/* ============================================================
   CG Signs — Main Stylesheet
   Brand: #042A4D (navy) | #FED915 (yellow) | #3C3C3C (dark grey)
   Font: Proxima Nova (loaded via Adobe Fonts) → fallback: 'Nunito'
   ============================================================ */

/* --- Reset & Base ----------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Nunito', 'Proxima Nova', 'Helvetica Neue', Arial, sans-serif;
  color: #3C3C3C;
  background: #fff;
  line-height: 1.6;
}

img { max-width: 100%; height: auto; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* --- CSS Variables ---------------------------------------- */
:root {
  --navy:       #042A4D;
  --yellow:     #FED915;
  --dark-grey:  #3C3C3C;
  --mid-grey:   #6B6B6B;
  --light-grey: #FAFAFA;
  --border:     #E5E5E5;
  --white:      #FFFFFF;
  --radius:     6px;
  --shadow:     0 2px 16px rgba(4,42,77,0.10);
  --shadow-lg:  0 8px 40px rgba(4,42,77,0.15);
  --transition: 0.22s ease;
  --max-width:  1200px;
}

/* --- Typography ------------------------------------------- */
h1, h2, h3, h4, h5 {
  font-family: 'Nunito', 'Proxima Nova', 'Helvetica Neue', Arial, sans-serif;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.2;
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.1rem; }
p  { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow);
  background: var(--navy);
  padding: 4px 12px;
  border-radius: 3px;
  margin-bottom: 0.75rem;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3rem;
}
.section-header p {
  color: var(--mid-grey);
  font-size: 1.05rem;
  margin-top: 0.75rem;
}

/* --- Layout Utilities ------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section { padding: 5rem 0; }
.bg-light  { background: var(--light-grey); }
.bg-navy   { background: var(--navy); color: var(--white); }
.bg-yellow { background: var(--yellow); }

.text-white { color: var(--white); }
.text-center { text-align: center; }

/* --- Buttons ---------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--yellow);
  color: var(--navy);
  border-color: var(--yellow);
}
.btn-primary:hover {
  background: #e6c400;
  border-color: #e6c400;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
  transform: translateY(-1px);
}
.btn-outline-navy {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline-navy:hover {
  background: var(--navy);
  color: var(--white);
}
.btn-lg { padding: 1rem 2.25rem; font-size: 1.05rem; }

/* --- Header / Navigation ---------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  box-shadow: 0 2px 12px rgba(0,0,0,0.18);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 2rem;
}
.logo img {
  height: 44px;
  width: auto;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.main-nav a {
  color: rgba(255,255,255,0.85);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.03em;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
  text-transform: uppercase;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--yellow);
  background: rgba(255,255,255,0.07);
}
.header-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}
.header-phone {
  color: var(--yellow);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.header-phone svg { width: 16px; height: 16px; fill: currentColor; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* --- Hero Section ----------------------------------------- */
.hero {
  position: relative;
  background: var(--navy);
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 5rem 0;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero/hero-dennis-ives.jpg');
  background-size: cover;
  background-position: top center;
  opacity: 0.22;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}
.hero h1 { color: var(--white); margin-bottom: 1.25rem; }
.hero h1 span { color: var(--yellow); }
.hero p {
  color: rgba(255,255,255,0.85);
  font-size: 1.15rem;
  margin-bottom: 2rem;
  max-width: 520px;
}
.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.hero-badges {
  display: flex;
  gap: 2rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}
.hero-badge {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255,255,255,0.8);
  font-size: 0.88rem;
  font-weight: 700;
}
.hero-badge-icon {
  width: 36px;
  height: 36px;
  background: rgba(254,217,21,0.15);
  border: 1px solid rgba(254,217,21,0.35);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.hero-badge-icon svg { width: 18px; height: 18px; fill: var(--yellow); }

/* --- Services Grid ---------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
  border-color: var(--yellow);
}
.service-icon {
  width: 52px;
  height: 52px;
  background: rgba(4,42,77,0.06);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.service-icon svg { width: 28px; height: 28px; fill: var(--navy); }
.service-card h3 { margin-bottom: 0.6rem; font-size: 1.15rem; }
.service-card p  { color: var(--mid-grey); font-size: 0.92rem; margin-bottom: 1rem; }
.service-card a.learn-more {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--navy);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color var(--transition);
}
.service-card a.learn-more:hover { color: var(--yellow); }
.service-card a.learn-more::after { content: ' →'; }

/* --- Why CG Signs (3-up) --------------------------------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}
.why-card {
  text-align: center;
  padding: 2rem 1.5rem;
}
.why-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--yellow);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.why-card h3 { margin-bottom: 0.6rem; }
.why-card p  { color: var(--mid-grey); font-size: 0.95rem; }

/* --- Portfolio Strip (homepage) --------------------------- */
.portfolio-strip {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}
.portfolio-thumb {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4/3;
  background: var(--light-grey);
}
.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.portfolio-thumb:hover img { transform: scale(1.05); }
.portfolio-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(4,42,77,0.75) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}
.portfolio-thumb:hover .portfolio-thumb-overlay { opacity: 1; }
.portfolio-thumb-overlay span {
  color: var(--white);
  font-weight: 700;
  font-size: 0.9rem;
}

/* --- CTA Strip -------------------------------------------- */
.cta-strip {
  background: var(--yellow);
  padding: 4rem 0;
}
.cta-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-strip h2 { color: var(--navy); margin-bottom: 0.5rem; }
.cta-strip p  { color: var(--navy); opacity: 0.75; margin: 0; }

/* --- LED Callout ------------------------------------------ */
.led-callout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.led-callout-img {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--border);
}
.led-callout-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}
.led-callout-content h2 { margin-bottom: 1rem; }
.led-callout-content p  { color: var(--mid-grey); margin-bottom: 1rem; }
.led-bullet-list { margin: 1.25rem 0 1.75rem; }
.led-bullet-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 0.6rem;
  font-size: 0.95rem;
  color: var(--dark-grey);
}
.led-bullet-list li::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--yellow);
  border-radius: 50%;
  margin-top: 7px;
  flex-shrink: 0;
}

/* --- Gallery Page ----------------------------------------- */
.gallery-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 2.5rem;
}
.filter-btn {
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--border);
  border-radius: 99px;
  background: var(--white);
  color: var(--dark-grey);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4/3;
  background: var(--light-grey);
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(4,42,77,0.6);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 1rem;
  text-align: center;
}
.gallery-item:hover .gallery-item-overlay { opacity: 1; }
.gallery-item-overlay span {
  color: var(--white);
  font-weight: 700;
  font-size: 0.9rem;
}
.gallery-item-overlay small {
  color: var(--yellow);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 999;
  align-items: center;
  justify-content: center;
}
.lightbox.active { display: flex; }
.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: var(--radius);
  object-fit: contain;
}
.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: var(--white);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}
.lightbox-caption {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
  background: rgba(0,0,0,0.5);
  padding: 0.5rem 1.25rem;
  border-radius: 99px;
  white-space: nowrap;
  max-width: 80vw;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.12);
  border: none;
  color: var(--white);
  font-size: 3rem;
  line-height: 1;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  z-index: 1000;
  user-select: none;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.28); }
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }

/* --- Services Page Detail --------------------------------- */
.service-section {
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--border);
}
.service-section:last-child { border-bottom: none; }
.service-section-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}
.service-section-inner.reverse { direction: rtl; }
.service-section-inner.reverse > * { direction: ltr; }
.service-section-img {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--light-grey);
}
.service-section-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.service-section-content h2 { font-size: 1.8rem; margin-bottom: 0.75rem; }
.service-section-content p  { color: var(--mid-grey); }
.service-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.25rem 0;
}
.service-tag {
  background: var(--light-grey);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 0.3rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--navy);
}

/* --- About Page ------------------------------------------- */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-story-img {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--light-grey);
}
.about-story-img img { width: 100%; height: 100%; object-fit: cover; }
.about-values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}
.value-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  border-top: 4px solid var(--yellow);
}
.value-card h4 { margin-bottom: 0.5rem; }
.value-card p  { color: var(--mid-grey); font-size: 0.92rem; margin: 0; }

/* --- Contact Page ----------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 4rem;
  align-items: start;
}
.contact-info-card {
  background: var(--navy);
  color: var(--white);
  border-radius: var(--radius);
  padding: 2.5rem;
}
.contact-info-card h3 { color: var(--white); margin-bottom: 1.5rem; }
.contact-detail {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}
.contact-detail-icon {
  width: 40px;
  height: 40px;
  background: rgba(254,217,21,0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-detail-icon svg { width: 20px; height: 20px; fill: var(--yellow); }
.contact-detail-text strong {
  display: block;
  color: var(--yellow);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.2rem;
}
.contact-detail-text a { color: rgba(255,255,255,0.9); }
.contact-detail-text a:hover { color: var(--yellow); }

/* Contact Form */
.contact-form { }
.form-group {
  margin-bottom: 1.25rem;
}
.form-group label {
  display: block;
  font-weight: 700;
  font-size: 0.88rem;
  margin-bottom: 0.4rem;
  color: var(--navy);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--dark-grey);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--navy);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* --- Map Embed -------------------------------------------- */
.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 3rem;
}
.map-wrap iframe {
  width: 100%;
  height: 360px;
  border: none;
  display: block;
}

/* --- Page Hero (inner pages) ------------------------------ */
.page-hero {
  background: var(--navy);
  padding: 4rem 0;
  text-align: center;
}
.page-hero h1 { color: var(--white); }
.page-hero h1 span { color: var(--yellow); }
.page-hero p {
  color: rgba(255,255,255,0.75);
  font-size: 1.05rem;
  margin-top: 0.75rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.breadcrumb {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}
.breadcrumb a { color: var(--yellow); }
.breadcrumb span::before { content: '/'; margin-right: 0.5rem; }

/* --- Footer ----------------------------------------------- */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.75);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 1rem;
  color: rgba(255,255,255,0.6);
}
.footer-logo { height: 40px; margin-bottom: 0.5rem; }
.footer-col h4 {
  color: var(--white);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--yellow);
  display: inline-block;
}
.footer-col ul li { margin-bottom: 0.5rem; }
.footer-col ul li a {
  color: rgba(255,255,255,0.65);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--yellow); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* --- Responsive ------------------------------------------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .led-callout { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-story { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
  section { padding: 3.5rem 0; }
  .main-nav { display: none; flex-direction: column; gap: 0; }
  .main-nav.open {
    display: flex;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--navy);
    padding: 1rem 0;
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
  }
  .main-nav.open a {
    padding: 0.85rem 1.5rem;
    border-radius: 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .nav-toggle { display: flex; }
  .header-phone { display: none; }
  .site-header { position: relative; }
  .header-inner { position: relative; }

  .service-section-inner,
  .service-section-inner.reverse { grid-template-columns: 1fr; direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .cta-strip-inner { flex-direction: column; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}