/* ============================================
   DELCON BUILDERS INC. – STYLESHEET
   Mobile-first, responsive
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  --clr-primary:       #2d6198;
  --clr-primary-dark:  #1a3a5c;
  --clr-primary-light: #528bcb;
  --clr-accent:        #f0a500;
  --clr-accent-dark:   #c8850a;
  --clr-white:         #ffffff;
  --clr-off-white:     #f5f7fa;
  --clr-light-gray:    #e8ecf0;
  --clr-mid-gray:      #8a9ab0;
  --clr-dark:          #1a2535;
  --clr-text:          #3a4a5c;
  --clr-text-light:    #5a6878;
  --clr-border:        #dce3ec;

  --font-heading: 'Raleway', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  --nav-height:   70px;
  --section-gap:  4rem;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.16);

  --transition: 0.3s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-white);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: var(--clr-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover { color: var(--clr-primary-dark); }

ul, ol { list-style: none; }

address { font-style: normal; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--clr-dark);
  line-height: 1.25;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 4vw, 2.6rem); font-weight: 700; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 700; }
h4 { font-size: 1.1rem; font-weight: 700; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ---------- Layout Helpers ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: var(--section-gap) 0;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-dark);
  border-color: var(--clr-accent);
}
.btn-primary:hover {
  background: var(--clr-accent-dark);
  border-color: var(--clr-accent-dark);
  color: var(--clr-dark);
}

.btn-outline {
  background: transparent;
  color: var(--clr-white);
  border-color: var(--clr-white);
}
.btn-outline:hover {
  background: var(--clr-white);
  color: var(--clr-primary-dark);
}

.btn-white-outline {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,.6);
}
.btn-white-outline:hover {
  background: var(--clr-white);
  color: var(--clr-primary);
  border-color: var(--clr-white);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.btn-lg { padding: 1rem 2.25rem; font-size: 1.05rem; }

/* ---------- Section Headers ---------- */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-tag {
  display: inline-block;
  background: rgba(45,97,152,.1);
  color: var(--clr-primary);
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .35rem .9rem;
  border-radius: 999px;
  margin-bottom: .75rem;
}

.section-title {
  margin-bottom: .75rem;
}

.section-divider {
  width: 60px;
  height: 4px;
  background: var(--clr-accent);
  margin: .75rem auto 1.25rem;
  border-radius: 2px;
}

.section-desc {
  max-width: 680px;
  margin: 0 auto;
  color: var(--clr-text-light);
  font-size: 1.05rem;
}

/* ============================================
   NAVIGATION
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar {
  background: rgba(26,42,53,.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled .navbar {
  background: var(--clr-primary-dark);
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  padding: 0 1.25rem;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo { display: flex; align-items: center; flex-shrink: 0; }
.logo-img { height: 50px; width: auto; object-fit: contain; }

/* Hamburger */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1100;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
  transform-origin: center;
}

.nav-toggle.open .hamburger-line:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.nav-toggle.open .hamburger-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open .hamburger-line:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* Mobile nav menu */
.nav-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--clr-primary-dark);
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1.25rem 2rem;
  gap: .25rem;
  transform: translateY(-110%);
  transition: transform var(--transition);
  z-index: 999;
  box-shadow: var(--shadow-lg);
}

.nav-menu.open { transform: translateY(0); }

.nav-link {
  display: block;
  padding: .85rem 1rem;
  color: rgba(255,255,255,.88);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.nav-link:hover,
.nav-link.active {
  background: rgba(255,255,255,.1);
  color: var(--clr-accent);
}

.nav-link i { font-size: .75em; margin-left: .3rem; }

/* Dropdown */
.has-dropdown { position: relative; }

.dropdown {
  display: none;
  padding-left: 1rem;
  border-left: 2px solid var(--clr-accent);
  margin: .25rem 0 .25rem 1rem;
}

.has-dropdown.open .dropdown { display: block; }

.dropdown-link {
  display: block;
  padding: .6rem 1rem;
  color: rgba(255,255,255,.7);
  font-size: .9rem;
  transition: color var(--transition);
}

.dropdown-link:hover { color: var(--clr-accent); }

/* Desktop nav */
@media (min-width: 900px) {
  .nav-toggle { display: none; }

  .nav-menu {
    position: static;
    transform: none;
    flex-direction: row;
    align-items: center;
    background: transparent;
    padding: 0;
    gap: 0;
    box-shadow: none;
  }

  .nav-link {
    padding: .5rem .85rem;
    font-size: .9rem;
    color: rgba(255,255,255,.88);
  }

  .has-dropdown { position: relative; }

  .dropdown {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--clr-primary-dark);
    border-left: none;
    margin: 0;
    padding: .5rem 0 .5rem;
    padding-top: .75rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    pointer-events: none;
    z-index: 200;
  }

  .dropdown::before {
    content: '';
    position: absolute;
    top: -.5rem;
    left: 0;
    right: 0;
    height: .5rem;
  }

  .has-dropdown:hover .dropdown,
  .has-dropdown.open .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .dropdown-link {
    padding: .65rem 1.25rem;
  }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  height: 100svh;
  min-height: 500px;
  max-height: 900px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-slider {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease;
}

.hero-slide.active { opacity: 1; }

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26,42,53,.7) 0%,
    rgba(26,42,53,.45) 60%,
    rgba(26,42,53,.3) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--clr-white);
  padding: 0 1.25rem;
  max-width: 700px;
  animation: heroFadeIn .8s ease both;
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow {
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: .75rem;
}

.hero-headline {
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.1;
  margin-bottom: 1.25rem;
  text-shadow: 0 2px 16px rgba(0,0,0,.3);
}

.hero-sub {
  font-size: clamp(.95rem, 2vw, 1.15rem);
  color: rgba(255,255,255,.88);
  margin-bottom: 2rem;
}

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

/* Slider Controls */
.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.3);
  color: var(--clr-white);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition);
  font-size: 1rem;
}

.slider-btn:hover { background: var(--clr-accent); border-color: var(--clr-accent); }

.slider-prev { left: 1rem; }
.slider-next { right: 1rem; }

.slider-dots {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: .5rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}

.dot.active {
  background: var(--clr-accent);
  transform: scale(1.3);
}

/* ============================================
   STATS BAR
   ============================================ */
.stats-bar {
  background: var(--clr-primary-dark);
  padding: 2.5rem 1.25rem;
}

.stats-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 1rem;
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .3rem;
}

.stat-value {
  display: flex;
  align-items: baseline;
  gap: .1rem;
  line-height: 1;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--clr-accent);
  line-height: 1;
}

.stat-suffix {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--clr-accent);
  line-height: 1;
}

.stat-label {
  font-size: .85rem;
  font-family: var(--font-heading);
  font-weight: 600;
  color: rgba(255,255,255,.75);
  letter-spacing: .06em;
  text-transform: uppercase;
}

@media (min-width: 640px) {
  .stats-container { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-section {
  background: var(--clr-white);
}

.about-grid {
  display: grid;
  gap: 3rem;
}

.about-text .lead-text {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--clr-dark);
  margin-bottom: 1.25rem;
}

.about-badges {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
  margin: 1.75rem 0;
}

.badge {
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--clr-off-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: .75rem 1rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: .85rem;
  color: var(--clr-dark);
}

.badge i {
  color: var(--clr-primary);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.about-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.about-img-main,
.about-img-secondary {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.about-img-main img,
.about-img-secondary img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform .5s ease;
}

.about-img-main:hover img,
.about-img-secondary:hover img { transform: scale(1.04); }

@media (min-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .about-img-main img,
  .about-img-secondary img { height: 280px; }
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-section {
  background: var(--clr-off-white);
}

.services-grid {
  display: grid;
  gap: 2rem;
}

.service-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.service-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.service-card:hover .service-img-wrap img { transform: scale(1.06); }

.service-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(26,42,53,.4) 100%);
}

.service-body {
  padding: 1.75rem;
  position: relative;
}

.service-icon {
  width: 54px;
  height: 54px;
  background: var(--clr-primary);
  color: var(--clr-white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1rem;
  box-shadow: 0 4px 12px rgba(45,97,152,.3);
}

.service-title {
  font-size: 1.25rem;
  margin-bottom: .75rem;
  color: var(--clr-dark);
}

.service-card p {
  color: var(--clr-text-light);
  font-size: .95rem;
  margin-bottom: 1.25rem;
}

.service-list {
  display: grid;
  gap: .4rem;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .9rem;
  color: var(--clr-text);
  font-family: var(--font-heading);
  font-weight: 600;
}

.service-list li i {
  color: var(--clr-accent);
  font-size: .8rem;
  flex-shrink: 0;
}

@media (min-width: 768px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}

/* Service Area Bar */
.service-area-bar {
  margin-top: 3rem;
  background: var(--clr-primary);
  color: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.area-icon {
  font-size: 2rem;
  color: var(--clr-accent);
  flex-shrink: 0;
}

.area-text {
  font-size: 1.05rem;
  flex: 1;
  min-width: 200px;
}

.area-text strong { display: block; font-family: var(--font-heading); font-weight: 700; margin-bottom: .2rem; }

@media (min-width: 768px) {
  .service-area-bar { text-align: left; justify-content: space-between; }
}

/* ============================================
   WHY SECTION
   ============================================ */
.why-section {
  background: var(--clr-primary-dark);
  color: var(--clr-white);
}

.why-section .section-tag {
  background: rgba(240,165,0,.15);
  color: var(--clr-accent);
}

.why-section .section-title { color: var(--clr-white); }

.why-grid {
  display: grid;
  gap: 1.5rem;
}

.why-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: background var(--transition), transform var(--transition);
}

.why-card:hover {
  background: rgba(255,255,255,.1);
  transform: translateY(-4px);
}

.why-icon {
  width: 56px;
  height: 56px;
  background: var(--clr-accent);
  color: var(--clr-dark);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.why-card h3 {
  color: var(--clr-white);
  margin-bottom: .75rem;
  font-size: 1.15rem;
}

.why-card p { color: rgba(255,255,255,.72); font-size: .95rem; }

@media (min-width: 640px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .why-grid { grid-template-columns: repeat(4, 1fr); } }

/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects-section {
  background: var(--clr-white);
}

/* Featured Projects */
.featured-projects {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.featured-project {
  display: grid;
  gap: 2rem;
}

.featured-project-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.featured-project-img img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform .5s ease;
}

.featured-project:hover .featured-project-img img { transform: scale(1.04); }

.featured-project-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-tag {
  display: inline-block;
  background: rgba(45,97,152,.1);
  color: var(--clr-primary);
  font-family: var(--font-heading);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .3rem .85rem;
  border-radius: 999px;
  margin-bottom: .75rem;
  align-self: flex-start;
}

.featured-project-info h3 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: .5rem;
}

.project-location {
  color: var(--clr-mid-gray);
  font-size: .9rem;
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: .4rem;
}

.project-location i { color: var(--clr-primary); }

.project-partners {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin-top: 1.25rem;
}

.partner-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: .8rem;
  color: var(--clr-text-light);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.partner {
  background: var(--clr-off-white);
  border: 1px solid var(--clr-border);
  border-radius: 999px;
  padding: .25rem .8rem;
  font-size: .8rem;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--clr-dark);
}

@media (min-width: 768px) {
  .featured-project {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .featured-project.reverse .featured-project-img { order: 2; }
  .featured-project.reverse .featured-project-info { order: 1; }

  .featured-project-img img { height: 380px; }
}

/* Gallery */
.gallery-heading {
  text-align: center;
  margin-bottom: 1.75rem;
  font-size: 1.4rem;
  color: var(--clr-dark);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .75rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.gallery-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform .5s ease;
}

.gallery-item:hover img { transform: scale(1.07); }

.gallery-item figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(26,42,53,.85) 0%, transparent 100%);
  color: var(--clr-white);
  font-size: .8rem;
  font-family: var(--font-heading);
  font-weight: 600;
  padding: 1.5rem .85rem .6rem;
  transform: translateY(100%);
  transition: transform var(--transition);
}

.gallery-item:hover figcaption { transform: translateY(0); }

@media (min-width: 640px) {
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .gallery-item img { height: 220px; }
}

@media (min-width: 900px) {
  .gallery-item img { height: 260px; }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
  position: relative;
  padding: 5rem 1.25rem;
  text-align: center;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,42,53,.85) 0%, rgba(45,97,152,.75) 100%);
  z-index: 1;
}

.cta-content {
  position: relative;
  z-index: 2;
  color: var(--clr-white);
  max-width: 600px;
}

.cta-content h2 {
  color: var(--clr-white);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  margin-bottom: 1rem;
}

.cta-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,.85);
  margin-bottom: 2rem;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section {
  background: var(--clr-off-white);
}

.contact-grid {
  display: grid;
  gap: 3rem;
}

.contact-info h3 {
  font-size: 1.5rem;
  margin-bottom: .75rem;
}

.contact-info > p {
  color: var(--clr-text-light);
  margin-bottom: 1.75rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-details li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-icon {
  width: 42px;
  height: 42px;
  background: var(--clr-primary);
  color: var(--clr-white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-details li > div {
  font-size: .95rem;
  line-height: 1.6;
}

.contact-details li > div strong {
  display: block;
  font-family: var(--font-heading);
  font-size: .85rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--clr-primary);
  margin-bottom: .15rem;
}

.contact-details a { color: var(--clr-text); }
.contact-details a:hover { color: var(--clr-primary); }

/* Form */
.contact-form-wrap {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.form-row {
  display: grid;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--clr-dark);
}

.required { color: var(--clr-accent); margin-left: .1rem; }

.form-group input,
.form-group select,
.form-group textarea {
  padding: .75rem 1rem;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--clr-dark);
  background: var(--clr-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(45,97,152,.15);
}

.form-group input.error,
.form-group textarea.error { border-color: #e53935; }

.field-error {
  font-size: .8rem;
  color: #e53935;
  display: none;
}

.field-error.visible { display: block; }

.form-group textarea { resize: vertical; min-height: 120px; }

.form-success {
  margin-top: 1rem;
  padding: 1rem;
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  border-radius: var(--radius-sm);
  color: #2e7d32;
  font-family: var(--font-heading);
  font-weight: 600;
  text-align: center;
  display: none;
}

.form-success.visible { display: block; }

@media (min-width: 640px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 900px) {
  .contact-grid { grid-template-columns: 1fr 1.5fr; }
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,.75);
}

.footer-top {
  padding: 3.5rem 0 2.5rem;
}

.footer-top-grid {
  display: grid;
  gap: 2.5rem;
}

.footer-brand .footer-logo {
  height: 44px;
  width: auto;
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: .9rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
  color: rgba(255,255,255,.6);
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,.1);
  color: var(--clr-white);
  border-radius: var(--radius-sm);
  font-size: 1.2rem;
  transition: background var(--transition), color var(--transition);
}

.social-link:hover {
  background: #0077b5;
  color: var(--clr-white);
}

.footer-nav h4,
.footer-services h4,
.footer-contact h4 {
  color: var(--clr-white);
  font-size: .9rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-nav ul,
.footer-services ul {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.footer-nav a {
  color: rgba(255,255,255,.65);
  font-size: .9rem;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-nav a:hover {
  color: var(--clr-accent);
  padding-left: .3rem;
}

.footer-services ul li {
  color: rgba(255,255,255,.6);
  font-size: .88rem;
  position: relative;
  padding-left: .85rem;
}

.footer-services ul li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
}

.footer-contact address {
  color: rgba(255,255,255,.65);
  font-size: .9rem;
  line-height: 1.7;
  margin-bottom: .75rem;
}

.footer-area {
  font-size: .85rem;
  color: rgba(255,255,255,.5);
}

@media (min-width: 640px) {
  .footer-top-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .footer-top-grid { grid-template-columns: 1.5fr 1fr 1.2fr 1fr; }
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 1.5rem 0;
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: .83rem;
  color: rgba(255,255,255,.45);
  margin: 0;
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 900;
  width: 46px;
  height: 46px;
  background: var(--clr-primary);
  color: var(--clr-white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), background var(--transition);
  font-size: 1rem;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover { background: var(--clr-accent); }

/* ============================================
   UTILITY ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

/* ============================================
   PRINT
   ============================================ */
@media print {
  .site-header, .back-to-top, .slider-btn, .slider-dots, .hero-actions { display: none; }
  .hero { max-height: none; height: auto; padding: 4rem 1rem; }
  .hero-slide { position: static; opacity: 1; }
}