:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface-soft: #edf2ff;
  --ink: #112246;
  --ink-soft: #55627d;
  --primary: #1f4fd1;
  --primary-strong: #183ea6;
  --line: #d8e0f0;
  --radius: 16px;
  --shadow-sm: 0 6px 18px rgba(10, 27, 76, 0.08);
  --shadow-md: 0 16px 34px rgba(10, 27, 76, 0.1);
  --header-bg: rgba(244, 246, 251, 0.9);
  --footer-bg: #102448;
  --footer-ink: #ffffff;
  --footer-label: #dce7ff;
  --footer-status: #ccf7d1;
  --chip-bg: #eaf0ff;
  --chip-border: #cddaff;
  --chip-ink: #24418e;
  --service-border: #d3ddf4;
  --service-hover-border: #bcccf0;
  --service-icon-bg: linear-gradient(160deg, #eff4ff 0%, #dfe9ff 100%);
  --service-icon-border: #cad8fa;
  --hero-glow: radial-gradient(1100px 500px at 85% -10%, #e2eaff 0%, rgba(226, 234, 255, 0) 55%);
}

html[data-theme="dark"] {
  --bg: #0f1828;
  --surface: #152033;
  --surface-soft: #18253a;
  --ink: #edf3ff;
  --ink-soft: #b2c0dc;
  --primary: #86a9ff;
  --primary-strong: #7298f8;
  --line: #2a3a56;
  --shadow-sm: 0 6px 18px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 16px 34px rgba(0, 0, 0, 0.35);
  --header-bg: rgba(15, 24, 40, 0.9);
  --footer-bg: #0b1424;
  --footer-ink: #edf3ff;
  --footer-label: #b8c8e7;
  --footer-status: #bde9c4;
  --chip-bg: #1a2a47;
  --chip-border: #334a78;
  --chip-ink: #cddcff;
  --service-border: #2f4366;
  --service-hover-border: #3f5886;
  --service-icon-bg: linear-gradient(160deg, #1e3154 0%, #172844 100%);
  --service-icon-border: #35507f;
  --hero-glow: radial-gradient(1100px 500px at 85% -10%, rgba(134, 169, 255, 0.18) 0%, rgba(134, 169, 255, 0) 55%);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--hero-glow), var(--bg);
  color: var(--ink);
  font-family: "Manrope", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
}

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

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

a:hover {
  text-decoration: none;
}

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

.section {
  padding: 5.3rem 0;
}

h1,
h2,
h3 {
  margin: 0 0 0.9rem;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.75rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.65rem, 2.4vw, 2.3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.06rem;
}

p {
  margin: 0;
}

.section-copy {
  max-width: 66ch;
  margin-bottom: 2rem;
  color: var(--ink-soft);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(8px);
  background: var(--header-bg);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 1rem;
  position: relative;
}

.brand img {
  width: 84px;
}

.site-nav {
  margin-left: auto;
  display: flex;
  gap: 1.4rem;
}

.theme-switch {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  line-height: 0;
}

.theme-switch__track {
  width: 62px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, #fff5cc 0%, #ffe179 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
  display: inline-flex;
  align-items: center;
  padding: 4px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.theme-switch__thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 3px 10px rgba(10, 27, 76, 0.24);
  transition: transform 0.2s ease;
}

.theme-switch[aria-pressed="true"] .theme-switch__track {
  background: linear-gradient(150deg, #2b3654 0%, #1f2a46 100%);
  border-color: #40557d;
}

.theme-switch[aria-pressed="true"] .theme-switch__thumb {
  transform: translateX(28px);
}

.theme-switch:focus-visible .theme-switch__track {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.site-nav a {
  color: var(--ink-soft);
  font-weight: 600;
}

.site-nav a:hover {
  color: var(--ink);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.hero {
  padding-top: 6.2rem;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 1.3rem;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 0.9rem;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.subhead {
  color: var(--ink-soft);
  max-width: 60ch;
  margin-bottom: 1.8rem;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.72rem 1.2rem;
  border: 1px solid transparent;
  font-weight: 700;
  transition: 0.2s ease;
}

.btn-primary {
  color: #fff;
  background: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-strong);
}

.btn-ghost {
  color: var(--ink);
  border-color: var(--line);
  background: var(--surface);
}

.btn-ghost:hover {
  border-color: #b7c4e3;
}

.hero-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 1.2rem;
}

.hero-panel h2 {
  font-size: 1.2rem;
}

.check-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.check-list li {
  color: var(--ink-soft);
}

.check-list li::before {
  content: "•";
  color: var(--primary);
  margin-right: 0.55rem;
}

.section-blue {
  background: #354eab;
  color: #fff;
}

.section-blue .section-copy,
.section-blue li {
  color: #dbe5ff;
}

.section-muted {
  background: var(--surface-soft);
}

.work-showcase {
  padding-top: 4.4rem;
}

.work-carousel {
  overflow: hidden;
  border-radius: 18px;
}

.work-track {
  display: flex;
  gap: 1rem;
  will-change: transform;
}

.work-slide {
  flex: 0 0 calc((100% - 2rem) / 3);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  padding: 0.8rem 0.8rem 1rem;
}

.work-slide img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 0.85rem;
}

.work-slide h3 {
  margin-bottom: 0.45rem;
}

.work-slide p {
  color: var(--ink-soft);
}

.grid {
  display: grid;
  gap: 1rem;
}

.two-cols {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

.feature-list {
  margin: 0;
  padding: 1.1rem 1.3rem;
  list-style-position: outside;
  padding-left: 2.2rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 14px;
  box-shadow: 0 10px 24px rgba(10, 27, 76, 0.2);
}

.feature-list li + li {
  margin-top: 0.35rem;
}

.card,
.member-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.card {
  padding: 1.25rem;
}

.card img {
  width: 56px;
  margin-bottom: 0.8rem;
}

.card p {
  color: var(--ink-soft);
}

.services-section {
  position: relative;
}

.services-strip {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-bottom: 1.15rem;
}

.services-strip span {
  display: inline-flex;
  align-items: center;
  padding: 0.42rem 0.8rem;
  border-radius: 999px;
  background: var(--chip-bg);
  border: 1px solid var(--chip-border);
  color: var(--chip-ink);
  font-size: 0.88rem;
  font-weight: 700;
}

.services-grid {
  gap: 1.15rem;
}

.service-card {
  padding: 1.1rem;
  border-color: var(--service-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(10, 27, 76, 0.12);
  border-color: var(--service-hover-border);
}

.service-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--service-icon-bg);
  border: 1px solid var(--service-icon-border);
  margin-bottom: 0.8rem;
}

.service-card img {
  width: 36px;
  margin-bottom: 0;
}

.service-points {
  margin: 0.75rem 0 0;
  padding-left: 1.05rem;
}

.service-points li {
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.service-points li + li {
  margin-top: 0.25rem;
}

.team-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.member-card {
  text-align: center;
  padding: 1.4rem;
}

.member-card img {
  width: 170px;
  height: 170px;
  margin: 0 auto 0.9rem;
  object-fit: cover;
  border-radius: 50%;
}

.member-card p {
  color: var(--ink-soft);
  margin-bottom: 0.65rem;
}

.social-row {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.social-row a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.38rem 0.75rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.social-row a:hover {
  color: var(--ink);
  border-color: #bac8e8;
}

.site-footer {
  background: var(--footer-bg);
  color: var(--footer-ink);
  padding: 3.4rem 0;
}

.site-footer h2 {
  font-family: "Newsreader", Georgia, serif;
  font-weight: 500;
  margin-bottom: 1rem;
}

.site-footer a {
  color: var(--footer-ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.9fr);
  gap: 2rem;
}

.contact-form {
  display: grid;
  gap: 0.55rem;
  max-width: 560px;
}

.contact-form label {
  font-size: 0.92rem;
  color: var(--footer-label);
}

.contact-form input {
  height: 45px;
  border-radius: 10px;
  border: 1px solid #bccbf0;
  padding: 0 0.8rem;
  font: inherit;
  color: var(--ink);
}

.contact-form input:focus {
  outline: 2px solid #8ea8ff;
  outline-offset: 1px;
}

.form-status {
  min-height: 1.35rem;
  margin-top: 0.5rem;
  color: var(--footer-status);
  font-weight: 600;
}

.hero-case-study {
  background-image: linear-gradient(rgba(16, 36, 72, 0.7), rgba(16, 36, 72, 0.7)), url("../images/lake.jpg");
  background-position: center;
  background-size: cover;
  color: #fff;
}

.hero-case-study .subhead {
  color: #dbe6ff;
}

.shots-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.shots-grid img {
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

@media (max-width: 980px) {
  .hero-layout,
  .three-cols,
  .shots-grid {
    grid-template-columns: 1fr 1fr;
  }

  .work-slide {
    flex-basis: calc((100% - 1rem) / 2);
  }

  .hero-layout > :first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 981px) {
  .site-header .nav-wrap {
    min-height: 66px;
  }

  .hero.section {
    padding-top: 4.3rem;
    padding-bottom: 2.1rem;
  }

  .hero h1 {
    font-size: clamp(1.9rem, 3.2vw, 2.8rem);
    margin-bottom: 0.55rem;
  }

  .hero .subhead {
    margin-bottom: 1.05rem;
  }

  .hero-panel {
    padding: 0.95rem 1rem;
  }

  .work-showcase.section {
    padding-top: 1.1rem;
    padding-bottom: 1.35rem;
  }

  .work-showcase .section-copy {
    margin-bottom: 1rem;
  }

  .work-slide {
    padding: 0.65rem 0.65rem 0.75rem;
  }

  .work-slide img {
    aspect-ratio: 16 / 8.6;
    margin-bottom: 0.55rem;
  }

  .work-slide h3 {
    margin-bottom: 0.22rem;
    font-size: 0.95rem;
  }

  .work-slide p {
    font-size: 0.9rem;
    line-height: 1.45;
  }

  .section-blue.section {
    padding-top: 1.7rem;
    padding-bottom: 1.9rem;
  }

  .section-blue .section-copy {
    margin-bottom: 1rem;
  }

  .feature-list {
    padding-top: 0.8rem;
    padding-bottom: 0.8rem;
  }
}

@media (max-width: 760px) {
  .section {
    padding: 3.6rem 0;
  }

  .hero {
    padding-top: 4.6rem;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 76px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
    padding: 0.95rem 4%;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
  }

  .theme-switch {
    transform: translate(-50%, -50%) scale(0.92);
  }

  .site-nav.open {
    display: flex;
  }

  .hero-layout,
  .two-cols,
  .three-cols,
  .team-grid,
  .footer-grid,
  .shots-grid {
    grid-template-columns: 1fr;
  }

  .work-slide {
    flex-basis: 100%;
  }

  .services-strip {
    gap: 0.45rem;
  }

  .services-strip span {
    font-size: 0.82rem;
  }
}