var(--border); background: var(--warm-white); }
.advisory-card-num { font-family: var(--serif); font-size: 28px; font-weight: 300; color: var(--border); line-height: 1; margin-bottom: 20px; }
.advisory-card-title { font-family: var(--serif); font-size: 18px; font-weight: 400; color: var(--warm-black); line-height: 1.35; }

/* PROJECTS PAGE first section — push below nav */
.projects-featured { padding-top: calc(var(--nav-h) + var(--section-pad)); }

/* CONTACT */
#contact { background: var(--warm-black); color: var(--warm-white); padding: 60px max(52px, calc((100% - var(--max-w)) / 2)); }
#contact .section-label { color: rgba(242,239,232,0.38); }
#contact .rule { background: var(--border-dark); }
.contact-email { font-family: var(--sans); font-size: 13px; color: var(--warm-white); text-decoration: none; font-weight: 300; letter-spacing: 0.02em; border-bottom: 1px solid rgba(242,239,232,0.35); padding-bottom: 4px; transition: opacity 0.2s; display: inline-block; margin-top: 16px; }
.contact-email:hover { opacity: 0.65; }
.contact-info { margin-top: 32px; font-size: 13px; color: rgba(242,239,232,0.45); line-height: 2; font-weight: 300; }

/* FOOTER */
footer { background: var(--warm-black); border-top: 1px solid var(--border-dark); padding: 28px max(52px, calc((100% - var(--max-w)) / 2)); display: flex; justify-content: space-between; align-items: center; }
.footer-text { font-size: 12px; color: rgba(242,239,232,0.22); font-weight: 300; }
.footer-logo { height: 16px; opacity: 0.22; filter: invert(1); }

/* REVEAL */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.visible { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.2s; }
.reveal-d3 { transition-delay: 0.3s; }
.reveal-d4 { transition-delay: 0.4s; }

/* MOBILE */
@media (max-width: 1200px) {
  .project-grid.three-col { grid-template-columns: repeat(2, 1fr); }
  #recent-projects .project-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 960px) {
  nav { padding: 0 24px; }
  section { padding: 80px 24px; }
  .projects-featured { padding-top: calc(var(--nav-h) + 80px); }
  .projects-prior { padding-top: 0; }
  .about-section { padding: calc(var(--nav-h) + 80px) 24px 80px; }
  .advisory-section { padding: calc(var(--nav-h) + 80px) 24px 80px; }
  #hero { padding: 0 24px 60px; }
  .hero-scroll { display: none; }
  #who { grid-template-columns: 1fr; gap: 52px; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .pillars { grid-template-columns: 1fr; gap: 32px; }
  .pillar:not(:last-child)::after { display: none; }
  #why { padding-top: 80px; padding-bottom: 80px; }
  .project-grid, .project-grid.three-col { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .about-accent-line { display: none; }
  .advisory-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  footer { flex-direction: column; gap: 12px; text-align: center; padding: 28px 24px; }
  #contact { padding: 80px 24px; }
}

@media (max-width: 600px) {
  .stats-grid { grid-template-columns: 1fr; }
  .project-grid, .project-grid.three-col, #recent-projects .project-grid { grid-template-columns: 1fr; }
  nav { padding: 0 24px; }
  .nav-hamburger { display: flex; }
  .nav-links { position: fixed; top: var(--nav-h); left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--warm-white); border-bottom: 1px solid var(--border); box-shadow: 0 8px 24px rgba(23,20,15,0.08); z-index: 99; opacity: 0; transform: translateY(-6px); pointer-events: none; transition: opacity 0.2s, transform 0.2s; }
  nav.open .nav-links { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .nav-links li { border-bottom: 1px solid var(--border); }
  .nav-links li:last-child { border-bottom: none; }
  .nav-links a { display: block; padding: 20px 24px; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--warm-black); font-weight: 400; border-bottom: none; font-family: var(--sans); }
  .nav-links a:hover, .nav-links a.active { color: var(--warm-black); border-bottom: none; }
  nav.dark .nav-links a, nav.dark .nav-links a:hover, nav.dark .nav-links a.active, nav.dark.scrolled .nav-links a { color: var(--warm-black); border-bottom-color: transparent; }
}

@media (max-width: 540px) {
  .advisory-grid { grid-template-columns: 1fr; }
  .about-name { font-size: 30px; }
}