/* ============================================
   Genesis AI — Inspired by genesis.ai
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --color-white: #ffffff;
  --color-black: #0d0d0d;
  --color-dark: #1a1a1a;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e5e5e5;
  --color-gray-300: #c7c7c7;
  --color-gray-400: #a3a3a3;
  --color-gray-500: #737373;
  --color-gray-600: #525252;
  --color-gray-700: #404040;
  --color-gray-800: #2e2e2e;
  --color-faded: #a3a3a3;
  --color-inverted-white: #ffffff;
  --color-inverted-faded: rgba(255, 255, 255, 0.5);
  --font-sans: 'Scto Grotesk A', Helvetica, Arial, sans-serif;
  --font-mono: 'Aeonik Mono', 'SF Mono', Monaco, monospace;
  --site-padding: clamp(16px, 3.5vw, 48px);
  --grid-gap: clamp(16px, 2.5vw, 32px);
  --card-bg: var(--color-white);
  --card-bg-dark: var(--color-black);
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-white);
  color: var(--color-black);
  line-height: 1.4;
  overflow-x: hidden;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

/* --- Typography --- */
.text-eyebrow {
  font-family: var(--font-mono);
  font-size: clamp(10px, 1vw, 13px);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
}

.text-s {
  font-size: clamp(14px, 1.2vw, 18px);
  line-height: 1.6;
  font-weight: 400;
}

.text-card-title {
  font-size: clamp(28px, 4vw, 56px);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.text-xl {
  font-size: clamp(24px, 3vw, 42px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

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

.color-inverted-white {
  color: var(--color-inverted-white);
}

.color-faded-inverted {
  color: var(--color-inverted-faded);
}

/* --- Site Padding --- */
.site-padding {
  padding-left: var(--site-padding);
  padding-right: var(--site-padding);
}

/* --- Grid System --- */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
}

.grid-horizontal-padding {
  padding-left: var(--site-padding);
  padding-right: var(--site-padding);
}

.grid-vertical-padding {
  padding-top: var(--site-padding);
  padding-bottom: var(--site-padding);
}

.grid-vertical-bottom-padding {
  padding-bottom: var(--site-padding);
}

/* --- Lines / Decorative --- */
.line-block {
  display: block;
  width: 1px;
  height: 100%;
  min-height: 20px;
  background: currentColor;
  opacity: 0.2;
}

.line-block.inverted {
  background: var(--color-inverted-white);
  opacity: 0.15;
}

.line-block.bottom {
  align-self: end;
}

/* --- Hover Underline --- */
.hover-underline {
  position: relative;
  display: inline-block;
}

.hover-underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width var(--transition);
}

.hover-underline:hover::after {
  width: 100%;
}

.hover-underline-inverted {
  position: relative;
  display: inline-block;
}

.hover-underline-inverted::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-inverted-white);
  transition: width var(--transition);
}

.hover-underline-inverted:hover::after {
  width: 100%;
}

/* --- Button --- */
.button-wrapper .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.button.gray {
  background: rgba(0, 0, 0, 0.06);
  color: var(--color-black);
  border-color: rgba(0, 0, 0, 0.1);
}

.button.gray:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.button.inverted {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-inverted-white);
  border-color: rgba(255, 255, 255, 0.15);
}

.button.inverted:hover {
  background: var(--color-inverted-white);
  color: var(--color-black);
  border-color: var(--color-inverted-white);
}

/* ============================================
   HEADER / NAV
   ============================================ */
header.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--site-padding) 0;
  transition: background var(--transition), color var(--transition);
  color: var(--color-inverted-white);
  background: transparent;
}

header.site-header.scrolled {
  background: var(--color-white);
  color: var(--color-black);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

header.site-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 100%;
}

.logo-container svg {
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(24px, 3vw, 48px);
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: opacity var(--transition);
}

.nav-links a:hover {
  opacity: 0.6;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-block {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-black);
}

.hero-block .hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.hero-block .hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  z-index: 1;
}

.hero-block .hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: 120px;
  padding-bottom: 80px;
}

.hero-block .hero-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: var(--site-padding) 0;
  position: relative;
}

.hero-block .hero-top::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--site-padding);
  right: var(--site-padding);
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
}

.hero-block .hero-top .col-1 {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: var(--site-padding);
}

.hero-block .hero-top .col-1 .line-block {
  margin-bottom: 8px;
}

.hero-block .hero-center {
  display: grid;
  grid-template-columns: 1.5fr 0.5fr 0.5fr 1fr;
  gap: 0 var(--grid-gap);
  padding: 80px 0;
  align-items: center;
}

.hero-title {
  font-size: clamp(42px, 6.5vw, 96px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-inverted-white);
  margin-bottom: 24px;
}

.hero-description {
  color: rgba(255, 255, 255, 0.65);
  font-size: clamp(16px, 1.4vw, 22px);
  line-height: 1.5;
  max-width: 480px;
  margin-bottom: 32px;
}

.hero-block .hero-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: var(--site-padding) 0;
  position: relative;
}

.hero-block .hero-bottom::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--site-padding);
  right: var(--site-padding);
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
}

.align-items-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

/* ============================================
   INTRODUCTION / GALLERY SECTION
   ============================================ */
.introduction-block {
  padding: 0;
}

.introduction-block .section-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
}

.introduction-block .section-top .col-content {
  grid-column: 1 / -1;
  padding: 80px 0 40px;
}

.introduction-block .section-center {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: var(--site-padding) 0;
  align-items: center;
}

.introduction-block .section-center .col-2 {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.gallery-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}

.gallery-nav .nav-label {
  font-size: 12px;
}

.arrow-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  transition: all var(--transition);
  background: transparent;
}

.arrow-btn:hover:not(:disabled) {
  border-color: var(--color-black);
}

.arrow-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.arrow-btn svg {
  width: 12px;
  height: 12px;
}

.arrow-btn .left svg {
  transform: rotate(180deg);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--grid-gap);
  padding: var(--site-padding) 0 40px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.gallery-grid::-webkit-scrollbar {
  display: none;
}

.gallery-item {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-gray-100);
  scroll-snap-align: start;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-item .gallery-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 20px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
  color: var(--color-inverted-white);
}

.introduction-block .section-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: 0 0 var(--site-padding);
}

/* ============================================
   DESIGN / SIMULATION SECTION
   ============================================ */
.design-block {
  padding: 0;
  background: var(--color-black);
  color: var(--color-inverted-white);
  position: relative;
  overflow: hidden;
}

.design-block .design-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.design-block .design-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.design-block .design-wrapper {
  position: relative;
  z-index: 1;
  background: rgba(0, 0, 0, 0.4);
}

.design-block .design-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
}

.design-block .design-center {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: 80px 0;
}

.design-block .design-center .col-content {
  grid-column: 1 / 3;
}

.design-block .design-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-block {
  padding: 0;
}

.about-block .about-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
}

.about-block .about-top .content {
  grid-column: 1 / -1;
  padding: 80px 0 40px;
}

.about-block .about-center {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: var(--site-padding) 0 80px;
}

.about-block .about-center .col-content {
  grid-column: 1 / 3;
}

.about-block .about-center .col-content .subdescription {
  margin-top: 24px;
}

.about-block .about-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
}

/* ============================================
   OPENINGS / CAREERS SECTION
   ============================================ */
.opening-block {
  padding: 0;
}

.opening-block .opening-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: 80px 0;
  align-items: center;
}

.opening-block .opening-top .col-1 {
  grid-column: 1 / 3;
}

.opening-block .opening-top .col-1 .description {
  margin-top: 24px;
}

.opening-block .opening-top .col-asset {
  grid-column: 3 / -1;
}

.opening-block .opening-top .col-asset img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.opening-block .opening-center {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: var(--site-padding) 0;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.opening-block .opening-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: 40px 0 var(--site-padding);
}

.opening-block .opening-bottom .col-4 {
  grid-column: 4;
}

.opening-block .jobs-table {
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.job-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: 20px var(--site-padding);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: background var(--transition);
  cursor: pointer;
}

.job-row:hover {
  background: var(--color-gray-100);
}

.job-row .job-apply {
  text-align: right;
}

.job-row .job-apply .arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.job-row .job-apply .arrow-link svg {
  width: 12px;
  height: 12px;
  transition: transform var(--transition);
}

.job-row .job-apply .arrow-link:hover svg {
  transform: translateX(4px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer-block {
  background: var(--color-black);
  color: var(--color-inverted-white);
  padding: 0;
}

.footer-block .footer-content {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: 80px 0 var(--site-padding);
}

.footer-block .footer-content .col-left {
  grid-column: 1 / 3;
}

.footer-block .footer-content .col-right-right {
  grid-column: 3 / -1;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.footer-block .footer-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 0 var(--grid-gap);
  padding: var(--site-padding) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 40px;
}

.footer-nav a {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-tagline {
  font-size: clamp(14px, 1.2vw, 18px);
  color: rgba(255, 255, 255, 0.5);
}

.footer-email {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 40px;
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}

.footer-social a {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-copyright {
  grid-column: 1 / 3;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-copyright p {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .hero-block .hero-center {
    grid-template-columns: 1fr 1fr;
  }

  .hero-block .hero-center .col-1 {
    grid-column: 1 / -1;
  }

  .design-block .design-center .col-content {
    grid-column: 1 / -1;
  }

  .about-block .about-center .col-content {
    grid-column: 1 / -1;
  }

  .opening-block .opening-top .col-1 {
    grid-column: 1 / -1;
  }

  .opening-block .opening-top .col-asset {
    grid-column: 1 / -1;
    margin-top: 40px;
  }

  .gallery-grid {
    grid-template-columns: repeat(4, 70vw);
  }

  .footer-block .footer-content .col-left {
    grid-column: 1 / -1;
  }

  .footer-block .footer-content .col-right-right {
    grid-column: 1 / -1;
    align-items: flex-start;
  }
}

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

  .hero-block .hero-top,
  .hero-block .hero-bottom,
  .introduction-block .section-top,
  .introduction-block .section-center,
  .introduction-block .section-bottom,
  .design-block .design-top,
  .design-block .design-center,
  .design-block .design-bottom,
  .about-block .about-top,
  .about-block .about-center,
  .about-block .about-bottom,
  .opening-block .opening-top,
  .opening-block .opening-center,
  .opening-block .opening-bottom,
  .footer-block .footer-content,
  .footer-block .footer-bottom,
  .job-row {
    grid-template-columns: 1fr;
  }

  .hero-block .hero-center {
    grid-template-columns: 1fr;
    padding: 40px 0;
  }

  .gallery-grid {
    grid-template-columns: repeat(4, 85vw);
  }

  .job-row .job-title,
  .job-row .job-department,
  .job-row .job-location,
  .job-row .job-apply {
    grid-column: 1;
  }

  .job-row .job-department,
  .job-row .job-location {
    margin-top: 4px;
  }

  .job-row .job-apply {
    text-align: left;
    margin-top: 8px;
  }

  .opening-block .opening-center .col-1,
  .opening-block .opening-center .col-2,
  .opening-block .opening-center .col-3,
  .opening-block .opening-center .col-4 {
    padding: 0;
  }
}

@media (min-width: 769px) {
  .mobile-only {
    display: none !important;
  }
}

/* Hamburger for mobile */
.mobile-menu-trigger {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
}

.mobile-menu-trigger span {
  display: block;
  width: 24px;
  height: 1px;
  background: currentColor;
  transition: all var(--transition);
}

@media (max-width: 768px) {
  .mobile-menu-trigger {
    display: flex;
  }
}

/* Scroll animation placeholder */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}