:root {
  --bg: #f4f7fa;
  --bg-soft: #ecf2f6;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-solid: #ffffff;
  --surface-dark: #0f2a44;
  --surface-dark-alt: #163858;
  --text: #13293d;
  --text-soft: rgba(19, 41, 61, 0.78);
  --line: rgba(28, 63, 96, 0.12);
  --line-strong: rgba(28, 63, 96, 0.18);
  --primary: #1c3f60;
  --primary-strong: #112d46;
  --secondary: #2c3e50;
  --accent: #85dade;
  --accent-soft: rgba(133, 218, 222, 0.2);
  --white: #ffffff;
  --shadow: 0 18px 60px rgba(17, 45, 70, 0.12);
  --shadow-strong: 0 24px 84px rgba(17, 45, 70, 0.18);
  --radius-sm: 18px;
  --radius-md: 28px;
  --radius-lg: 36px;
  --container: min(1180px, calc(100% - 2rem));
  --header-height: 82px;
  --transition: 220ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Montserrat", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(133, 218, 222, 0.18), transparent 32%),
    linear-gradient(180deg, #f8fbfd 0%, var(--bg) 40%, #edf3f7 100%);
  line-height: 1.65;
  overflow-x: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.site-chrome {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: -1;
}

.chrome-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(22px);
  opacity: 0.36;
}

.chrome-orb--one {
  top: 7rem;
  right: -8rem;
  width: 24rem;
  height: 24rem;
  background: rgba(133, 218, 222, 0.28);
}

.chrome-orb--two {
  top: 38rem;
  left: -10rem;
  width: 20rem;
  height: 20rem;
  background: rgba(28, 63, 96, 0.14);
}

.chrome-orb--three {
  bottom: 9rem;
  right: 14%;
  width: 16rem;
  height: 16rem;
  background: rgba(44, 62, 80, 0.12);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(247, 250, 252, 0.74);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(19, 41, 61, 0.06);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand-mark {
  width: 1.05rem;
  height: 1.05rem;
  border-radius: 0.3rem;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  box-shadow: 0 0 0 6px rgba(133, 218, 222, 0.08);
  transform: rotate(45deg);
}

.brand-text {
  font-size: 1rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--text-soft);
  transition: color var(--transition);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--primary);
}

.menu-toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 999px;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 1.15rem;
  height: 2px;
  background: var(--primary);
  margin: 0.28rem auto;
  transition: transform var(--transition), opacity var(--transition);
}

.hero {
  position: relative;
  padding: 4.5rem 0 3rem;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.hero::before {
  inset: 3rem auto auto 4%;
  width: 20rem;
  height: 20rem;
  background: radial-gradient(circle, rgba(133, 218, 222, 0.18), transparent 68%);
}

.hero::after {
  right: -6rem;
  top: 2rem;
  width: 26rem;
  height: 26rem;
  background: radial-gradient(circle, rgba(28, 63, 96, 0.12), transparent 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 2rem;
  align-items: center;
}

.hero-copy,
.hero-panel,
.step-card,
.project-card,
.identity-board,
.contact-card,
.principle-card {
  position: relative;
}

.eyebrow {
  margin: 0 0 1rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--primary);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Space Grotesk", Arial, sans-serif;
  letter-spacing: -0.025em;
  line-height: 1.05;
}

h1 {
  font-size: clamp(2.55rem, 5vw, 4.55rem);
  max-width: 11ch;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: 1.4rem;
}

.hero-text,
.section-head p,
.project-body > p,
.contact-copy p,
.identity-copy > p {
  color: var(--text-soft);
}

.hero-text {
  max-width: 58ch;
  margin: 1.35rem 0 0;
  font-size: 1.04rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.9rem 1.4rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    background var(--transition),
    color var(--transition),
    border-color var(--transition);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: var(--white);
  box-shadow: 0 16px 40px rgba(17, 45, 70, 0.2);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.82);
  color: var(--primary);
  border: 1px solid rgba(28, 63, 96, 0.14);
}

.hero-list {
  display: grid;
  gap: 0.85rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

.hero-list li {
  position: relative;
  padding-left: 1.75rem;
  color: var(--text-soft);
}

.hero-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  box-shadow: 0 0 0 5px rgba(133, 218, 222, 0.14);
}

.hero-panel {
  padding: 1.3rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(28, 63, 96, 0.12);
  box-shadow: var(--shadow);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(135deg, rgba(133, 218, 222, 0.08), transparent 46%),
    linear-gradient(315deg, rgba(17, 45, 70, 0.08), transparent 38%);
  pointer-events: none;
}

.hero-panel__frame {
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 10px);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(244, 247, 250, 0.86));
  border: 1px solid rgba(28, 63, 96, 0.1);
}

.hero-logo {
  width: 100%;
  object-fit: cover;
}

.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.hero-pills span,
.project-status,
.project-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-pills span {
  padding: 0.55rem 0.95rem;
  background: rgba(28, 63, 96, 0.06);
  color: var(--primary);
  border: 1px solid rgba(28, 63, 96, 0.09);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-top: 1rem;
}

.hero-metrics article {
  padding: 1rem;
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(28, 63, 96, 0.1);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 0.25rem;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: 1.55rem;
  color: var(--primary);
}

.hero-metrics span {
  display: block;
  color: var(--text-soft);
  font-size: 0.86rem;
}

.principles {
  padding: 1rem 0 0.5rem;
}

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

.principle-card {
  min-height: 100%;
  padding: 1.55rem;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(17, 45, 70, 0.98), rgba(20, 56, 88, 0.98));
  color: rgba(255, 255, 255, 0.86);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.principle-card::after {
  content: "";
  position: absolute;
  inset: auto -4rem -5rem auto;
  width: 11rem;
  height: 11rem;
  border-radius: 2rem;
  transform: rotate(32deg);
  background: linear-gradient(135deg, rgba(133, 218, 222, 0.24), transparent 62%);
}

.principle-card h2 {
  margin-bottom: 0.95rem;
  font-size: 1.65rem;
  color: var(--white);
}

.principle-card p {
  margin: 0;
  position: relative;
  z-index: 1;
}

.section {
  padding: 5.3rem 0;
}

.section-head {
  max-width: 46rem;
  margin-bottom: 2rem;
}

.section-head h2 {
  margin-bottom: 1rem;
}

.section-head p {
  margin: 0;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.step-card {
  min-height: 100%;
  padding: 1.6rem;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 250, 252, 0.82));
  border: 1px solid rgba(28, 63, 96, 0.1);
  box-shadow: var(--shadow);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 0.9rem;
  margin-bottom: 1rem;
  font-family: "Space Grotesk", Arial, sans-serif;
  font-size: 1rem;
  color: var(--primary);
  background: linear-gradient(135deg, rgba(133, 218, 222, 0.32), rgba(28, 63, 96, 0.08));
}

.step-card h3 {
  margin-bottom: 0.8rem;
}

.step-card p {
  margin: 0;
  color: var(--text-soft);
}

.section-projects {
  position: relative;
}

.section-projects::before {
  content: "";
  position: absolute;
  inset: 5rem 0 auto;
  height: 32rem;
  background: linear-gradient(180deg, rgba(133, 218, 222, 0.06), transparent);
  pointer-events: none;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.project-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(247, 250, 252, 0.85));
  border: 1px solid rgba(28, 63, 96, 0.1);
  box-shadow: var(--shadow-strong);
}

.project-card--dark {
  background: linear-gradient(180deg, rgba(15, 42, 68, 0.98), rgba(18, 53, 83, 0.98));
  border-color: rgba(133, 218, 222, 0.16);
  color: rgba(255, 255, 255, 0.92);
}

.project-card--dark .project-body > p,
.project-card--dark .project-subtitle,
.project-card--dark .feature-list li {
  color: rgba(255, 255, 255, 0.76);
}

.project-card--dark .project-tag {
  background: rgba(133, 218, 222, 0.12);
  border-color: rgba(133, 218, 222, 0.18);
  color: rgba(255, 255, 255, 0.92);
}

.project-card--dark .project-tag--ghost {
  background: rgba(255, 255, 255, 0.08);
}

.project-media {
  position: relative;
  min-height: 26rem;
  overflow: hidden;
  border-bottom: 1px solid rgba(28, 63, 96, 0.1);
}

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

.project-media--light {
  background: linear-gradient(180deg, #f7fbfd, #edf3f7);
}

.project-media--light img {
  object-position: center center;
}

.project-status {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 1;
  padding: 0.65rem 0.95rem;
  background: rgba(17, 45, 70, 0.82);
  color: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
}

.project-body {
  padding: 1.5rem;
}

.project-topline {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.9rem;
}

.project-tag {
  min-height: 2rem;
  padding: 0.4rem 0.75rem;
  background: rgba(28, 63, 96, 0.06);
  border: 1px solid rgba(28, 63, 96, 0.08);
  color: var(--primary);
}

.project-tag--ghost {
  background: rgba(28, 63, 96, 0.03);
}

.project-body h3 {
  margin-bottom: 0.25rem;
  font-size: 2rem;
}

.project-subtitle {
  margin: 0 0 1rem;
  color: var(--text-soft);
  font-weight: 600;
}

.project-body > p {
  margin: 0;
}

.feature-list {
  display: grid;
  gap: 0.8rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--text-soft);
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.52rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--primary));
}

.identity-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 1.5rem;
  align-items: center;
}

.identity-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

.identity-list article {
  padding: 1.1rem 1.2rem;
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(28, 63, 96, 0.1);
  box-shadow: var(--shadow);
}

.identity-list h3 {
  margin-bottom: 0.55rem;
  font-size: 1.1rem;
}

.identity-list p {
  margin: 0;
  color: var(--text-soft);
}

.identity-board {
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(28, 63, 96, 0.1);
  box-shadow: var(--shadow-strong);
}

.contact-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(17, 45, 70, 0.98), rgba(28, 63, 96, 0.98));
  color: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-strong);
}

.contact-card .eyebrow,
.contact-card h2,
.contact-card p {
  color: rgba(255, 255, 255, 0.94);
}

.contact-copy h2 {
  margin-bottom: 1rem;
}

.contact-copy p:last-child,
.contact-note {
  color: rgba(255, 255, 255, 0.72);
}

.contact-actions {
  display: grid;
  gap: 0.9rem;
  justify-items: start;
}

.contact-note {
  max-width: 28ch;
  margin: 0;
  font-size: 0.92rem;
}

.site-footer {
  padding: 1.4rem 0 2.8rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(28, 63, 96, 0.1);
}

.footer-inner p,
.footer-inner a {
  margin: 0;
  color: rgba(19, 41, 61, 0.7);
  font-size: 0.92rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 560ms ease,
    transform 560ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero-grid,
  .identity-grid,
  .contact-card {
    grid-template-columns: 1fr;
  }

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

  .hero-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .contact-actions {
    justify-items: stretch;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 74px;
    --container: min(100% - 1.2rem * 2, 1180px);
  }

  .menu-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.7rem);
    right: 1rem;
    left: 1rem;
    display: grid;
    gap: 0.35rem;
    padding: 0.75rem;
    border-radius: 1.4rem;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(28, 63, 96, 0.12);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition:
      opacity var(--transition),
      visibility var(--transition),
      transform var(--transition);
  }

  .site-header.nav-open .site-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 0.95rem 1rem;
    border-radius: 1rem;
    background: rgba(28, 63, 96, 0.03);
  }

  .site-header.nav-open .menu-toggle span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .site-header.nav-open .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.nav-open .menu-toggle span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .hero {
    padding-top: 3.3rem;
  }

  h1 {
    max-width: none;
  }

  .hero-metrics,
  .steps-grid,
  .projects-grid,
  .principles-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel,
  .project-body,
  .contact-card,
  .step-card,
  .principle-card {
    padding-inline: 1.15rem;
  }

  .project-media {
    min-height: 22rem;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}