/* Advanced Specialties — Lime Green / Black / White brand */
:root {
  --lime: #b5d400;
  --lime-dark: #96b000;
  --lime-light: #d4f000;
  --black: #111111;
  --black-soft: #1e1e1e;
  --white: #ffffff;
  --off-white: #f7f7f5;
  --gray: #e8e8e4;
  --gray-mid: #999;
  --text: #111111;
  --text-muted: #555;
  --gap: clamp(1rem,4vw,2.5rem);
  --section-pad: clamp(3rem,8vw,6rem);
  --radius: 4px;
  font-size: 16px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
  background: var(--white);
  color: var(--text);
  line-height: 1.6;
}

img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* ── SKIP LINK ── */
.skip {
  position: absolute; top: -9em; left: 1rem;
  background: var(--lime); color: var(--black); padding: .5rem 1rem;
  font-weight: 700; border-radius: var(--radius); z-index: 9999;
}
.skip:focus { top: 1rem; }

/* ── HEADER ── */
header {
  position: sticky; top: 0; z-index: 100;
  background: var(--black);
  display: flex; align-items: center; gap: 1rem;
  padding: .75rem var(--gap);
  border-bottom: 3px solid var(--lime);
}

.brand {
  display: flex; align-items: center; gap: .6rem;
  flex-shrink: 0;
}
.brand-text { display: flex; flex-direction: column; }
.brand-name {
  font-size: .8rem; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; color: var(--white); line-height: 1.2;
}
.brand-name strong { color: var(--lime); }
.logo-icon { flex-shrink: 0; }

nav {
  display: flex; gap: clamp(.75rem,2vw,1.75rem);
  margin-left: auto; align-items: center;
  flex-wrap: wrap;
}
nav a {
  font-size: .78rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--white);
  transition: color .2s;
}
nav a:hover { color: var(--lime); }
.nav-contact {
  background: var(--lime); color: var(--black) !important;
  padding: .35rem .85rem; border-radius: var(--radius);
}
.nav-contact:hover { background: var(--lime-light) !important; color: var(--black) !important; }

/* ── EYEBROW ── */
.eyebrow {
  display: flex; align-items: center; gap: .5rem;
  font-size: .7rem; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--lime-dark); margin-bottom: .75rem;
}
.eyebrow span {
  display: inline-block; width: 2rem; height: 2px; background: var(--lime);
}

/* ── BUTTONS ── */
.button {
  display: inline-block;
  background: var(--lime); color: var(--black);
  font-weight: 800; font-size: .85rem; letter-spacing: .06em; text-transform: uppercase;
  padding: .75rem 1.75rem; border-radius: var(--radius);
  transition: background .2s, transform .1s;
}
.button:hover { background: var(--lime-light); transform: translateY(-1px); }
.button-outline {
  background: transparent; color: var(--lime);
  border: 2px solid var(--lime);
}
.button-outline:hover { background: var(--lime); color: var(--black); }

/* ── HERO ── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 90vh;
  background: var(--black);
  color: var(--white);
}
.hero-copy {
  display: flex; flex-direction: column; justify-content: center;
  padding: var(--section-pad) var(--gap);
  gap: 1.25rem;
}
.hero-copy .eyebrow { color: var(--lime); }
.hero-copy h1 {
  font-size: clamp(2.2rem,5vw,3.8rem); line-height: 1.05;
  font-weight: 900; letter-spacing: -.02em;
  color: var(--white);
}
.hero-copy h1 em { color: var(--lime); font-style: normal; }
.hero-copy p { font-size: 1.05rem; color: #ccc; max-width: 38ch; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: .5rem; }

.hero-photo { position: relative; overflow: hidden; }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }
.photo-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.85));
  padding: 2rem 1.25rem 1rem;
  display: flex; flex-direction: column; gap: .15rem;
}
.photo-caption span {
  font-size: .65rem; font-weight: 800; letter-spacing: .12em;
  text-transform: uppercase; color: var(--lime);
}
.photo-caption strong { font-size: .95rem; color: var(--white); }
.photo-caption small { font-size: .75rem; color: #aaa; }

/* ── SERVICE STRIP ── */
.service-strip {
  background: var(--lime);
  display: flex; flex-wrap: wrap; gap: 0;
  justify-content: center;
}
.service-strip span {
  padding: .7rem 1.5rem;
  font-size: .7rem; font-weight: 800; letter-spacing: .12em;
  text-transform: uppercase; color: var(--black);
  border-right: 2px solid rgba(0,0,0,.15);
}
.service-strip span:last-child { border-right: none; }

/* ── SECTIONS ── */
.section {
  padding: var(--section-pad) var(--gap);
  max-width: 1200px; margin: 0 auto;
}
.section-heading {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
  margin-bottom: 2.5rem; align-items: start;
}
.section-heading h2 {
  font-size: clamp(1.8rem,4vw,2.8rem); font-weight: 900;
  line-height: 1.1; letter-spacing: -.02em;
}
.section-heading p { color: var(--text-muted); font-size: 1rem; padding-top: .25rem; }

/* ── FILTERS ── */
.filters {
  display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem;
}
.filters button {
  padding: .4rem 1rem;
  font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  border: 2px solid var(--gray); color: var(--text-muted); border-radius: var(--radius);
  transition: all .2s;
}
.filters button:hover { border-color: var(--lime); color: var(--black); }
.filters button[aria-pressed="true"] {
  background: var(--lime); border-color: var(--lime); color: var(--black);
}

.filter-status { font-size: .8rem; color: var(--gray-mid); margin-top: 1rem; }

/* ── PROJECT GRID ── */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.project-wide { grid-column: span 2; }

.project {
  display: flex; flex-direction: column;
  border-radius: var(--radius); overflow: hidden;
  background: var(--off-white);
  transition: box-shadow .2s;
}
.project:hover { box-shadow: 0 4px 24px rgba(0,0,0,.12); }
.project[hidden] { display: none; }

.media {
  position: relative; width: 100%; overflow: hidden;
  display: block; padding: 0; border-radius: 0;
  background: var(--black);
}
.media img { width: 100%; object-fit: cover; aspect-ratio: 4/3; transition: transform .4s; }
.media.portrait img { aspect-ratio: 3/4; }
.project-wide .media img { aspect-ratio: 16/7; }
.media:hover img { transform: scale(1.03); }

.tag {
  position: absolute; top: .75rem; left: .75rem;
  background: var(--lime); color: var(--black);
  font-size: .6rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  padding: .25rem .6rem; border-radius: 2px;
}
.enlarge {
  position: absolute; bottom: .75rem; right: .75rem;
  background: rgba(0,0,0,.7); color: var(--white);
  font-size: .7rem; font-weight: 700; padding: .3rem .7rem; border-radius: 2px;
  opacity: 0; transition: opacity .2s;
}
.play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  background: var(--lime); color: var(--black);
  width: 3rem; height: 3rem; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; box-shadow: 0 2px 12px rgba(0,0,0,.4);
}
.media:hover .enlarge, .media:hover .play { opacity: 1; }

.project-title {
  padding: 1rem 1.1rem 1.25rem;
}
.project-title h3 { font-size: .95rem; font-weight: 800; margin-bottom: .2rem; }
.project-title p { font-size: .78rem; color: var(--text-muted); }

/* ── WALKTHROUGHS ── */
.walkthroughs {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2rem;
  margin-top: 3rem; align-items: start;
  padding: 2rem; background: var(--black); border-radius: var(--radius);
  color: var(--white);
}
.walkthroughs .eyebrow { color: var(--lime); }
.walkthroughs h3 { font-size: 1.4rem; font-weight: 800; margin-bottom: .5rem; color: var(--white); }
.walkthroughs p { color: #aaa; font-size: .9rem; }

.clip-list {
  display: flex; flex-direction: column; gap: .5rem;
}
.clip-list button {
  display: flex; align-items: center; gap: 1rem;
  padding: .85rem 1rem;
  background: var(--black-soft);
  border: 1px solid #333; border-radius: var(--radius);
  color: var(--white); font-size: .85rem; font-weight: 600;
  text-align: left; transition: border-color .2s, background .2s;
}
.clip-list button:hover { border-color: var(--lime); background: #2a2a2a; }
.clip-list button span {
  font-size: .7rem; font-weight: 800; color: var(--lime);
  letter-spacing: .08em; min-width: 1.5rem;
}
.clip-list button small { font-size: .7rem; color: #888; margin-left: auto; }

/* ── SPECIALTIES ── */
.specialties { background: var(--black); color: var(--white); max-width: 100%; }
.specialties .section-heading { max-width: 1200px; margin: 0 auto 2.5rem; }
.specialties .section-heading h2 { color: var(--white); }
.specialties .eyebrow { color: var(--lime); }
.specialties .section-heading p { color: #aaa; }

.specialty-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px,1fr));
  gap: 1px;
  background: #333;
  max-width: 1200px; margin: 0 auto;
}
.specialty-grid article {
  background: var(--black-soft); padding: 1.75rem;
  transition: background .2s;
}
.specialty-grid article:hover { background: #222; }
.specialty-grid article span {
  font-size: .68rem; font-weight: 800; letter-spacing: .1em;
  color: var(--lime); display: block; margin-bottom: .5rem;
}
.specialty-grid article h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: .5rem; color: var(--white); }
.specialty-grid article p { font-size: .85rem; color: #999; line-height: 1.5; }

/* ── ABOUT ── */
.about { background: var(--off-white); max-width: 100%; }
.about .eyebrow { max-width: 1200px; margin: 0 auto .75rem; }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 3rem;
  max-width: 1200px; margin: 0 auto; align-items: start;
}
.about-grid h2 { font-size: clamp(1.8rem,4vw,2.8rem); font-weight: 900; line-height: 1.1; }
.about-grid .intro { font-size: 1.1rem; font-weight: 600; margin-bottom: 1rem; }
.about-grid p { font-size: .95rem; color: var(--text-muted); margin-bottom: .75rem; }

.signature {
  margin-top: 1.5rem; font-family: Georgia, serif; font-size: 1.4rem;
  font-style: italic; color: var(--black);
}
.signature span {
  display: block; font-family: system-ui, sans-serif; font-style: normal;
  font-size: .65rem; font-weight: 800; letter-spacing: .12em;
  color: var(--lime-dark); margin-top: .25rem;
}

/* ── CONTACT ── */
.contact { max-width: 100%; background: var(--white); }
.contact .section-heading, .contact .contact-cards { max-width: 1200px; margin: 0 auto; }
.contact .section-heading { margin-bottom: 2rem; }
.contact-cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr));
  gap: 1rem;
}
.contact-card {
  display: flex; flex-direction: column; align-items: flex-start;
  gap: .3rem; padding: 1.5rem;
  border: 2px solid var(--gray); border-radius: var(--radius);
  transition: border-color .2s, box-shadow .2s;
}
.contact-card:hover { border-color: var(--lime); box-shadow: 0 2px 12px rgba(0,0,0,.07); }
.contact-icon { font-size: 1.5rem; }
.contact-card strong { font-size: .8rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.contact-card span { font-size: .9rem; color: var(--text-muted); }

/* ── CLOSING CTA ── */
.closing {
  background: var(--lime); text-align: center;
  padding: 4rem var(--gap);
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.closing span {
  font-size: .7rem; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--black); opacity: .6;
}
.closing p { font-size: clamp(1.5rem,4vw,2.5rem); font-weight: 900; color: var(--black); }
.closing em { font-style: normal; text-decoration: underline; text-underline-offset: 4px; }
.closing .button { background: var(--black); color: var(--lime); margin-top: .5rem; }
.closing .button:hover { background: #333; }

/* ── FOOTER ── */
footer {
  background: var(--black); color: var(--white);
  padding: 2.5rem var(--gap);
  display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem;
  border-top: 3px solid var(--lime);
}
footer .brand-name { color: var(--white); }
.footer-links {
  display: flex; flex-wrap: wrap; gap: .75rem 1.5rem;
  margin-left: auto;
}
.footer-links a { font-size: .82rem; color: #aaa; transition: color .2s; }
.footer-links a:hover { color: var(--lime); }
footer p { font-size: .8rem; color: #888; width: 100%; margin-top: -.5rem; }
footer span { font-size: .75rem; color: #666; margin-top: -.25rem; }

/* ── VIEWER DIALOG ── */
dialog {
  width: min(95vw, 900px); max-height: 92vh;
  overflow-y: auto; border: none;
  border-radius: var(--radius); padding: 0;
  box-shadow: 0 8px 48px rgba(0,0,0,.5);
  background: var(--black);
}
dialog::backdrop { background: rgba(0,0,0,.8); }
.viewer-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem; border-bottom: 1px solid #333;
  position: sticky; top: 0; background: var(--black); z-index: 1;
}
.viewer-head h2 { font-size: 1rem; font-weight: 700; color: var(--white); }
#close-viewer {
  font-size: .85rem; font-weight: 700; color: #aaa; padding: .4rem .75rem;
  border: 1px solid #444; border-radius: var(--radius); transition: all .2s;
}
#close-viewer:hover { color: var(--white); border-color: var(--lime); }
#viewer-content img { width: 100%; display: block; }
#viewer-content video { width: 100%; display: block; background: #000; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-photo { max-height: 55vw; }
  .hero-photo img { max-height: 55vw; }
  .section-heading { grid-template-columns: 1fr; gap: 1rem; }
  .project-wide { grid-column: span 1; }
  .project-wide .media img { aspect-ratio: 4/3; }
  .walkthroughs { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  nav .nav-contact { display: none; }
  .specialties { padding: var(--section-pad) 0; }
  .specialties .section-heading { padding: 0 var(--gap); }
}

@media (max-width: 480px) {
  .projects { grid-template-columns: 1fr; }
  .service-strip span { padding: .5rem 1rem; font-size: .62rem; }
}