/* ============================================================
   ACOSTA ELECTRIC - Modern Static Site Styles
   ============================================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  --blue: #0066FF;
  --blue-light: #3388FF;
  --blue-dark: #0044CC;
  --navy: #0A1628;
  --navy-light: #112240;
  --amber: #F5A623;
  --amber-light: #FFD080;
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;

  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
  --shadow-glow: 0 0 30px rgba(0,102,255,0.3);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 800;
  line-height: 1.2;
  color: var(--navy);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--delay, 0s);
}

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

/* ---------- Section Shared ---------- */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--blue);
  background: rgba(0,102,255,0.08);
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.2);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--white);
  z-index: 1001;
}

.logo-icon {
  font-size: 1.6rem;
  filter: drop-shadow(0 0 8px rgba(245,166,35,0.6));
  animation: pulse-glow 2s ease-in-out infinite;
}

.logo-highlight {
  color: var(--amber);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: rgba(255,255,255,0.85);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

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

.nav-link.nav-cta {
  background: var(--blue);
  color: var(--white);
  font-weight: 600;
  margin-left: 8px;
}

.nav-link.nav-cta:hover {
  background: var(--blue-light);
  box-shadow: var(--shadow-glow);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger-line {
  display: block;
  width: 26px;
  height: 2.5px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Overlay */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.6);
  backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  transition: opacity var(--transition);
}

.mobile-overlay.active {
  opacity: 1;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--navy) 0%, #0d2137 30%, #0a1e3d 60%, #06142e 100%);
}

/* Animated electricity/particle effect */
.hero-gradient::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(0,102,255,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(245,166,35,0.1) 0%, transparent 40%),
    radial-gradient(ellipse at 60% 80%, rgba(0,102,255,0.1) 0%, transparent 45%);
  animation: hero-shimmer 8s ease-in-out infinite alternate;
}

.hero-gradient::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 60%, rgba(255,255,255,0.2) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 10%, rgba(255,255,255,0.25) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 40%, rgba(255,255,255,0.2) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 70%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(2px 2px at 15% 80%, rgba(0,102,255,0.4) 0%, transparent 100%),
    radial-gradient(2px 2px at 85% 50%, rgba(245,166,35,0.3) 0%, transparent 100%);
  animation: twinkle 4s ease-in-out infinite alternate;
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-particles::before,
.hero-particles::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  filter: blur(80px);
  animation: float-particle 12s ease-in-out infinite;
}

.hero-particles::before {
  background: rgba(0,102,255,0.12);
  top: 10%;
  left: 15%;
}

.hero-particles::after {
  background: rgba(245,166,35,0.08);
  bottom: 10%;
  right: 15%;
  animation-delay: -6s;
  animation-direction: reverse;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 24px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid rgba(245,166,35,0.3);
  padding: 8px 20px;
  border-radius: 50px;
  margin-bottom: 24px;
  background: rgba(245,166,35,0.05);
}

.hero-title {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  color: var(--white);
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.text-glow {
  color: var(--amber);
  text-shadow: 0 0 40px rgba(245,166,35,0.4), 0 0 80px rgba(245,166,35,0.15);
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: rgba(255,255,255,0.7);
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.4);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: bounce-down 2s ease-in-out infinite;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid rgba(255,255,255,0.4);
  border-bottom: 2px solid rgba(255,255,255,0.4);
  transform: rotate(45deg);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--blue-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

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

.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

.btn-glow {
  position: relative;
  overflow: hidden;
}

.btn-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(45deg, var(--blue), var(--amber), var(--blue));
  border-radius: inherit;
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition);
  filter: blur(8px);
}

.btn-glow:hover::before {
  opacity: 0.6;
  animation: glow-rotate 3s linear infinite;
}

.btn-icon {
  font-size: 1.1em;
}

.btn-icon-svg {
  flex-shrink: 0;
  vertical-align: middle;
  position: relative;
  top: -1px;
}

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

/* ============================================================
   SERVICES
   ============================================================ */
.services {
  padding: 120px 0;
  background: var(--gray-50);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-200), transparent);
}

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

/* Glassmorphism Cards */
.service-card {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.8);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,102,255,0.03) 0%, rgba(245,166,35,0.03) 100%);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0,102,255,0.12), 0 0 0 1px rgba(0,102,255,0.1);
  border-color: rgba(0,102,255,0.2);
}

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

.card-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0,102,255,0.08), rgba(0,102,255,0.04));
  border-radius: var(--radius-md);
  color: var(--blue);
  transition: all var(--transition);
}

.icon-svg {
  width: 36px;
  height: 36px;
}

.service-card:hover .card-icon {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: var(--white);
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(0,102,255,0.3);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
  font-weight: 700;
}

.card-text {
  font-size: 0.95rem;
  color: var(--gray-500);
  margin-bottom: 20px;
  line-height: 1.7;
}

.card-link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition);
}

.card-link:hover {
  gap: 8px;
  color: var(--blue-dark);
}

/* ============================================================
   ABOUT
   ============================================================ */
.about {
  padding: 120px 0;
  position: relative;
  overflow: hidden;
}

.about-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(0,102,255,0.04) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(245,166,35,0.04) 0%, transparent 50%);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text {
  font-size: 1.05rem;
  color: var(--gray-600);
  margin-bottom: 20px;
}

.about-stats {
  display: flex;
  gap: 32px;
  margin: 40px 0;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 100px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 900;
  color: var(--blue);
  line-height: 1;
}

.stat-suffix {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  color: var(--blue);
}

.stat-icon {
  font-size: 2.5rem;
  color: var(--blue);
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon svg {
  stroke: var(--blue);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--gray-500);
  font-weight: 500;
  margin-top: 4px;
}

.section-image {
  width: 100%;
  height: 100%;
  min-height: 350px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.portfolio-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius-md);
  transition: transform var(--transition);
}

.portfolio-item:hover .portfolio-image {
  transform: scale(1.03);
}

.about-image-placeholder,
.detail-image-placeholder,
.portfolio-placeholder {
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  min-height: 350px;
  position: relative;
  overflow: hidden;
}

.about-image-placeholder::before,
.detail-image-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,102,255,0.1) 0%, transparent 60%);
}

.placeholder-icon {
  font-size: 3rem;
  opacity: 0.6;
  filter: drop-shadow(0 0 20px rgba(0,102,255,0.3));
}

/* ============================================================
   DETAIL SECTIONS
   ============================================================ */
.detail-section {
  padding: 120px 0;
  position: relative;
}

.detail-section:nth-child(even) {
  background: var(--gray-50);
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.detail-grid-reverse {
  direction: rtl;
}

.detail-grid-reverse > * {
  direction: ltr;
}

.detail-content .section-tag {
  margin-bottom: 12px;
}

.detail-content .section-title {
  margin-bottom: 20px;
}

.detail-content p {
  color: var(--gray-600);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.detail-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 32px 0;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}

.feature-item:hover {
  border-color: rgba(0,102,255,0.2);
  box-shadow: 0 4px 20px rgba(0,102,255,0.08);
  transform: translateX(4px);
}

.feature-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.feature-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  margin-bottom: 4px;
  color: var(--navy);
}

.feature-item p {
  font-size: 0.9rem !important;
  margin-bottom: 0 !important;
  color: var(--gray-500) !important;
}

.detail-list {
  margin: 24px 0 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.detail-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
  color: var(--gray-700);
  padding: 10px 16px;
  background: var(--white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}

.detail-list li:hover {
  border-color: rgba(0,102,255,0.2);
  transform: translateX(4px);
  box-shadow: 0 2px 12px rgba(0,102,255,0.06);
}

.list-icon {
  font-size: 1.3rem;
}

/* Benefits grid */
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: linear-gradient(135deg, rgba(0,102,255,0.04), rgba(0,102,255,0.01));
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-700);
  border: 1px solid rgba(0,102,255,0.08);
}

.benefit-icon {
  font-size: 1.3rem;
}

.subsection-title {
  font-size: 1.4rem;
  margin: 32px 0 16px;
  color: var(--navy);
}

/* ============================================================
   PARALLAX DIVIDER
   ============================================================ */
.parallax-divider {
  position: relative;
  padding: 120px 24px;
  background: linear-gradient(135deg, var(--navy) 0%, #0d2a4a 50%, var(--navy) 100%);
  text-align: center;
  overflow: hidden;
}

.parallax-divider::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(0,102,255,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 50%, rgba(245,166,35,0.08) 0%, transparent 50%);
}

.parallax-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.parallax-content h2 {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: var(--white);
  margin-bottom: 20px;
  font-weight: 700;
}

.parallax-content p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

/* ============================================================
   PORTFOLIO
   ============================================================ */
.portfolio {
  padding: 120px 0;
  background: var(--gray-50);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.portfolio-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}

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

.portfolio-placeholder {
  min-height: 220px;
  border-radius: var(--radius-md);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.portfolio-cta {
  text-align: center;
}

.portfolio-cta p {
  color: var(--gray-500);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.portfolio-cta .btn-outline {
  color: var(--navy);
  border-color: var(--gray-300);
}

.portfolio-cta .btn-outline:hover {
  border-color: var(--blue);
  color: var(--blue);
  background: rgba(0,102,255,0.04);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  padding: 120px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.contact-card {
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,102,255,0.15);
  border-radius: var(--radius-sm);
  color: var(--blue-light);
}

.contact-icon svg {
  stroke: var(--blue-light);
}

.contact-item strong {
  display: block;
  color: rgba(255,255,255,0.6);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.contact-item a,
.contact-item p {
  color: var(--white);
  font-size: 1rem;
  display: block;
  line-height: 1.6;
}

.contact-item a:hover {
  color: var(--amber);
}

.service-area-note {
  margin-top: 20px;
  padding: 16px 20px;
  background: rgba(0,102,255,0.04);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0,102,255,0.1);
}

.service-area-note p {
  font-size: 0.9rem;
  color: var(--gray-600);
}

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 16px 0 8px;
  border: none;
  border-bottom: 2px solid var(--gray-200);
  background: transparent;
  color: var(--gray-800);
  outline: none;
  transition: border-color var(--transition);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group label {
  position: absolute;
  left: 0;
  top: 16px;
  font-size: 1rem;
  color: var(--gray-400);
  pointer-events: none;
  transition: all var(--transition);
}

.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: -8px;
  font-size: 0.75rem;
  color: var(--blue);
  font-weight: 600;
}

.form-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--blue);
  transition: width var(--transition);
}

.form-group input:focus ~ .form-line,
.form-group textarea:focus ~ .form-line {
  width: 100%;
}

.form-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
}

.footer-links h4,
.footer-contact h4 {
  color: var(--white);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

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

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  transition: all var(--transition);
}

.footer-links a:hover {
  color: var(--amber);
  padding-left: 4px;
}

.footer-contact p,
.footer-contact a {
  font-size: 0.9rem;
  display: block;
  margin-bottom: 8px;
  color: rgba(255,255,255,0.5);
}

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

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,0.5);
  transition: all var(--transition);
}

.social-link:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-2px);
}

.social-link-bbb {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.35);
}

/* ============================================================
   KEYFRAMES
   ============================================================ */
@keyframes hero-shimmer {
  0% { opacity: 0.6; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.05); }
}

@keyframes twinkle {
  0% { opacity: 0.4; }
  100% { opacity: 1; }
}

@keyframes float-particle {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(50px, -30px) scale(1.1); }
  66% { transform: translate(-30px, 20px) scale(0.9); }
}

@keyframes pulse-glow {
  0%, 100% { filter: drop-shadow(0 0 8px rgba(245,166,35,0.6)); }
  50% { filter: drop-shadow(0 0 16px rgba(245,166,35,0.9)); }
}

@keyframes bounce-down {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

@keyframes glow-rotate {
  0% { filter: blur(8px) hue-rotate(0deg); }
  100% { filter: blur(8px) hue-rotate(360deg); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .detail-grid,
  .detail-grid-reverse {
    grid-template-columns: 1fr;
    gap: 40px;
    direction: ltr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

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

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--navy);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 32px;
    gap: 4px;
    transition: right var(--transition);
    z-index: 1000;
    box-shadow: -10px 0 40px rgba(0,0,0,0.3);
  }

  .nav-menu.active {
    right: 0;
  }

  .mobile-overlay {
    display: block;
    pointer-events: none;
  }

  .mobile-overlay.active {
    pointer-events: all;
  }

  .nav-link {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
  }

  .nav-link.nav-cta {
    margin-left: 0;
    margin-top: 12px;
    text-align: center;
    justify-content: center;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    padding: 14px 28px;
    font-size: 0.95rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .service-card {
    padding: 32px 24px;
  }

  .about-stats {
    justify-content: center;
  }

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

  .portfolio-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .portfolio-placeholder {
    min-height: 160px;
    font-size: 0.8rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-scroll-indicator {
    display: none;
  }

  section {
    padding: 80px 0 !important;
  }

  .section-header {
    margin-bottom: 40px;
  }
}

@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .contact-card {
    padding: 28px 20px;
  }
}