/* OGC visual system — staged 2026-11-10
   Real-project proof, commercial buyer clarity, WCAG-AA contrast. */
@font-face {
  font-family: "Archivo";
  src: url("/fonts/archivo-600.ttf") format("truetype");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: "Archivo";
  src: url("/fonts/archivo-700.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

:root {
  --ogc-canvas: #ffffff;
  --ogc-surface: #f5f7fa;
  --ogc-navy: #0b2a4a;
  --ogc-navy-deep: #071f37;
  --ogc-card: #e3e9f0;
  --ogc-steel: #2e6fb0;
  --ogc-accent: #e8731c;
  --ogc-accent-hover: #d36514;
  --ogc-text: #1a2330;
  --ogc-muted: #54616e;
  --ogc-on-navy: #d6e0ec;
  --ogc-white: #ffffff;
  --ogc-border: #cad4df;
  --ogc-shadow-sm: 0 10px 30px rgba(11, 42, 74, 0.10);
  --ogc-shadow-lg: 0 22px 60px rgba(11, 42, 74, 0.18);
  --ogc-radius-sm: 8px;
  --ogc-radius-md: 16px;
  --ogc-radius-lg: 24px;
  --ogc-space-1: 0.5rem;
  --ogc-space-2: 0.75rem;
  --ogc-space-3: 1rem;
  --ogc-space-4: 1.5rem;
  --ogc-space-5: 2rem;
  --ogc-space-6: 3rem;
  --ogc-space-7: 4.5rem;
  --ogc-space-8: 6rem;

  /* Backward-compatible aliases used by the existing templates. */
  --navy: var(--ogc-navy);
  --navy-light: #163f66;
  --orange: var(--ogc-steel);
  --orange-dark: var(--ogc-navy);
  --white: var(--ogc-white);
  --gray-light: var(--ogc-surface);
  --gray: var(--ogc-muted);
  --text: var(--ogc-text);
  --border: var(--ogc-border);
}

html {
  background: var(--ogc-canvas);
}

body {
  background: var(--ogc-canvas);
  color: var(--ogc-text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: clamp(1rem, 0.96rem + 0.18vw, 1.125rem);
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5,
h6,
.nav-logo {
  color: var(--ogc-navy);
  font-family: "Archivo", "Inter", sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav .nav-logo,
.nav .nav-logo small {
  color: var(--ogc-white);
}

h1 { font-size: clamp(2.75rem, 4.3vw, 3.5rem); line-height: 1.06; }
h2 { font-size: clamp(2rem, 3vw, 2.25rem); line-height: 1.15; }
h3 { font-size: clamp(1.375rem, 1.8vw, 1.5rem); line-height: 1.25; }
h4 { font-size: 1rem; line-height: 1.35; }

p,
li,
dd {
  color: var(--ogc-muted);
}

p,
.prose,
.article-body {
  max-width: 65ch;
}

a {
  color: var(--ogc-steel);
  text-underline-offset: 0.16em;
}

a:hover {
  color: var(--ogc-navy);
}

.container {
  max-width: 1200px;
}

.section {
  padding-block: clamp(4.5rem, 8vw, 6rem);
}

.section-sm {
  padding-block: clamp(3rem, 5vw, 4rem);
}

.section-gray {
  background: var(--ogc-surface);
}

.section-dark,
.nav,
footer {
  background: var(--ogc-navy);
  color: var(--ogc-white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6,
.nav h1,
.nav h2,
footer h1,
footer h2,
footer h3,
footer h4 {
  color: var(--ogc-white);
}

.section-dark p,
.section-dark li,
.nav p,
footer p,
footer li {
  color: var(--ogc-on-navy);
}

.btn,
button,
input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: var(--ogc-radius-sm);
  font-size: clamp(1rem, 0.97rem + 0.12vw, 1.125rem);
  font-weight: 700;
}

.nav-cta {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.nav-inner {
  max-width: 1280px;
}

.nav-links {
  gap: clamp(0.75rem, 1.45vw, 1.5rem);
}

.hero h1 span {
  color: var(--ogc-white);
}

.hero-badge,
.hero-side-eyebrow {
  border-color: rgba(214, 224, 236, 0.38);
  background: rgba(214, 224, 236, 0.12);
  color: var(--ogc-on-navy);
}

.eyebrow {
  color: var(--ogc-steel);
}

.visual-proof-hero {
  min-height: clamp(640px, 74vh, 780px);
  padding-block: clamp(7rem, 13vw, 10rem) clamp(5rem, 9vw, 7rem);
  isolation: isolate;
}

.visual-proof-hero::before {
  z-index: -1;
  inset: 0;
  width: auto;
  background:
    linear-gradient(90deg, rgba(7, 31, 55, 0.94) 0%, rgba(7, 31, 55, 0.82) 46%, rgba(7, 31, 55, 0.36) 76%, rgba(7, 31, 55, 0.16) 100%),
    linear-gradient(0deg, rgba(7, 31, 55, 0.36), rgba(7, 31, 55, 0.06));
}

.visual-proof-hero .hero-img-overlay {
  position: absolute;
  z-index: -2;
  inset: 0;
}

.visual-proof-hero .hero-img-overlay,
.visual-proof-hero .hero-img-overlay img {
  width: 100%;
  height: 100%;
}

.visual-proof-hero .hero-img-overlay img {
  display: block;
  object-fit: cover;
  object-position: 50% 50%;
}

.visual-proof-hero .hero-shell {
  display: block;
}

.visual-proof-hero .hero-main {
  max-width: 760px;
}

.visual-proof-hero h1 {
  max-width: 14ch;
  margin-bottom: var(--ogc-space-4);
  color: var(--ogc-white);
  text-wrap: balance;
}

.visual-proof-hero .hero-sub {
  max-width: 58ch;
  margin-bottom: var(--ogc-space-5);
  color: var(--ogc-on-navy);
  font-size: clamp(1.125rem, 1.4vw, 1.25rem);
  line-height: 1.6;
}

.visual-proof-hero .hero-actions {
  margin-bottom: 0;
}

.proof-strip {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--ogc-navy);
}

.proof-strip-grid > div {
  border-color: rgba(214, 224, 236, 0.2);
}

.proof-strip strong,
.proof-strip strong a {
  color: var(--ogc-white);
}

.proof-strip span,
.proof-strip span a {
  color: var(--ogc-on-navy);
}

.project-experience-strip {
  border-bottom: 1px solid var(--ogc-border);
  background: var(--ogc-surface);
  padding-block: clamp(2.25rem, 4vw, 3.5rem);
}

.project-experience-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.project-experience-strip h2 {
  max-width: 22ch;
  margin-top: 0.4rem;
  font-size: clamp(1.75rem, 2.6vw, 2.25rem);
}

.project-experience-strip p {
  margin: 0;
  font-size: 1.05rem;
}

.template-photo-proof {
  padding: clamp(2rem, 4vw, 3.5rem) 1.25rem;
  border-bottom: 1px solid var(--ogc-border);
  background: var(--ogc-surface);
}

.template-photo-proof-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2.5vw, 2rem);
}

.template-photo-proof figure {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--ogc-border);
  border-radius: var(--ogc-radius-md);
  background: var(--ogc-white);
  box-shadow: var(--ogc-shadow-sm);
}

.template-photo-proof img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.template-photo-proof figcaption {
  display: grid;
  gap: .25rem;
  padding: 1rem 1.15rem 1.2rem;
}

.template-photo-proof figcaption strong {
  color: var(--ogc-navy);
}

.template-photo-proof figcaption span {
  color: var(--ogc-muted);
  font-size: .9rem;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .visual-proof-hero {
    min-height: 680px;
    padding-block: 5.5rem 5.5rem;
  }

  .visual-proof-hero::before {
    background:
      linear-gradient(0deg, rgba(7, 31, 55, 0.93) 0%, rgba(7, 31, 55, 0.74) 62%, rgba(7, 31, 55, 0.30) 100%);
  }

  .visual-proof-hero .hero-img-overlay img {
    object-position: 50% 42%;
  }

  .visual-proof-hero h1 {
    max-width: 15ch;
    font-size: clamp(2.25rem, 9.6vw, 2.65rem);
  }

  .visual-proof-hero .hero-actions {
    display: grid;
    width: 100%;
  }

  .visual-proof-hero .hero-actions .btn {
    width: 100%;
  }

  .project-experience-inner {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .template-photo-proof-grid {
    grid-template-columns: 1fr;
  }
}

.btn-primary,
.nav-cta,
button[type="submit"],
input[type="submit"] {
  border-color: var(--ogc-accent);
  background: var(--ogc-accent);
  color: var(--ogc-navy-deep) !important;
  box-shadow: 0 8px 20px rgba(232, 115, 28, 0.22);
}

.a11y-upgrade .btn-primary,
.a11y-upgrade .nav-cta {
  border-color: var(--ogc-accent);
  background: var(--ogc-accent);
  color: var(--ogc-navy-deep) !important;
}

.btn-primary:hover,
.nav-cta:hover,
button[type="submit"]:hover,
input[type="submit"]:hover {
  border-color: var(--ogc-accent-hover);
  background: var(--ogc-accent-hover);
  color: var(--ogc-navy-deep) !important;
  box-shadow: 0 12px 30px rgba(232, 115, 28, 0.28);
}

.btn-outline {
  border: 2px solid var(--ogc-white);
  color: var(--ogc-white);
}

.btn-outline:hover {
  background: var(--ogc-white);
  color: var(--ogc-navy) !important;
}

.service-card,
.why-card,
.decision-card,
.project-proof-card,
.review-card,
.contact-form,
.hero-side-card {
  border-color: var(--ogc-border);
  border-radius: var(--ogc-radius-md);
}

.service-card,
.why-card,
.decision-card,
.project-proof-card,
.review-card,
.contact-form {
  box-shadow: var(--ogc-shadow-sm);
}

@media (hover: hover) and (pointer: fine) {
  .service-card,
  .why-card,
  .decision-card,
  .project-proof-card,
  .review-card {
    transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
  }

  .service-card:hover,
  .why-card:hover,
  .decision-card:hover,
  .project-proof-card:hover,
  .review-card:hover {
    transform: translateY(-4px);
    border-color: #aebdcb;
    box-shadow: var(--ogc-shadow-lg);
  }

  .project-proof-card img {
    transition: transform 240ms ease;
  }

  .project-proof-card:hover img {
    transform: scale(1.025);
  }
}

.js-ogc-motion .ogc-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 420ms ease var(--ogc-reveal-delay, 0ms), transform 420ms ease var(--ogc-reveal-delay, 0ms);
}

.js-ogc-motion .ogc-reveal.ogc-reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--ogc-accent);
  outline-offset: 4px;
}

@media (max-width: 768px) {
  body { font-size: 1rem; }
  h1 { font-size: clamp(2.35rem, 11vw, 3rem); }
  h2 { font-size: clamp(1.85rem, 8vw, 2.25rem); }
  .section { padding-block: 4rem; }
}

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