:root {
  --bg: #cfd7de;
  --bg-soft: #e0e7ee;
  --surface: #f6f9fc;
  --surface-soft: #e9eef4;
  --text: #1a2734;
  --text-soft: #425466;
  --steel: #4d6478;
  --steel-strong: #33495d;
  --line: #afbcc9;
  --shadow: 0 16px 38px rgba(27, 40, 54, 0.2);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "IBM Plex Sans", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 0%, rgba(245, 250, 255, 0.9) 0%, transparent 43%),
    linear-gradient(165deg, #f0f4f8 0%, var(--bg-soft) 34%, var(--bg) 100%);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
}

.page-shell {
  width: min(94vw, 1800px);
  margin: 0 auto;
}

.site-nav {
  position: sticky;
  top: 0.75rem;
  z-index: 50;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.8), rgba(225, 233, 241, 0.72)),
    repeating-linear-gradient(120deg, rgba(90, 109, 126, 0.08) 0 6px, rgba(255, 255, 255, 0.06) 6px 12px);
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: 0 8px 24px rgba(20, 53, 85, 0.08);
  backdrop-filter: blur(8px);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.7rem;
  aspect-ratio: 1;
  border-radius: 999px;
  background: linear-gradient(145deg, #60788d, var(--steel-strong));
  color: #fff;
  text-decoration: none;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
}

.navbar-toggler {
  border-color: var(--line);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(47, 95, 134, 0.2);
}

.navbar-nav .nav-link {
  color: var(--text);
  font-weight: 500;
  border-radius: 999px;
  padding: 0.5rem 0.9rem;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus-visible {
  color: var(--steel-strong);
  background: var(--surface-soft);
}

.section {
  margin-top: clamp(1.4rem, 2.8vw, 2.4rem);
  padding: clamp(1.2rem, 2.3vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: clamp(1rem, 1.6vw, 1.3rem);
  background:
    linear-gradient(160deg, rgba(252, 254, 255, 0.9), rgba(230, 237, 244, 0.88)),
    repeating-linear-gradient(135deg, rgba(83, 101, 117, 0.07) 0 7px, rgba(255, 255, 255, 0.08) 7px 14px);
  box-shadow: var(--shadow);
}

.hero {
  margin-top: 1.1rem;
  position: relative;
  overflow: hidden;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(180px, 0.7fr);
  gap: clamp(1rem, 2.5vw, 2rem);
  align-items: start;
}

.hero-main {
  min-width: 0;
}

.hero-portrait-wrap {
  justify-self: end;
  width: min(100%, 260px);
  border: 1px solid #9aabba;
  border-radius: 1rem;
  padding: 0.35rem;
  background:
    linear-gradient(160deg, rgba(252, 254, 255, 0.95), rgba(220, 230, 240, 0.92)),
    repeating-linear-gradient(135deg, rgba(82, 100, 116, 0.08) 0 6px, rgba(255, 255, 255, 0.08) 6px 12px);
  box-shadow: 0 16px 34px rgba(24, 40, 56, 0.22);
}

.hero-portrait {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 0.75rem;
  object-fit: cover;
}

.hero::after {
  content: "";
  position: absolute;
  right: -10rem;
  top: -8rem;
  width: clamp(14rem, 32vw, 36rem);
  height: clamp(14rem, 32vw, 36rem);
  border-radius: 999px;
  background: radial-gradient(circle, rgba(77, 100, 120, 0.34) 0%, rgba(77, 100, 120, 0) 70%);
  pointer-events: none;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--steel-strong);
  font-size: 0.75rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.14;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
}

h1 {
  margin-top: 0.5rem;
  font-size: clamp(1.9rem, 2.8vw + 1rem, 4.7rem);
  max-width: 22ch;
}

h2 {
  margin-top: 0.45rem;
  font-size: clamp(1.35rem, 1.9vw + 0.7rem, 2.9rem);
  max-width: 29ch;
}

h3 {
  font-size: clamp(1.06rem, 0.75vw + 0.8rem, 1.55rem);
}

p {
  font-size: clamp(1rem, 0.35vw + 0.9rem, 1.24rem);
  line-height: 1.62;
  color: var(--text-soft);
  max-width: 75ch;
}

.hero-copy {
  margin-top: 0.95rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.1rem;
}

.btn {
  border-radius: 999px;
  font-weight: 600;
  padding: 0.65rem 1.15rem;
}

.btn-primary {
  background: linear-gradient(155deg, #5c7387, var(--steel-strong));
  border-color: #3a5065;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--steel-strong);
  border-color: var(--steel-strong);
}

.btn-secondary {
  color: var(--text);
  background: linear-gradient(145deg, #f1f5f9, #dfe7ef);
  border-color: var(--line);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  color: var(--steel-strong);
  background: linear-gradient(145deg, #e7edf4, #d4dee8);
  border-color: #9eafbf;
}

.hero-metrics {
  margin-top: 1.45rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.85rem;
}

.metric-card {
  border: 1px solid #aebdcb;
  border-radius: 0.9rem;
  background:
    linear-gradient(160deg, #f8fbff 0%, #dee6ee 100%),
    repeating-linear-gradient(120deg, rgba(88, 107, 125, 0.07) 0 6px, rgba(255, 255, 255, 0.08) 6px 12px);
  padding: 0.95rem;
}

.metric-card p {
  margin: 0.45rem 0 0;
  font-size: clamp(0.92rem, 0.2vw + 0.83rem, 1.05rem);
}

.project-card {
  border: 1px solid #aebecd;
  border-radius: 1rem;
  background: linear-gradient(152deg, #f8fbff 0%, #e6edf4 100%);
  box-shadow: 0 8px 24px rgba(26, 41, 56, 0.16);
  padding: 1rem;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.project-card:hover {
  transform: translateY(-2px);
}

.project-card.is-open {
  transform: scale(1.02);
  border-color: #6f869a;
  box-shadow: 0 18px 36px rgba(27, 45, 62, 0.26);
}

.project-trigger {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  color: inherit;
  padding: 0;
  cursor: pointer;
}

.project-trigger p {
  margin: 0.55rem 0 0;
}

.project-trigger span {
  display: inline-block;
  margin-top: 0.65rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--steel-strong);
}

.project-details {
  margin-top: 1rem;
  padding-top: 0.95rem;
  border-top: 1px solid var(--line);
}

.project-details p {
  margin: 0;
  font-size: clamp(0.95rem, 0.24vw + 0.87rem, 1.07rem);
}

.project-details p + p {
  margin-top: 0.7rem;
}

.modal-grid {
  margin-top: 1.1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
  gap: 0.9rem;
}

.modal-grid article {
  border: 1px solid var(--line);
  border-radius: 0.95rem;
  background: linear-gradient(155deg, #f8fbff 0%, #e5ecf4 100%);
  padding: 1rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1rem;
}

.contact-actions + p {
  margin-top: 0.65rem;
}

.site-footer {
  text-align: center;
  padding: 1.3rem 0.5rem;
}

.site-footer p {
  margin: 0;
  max-width: none;
  font-size: 0.95rem;
}

@media (max-width: 991.98px) {
  .site-nav {
    border-radius: 0.9rem;
  }

  .navbar-nav {
    margin-top: 0.45rem;
  }

  .navbar-nav .nav-link {
    padding: 0.6rem 0.7rem;
  }

  .section {
    padding: 1.05rem;
  }

  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-portrait-wrap {
    justify-self: start;
    width: min(220px, 65vw);
  }
}

@media (min-width: 2200px) {
  .page-shell {
    width: min(89vw, 2450px);
  }

  p {
    max-width: 80ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}