@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@500;600&display=swap');

:root {
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --navy: #1E3A8A;
  --navy-deep: #16296B;
  --blue: #2563EB;
  --charcoal: #111827;
  --gray-600: #6B7280;
  --gray-400: #9CA3AF;
  --border: #E5E7EB;
  --emerald: #10B981;
  --emerald-tint: #ECFDF5;
  --on-dark: rgba(255,255,255,0.72);

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --max-width: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--charcoal);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}

p { margin: 0; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

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

/* ---------- Eyebrow / labels ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  font-weight: 600;
}

/* ---------- Header ---------- */
.site-header {
  background: rgba(30, 58, 138, 0.94);
  backdrop-filter: blur(10px);
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.site-header.sticky {
  position: sticky;
  top: 0;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--white);
  letter-spacing: -0.01em;
}

.header-nav {
  display: flex;
  gap: 8px;
}

.header-nav a {
  color: var(--on-dark);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 6px;
  transition: background 0.15s ease, color 0.15s ease;
}

.header-nav a:hover,
.header-nav a.active {
  background: rgba(255,255,255,0.12);
  color: var(--white);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 12px 22px;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color .15s ease;
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover { background: var(--navy); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  border-color: var(--border);
  color: var(--charcoal);
}
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }

.btn-light {
  background: var(--white);
  color: var(--charcoal);
}
.btn-light:hover { transform: translateY(-1px); }

/* ---------- Hero (home) ---------- */
.hero {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: var(--white);
  padding: 90px 0 100px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-greeting {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  color: var(--blue);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
  display: block;
}

.hero h1 {
  font-size: clamp(2.4rem, 4.2vw, 3.4rem);
  line-height: 1.08;
  color: var(--white);
}

.hero p.tagline {
  margin-top: 20px;
  font-size: 1.1rem;
  color: var(--on-dark);
  max-width: 46ch;
}

.hero-photo-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.hero-photo {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: 16px;
  background: linear-gradient(160deg, var(--blue), var(--navy-deep));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-dark);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-align: center;
  overflow: hidden;
}

.hero-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }

.hero-photo-caption {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  text-align: center;
}

/* ---------- About ---------- */
.section-about {
  background: var(--gray-50);
  padding: 80px 0;
}

.about-header {
  margin-bottom: 32px;
  text-align: center;
}

.about-header h2 {
  font-size: 2.4rem;
  color: var(--charcoal);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.48fr 1.52fr;
  gap: 48px;
  align-items: stretch;
}

.about-photo {
  width: 100%;
  height: 100%;
  border-radius: 12px;
  overflow: hidden;
  background: var(--gray-50);
  border: 1px solid var(--border);
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.about-body p { color: var(--gray-600); font-size: 1.02rem; margin-bottom: 16px; }
.about-body p:last-child { margin-bottom: 0; }

/* ---------- Projects section (home + listing) ---------- */
.section-projects {
  background: var(--white);
  padding: 90px 0;
}

.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 12px;
}

.section-heading h2 { font-size: 1.6rem; }

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.project-card {
  background: var(--gray-50);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.project-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(17,24,39,0.1);
}

.project-list .project-card {
  flex-direction: row;
  align-items: stretch;
}

.project-thumb {
  aspect-ratio: 16/10;
  background: repeating-linear-gradient(135deg, var(--navy), var(--navy) 10px, var(--navy-deep) 10px, var(--navy-deep) 20px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--on-dark);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  flex-shrink: 0;
}

.project-list .project-thumb { width: 300px; aspect-ratio: auto; }

.project-thumb img { width: 100%; height: 100%; object-fit: cover; }

.project-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.project-body h3 { font-size: 1.2rem; }

.project-body p.desc { color: var(--gray-600); font-size: 0.95rem; }

/* Spec plate — signature element */
.spec-plate {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF, var(--gray-50));
  width: fit-content;
}

.spec-plate span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--navy);
  padding: 7px 12px;
  border-right: 1px solid var(--border);
  text-transform: uppercase;
  white-space: nowrap;
}

.spec-plate span:last-child { border-right: none; }

.project-card .btn { margin-top: auto; align-self: flex-start; }

/* ---------- Sub-page header (project detail / resume / projects listing) ---------- */
.page-hero {
  background: var(--navy);
  color: var(--white);
  padding: 64px 0 56px;
}

.page-hero .eyebrow { color: var(--white); opacity: 0.85; }

.page-hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 3.6vw, 2.8rem);
  margin-top: 10px;
}

.page-hero p.lede {
  margin-top: 16px;
  color: var(--on-dark);
  max-width: 60ch;
  font-size: 1.05rem;
}

/* ---------- Project detail page ---------- */
.detail-gallery {
  padding: 56px 0 0;
  background: var(--white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.gallery-grid .project-thumb { aspect-ratio: 4/3; border-radius: 12px; }

.par-section {
  padding: 70px 0;
}

.par-section.problem { background: var(--white); }
.par-section.action { background: var(--gray-50); }
.par-section.result { background: var(--emerald-tint); }

.par-heading {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.par-index {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--blue);
  border: 1px solid var(--blue);
  border-radius: 999px;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.par-section.result .par-index {
  color: var(--emerald);
  border-color: var(--emerald);
}

.par-heading h2 { font-size: 1.5rem; font-weight: 700; }

.par-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  max-width: 780px;
}

.par-list li {
  position: relative;
  padding-left: 26px;
  color: var(--charcoal);
  font-size: 1rem;
}

.par-text {
  color: var(--charcoal);
  font-size: 1rem;
  max-width: 780px;
  margin: 0;
}

.par-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--blue);
  border-radius: 2px;
}

.par-section.result .par-list li::before {
  background: var(--emerald);
}

/* Split layout pairing an image or video with a PAR header + content */
.par-split {
  display: flex;
  gap: 44px;
  align-items: center;
}

.par-media {
  flex: 1 1 45%;
}

.par-media img,
.par-media video {
  width: 100%;
  display: block;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.par-content {
  flex: 1 1 55%;
}

@media (max-width: 780px) {
  .par-split { flex-direction: column; align-items: stretch; }
}

.detail-nav {
  padding: 50px 0 90px;
  background: var(--gray-50);
  display: flex;
  justify-content: center;
}

/* ---------- Resume page ---------- */
.resume-section {
  padding: 60px 0 100px;
  background: var(--gray-50);
}

.resume-frame-wrap {
  position: relative;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 12px 32px rgba(17,24,39,0.08);
}

.resume-download {
  position: absolute;
  top: 24px;
  right: 24px;
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.resume-frame-wrap:hover .resume-download,
.resume-frame-wrap:focus-within .resume-download {
  opacity: 1;
  transform: translateY(0);
}

.resume-placeholder {
  aspect-ratio: 8.5/11;
  max-width: 720px;
  margin: 0 auto;
  background: repeating-linear-gradient(0deg, var(--gray-50), var(--gray-50) 38px, var(--border) 38px, var(--border) 40px);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-align: center;
  padding: 40px;
}

.resume-image {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  display: block;
  border-radius: 8px;
  border: 1px solid var(--border);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-deep);
  color: var(--on-dark);
  padding: 64px 0 40px;
}

.footer-inner { text-align: center; }

.footer-inner h2 {
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.footer-contact {
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-bottom: 36px;
  font-size: 0.95rem;
}

.footer-contact a { color: var(--on-dark); border-bottom: 1px solid transparent; transition: border-color .15s ease, color .15s ease; }
.footer-contact a:hover { color: var(--white); border-color: var(--blue); }

.footer-bottom {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.04em;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
}

/* ---------- Featured Projects Carousel (home) ---------- */
.carousel-wrap {
  position: relative;
}

.carousel-viewport {
  overflow: hidden;
  position: relative;
}

.carousel-track {
  display: flex;
  gap: 24px;
  will-change: transform;
}

.carousel-slot {
  flex: 0 0 auto;
}

.carousel-slot .project-card {
  height: 100%;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: var(--navy);
  color: var(--white);
  font-size: 1.3rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, background 0.15s ease;
}

.carousel-arrow:hover { background: var(--blue); }

.carousel-arrow.visible {
  opacity: 1;
  pointer-events: auto;
}

.carousel-arrow.disabled {
  opacity: 0 !important;
  pointer-events: none !important;
}

.carousel-arrow.left { left: -22px; }
.carousel-arrow.right { right: -22px; }

@media (max-width: 640px) {
  .carousel-arrow.left { left: -10px; }
  .carousel-arrow.right { right: -10px; }
}

/* ---------- Multi-image detail gallery blocks used within PAR sections ---------- */
.inline-gallery {
  padding: 40px 0 6px;
}

.inline-gallery .gallery-grid { margin-bottom: 4px; }

.figure-caption {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-400);
  margin-top: 8px;
}

.single-figure {
  max-width: 520px;
  margin: 40px auto 0;
}

/* ---------- Project Presentation Tabs (projects listing page) ---------- */
.tab-list {
  display: grid;
  gap: 28px;
}

.project-tab {
  display: flex;
  align-items: stretch;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  min-height: 380px;
}

.project-tab.tint-gray { background: var(--gray-50); }
.project-tab.tint-blue { background: #EFF6FF; }
.project-tab.tint-emerald { background: var(--emerald-tint); }

.project-tab.reverse { flex-direction: row-reverse; }

.tab-text {
  flex: 1 1 50%;
  padding: 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
}

.tab-text h3 {
  font-size: 2rem;
  color: var(--charcoal);
}

.tab-text p {
  color: var(--gray-600);
  font-size: 1.02rem;
  max-width: 42ch;
}

.tab-image {
  flex: 1 1 50%;
}

.tab-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.btn-pill {
  border-radius: 999px;
  width: fit-content;
}

@media (max-width: 780px) {
  .project-tab,
  .project-tab.reverse {
    flex-direction: column;
    min-height: 0;
  }
  .tab-image { aspect-ratio: 16/10; }
  .tab-text { padding: 36px 28px; }
}

/* ---------- Project detail page hero (title/description + main photo) ---------- */
.page-hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.page-hero-image {
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4/3;
  border: 1px solid rgba(255,255,255,0.14);
}

.page-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-hero-image.contain {
  aspect-ratio: auto;
  background: none;
  display: flex;
  align-items: center;
}

.page-hero-image.contain img {
  height: auto;
  object-fit: contain;
}

@media (max-width: 860px) {
  .page-hero-inner { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-photo-col { max-width: 320px; margin: 0 auto; }
  .about-grid { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
  .project-list .project-card { flex-direction: column; }
  .project-list .project-thumb { width: 100%; aspect-ratio: 16/10; }
  .gallery-grid { grid-template-columns: 1fr; }
  .header-nav a { padding: 8px 10px; font-size: 0.85rem; }
}

@media (max-width: 520px) {
  .wrap { padding: 0 20px; }
  .hero { padding: 64px 0 72px; }
}

/* ---------- Three-across evenly sized/spaced image row (used on project pages) ---------- */
.gallery-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-grid-3 img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--border);
  display: block;
}

@media (max-width: 780px) {
  .gallery-grid-3 { grid-template-columns: 1fr; }
}

/* ---------- Project detail pages: bump all text +2px, scoped so listing/home/resume are unaffected ---------- */
body.project-page .eyebrow { font-size: calc(0.72rem + 2px); }
body.project-page .page-hero h1 { font-size: calc(clamp(2rem, 3.6vw, 2.8rem) + 2px); }
body.project-page .page-hero p.lede { font-size: calc(1.05rem + 2px); }
body.project-page .spec-plate span { font-size: calc(0.7rem + 2px); }
body.project-page .par-heading h2 { font-size: calc(1.5rem + 2px); }
body.project-page .par-list li { font-size: calc(1rem + 2px); }
body.project-page .par-text { font-size: calc(1rem + 2px); }
body.project-page .btn { font-size: calc(0.92rem + 2px); }
body.project-page .figure-caption { font-size: calc(0.68rem + 2px); }
body.project-page .logo { font-size: calc(1.05rem + 2px); }
body.project-page .header-nav a { font-size: calc(0.92rem + 2px); }
body.project-page .footer-contact { font-size: calc(0.95rem + 2px); }
body.project-page .footer-inner h2 { font-size: calc(1.5rem + 2px); }
body.project-page .footer-bottom { font-size: calc(0.72rem + 2px); }