/* Dexterous Construction — brand palette from logo */
:root {
  --navy: #1d3557;
  --slate: #3b536b;
  --gold: #c9a227;
  --gold-dark: #8b5a2b;
  --charcoal: #1a242f;
  --black: #0a0c10;
  --white: #f8f9fa;
  --muted: #94a3b8;
  --surface: #111820;
  --surface-2: #1a2433;
  --radius: 8px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  --font-serif: "Libre Baskerville", Georgia, serif;
  --font-sans: "Inter", system-ui, sans-serif;
  --max: 1180px;
  --header-h: 88px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--white);
  background: var(--black);
}

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

a {
  color: var(--gold);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #e8c55a;
}

h1,
h2,
h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0 0 1rem;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 0.75rem;
}

h3 {
  font-size: 1.25rem;
  margin: 0 0 0.5rem;
}

p {
  margin: 0 0 1rem;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 9999;
  padding: 0.5rem 1rem;
  background: var(--gold);
  color: var(--charcoal);
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 12, 16, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201, 162, 39, 0.15);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.brand-logo {
  width: min(240px, 52vw);
  height: auto;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a {
  color: var(--white);
  font-weight: 500;
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--gold);
}

.nav-cta {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--charcoal) !important;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius);
  font-weight: 600 !important;
}

.nav-cta:hover {
  filter: brightness(1.08);
  color: var(--charcoal) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid rgba(201, 162, 39, 0.2);
    padding: 1rem;
    display: none;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .site-nav a {
    display: block;
    padding: 0.65rem 0;
  }
}

/* Hero */
.hero {
  position: relative;
  min-height: clamp(420px, 72vh, 620px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(29, 53, 87, 0.92) 0%, rgba(29, 53, 87, 0.75) 45%, rgba(10, 12, 16, 0.55) 100%),
    url("../img/projects/secondary/secondary-12.jpg") center / cover no-repeat;
}

.hero .container {
  position: relative;
  z-index: 1;
  padding: 4rem 0;
}

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.hero-lead {
  font-size: 1.15rem;
  max-width: 36rem;
  color: #d1dae6;
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--charcoal);
}

.btn-primary:hover {
  color: var(--charcoal);
  filter: brightness(1.06);
}

.btn-outline {
  border-color: var(--gold);
  color: var(--gold);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(201, 162, 39, 0.12);
  color: var(--gold);
}

/* Sections */
.section {
  padding: 4.5rem 0;
}

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

.section-header {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 2.5rem;
}

.section-header p {
  color: var(--muted);
}

/* Service cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--surface-2);
  border: 1px solid rgba(201, 162, 39, 0.12);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.service-card:hover {
  border-color: rgba(201, 162, 39, 0.4);
  transform: translateY(-3px);
}

.service-icon {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.service-card p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Why us */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.why-item h3 {
  color: var(--gold);
}

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.gallery-item {
  position: relative;
  aspect-ratio: 4 / 3;
  border: none;
  padding: 0;
  cursor: pointer;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface-2);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

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

.gallery-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.tab-btn {
  background: var(--surface-2);
  border: 1px solid rgba(201, 162, 39, 0.25);
  color: var(--white);
  padding: 0.55rem 1.25rem;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 500;
}

.tab-btn.is-active,
.tab-btn:hover {
  background: var(--navy);
  border-color: var(--gold);
  color: var(--gold);
}

.gallery-panel[hidden] {
  display: none;
}

/* CTA band */
.cta-band {
  background: linear-gradient(135deg, var(--navy), var(--slate));
  text-align: center;
  padding: 3.5rem 1rem;
}

.cta-band h2 {
  margin-bottom: 0.5rem;
}

/* Service detail */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  padding: 3rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.service-detail:nth-child(even) .service-detail-img {
  order: -1;
}

.service-detail ul {
  color: var(--muted);
  padding-left: 1.2rem;
}

.service-detail-img img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

@media (max-width: 800px) {
  .service-detail,
  .service-detail:nth-child(even) .service-detail-img {
    grid-template-columns: 1fr;
    order: unset;
  }
}

/* Contact */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info {
  background: var(--surface);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(201, 162, 39, 0.15);
}

.contact-form {
  background: var(--surface-2);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid rgba(201, 162, 39, 0.12);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: var(--radius);
  background: var(--black);
  color: var(--white);
  font: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
  border-color: var(--gold);
}

.form-check {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.9rem;
  color: var(--muted);
}

.form-check input {
  margin-top: 0.25rem;
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.form-message {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  display: none;
}

.form-message.is-visible {
  display: block;
}

.form-message.success {
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #86efac;
}

.form-message.error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

@media (max-width: 900px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
}

/* Footer */
.site-footer {
  background: var(--surface);
  border-top: 1px solid rgba(201, 162, 39, 0.12);
  margin-top: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2rem;
  padding: 3rem 0 2rem;
}

.footer-heading {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  color: var(--muted);
  font-size: 0.95rem;
}

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

.footer-tagline,
.footer-region {
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1rem 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox[hidden] {
  display: none !important;
}

.lightbox-img {
  max-height: 85vh;
  max-width: min(1200px, 92vw);
  margin: auto;
  border-radius: var(--radius);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--white);
  font-size: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
}

.lightbox-close {
  top: 1rem;
  right: 1rem;
}

.lightbox-prev {
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

/* Page hero (inner pages) */
.page-hero {
  background: linear-gradient(135deg, var(--navy), var(--surface));
  padding: 3rem 0;
  text-align: center;
}

.page-hero p {
  color: var(--muted);
  max-width: 36rem;
  margin: 0 auto;
}