:root {
  --bg: #0C0B09;
  --bg-elevated: #141310;
  --bg-card: #1A1915;
  --surface: #222019;
  --border: rgba(193, 177, 148, 0.12);
  --border-strong: rgba(193, 177, 148, 0.25);
  --text-primary: #F2EDE4;
  --text-secondary: rgba(242, 237, 228, 0.55);
  --text-tertiary: rgba(242, 237, 228, 0.3);
  --accent: #C1B194;
  --accent-dim: rgba(193, 177, 148, 0.15);
  --accent-warm: #D4A574;
  --white: #FDFBF7;
  --font-sans: 'Inter', -apple-system, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.76, 0, 0.24, 1);
}

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

::selection {
  background: var(--accent);
  color: var(--bg);
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(24px, 4vw, 80px);
}

.cursor {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  mix-blend-mode: difference;
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--ease-out-expo), height 0.3s var(--ease-out-expo);
}

.cursor-follower {
  position: fixed;
  width: 40px;
  height: 40px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: difference;
  transform: translate(-50%, -50%);
  transition: width 0.4s var(--ease-out-expo), height 0.4s var(--ease-out-expo), opacity 0.3s;
  opacity: 0.5;
}

@media (hover: none) {
  .cursor, .cursor-follower { display: none; }
}

.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.preloader-brand {
  font-family: var(--font-serif);
  font-size: clamp(48px, 8vw, 120px);
  font-weight: 400;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  overflow: hidden;
}

.preloader-k, .preloader-dot {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
}

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

.preloader-line {
  width: 0;
  height: 1px;
  background: var(--accent);
  margin: 24px auto;
}

.preloader-tagline {
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-secondary);
  opacity: 0;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-20px);
}

.header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, var(--bg), transparent);
  opacity: 0.9;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(24px, 4vw, 80px);
  position: relative;
  pointer-events: auto;
}

.nav-logo {
  position: relative;
  z-index: 101;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

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

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-item {
  position: relative;
  overflow: hidden;
}

.nav-item-text {
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color 0.3s;
  display: inline-block;
}

.nav-item:hover .nav-item-text {
  color: var(--text-primary);
}

.nav-item::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.4s var(--ease-out-expo);
}

.nav-item:hover::after {
  width: 100%;
}

.nav-menu-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 101;
}

.nav-menu-btn span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--text-primary);
  transition: transform 0.3s var(--ease-in-out), opacity 0.3s;
}

.nav-menu-btn.active span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav-menu-btn.active span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: circle(0% at calc(100% - 48px) 32px);
  transition: clip-path 0.6s var(--ease-out-expo);
}

.mobile-menu.open {
  clip-path: circle(150% at calc(100% - 48px) 32px);
}

.mobile-menu-inner {
  text-align: center;
}

.mobile-menu-link {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(32px, 6vw, 48px);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  opacity: 0.6;
  transition: opacity 0.3s;
}

.mobile-menu-link:hover {
  opacity: 1;
}

.mobile-menu-footer {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-menu-footer a {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

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

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.4;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black, transparent);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 120px;
  padding-bottom: 60px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  justify-content: space-between;
}

.hero-subtitle {
  font-size: 12px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0;
}

.hero-name-wrap {
  overflow: hidden;
  margin: auto 0;
  padding: 40px 0;
}

.hero-name {
  font-family: var(--font-serif);
  font-size: clamp(42px, 8.5vw, 140px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.04em;
  color: var(--white);
}

.hero-name .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
}

.hero-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.hero-stats {
  display: flex;
  gap: 40px;
  align-items: center;
}

.hero-stat {
  opacity: 0;
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 400;
  letter-spacing: -0.03em;
  color: var(--accent);
  line-height: 1;
}

.stat-number::after {
  content: '+';
  font-size: 0.6em;
  vertical-align: super;
}

.stat-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 8px;
}

.hero-stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border-strong);
}

.hero-scroll-cue {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  opacity: 0;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

.hero-scroll-cue span {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.section {
  padding: clamp(80px, 10vw, 160px) 0;
  position: relative;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: clamp(48px, 6vw, 96px);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  opacity: 0;
}

.section-number {
  font-family: var(--font-serif);
  font-size: 14px;
  color: var(--accent);
}

.section-divider-line {
  width: 40px;
  height: 1px;
  background: var(--border-strong);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(48px, 6vw, 120px);
  align-items: start;
}

.about-text {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 40px);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: var(--text-tertiary);
}

.about-detail-card {
  padding: 24px 0;
  opacity: 0;
}

.detail-card-line {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin-bottom: 20px;
}

.detail-card-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}

.detail-card-label {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
  flex-shrink: 0;
  min-width: 120px;
}

.detail-card-value {
  font-size: 15px;
  color: var(--text-primary);
  text-align: right;
  line-height: 1.5;
}

.philosophy {
  padding: clamp(100px, 14vw, 220px) 0;
}

.philosophy-text {
  position: relative;
  width: 100%;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(24px, 4.2vw, 72px);
  line-height: 1.15;
  letter-spacing: -0.05em;
  text-align: justify;
  color: rgba(242, 237, 228, 0.12);
  background: radial-gradient(
    320px circle at var(--x, -9999px) var(--y, -9999px),
    rgba(242, 237, 228, calc(var(--opacity, 0) * 1)) 0%,
    rgba(242, 237, 228, calc(var(--opacity, 0) * 0.6)) 20%,
    rgba(242, 237, 228, calc(var(--opacity, 0) * 0.3)) 40%,
    rgba(242, 237, 228, calc(var(--opacity, 0) * 0.1)) 60%,
    transparent 100%
  );
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: currentColor;
}

.philosophy-line {
  display: block;
}

.philosophy-line.right {
  text-align: right;
}

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
}

.expertise-card {
  background: var(--bg);
  padding: clamp(32px, 3vw, 48px);
  position: relative;
  opacity: 0;
  transition: background 0.4s;
}

.expertise-card:hover {
  background: var(--bg-elevated);
}

.expertise-card-number {
  font-family: var(--font-serif);
  font-size: 13px;
  color: var(--accent);
  margin-bottom: 24px;
}

.expertise-card-title {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.expertise-card-divider {
  width: 32px;
  height: 1px;
  background: var(--accent);
  margin-bottom: 20px;
}

.expertise-card-desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.expertise-card-tag {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 4px 12px;
  border: 1px solid var(--accent-dim);
  display: inline-block;
}

.software {
  padding: clamp(40px, 6vw, 80px) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.software-marquee {
  display: flex;
  white-space: nowrap;
  animation: marqueeScroll 30s linear infinite;
}

.software-marquee-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-right: 24px;
  flex-shrink: 0;
}

.software-item {
  font-family: var(--font-serif);
  font-size: clamp(16px, 2vw, 24px);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--text-secondary);
}

.software-sep {
  color: var(--accent);
  font-size: 14px;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.project-block {
  padding: clamp(60px, 8vw, 120px) 0;
}

.project-header {
  max-width: 720px;
  margin-bottom: clamp(40px, 5vw, 72px);
}

.project-header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.project-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 56px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.project-desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 580px;
  margin-bottom: 20px;
  opacity: 0;
}

.project-divider {
  width: 100%;
  height: 1px;
  background: var(--border);
}

.project-gallery {
  display: grid;
  gap: 8px;
  padding: 0 clamp(24px, 4vw, 80px);
  max-width: 1440px;
  margin: 0 auto;
}

.project-gallery.gallery-2 {
  grid-template-columns: repeat(2, 1fr);
}

.project-gallery.gallery-3 {
  grid-template-columns: repeat(3, 1fr);
}

.project-gallery.gallery-4 {
  grid-template-columns: repeat(2, 1fr);
}

.project-gallery.gallery-mosaic {
  grid-template-columns: repeat(3, 1fr);
}

.project-gallery.gallery-mosaic .project-img.span-2 {
  grid-column: span 2;
}

.project-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  opacity: 0;
  transform: translateY(30px);
}

.project-img.tall {
  aspect-ratio: 10 / 14;
  grid-row: span 2;
}

.project-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out-expo);
  will-change: transform;
}

.project-img:hover img {
  transform: scale(1.04);
}

.portfolio-additional {
  margin-top: clamp(40px, 5vw, 80px);
}

.portfolio-item {
  padding: clamp(32px, 4vw, 56px) 0;
  border-bottom: 1px solid var(--border);
  opacity: 0;
  cursor: default;
  transition: background 0.4s;
  position: relative;
}

.portfolio-item:first-child {
  border-top: 1px solid var(--border);
}

.portfolio-item:hover {
  background: var(--bg-elevated);
  padding-left: 24px;
  padding-right: 24px;
}

.portfolio-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.portfolio-category {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}

.portfolio-year {
  font-size: 12px;
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
}

.portfolio-title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 40px);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.portfolio-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.portfolio-meta-sep {
  width: 20px;
  height: 1px;
  background: var(--border-strong);
}

.metrics {
  background: var(--bg-elevated);
}

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

.metric-card {
  background: var(--bg-elevated);
  padding: clamp(40px, 5vw, 72px) clamp(24px, 3vw, 48px);
  text-align: center;
  opacity: 0;
}

.metric-value {
  font-family: var(--font-serif);
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 400;
  letter-spacing: -0.03em;
  color: var(--accent);
  display: inline;
  line-height: 1;
}

.metric-unit {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 40px);
  color: var(--accent);
  display: inline;
  vertical-align: super;
}

.metric-label {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 16px;
}

.timeline {
  position: relative;
  padding-left: 48px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  padding-bottom: clamp(48px, 5vw, 72px);
  opacity: 0;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: -44px;
  top: 8px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  background: var(--bg);
}

.timeline-marker::after {
  content: '';
  position: absolute;
  inset: 2px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s;
}

.timeline-item:hover .timeline-marker::after {
  opacity: 1;
}

.timeline-date {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}

.timeline-role {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.5vw, 32px);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.timeline-company {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.timeline-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-tertiary);
  max-width: 600px;
}

.sectors-wrap {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(48px, 6vw, 120px);
  align-items: start;
}

.sectors-title h2 {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 400;
  letter-spacing: -0.03em;
}

.sector-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: clamp(20px, 2vw, 28px) 0;
  border-bottom: 1px solid var(--border);
  opacity: 0;
  transition: padding-left 0.4s var(--ease-out-expo);
}

.sector-item:first-child {
  border-top: 1px solid var(--border);
}

.sector-item:hover {
  padding-left: 16px;
}

.sector-name {
  font-family: var(--font-serif);
  font-size: clamp(18px, 2vw, 26px);
  font-weight: 400;
  letter-spacing: -0.01em;
}

.sector-count {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(48px, 8vw, 160px);
  align-items: start;
}

.contact-heading {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-top: 32px;
}

.contact-heading .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(60%);
}

.contact-info-card {
  padding: 28px 0;
  opacity: 0;
}

.contact-info-line {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin-bottom: 20px;
}

.contact-info-label {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.contact-info-value {
  font-size: 16px;
  color: var(--text-primary);
  line-height: 1.5;
  transition: color 0.3s;
}

a.contact-info-value:hover {
  color: var(--accent);
}

.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copy {
  font-size: 12px;
  color: var(--text-tertiary);
}

.footer-links a {
  font-size: 12px;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--accent);
}

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

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

  .sectors-wrap {
    grid-template-columns: 1fr;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-gallery.gallery-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-gallery.gallery-3 .project-img:last-child {
    grid-column: span 2;
  }

  .project-gallery.gallery-mosaic {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-gallery.gallery-mosaic .project-img.span-2 {
    grid-column: span 2;
  }
}

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

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

  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .hero-stat-divider {
    width: 48px;
    height: 1px;
  }

  .hero-bottom {
    flex-direction: column;
    gap: 40px;
  }

  .contact-wrap {
    grid-template-columns: 1fr;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .portfolio-item:hover {
    padding-left: 0;
    padding-right: 0;
  }

  .detail-card-content {
    flex-direction: column;
    gap: 4px;
  }

  .detail-card-value {
    text-align: left;
  }

  .project-gallery,
  .project-gallery.gallery-2,
  .project-gallery.gallery-3,
  .project-gallery.gallery-4,
  .project-gallery.gallery-mosaic {
    grid-template-columns: 1fr;
  }

  .project-gallery.gallery-mosaic .project-img.span-2,
  .project-gallery.gallery-3 .project-img:last-child {
    grid-column: span 1;
  }

  .project-img.tall {
    aspect-ratio: 16 / 10;
    grid-row: span 1;
  }

  .project-gallery {
    padding: 0 clamp(16px, 3vw, 24px);
  }
}

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