/* ============================================
   GURP — Main Stylesheet
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@200;300;400;500;600&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #09090B;
  --fg: #F3F0EA;
  --muted: #A7A29A;
  --accent: #A33A2B;
  --border: rgba(255, 255, 255, 0.08);
  --card-bg: rgba(255, 255, 255, 0.03);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max: 1200px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-weight: 300;
  line-height: 1.65;
  min-height: 100vh;
}

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

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

ul {
  list-style: none;
}

/* ============================================
   UTILITY
   ============================================ */

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.accent {
  color: var(--accent);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ============================================
   HEADER / NAV
   ============================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 9, 11, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg);
  transition: opacity 0.2s;
}

.nav__logo:hover {
  opacity: 0.7;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav__links a {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 0.2s;
  position: relative;
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--fg);
}

.nav__links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--accent);
}

/* Hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px;
}

.nav__toggle span {
  display: block;
  height: 1px;
  background: var(--fg);
  transition: transform 0.3s, opacity 0.3s;
  transform-origin: center;
}

.nav__toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav__toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile nav */
.nav__mobile {
  display: none;
  position: fixed;
  inset: 64px 0 0 0;
  background: var(--bg);
  z-index: 99;
  padding: 2rem var(--gutter);
  border-top: 1px solid var(--border);
  flex-direction: column;
  gap: 0;
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile a {
  font-size: 1.25rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--muted);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}

.nav__mobile a:hover,
.nav__mobile a.active {
  color: var(--fg);
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 4rem 0 2.5rem;
  margin-top: 6rem;
}

.footer__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
}

.footer__brand-name {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg);
  display: block;
  margin-bottom: 0.875rem;
}

.footer__brand-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
  max-width: 260px;
}

.footer__col-label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.25rem;
  display: block;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer__links a {
  font-size: 0.875rem;
  color: var(--muted);
  transition: color 0.2s;
}

.footer__links a:hover {
  color: var(--fg);
}

.footer__contact-item {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
  display: block;
}

.footer__contact-item a {
  color: var(--muted);
  transition: color 0.2s;
}

.footer__contact-item a:hover {
  color: var(--fg);
}

.footer__bottom {
  max-width: var(--max);
  margin: 3rem auto 0;
  padding: 1.5rem var(--gutter) 0;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer__copy {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn--primary {
  background: var(--fg);
  color: var(--bg);
}

.btn--primary:hover {
  background: #e8e5df;
}

.btn--outline {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}

.btn--outline:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: var(--card-bg);
}

.btn--accent {
  background: var(--accent);
  color: var(--fg);
}

.btn--accent:hover {
  background: #b8412f;
}

/* ============================================
   PAGE HERO
   ============================================ */

.page-hero {
  padding: 5rem 0 3.5rem;
  border-bottom: 1px solid var(--border);
}

.page-hero__label {
  margin-bottom: 1.25rem;
}

.page-hero__title {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.1;
  max-width: 700px;
}

.page-hero__sub {
  margin-top: 1.25rem;
  font-size: 1rem;
  color: var(--muted);
  max-width: 500px;
  line-height: 1.7;
}

/* ============================================
   SECTION HEADERS
   ============================================ */

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3rem;
}

.section-header__left {}

.section-label {
  display: block;
  margin-bottom: 0.875rem;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 200;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

/* ============================================
   HOME — HERO
   ============================================ */

.hero {
  padding: clamp(5rem, 12vw, 9rem) 0 clamp(4rem, 9vw, 7rem);
  border-bottom: 1px solid var(--border);
  position: relative;
}

.hero__overline {
  margin-bottom: 1.75rem;
}

.hero__headline {
  font-size: clamp(2.75rem, 7vw, 6rem);
  font-weight: 200;
  letter-spacing: -0.03em;
  line-height: 1.05;
  max-width: 900px;
  margin-bottom: 2rem;
}

.hero__headline em {
  font-style: normal;
  color: var(--muted);
}

.hero__sub {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--muted);
  max-width: 480px;
  margin-bottom: 2.75rem;
  line-height: 1.7;
}

.hero__ctas {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ============================================
   HOME — SERVICES PREVIEW
   ============================================ */

.services-preview {
  padding: 6rem 0;
  border-bottom: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  border: 1px solid var(--border);
  background: var(--border);
}

.service-tile {
  background: var(--bg);
  padding: 2.5rem 2rem;
  transition: background 0.2s;
}

.service-tile:hover {
  background: var(--card-bg);
}

.service-tile__num {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 2rem;
  display: block;
}

.service-tile__title {
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--fg);
  margin-bottom: 0.875rem;
}

.service-tile__desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ============================================
   HOME — SELECTED WORK
   ============================================ */

.selected-work {
  padding: 6rem 0;
  border-bottom: 1px solid var(--border);
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.work-card {
  border: 1px solid var(--border);
  background: var(--card-bg);
  overflow: hidden;
  transition: border-color 0.2s;
}

.work-card:hover {
  border-color: rgba(255, 255, 255, 0.16);
}

.work-card__img {
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
}

.work-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.work-card__meta {
  padding: 1.5rem;
}

.work-card__tag {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.625rem;
  display: block;
}

.work-card__title {
  font-size: 1rem;
  font-weight: 400;
  color: var(--fg);
  margin-bottom: 0.5rem;
}

.work-card__desc {
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ============================================
   HOME — ABOUT PREVIEW
   ============================================ */

.about-preview {
  padding: 6rem 0;
  border-bottom: 1px solid var(--border);
}

.about-preview__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.about-preview__label {
  margin-bottom: 1.5rem;
}

.about-preview__title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.about-preview__body {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.about-preview__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.stat__num {
  font-size: 2.5rem;
  font-weight: 200;
  letter-spacing: -0.02em;
  color: var(--fg);
  display: block;
  margin-bottom: 0.25rem;
}

.stat__label {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}

/* ============================================
   HOME — CONTACT CTA
   ============================================ */

.contact-cta {
  padding: 6rem 0;
  text-align: center;
}

.contact-cta__title {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 1.25rem;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.contact-cta__sub {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 2.5rem;
}

/* ============================================
   SERVICES PAGE
   ============================================ */

.services-list {
  padding: 5rem 0;
}

.services-list__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.service-card {
  border: 1px solid var(--border);
  background: var(--card-bg);
  padding: 3rem 2.5rem;
  transition: border-color 0.2s, background 0.2s;
}

.service-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.04);
}

.service-card__num {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 2.5rem;
}

.service-card__title {
  font-size: 1.375rem;
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin-bottom: 1rem;
}

.service-card__desc {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-card__list li {
  font-size: 0.8125rem;
  color: var(--muted);
  padding-left: 1rem;
  position: relative;
}

.service-card__list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.75rem;
}

.engagement-section {
  padding: 5rem 0;
  border-top: 1px solid var(--border);
}

.engagement-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.engagement-card {
  padding: 2rem;
  border: 1px solid var(--border);
  background: var(--card-bg);
}

.engagement-card__title {
  font-size: 1rem;
  font-weight: 400;
  color: var(--fg);
  margin-bottom: 0.875rem;
}

.engagement-card__desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ============================================
   WORK PAGE
   ============================================ */

.portfolio-section {
  padding: 5rem 0;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.portfolio-card {
  border: 1px solid var(--border);
  background: var(--card-bg);
  overflow: hidden;
  transition: border-color 0.2s;
}

.portfolio-card:hover {
  border-color: rgba(255, 255, 255, 0.18);
}

.portfolio-card__img {
  aspect-ratio: 16/10;
  position: relative;
  overflow: hidden;
}

.portfolio-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.portfolio-card__placeholder-label {
  position: absolute;
  bottom: 1.25rem;
  left: 1.5rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
}

.portfolio-card__meta {
  padding: 2rem;
}

.portfolio-card__tag {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  display: block;
}

.portfolio-card__title {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--fg);
  letter-spacing: -0.01em;
  margin-bottom: 0.75rem;
}

.portfolio-card__desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ============================================
   ABOUT PAGE
   ============================================ */

.about-story {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border);
}

.about-story__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 6rem;
  align-items: start;
}

.about-story__sticky {
  position: sticky;
  top: 5rem;
}

.about-story__lead {
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: 200;
  line-height: 1.55;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin-bottom: 2rem;
}

.about-story__body {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.values-section {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.value-card {
  padding: 2.5rem 2rem;
  border: 1px solid var(--border);
  background: var(--card-bg);
}

.value-card__num {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 1.75rem;
}

.value-card__title {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--fg);
  margin-bottom: 1rem;
  letter-spacing: -0.005em;
}

.value-card__desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
}

.about-clients {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border);
}

.about-clients__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.about-clients__title {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--fg);
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}

.about-clients__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.about-clients__list li {
  font-size: 0.9375rem;
  color: var(--muted);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.5;
}

.about-clients__list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.75rem;
  top: 0.1em;
}

/* ============================================
   CONTACT PAGE
   ============================================ */

.contact-section {
  padding: 5rem 0;
}

.contact-section__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.contact-info__title {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--fg);
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
}

.contact-info__item {
  margin-bottom: 1.5rem;
}

.contact-info__item-label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 0.375rem;
}

.contact-info__item-value {
  font-size: 0.9375rem;
  color: var(--fg);
}

.contact-info__item-value a {
  color: var(--fg);
  transition: color 0.2s;
}

.contact-info__item-value a:hover {
  color: var(--muted);
}

.contact-projects__title {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--fg);
  letter-spacing: -0.01em;
  margin-bottom: 0.75rem;
}

.contact-projects__sub {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 2rem;
  line-height: 1.65;
}

.contact-projects__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.contact-projects__list li {
  font-size: 0.9375rem;
  color: var(--muted);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: color 0.2s;
}

.contact-projects__list li:first-child {
  border-top: 1px solid var(--border);
}

.contact-projects__list li::before {
  content: '';
  display: block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ============================================
   PLACEHOLDER GRADIENTS
   ============================================ */

.grad-1 { background: linear-gradient(135deg, #1a1a1e 0%, #2a1f1a 50%, #1e1a12 100%); }
.grad-2 { background: linear-gradient(135deg, #0f1518 0%, #151c1a 50%, #0d1214 100%); }
.grad-3 { background: linear-gradient(135deg, #1a1218 0%, #221520 50%, #181018 100%); }
.grad-4 { background: linear-gradient(135deg, #121418 0%, #191820 50%, #0e1216 100%); }

/* ============================================
   DIVIDER
   ============================================ */

.divider {
  width: 40px;
  height: 1px;
  background: var(--accent);
  margin: 2rem 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-preview__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-story__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-story__sticky {
    position: static;
  }

  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .work-grid {
    grid-template-columns: 1fr;
  }

  .services-list__grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .engagement-grid {
    grid-template-columns: 1fr;
  }

  .about-clients__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .contact-section__inner {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
}

@media (max-width: 480px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .hero__ctas {
    flex-direction: column;
    align-items: flex-start;
  }

  .about-preview__stats {
    grid-template-columns: 1fr 1fr;
  }
}