/*
Theme Name: Tech Semantics
Theme URI: https://techsemantics.com.ng
Author: Tech Semantics Ltd.
Author URI: https://techsemantics.com.ng
Description: Custom theme for Tech Semantics Ltd. — System Integrators in High Voltage Energy, Solar, Infrastructure & EPC Contracting.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: tech-semantics
Tags: energy, solar, engineering, corporate, custom-menu, featured-images, post-thumbnails
*/

/* ============================================================
   CSS CUSTOM PROPERTIES
============================================================ */
:root {
  --color-navy:    #0A1628;
  --color-navy-mid:#0F2040;
  --color-steel:   #1A3055;
  --color-cyan:    #00C8FF;
  --color-cyan-dim:#00A0CC;
  --color-amber:   #FFB300;
  --color-amber-dim:#E09D00;
  --color-white:   #F8FAFC;
  --color-mist:    #E4EAF2;
  --color-text:    #B8C8DC;
  --color-text-dark:#2A3F5F;

  --font-display:  'Rajdhani', 'Arial Narrow', sans-serif;
  --font-body:     'Inter', Arial, sans-serif;

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

  --shadow-card: 0 4px 24px rgba(0,0,0,0.25);
  --shadow-glow: 0 0 24px rgba(0,200,255,0.18);

  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ============================================================
   RESET & BASE
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background: var(--color-navy);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--color-cyan); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-amber); }

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-white);
  letter-spacing: 0.02em;
}

p { margin-bottom: 1.2em; }
p:last-child { margin-bottom: 0; }

ul, ol { padding-left: 1.5em; }

/* ============================================================
   LAYOUT UTILITIES
============================================================ */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--alt {
  background: var(--color-navy-mid);
}

.section--dark {
  background: var(--color-steel);
}

.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-cyan);
  border-left: 3px solid var(--color-amber);
  padding-left: 12px;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-white);
  margin-bottom: 20px;
}

.section-title span {
  color: var(--color-cyan);
}

.section-desc {
  max-width: 620px;
  color: var(--color-text);
  font-size: 1.05rem;
  margin-bottom: 48px;
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.flex-center { display: flex; align-items: center; justify-content: center; }
.text-center { text-align: center; }
.text-center .section-desc { margin-left: auto; margin-right: auto; }

/* ============================================================
   BUTTONS
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-cyan), var(--color-cyan-dim));
  color: var(--color-navy);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-amber), var(--color-amber-dim));
  color: var(--color-navy);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,200,255,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  transform: translateY(-2px);
}

.btn-amber {
  background: linear-gradient(135deg, var(--color-amber), var(--color-amber-dim));
  color: var(--color-navy);
}
.btn-amber:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,179,0,0.35);
}

/* ============================================================
   HEADER / NAVIGATION
============================================================ */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10,22,40,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0,200,255,0.08);
  transition: background var(--transition), box-shadow var(--transition);
}

#site-header.scrolled {
  background: rgba(10,22,40,0.98);
  box-shadow: 0 4px 32px rgba(0,0,0,0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  padding: 0 32px;
  max-width: 1400px;
  margin: 0 auto;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.site-logo img {
  height: 52px;
  width: auto;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.05em;
  line-height: 1;
}

.logo-name span { color: var(--color-cyan); }

.logo-slogan {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: var(--color-amber);
  text-transform: uppercase;
  font-family: var(--font-display);
  margin-top: 3px;
}

/* NAV */
#primary-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 4px;
}

#primary-nav ul li a {
  display: block;
  padding: 8px 16px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

#primary-nav ul li a:hover,
#primary-nav ul li.current-menu-item > a {
  color: var(--color-cyan);
  background: rgba(0,200,255,0.07);
}

/* Dropdown */
#primary-nav ul li.menu-item-has-children {
  position: relative;
}

#primary-nav ul li.menu-item-has-children > ul {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: var(--color-navy-mid);
  border: 1px solid rgba(0,200,255,0.15);
  border-radius: var(--radius-md);
  flex-direction: column;
  gap: 0;
  padding: 8px;
  box-shadow: var(--shadow-card);
}

#primary-nav ul li.menu-item-has-children:hover > ul {
  display: flex;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-phone {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--color-amber);
  letter-spacing: 0.05em;
}

/* Mobile burger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}

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

/* ============================================================
   HERO SECTION
============================================================ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-navy);
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridPan 30s linear infinite;
}

@keyframes gridPan {
  from { transform: translateY(0); }
  to   { transform: translateY(60px); }
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,200,255,0.12) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  pointer-events: none;
}

.hero-glow-amber {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,179,0,0.08) 0%, transparent 70%);
  bottom: 0;
  left: 10%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.2);
  border-radius: 100px;
  padding: 8px 20px;
  margin-bottom: 32px;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-cyan);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero-badge span {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cyan);
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 5rem);
  color: var(--color-white);
  margin-bottom: 28px;
  font-weight: 800;
}

.hero-title .line-accent {
  color: var(--color-cyan);
}

.hero-title .line-amber {
  color: var(--color-amber);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--color-text);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  padding-top: 48px;
  border-top: 1px solid rgba(0,200,255,0.1);
}

.hero-stat-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-cyan);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.8rem;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 6px;
}

/* Electric line SVG animation */
.hero-electric {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 50%;
  max-width: 600px;
  opacity: 0.5;
  pointer-events: none;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-family: var(--font-display);
}

.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(0,200,255,0.4);
  border-radius: 12px;
  position: relative;
}

.scroll-mouse::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--color-cyan);
  border-radius: 2px;
  animation: scrollDown 1.8s ease-in-out infinite;
}

@keyframes scrollDown {
  0%   { top: 6px; opacity: 1; }
  100% { top: 22px; opacity: 0; }
}

/* ============================================================
   SERVICES SECTION
============================================================ */
.service-card {
  background: var(--color-navy-mid);
  border: 1px solid rgba(0,200,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-amber));
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: rgba(0,200,255,0.25);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 1.8rem;
}

.service-title {
  font-size: 1.2rem;
  color: var(--color-white);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.7;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-cyan);
}

.service-link::after {
  content: '→';
  transition: transform var(--transition);
}

.service-link:hover::after { transform: translateX(4px); }

/* ============================================================
   PROJECTS SLIDER
============================================================ */
.projects-slider-wrap {
  position: relative;
  overflow: hidden;
}

.projects-track {
  display: flex;
  gap: 24px;
  transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}

.project-slide {
  flex: 0 0 calc(33.333% - 16px);
  min-width: 320px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: var(--color-steel);
  cursor: pointer;
  transition: transform var(--transition);
}

.project-slide:hover { transform: scale(1.02); }

.project-img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
}

.project-img-placeholder {
  width: 100%;
  height: 260px;
  background: linear-gradient(135deg, var(--color-steel) 0%, var(--color-navy-mid) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: rgba(0,200,255,0.3);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,22,40,0.95) 0%, transparent 50%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}

.project-category {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: 8px;
}

.project-title {
  font-size: 1.1rem;
  color: var(--color-white);
  margin-bottom: 12px;
}

.project-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-amber);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--transition);
}

.project-slide:hover .project-link-btn {
  opacity: 1;
  transform: translateY(0);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
}

.slider-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid rgba(0,200,255,0.2);
  background: rgba(0,200,255,0.05);
  color: var(--color-cyan);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.slider-btn:hover {
  border-color: var(--color-cyan);
  background: rgba(0,200,255,0.12);
}

.slider-dots {
  display: flex;
  gap: 8px;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(0,200,255,0.2);
  cursor: pointer;
  transition: background var(--transition), width var(--transition);
}

.slider-dot.active {
  background: var(--color-cyan);
  width: 24px;
  border-radius: 4px;
}

/* ============================================================
   PRODUCTS SECTION
============================================================ */
.product-card {
  background: linear-gradient(135deg, var(--color-navy-mid) 0%, var(--color-steel) 100%);
  border: 1px solid rgba(255,179,0,0.12);
  border-radius: var(--radius-lg);
  padding: 0;
  overflow: hidden;
  transition: all var(--transition);
}

.product-card:hover {
  border-color: rgba(255,179,0,0.3);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(255,179,0,0.12);
}

.product-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.product-image-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #1a3055 0%, #0f2040 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: rgba(255,179,0,0.3);
}

.product-body {
  padding: 28px;
}

.product-tag {
  display: inline-block;
  background: rgba(255,179,0,0.1);
  color: var(--color-amber);
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 12px;
}

.product-title {
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 10px;
}

.product-desc {
  font-size: 0.88rem;
  color: var(--color-text);
  line-height: 1.65;
}

/* ============================================================
   TEAM SECTION
============================================================ */
.team-slider-wrap {
  overflow: hidden;
}

.team-track {
  display: flex;
  gap: 24px;
  transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}

.team-card {
  flex: 0 0 calc(25% - 18px);
  min-width: 260px;
  background: var(--color-navy-mid);
  border: 1px solid rgba(0,200,255,0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  text-align: center;
}

.team-card:hover {
  border-color: rgba(0,200,255,0.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.team-photo-wrap {
  position: relative;
  width: 100%;
  height: 280px;
  overflow: hidden;
}

.team-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.team-card:hover .team-photo { transform: scale(1.05); }

.team-photo-placeholder {
  width: 100%;
  height: 280px;
  background: linear-gradient(135deg, #1a3055 40%, #0f2040 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: rgba(0,200,255,0.2);
}

.team-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,22,40,0.9) 0%, transparent 60%);
}

.team-body {
  padding: 20px;
}

.team-name {
  font-size: 1.1rem;
  color: var(--color-white);
  margin-bottom: 4px;
}

.team-role {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: 12px;
}

.team-bio {
  font-size: 0.82rem;
  color: var(--color-text);
  line-height: 1.6;
}

/* ============================================================
   WHY US / ABOUT STRIP
============================================================ */
.why-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 32px;
}

.why-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(0,200,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-top: 4px;
}

.why-title {
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 6px;
}

.why-desc {
  font-size: 0.88rem;
  color: var(--color-text);
}

.about-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.about-image-placeholder {
  width: 100%;
  height: 480px;
  background: linear-gradient(135deg, #1a3055 0%, #0a1628 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  color: rgba(0,200,255,0.15);
  border-radius: var(--radius-lg);
}

.about-badge {
  position: absolute;
  bottom: 24px;
  right: 24px;
  background: var(--color-amber);
  color: var(--color-navy);
  font-family: var(--font-display);
  font-weight: 800;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  text-align: center;
  line-height: 1.2;
}

.about-badge-num {
  font-size: 2rem;
  display: block;
}

.about-badge-txt {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ============================================================
   SECTORS TICKER
============================================================ */
.sectors-ticker {
  background: var(--color-steel);
  border-top: 1px solid rgba(0,200,255,0.08);
  border-bottom: 1px solid rgba(0,200,255,0.08);
  padding: 20px 0;
  overflow: hidden;
}

.sectors-track {
  display: flex;
  gap: 0;
  animation: tickerScroll 20s linear infinite;
  white-space: nowrap;
}

.sectors-track:hover { animation-play-state: paused; }

@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.sector-item {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 0 40px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text);
}

.sector-item span { color: var(--color-cyan); font-size: 1rem; }

/* ============================================================
   CONTACT SECTION
============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 32px;
}

.contact-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: rgba(0,200,255,0.08);
  border: 1px solid rgba(0,200,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contact-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: 6px;
}

.contact-value {
  color: var(--color-white);
  font-size: 1rem;
}

.contact-value a { color: var(--color-white); }
.contact-value a:hover { color: var(--color-cyan); }

/* Contact Form */
.contact-form .form-group {
  margin-bottom: 20px;
}

.contact-form label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: 8px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  background: rgba(0,200,255,0.04);
  border: 1px solid rgba(0,200,255,0.15);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-cyan);
  background: rgba(0,200,255,0.06);
}

.contact-form textarea { min-height: 130px; resize: vertical; }

.contact-form select option { background: var(--color-navy-mid); color: var(--color-white); }

/* ============================================================
   FOOTER
============================================================ */
#site-footer {
  background: #050E1A;
  border-top: 1px solid rgba(0,200,255,0.08);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand .logo-name {
  font-size: 1.4rem;
  margin-bottom: 4px;
}

.footer-tagline {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--color-amber);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-about {
  font-size: 0.88rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 28px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,200,255,0.15);
  background: rgba(0,200,255,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-text);
  transition: all var(--transition);
}

.social-link:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  background: rgba(0,200,255,0.1);
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 20px;
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition);
}

.footer-links a::before {
  content: '›';
  color: var(--color-cyan);
  font-size: 1.1rem;
}

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

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.85rem;
  color: var(--color-text);
}

.footer-contact-item span:first-child {
  flex-shrink: 0;
  color: var(--color-cyan);
  font-size: 1rem;
  margin-top: 2px;
}

.footer-bottom {
  border-top: 1px solid rgba(0,200,255,0.07);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--color-text);
}

/* ============================================================
   INNER PAGE HERO
============================================================ */
.page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-mid) 100%);
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

.page-hero .container { position: relative; z-index: 2; }

.page-hero-title {
  font-size: clamp(2.4rem, 5vw, 4rem);
  color: var(--color-white);
  margin-bottom: 16px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text);
}

.breadcrumb a { color: var(--color-cyan); }
.breadcrumb span { color: rgba(0,200,255,0.3); }

/* ============================================================
   SINGLE PROJECT / POST
============================================================ */
.entry-content {
  max-width: 780px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.85;
}

.entry-content h2, .entry-content h3 {
  margin: 2em 0 0.8em;
  color: var(--color-cyan);
}

.entry-content p { color: var(--color-text); }

/* ============================================================
   BACK TO TOP
============================================================ */
#back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-cyan);
  color: var(--color-navy);
  border: none;
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(16px);
  transition: all var(--transition);
  z-index: 900;
}

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

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .project-slide { flex: 0 0 calc(50% - 12px); }
  .team-card { flex: 0 0 calc(50% - 12px); }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 28px; }
  .hero-electric { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .project-slide { flex: 0 0 calc(100% - 0px); }
  .team-card { flex: 0 0 calc(100% - 0px); }

  #primary-nav { display: none; }
  .nav-toggle { display: flex; }
  #primary-nav.open {
    display: block;
    position: fixed;
    top: 80px; left: 0; right: 0;
    background: var(--color-navy-mid);
    border-top: 1px solid rgba(0,200,255,0.1);
    padding: 24px;
  }
  #primary-nav.open ul {
    flex-direction: column;
    gap: 8px;
  }
  .header-phone { display: none; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}