/* ─── Design Tokens ─────────────────────────────────────────────── */
:root {
  --accent: #d4785a;
  --accent-dark: #b85e42;
  --bg: #ffffff;
  --surface: #f8f6f4;
  --text: #1a1a1a;
  --text-muted: #666666;
  --border: #e8e4e0;
  --radius: 8px;
  --max-width: 1120px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

/* ─── Reset ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ─── Typography ────────────────────────────────────────────────── */
h1, h2 { font-family: var(--font-serif); }
h1 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; }
h3 { font-size: 1.2rem; font-weight: 600; line-height: 1.3; }
p  { color: var(--text-muted); line-height: 1.75; }

/* ─── Layout Utilities ──────────────────────────────────────────── */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section    { padding: 80px 0; }
.section--alt { background: var(--surface); }

/* ─── Navigation ────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav__logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text);
}
.nav__links {
  display: flex;
  gap: 32px;
  list-style: none;
}
.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
  letter-spacing: 0.02em;
}
.nav__links a:hover,
.nav__links a.active { color: var(--accent); }

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ─── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
  letter-spacing: 0.02em;
}
.btn--primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn--primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); transform: translateY(-1px); }
.btn--outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }

/* ─── Hero ──────────────────────────────────────────────────────── */
.hero {
  padding: 120px 0 100px;
  background: linear-gradient(rgba(248,246,244,0.88), rgba(248,246,244,0.88)), url(../img/header.jpg) center/cover no-repeat;
  background-attachment: fixed, fixed;
}
.hero__eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero h1 { margin-bottom: 20px; max-width: 800px; }
.hero__subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 44px;
}
.hero__employers { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 24px; letter-spacing: 0.04em; }
.hero__employers span { font-weight: 600; color: var(--text); }
.hero__ctas { display: flex; gap: 16px; flex-wrap: wrap; }

/* ─── About ─────────────────────────────────────────────────────── */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.tools__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
}
.tool-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  min-width: 160px;
}
.tool-card__name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 4px;
}
.tool-card__desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.about__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.about__body { font-size: 1.05rem; line-height: 1.8; color: var(--text-muted); }
.about__body + .about__body { margin-top: 16px; }

/* ─── Accent Strip ──────────────────────────────────────────────── */
.accent-strip { background: linear-gradient(rgba(212,120,90,0.88), rgba(212,120,90,0.88)), url(../img/header.jpg) center/cover no-repeat; background-attachment: fixed, fixed; padding: 72px 0; text-align: center; }
.accent-strip__quote { font-size: 1.5rem; font-weight: 500; color: #fff; max-width: 760px; margin: 0 auto; line-height: 1.6; }
.accent-strip__attr { margin-top: 20px; font-size: 0.85rem; color: rgba(255,255,255,0.7); letter-spacing: 0.08em; text-transform: uppercase; }
.about__stats { display: flex; flex-direction: column; gap: 24px; }
.about__photo { width: 100%; border-radius: 10px; display: block; }
.about__metrics { display: flex; gap: 24px; justify-content: space-between; }
.stat__num {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.stat__label { font-size: 0.9rem; color: var(--text-muted); margin-top: 6px; }

/* ─── What I Do ─────────────────────────────────────────────────── */
.services__header { text-align: center; margin-bottom: 60px; }
.services__header p { margin-top: 16px; max-width: 520px; margin-left: auto; margin-right: auto; }
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.service-card {
  padding: 40px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  transition: border-color 0.2s, transform 0.2s;
}
.service-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.service-card__icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #d4785a20, #d4785a10);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 1.4rem;
}
.service-card h3 { margin-bottom: 12px; }
.service-card p { font-size: 0.9rem; }
.service-card ul {
  list-style: none;
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.service-card ul li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}
.service-card ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

/* ─── Project Cards ─────────────────────────────────────────────── */
.featured__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
}
.featured__header p { max-width: 400px; }
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.project-card {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
  transition: transform 0.25s, box-shadow 0.25s;
}
.project-card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.08); }
.project-card__img {
  display: block;
  height: 220px;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s ease;
  cursor: pointer;
}
.project-card:hover .project-card__img { transform: scale(1.03); }
.project-card__img--sky {
  background: url(../img/sky-live-watch-together-hero.jpg) center/cover no-repeat;
}
.project-card__img--menu {
  background: url(../img/qam-rectangle.png) center/cover no-repeat;
}
.project-card__img--interoute {
  background: url(../img/interoute-portfolio-thumb.jpg) center/cover no-repeat;
}
.project-card__img--foodies {
  background: url(../img/foodies.jpg) center/cover no-repeat;
}
.project-card__img--ethics {
  background: url(../img/ethics.png) center/cover no-repeat;
}
.project-card__img-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.project-card__body { padding: 28px; }
.tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: #d4785a15;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  margin-right: 6px;
}
.project-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.project-card p { font-size: 0.875rem; margin-bottom: 20px; }
.project-card__metrics {
  display: flex;
  gap: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-bottom: 20px;
}
.metric__val { font-size: 1.3rem; font-weight: 700; color: var(--text); }
.metric__label { font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.project-card__link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
}
.project-card__link:hover { gap: 10px; }

/* ─── Case Studies Page Hero ────────────────────────────────────── */
.page-hero {
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, #fdf6f3 0%, #f8f0eb 40%, #f0e8e2 100%);
}
.page-hero__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.page-hero p { max-width: 560px; margin-top: 16px; font-size: 1.05rem; }

/* ─── Carousel ──────────────────────────────────────────────────── */
.carousel {
  position: relative;
  margin-top: 16px;
}
.carousel__track-wrap {
  overflow: hidden;
  border-radius: var(--radius);
}
.carousel__track {
  display: flex;
  transition: transform 0.4s ease;
}
.carousel__slide {
  min-width: 100%;
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}
.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.45);
  color: #fff;
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  z-index: 2;
}
.carousel__btn:hover { background: rgba(0,0,0,0.7); }
.carousel__btn--prev { left: 12px; }
.carousel__btn--next { right: 12px; }
.carousel__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
}
.carousel__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s;
}
.carousel__dot--active { background: var(--accent); }
.carousel--narrow { max-width: 640px; }

/* ─── Case Study Page ───────────────────────────────────────────── */
.case-hero {
  padding: 80px 0;
  color: #fff;
  position: relative;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: center;
}
.case-hero--sky        { background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url(../img/sky-live-watch-together-hero.jpg) center/cover no-repeat; background-attachment: fixed, fixed; }
.case-hero--menu       { background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url(../img/qam-rectangle.png) bottom/cover no-repeat; background-attachment: fixed, fixed; }
.case-hero--interoute  { background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url(../img/interoute-hero.jpg) center/cover no-repeat; background-attachment: fixed, fixed; }
.case-hero--foodies    { background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url(../img/foodies.jpg) center/cover no-repeat; background-attachment: fixed, fixed; }
.case-hero--ethics     { background: linear-gradient(rgba(10,22,40,0.75), rgba(10,22,40,0.75)), url(../img/ethics.png) center/cover no-repeat; background-attachment: fixed, fixed; }
.case-hero__content { position: relative; z-index: 1; }
.case-hero__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 5px 12px;
  border-radius: 4px;
  margin-bottom: 20px;
}
.case-hero h1 { color: #fff; margin-bottom: 16px; }
.case-hero__tagline {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin-bottom: 48px;
}
.case-hero__meta {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.meta__label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); margin-bottom: 6px; }
.meta__val   { font-size: 1rem; font-weight: 600; color: rgba(255,255,255,0.9); }

.case-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  justify-content: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.case-metric {
  padding: 32px;
  border-right: 1px solid var(--border);
  text-align: center;
}
.case-metric:last-child { border-right: none; }
.case-metric__val { font-size: 2.5rem; font-weight: 700; color: var(--accent); line-height: 1; }
.case-metric__label { font-size: 0.8rem; color: var(--text-muted); margin-top: 8px; }

.case-section { padding: 72px 0; border-bottom: 1px solid var(--border); }
.case-section:last-child { border-bottom: none; }
.case-section__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.case-section h2 { margin-bottom: 20px; }
.case-section p  { max-width: 720px; font-size: 1.05rem; }
.case-section p + p { margin-top: 16px; }

.placeholder-block {
  background: var(--surface);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 60px 40px;
  text-align: center;
  margin-top: 40px;
}
.placeholder-block p { color: var(--text-muted); font-size: 0.9rem; max-width: none; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; margin-top: 40px; }
.two-col--3 { grid-template-columns: repeat(3, 1fr); }
.proto-split { display: grid; grid-template-columns: 390px 1fr; gap: 60px; align-items: start; }

/* ─── Case Study Images ─────────────────────────────────────────── */
.case-img { display: block; width: 100%; border-radius: 12px; margin-top: 40px; }
.case-img-grid { display: grid; gap: 16px; margin-top: 24px; }
.case-img-grid--2 { grid-template-columns: 1fr 1fr; }
.case-img-grid--3 { grid-template-columns: repeat(3, 1fr); }
.case-img-grid img { display: block; width: 100%; border-radius: 12px; }
.insight-card {
  padding: 28px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.insight-card h4 { margin-bottom: 10px; font-size: 1rem; }
.insight-card p  { font-size: 0.875rem; }
.insight-card ul { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.insight-card ul li { font-size: 0.875rem; color: var(--text-muted); padding-left: 20px; position: relative; }
.insight-card ul li::before { content: '→'; position: absolute; left: 0; color: var(--accent); font-weight: 600; }

/* ─── Credentials ──────────────────────────────────────────────── */
.credentials__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
}
.credentials__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.credential {
  border-left: 2px solid var(--accent);
  padding: 20px;
  border-radius: 8px;
  background: var(--bg);
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}
.credential__inst {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.credential__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}
.credential__year {
  font-size: 0.8rem;
  color: var(--accent);
  margin-top: 6px;
}

/* ─── Footer ────────────────────────────────────────────────────── */
.footer {
  background: var(--text);
  color: rgba(255,255,255,0.6);
  padding: 60px 0 40px;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: start;
  margin-bottom: 48px;
}
.footer__brand {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 12px;
}
.footer__tagline { font-size: 0.875rem; max-width: 300px; }
.footer__links { display: flex; flex-direction: column; gap: 12px; text-align: right; }
.footer__links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.2s;
}
.footer__links a:hover { color: var(--accent); }
.footer__bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}
.footer__vibecode {
  text-align: center;
  padding-top: 16px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
  letter-spacing: 0.06em;
}
.footer__vibecode a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}
.footer__vibecode a:hover { color: var(--accent-dark); }
.footer__email a {
  color: var(--accent);
  font-weight: 500;
  transition: opacity 0.2s;
}
.footer__email a:hover { opacity: 0.8; }

/* ─── Responsive ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav__links  { display: none; flex-direction: column; gap: 0; }
  .nav__links.open {
    display: flex;
    position: absolute;
    top: 64px;
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
  }
  .nav__links.open li { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav__links.open li:last-child { border-bottom: none; }
  .nav__toggle { display: flex; }
  .nav { position: relative; }

  .hero { padding: 80px 0 60px; }
  .hero__ctas { flex-direction: column; }
  .btn { justify-content: center; }

  .about__grid     { grid-template-columns: 1fr; gap: 48px; }
  .services__grid  { grid-template-columns: 1fr; }
  .project-grid    { grid-template-columns: 1fr; }
  .featured__header { flex-direction: column; gap: 16px; align-items: flex-start; }

  .case-metrics    { grid-template-columns: repeat(2, 1fr); }
  .case-metric     { border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .case-metric:nth-child(2n) { border-right: none; }
  .case-metric:nth-last-child(-n+2) { border-bottom: none; }

  .two-col   { grid-template-columns: 1fr; }
  .two-col--3 { grid-template-columns: 1fr; }
  .proto-split { grid-template-columns: 1fr; }

  .case-hero__meta { gap: 24px; }
  .credentials__grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .footer__inner   { grid-template-columns: 1fr; }
  .footer__links   { text-align: left; }
  .footer__bottom  { flex-direction: column; gap: 8px; text-align: center; }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .project-grid   { grid-template-columns: repeat(2, 1fr); }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .case-metrics   { grid-template-columns: repeat(2, 1fr); }
  .case-metric    { border-bottom: 1px solid var(--border); }
}