/* ============================================================
   ELECTRA — Electrical Contractor Template
   Design Tokens & Custom Properties
   ============================================================ */
:root {
  /* Brand palette */
  --blue: #1565C0;
  --blue-dark: #0D47A1;
  --blue-light: #1E88E5;
  --yellow: #FFB300;
  --yellow-dark: #FF8F00;
  --dark: #0D1B2A;
  --dark-mid: #1B2838;
  --light: #F0F4FF;
  --white: #FFFFFF;
  --gray-100: #F5F7FA;
  --gray-200: #E8ECF1;
  --gray-300: #CBD2DC;
  --gray-500: #6B7A8D;
  --gray-700: #3A4A5C;
  --gray-900: #1A2332;

  /* Typography */
  --font-heading: 'Chakra Petch', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing scale (fluid) */
  --sp-xs: clamp(0.25rem, 0.5vw, 0.5rem);
  --sp-sm: clamp(0.5rem, 1vw, 0.75rem);
  --sp-md: clamp(1rem, 2vw, 1.5rem);
  --sp-lg: clamp(1.5rem, 3vw, 2.5rem);
  --sp-xl: clamp(2rem, 5vw, 4rem);
  --sp-2xl: clamp(3rem, 6vw, 5rem);

  /* Layout */
  --max-w: 1200px;
  --radius: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration: 0.3s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--white);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--dark);
  line-height: 1.2;
}

/* ============================================================
   Utility Classes
   ============================================================ */
.container {
  width: min(90%, var(--max-w));
  margin-inline: auto;
}

.section {
  padding: var(--sp-2xl) 0;
}

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

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--white);
}

.section--light {
  background: var(--light);
}

.text-center { text-align: center; }
.text-blue { color: var(--blue); }
.text-yellow { color: var(--yellow); }
.text-white { color: var(--white); }
.mb-sm { margin-bottom: var(--sp-sm); }
.mb-md { margin-bottom: var(--sp-md); }
.mb-lg { margin-bottom: var(--sp-lg); }
.mb-xl { margin-bottom: var(--sp-xl); }

.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: var(--sp-sm);
  position: relative;
  padding-left: 2rem;
}

.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1.2rem;
  height: 2px;
  background: var(--yellow);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: var(--sp-md);
}

.section-desc {
  font-size: clamp(1rem, 1.2vw, 1.1rem);
  color: var(--gray-500);
  max-width: 600px;
}

.section-desc.centered {
  margin-inline: auto;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.btn--primary {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}

.btn--primary:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(21, 101, 192, 0.3);
}

.btn--yellow {
  background: var(--yellow);
  color: var(--dark);
  border-color: var(--yellow);
}

.btn--yellow:hover {
  background: var(--yellow-dark);
  border-color: var(--yellow-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 179, 0, 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
}

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

.btn--ghost {
  background: transparent;
  color: var(--blue);
  border-color: var(--blue);
}

.btn--ghost:hover {
  background: var(--blue);
  color: var(--white);
}

/* ============================================================
   Lightning Bolt SVG Icon (inline motif)
   ============================================================ */
.bolt-icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  vertical-align: -0.125em;
  fill: currentColor;
}

/* ============================================================
   Circuit Pattern Background
   ============================================================ */
.circuit-bg {
  position: relative;
}

.circuit-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(21, 101, 192, 0.04) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 179, 0, 0.03) 0%, transparent 40%),
    linear-gradient(90deg, transparent 49.5%, rgba(21, 101, 192, 0.03) 49.5%, rgba(21, 101, 192, 0.03) 50.5%, transparent 50.5%),
    linear-gradient(0deg, transparent 49.5%, rgba(21, 101, 192, 0.03) 49.5%, rgba(21, 101, 192, 0.03) 50.5%, transparent 50.5%);
  background-size: 100% 100%, 100% 100%, 60px 60px, 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.circuit-bg > * {
  position: relative;
  z-index: 1;
}

/* ============================================================
   Scroll Animations (IntersectionObserver)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(25px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.12s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.19s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.26s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.33s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.40s; }

.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

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

.header--transparent {
  background: transparent;
}

.header--solid {
  background: rgba(13, 27, 42, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
}

.logo__bolt {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--yellow);
  color: var(--dark);
  border-radius: var(--radius);
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a {
  padding: 0.5rem 1rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  border-radius: var(--radius);
  transition: color var(--duration), background var(--duration);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.nav-links a.active {
  color: var(--yellow);
}

.nav-cta {
  margin-left: var(--sp-sm);
}

/* Burger Menu */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--duration), opacity var(--duration);
}

.burger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.burger.open span:nth-child(2) {
  opacity: 0;
}

.burger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(13, 27, 42, 0.97);
  backdrop-filter: blur(12px);
  z-index: 999;
  padding: var(--sp-lg);
  flex-direction: column;
  gap: 0;
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.3s, transform 0.3s;
}

.mobile-nav.open {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav a {
  display: block;
  padding: 1rem 0;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: color var(--duration);
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--yellow);
}

.mobile-nav .btn {
  margin-top: var(--sp-md);
  text-align: center;
  justify-content: center;
}

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

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

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(13, 27, 42, 0.92) 0%,
    rgba(13, 27, 42, 0.75) 50%,
    rgba(21, 101, 192, 0.3) 100%
  );
  z-index: 1;
}

/* Circuit grid overlay on hero */
.hero__circuit {
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image:
    linear-gradient(90deg, rgba(21, 101, 192, 0.06) 1px, transparent 1px),
    linear-gradient(0deg, rgba(21, 101, 192, 0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 30% 60%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 30% 60%, black 20%, transparent 70%);
}

/* Animated bolt accent */
.hero__bolt {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  font-size: clamp(8rem, 15vw, 14rem);
  color: rgba(255, 179, 0, 0.08);
  line-height: 1;
  pointer-events: none;
  animation: bolt-pulse 4s ease-in-out infinite;
}

@keyframes bolt-pulse {
  0%, 100% { opacity: 0.06; transform: translateY(-50%) scale(1); }
  50% { opacity: 0.12; transform: translateY(-50%) scale(1.03); }
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: 680px;
  padding-top: 72px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(255, 179, 0, 0.15);
  border: 1px solid rgba(255, 179, 0, 0.3);
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--yellow);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--sp-md);
}

.hero__title {
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  color: var(--white);
  margin-bottom: var(--sp-md);
  line-height: 1.1;
}

.hero__title span {
  color: var(--yellow);
}

.hero__desc {
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--sp-lg);
  max-width: 520px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-xl);
}

.hero__stats {
  display: flex;
  gap: var(--sp-xl);
  padding-top: var(--sp-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero__stat-num {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--yellow);
}

.hero__stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 0.15rem;
}

/* ============================================================
   ABOUT SECTION (home)
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-xl);
  align-items: center;
}

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

.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.about-img__badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: var(--blue);
  color: var(--white);
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  font-family: var(--font-heading);
}

.about-img__badge strong {
  display: block;
  font-size: 2rem;
  line-height: 1;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
  margin: var(--sp-lg) 0;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.about-feature__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(21, 101, 192, 0.1);
  color: var(--blue);
  border-radius: var(--radius);
  font-size: 1.1rem;
}

.about-feature h4 {
  font-size: 0.95rem;
  margin-bottom: 0.15rem;
}

.about-feature p {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ============================================================
   SERVICE CARDS
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-lg);
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: transform var(--duration), box-shadow var(--duration);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(13, 27, 42, 0.1);
}

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

.service-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.service-card:hover .service-card__img img {
  transform: scale(1.05);
}

.service-card__tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.3rem 0.75rem;
  background: var(--yellow);
  color: var(--dark);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.service-card__body {
  padding: 1.5rem;
}

.service-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(21, 101, 192, 0.1);
  color: var(--blue);
  border-radius: var(--radius);
  font-size: 1.3rem;
  margin-bottom: var(--sp-sm);
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-bottom: var(--sp-sm);
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue);
  transition: gap var(--duration);
}

.service-card__link:hover {
  gap: 0.7rem;
}

.service-card__link svg {
  width: 16px;
  height: 16px;
}

/* ============================================================
   PROJECT GALLERY
   ============================================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-md);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13, 27, 42, 0.85), transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity var(--duration);
}

.gallery-item:hover .gallery-item__overlay {
  opacity: 1;
}

.gallery-item__overlay h4 {
  color: var(--white);
  font-size: 1rem;
}

.gallery-item__overlay span {
  color: var(--yellow);
  font-size: 0.8rem;
  font-family: var(--font-heading);
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-lg);
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--gray-200);
  position: relative;
}

.testimonial-card__quote {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 2.5rem;
  color: rgba(21, 101, 192, 0.1);
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-card__stars {
  display: flex;
  gap: 0.15rem;
  margin-bottom: var(--sp-sm);
  color: var(--yellow);
  font-size: 0.9rem;
}

.testimonial-card p {
  font-size: 0.95rem;
  color: var(--gray-700);
  margin-bottom: var(--sp-md);
  font-style: italic;
  line-height: 1.7;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--blue);
}

.testimonial-card__name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
}

.testimonial-card__role {
  font-size: 0.8rem;
  color: var(--gray-500);
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  position: relative;
  background: var(--dark);
  border-radius: var(--radius-lg);
  padding: var(--sp-xl) var(--sp-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: var(--sp-lg);
}

.cta-banner__circuit {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(21, 101, 192, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(21, 101, 192, 0.08) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.5;
}

.cta-banner > * {
  position: relative;
  z-index: 1;
}

.cta-banner h2 {
  color: var(--white);
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.5rem;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 1rem;
}

.cta-banner__bolt {
  font-size: 4rem;
  color: rgba(255, 179, 0, 0.2);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.6);
  padding: var(--sp-2xl) 0 var(--sp-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--sp-xl);
  margin-bottom: var(--sp-xl);
}

.footer-brand p {
  margin-top: var(--sp-sm);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: var(--sp-md);
  position: relative;
  padding-bottom: 0.75rem;
}

.footer h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--yellow);
}

.footer-links a {
  display: block;
  padding: 0.35rem 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--duration), padding-left var(--duration);
}

.footer-links a:hover {
  color: var(--yellow);
  padding-left: 0.3rem;
}

.footer-contact a {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.4rem 0;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-contact a:hover {
  color: var(--yellow);
}

.footer-contact svg {
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--sp-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
  border-radius: var(--radius);
  transition: background var(--duration), color var(--duration);
}

.footer-social a:hover {
  background: var(--blue);
  color: var(--white);
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  position: relative;
  padding: calc(72px + var(--sp-2xl)) 0 var(--sp-xl);
  background: var(--dark);
  overflow: hidden;
}

.page-hero__circuit {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(21, 101, 192, 0.05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(21, 101, 192, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}

.page-hero__bolt {
  position: absolute;
  right: 5%;
  top: 30%;
  font-size: 10rem;
  color: rgba(255, 179, 0, 0.06);
  line-height: 1;
  pointer-events: none;
}

.page-hero > * {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
}

.breadcrumb {
  display: flex;
  gap: 0.5rem;
  margin-top: var(--sp-sm);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.5);
}

.breadcrumb a:hover {
  color: var(--yellow);
}

.breadcrumb .sep {
  color: rgba(255, 255, 255, 0.3);
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-xl);
  align-items: center;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-lg);
}

.value-card {
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  transition: transform var(--duration), box-shadow var(--duration);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(13, 27, 42, 0.08);
}

.value-card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(21, 101, 192, 0.1);
  color: var(--blue);
  border-radius: 50%;
  font-size: 1.5rem;
  margin: 0 auto var(--sp-md);
}

.value-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.value-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
}

/* Team grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-lg);
}

.team-card {
  text-align: center;
}

.team-card__img {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--sp-sm);
  aspect-ratio: 3 / 4;
}

.team-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-card h4 {
  font-size: 1rem;
}

.team-card span {
  font-size: 0.85rem;
  color: var(--blue);
}

/* ============================================================
   SERVICES PAGE
   ============================================================ */
.services-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-xl);
}

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-lg);
  align-items: center;
  padding: var(--sp-xl) 0;
  border-bottom: 1px solid var(--gray-200);
}

.service-detail:nth-child(even) {
  direction: rtl;
}

.service-detail:nth-child(even) > * {
  direction: ltr;
}

.service-detail__img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 10;
}

.service-detail__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-detail__content h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.service-detail__content p {
  color: var(--gray-500);
  margin-bottom: var(--sp-md);
}

.service-detail__list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-detail__list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.service-detail__list svg {
  flex-shrink: 0;
  color: var(--blue);
}

/* Process steps */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-lg);
  counter-reset: step;
}

.process-step {
  text-align: center;
  position: relative;
  counter-increment: step;
}

.process-step__num {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: 50%;
  margin: 0 auto var(--sp-md);
}

.process-step h4 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.process-step p {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--sp-xl);
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  transition: border-color var(--duration);
}

.contact-info-card:hover {
  border-color: var(--blue);
}

.contact-info-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(21, 101, 192, 0.1);
  color: var(--blue);
  border-radius: var(--radius);
  font-size: 1.1rem;
}

.contact-info-card h4 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.contact-info-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
}

/* Form */
.form-group {
  margin-bottom: var(--sp-md);
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--gray-700);
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  transition: border-color var(--duration), box-shadow var(--duration);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(21, 101, 192, 0.1);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
}

/* Form feedback messages */
.form-feedback {
  display: none;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin-top: var(--sp-sm);
}

.form-ok {
  display: block;
  background: rgba(46, 125, 50, 0.1);
  color: #2E7D32;
  border: 1px solid rgba(46, 125, 50, 0.2);
}

.form-err {
  display: block;
  background: rgba(211, 47, 47, 0.1);
  color: #D32F2F;
  border: 1px solid rgba(211, 47, 47, 0.2);
}

/* Map placeholder */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 300px;
  background: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  font-family: var(--font-heading);
  margin-top: var(--sp-lg);
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration), transform var(--duration);
  z-index: 100;
  font-size: 1.2rem;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--blue-dark);
  transform: translateY(-3px);
}

/* ============================================================
   RESPONSIVE — Tablet (980px)
   ============================================================ */
@media (max-width: 980px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .burger {
    display: flex;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .testimonials-track {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-lg);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--sp-lg);
  }

  .about-content-grid {
    grid-template-columns: 1fr;
  }

  .services-detail-grid {
    grid-template-columns: 1fr;
  }

  .service-detail {
    grid-template-columns: 1fr;
  }

  .service-detail:nth-child(even) {
    direction: ltr;
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-banner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .cta-banner__bolt {
    display: none;
  }

  .hero__bolt {
    display: none;
  }
}

/* ============================================================
   RESPONSIVE — Mobile (720px)
   ============================================================ */
@media (max-width: 720px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-sm);
  }

  .testimonials-track {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--sp-sm);
    text-align: center;
  }

  .hero__stats {
    flex-direction: column;
    gap: var(--sp-md);
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    justify-content: center;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-md);
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }
}