/* ============================================
   ALPHA-DRONE — Design System & Styles
   Premium Dark Cinematographic Theme
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

/* --- CSS Variables --- */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-glass: rgba(255, 255, 255, 0.06);
  --border-glass: rgba(255, 255, 255, 0.08);

  --green-dark: #0d7a3e;
  --green-main: #10a04f;
  --green-light: #15c760;
  --green-glow: rgba(13, 122, 62, 0.4);

  --gold-main: #f0b429;
  --gold-light: #f5c954;
  --gold-glow: rgba(240, 180, 41, 0.3);

  --text-white: #ffffff;
  --text-light: #c8c8d0;
  --text-muted: #7a7a8a;

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

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1200px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.4s ease;
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-light);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul {
  list-style: none;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Scroll 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);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-scale {
  opacity: 0;
  transform: scale(0.85);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.active {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--transition-medium);
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  padding: 12px 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-white);
  letter-spacing: -0.5px;
}

.logo-img {
  height: 60px;
  width: 60px;
  object-fit: cover;
  background: white;
  border-radius: 50%;
  border: 3px solid var(--green-dark);
  padding: 3px;
  transition: all var(--transition-medium);
}

.nav-logo:hover .logo-img {
  box-shadow: 0 0 24px var(--green-glow);
  transform: scale(1.08);
  border-color: var(--green-light);
}

.footer-logo-img {
  height: 110px;
  width: 110px;
}

/* ============================================
   SPLASH SCREEN
   ============================================ */
.splash-screen {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  overflow: hidden;
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.splash-screen.fade-out {
  opacity: 0;
  transform: scale(1.05);
  pointer-events: none;
}

.splash-screen.hidden {
  display: none;
}

.splash-bg-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(13, 122, 62, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(240, 180, 41, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.splash-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.splash-logo-wrapper {
  position: relative;
  animation: splashLogoAppear 1s ease forwards;
}

.splash-main-logo {
  width: 280px;
  height: 280px;
  object-fit: cover;
  background: white;
  border-radius: 50%;
  border: 4px solid var(--green-dark);
  padding: 10px;
  box-shadow: 0 0 80px var(--green-glow),
              0 0 120px rgba(13, 122, 62, 0.15),
              0 20px 60px rgba(0, 0, 0, 0.5);
}

@keyframes splashLogoAppear {
  0% { opacity: 0; transform: scale(0.3) rotate(-10deg); }
  50% { opacity: 1; transform: scale(1.08) rotate(2deg); }
  70% { transform: scale(0.97) rotate(-1deg); }
  100% { opacity: 1; transform: scale(1) rotate(0deg); }
}

/* Drone com imagem real */
.splash-drone {
  position: absolute;
  width: 180px;
  height: auto;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: droneOrbit 4s 0.8s ease-in-out forwards, droneHover 2s 4.8s ease-in-out infinite;
  opacity: 0;
  filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.6))
          drop-shadow(0 0 15px rgba(13, 122, 62, 0.3));
}

.splash-drone-img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

@keyframes droneOrbit {
  0% {
    opacity: 0;
    transform: translate(300px, -300px) scale(0.15) rotate(-20deg);
  }
  12% {
    opacity: 1;
    transform: translate(150px, -200px) scale(0.4) rotate(-10deg);
  }
  28% {
    transform: translate(-50%, -200px) scale(0.55) rotate(5deg);
  }
  42% {
    transform: translate(-200px, -100px) scale(0.6) rotate(-8deg);
  }
  56% {
    transform: translate(-150px, 50px) scale(0.55) rotate(5deg);
  }
  70% {
    transform: translate(100px, 30px) scale(0.5) rotate(-6deg);
  }
  85% {
    transform: translate(50px, -120px) scale(0.5) rotate(3deg);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -200px) scale(0.5) rotate(0deg);
  }
}

@keyframes droneHover {
  0%, 100% { transform: translate(-50%, -200px) scale(0.5) translateY(0); }
  50% { transform: translate(-50%, -200px) scale(0.5) translateY(-12px); }
}

.splash-scan-line {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--green-light), transparent);
  transform: translate(-50%, -50%);
  animation: scanExpand 1.5s 2.5s ease forwards;
  box-shadow: 0 0 20px var(--green-glow);
  border-radius: 2px;
}

@keyframes scanExpand {
  0% { width: 0; opacity: 0; }
  50% { width: 300px; opacity: 1; }
  100% { width: 0; opacity: 0; }
}

.splash-text {
  opacity: 0;
  animation: splashTextAppear 0.8s 1.5s ease forwards;
}

.splash-text p {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--text-muted);
}

@keyframes splashTextAppear {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.splash-loader {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
}

.splash-loader-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--green-dark), var(--green-light), var(--gold-main));
  border-radius: 3px;
  transition: width 0.1s linear;
}

.nav-logo .logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.nav-logo span {
  background: linear-gradient(135deg, var(--text-white), var(--green-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green-main), var(--gold-main));
  border-radius: 2px;
  transition: width var(--transition-medium);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  background: linear-gradient(135deg, var(--green-dark), var(--green-main));
  color: var(--text-white) !important;
  padding: 10px 24px !important;
  border-radius: var(--radius-full);
  font-weight: 600 !important;
  border: 1px solid rgba(16, 160, 79, 0.3);
  box-shadow: 0 4px 20px var(--green-glow);
  transition: all var(--transition-medium) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--green-glow);
}

/* Mobile Menu */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  background: none;
  border: none;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-white);
  border-radius: 2px;
  transition: all var(--transition-medium);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translateY(5px) translateX(5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-5px) translateX(5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.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 {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.35) saturate(1.2);
  transform: scale(1.1);
  transition: transform 8s ease;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 10, 15, 0.3) 0%,
    rgba(10, 10, 15, 0.1) 40%,
    rgba(10, 10, 15, 0.7) 80%,
    rgba(10, 10, 15, 1) 100%
  );
  z-index: 1;
}

/* Animated particles overlay */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.hero-particles::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--green-glow) 0%, transparent 70%);
  top: 20%;
  left: 10%;
  animation: float-glow 8s ease-in-out infinite;
}

.hero-particles::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--gold-glow) 0%, transparent 70%);
  bottom: 20%;
  right: 15%;
  animation: float-glow 10s ease-in-out infinite reverse;
}

@keyframes float-glow {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
  50% { transform: translate(30px, -30px) scale(1.2); opacity: 0.7; }
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  padding: 8px 20px;
  font-size: 0.85rem;
  color: var(--green-light);
  margin-bottom: 28px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: fadeInDown 0.8s ease forwards;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 24px;
  letter-spacing: -2px;
  animation: fadeInUp 0.8s 0.2s ease forwards;
  opacity: 0;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--green-light), var(--gold-main));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.8;
  animation: fadeInUp 0.8s 0.4s ease forwards;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s 0.6s ease forwards;
  opacity: 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-main));
  color: var(--text-white);
  padding: 16px 36px;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  border: 1px solid rgba(16, 160, 79, 0.3);
  box-shadow: 0 4px 30px var(--green-glow);
  cursor: pointer;
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--green-main), var(--green-light));
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 40px var(--green-glow);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary span,
.btn-primary svg {
  position: relative;
  z-index: 1;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-glass);
  color: var(--text-white);
  padding: 16px 36px;
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor: pointer;
  transition: all var(--transition-medium);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.15);
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  animation: bounce 2s infinite;
}

.hero-scroll .scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--green-main), transparent);
  animation: scrollLine 2s infinite;
}

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

@keyframes scrollLine {
  0% { opacity: 1; height: 40px; }
  100% { opacity: 0; height: 0; }
}

/* ============================================
   SECTION HEADERS (Reusable)
   ============================================ */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--green-main);
  margin-bottom: 16px;
}

.section-tag::before,
.section-tag::after {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--green-main);
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-header h2 .highlight {
  background: linear-gradient(135deg, var(--green-light), var(--gold-main));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: var(--section-padding);
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-content h3 {
  font-size: 1.1rem;
  color: var(--green-main);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.about-content h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.about-content p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 1.02rem;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  transition: all var(--transition-medium);
}

.about-feature:hover {
  background: rgba(13, 122, 62, 0.08);
  border-color: rgba(13, 122, 62, 0.2);
  transform: translateY(-2px);
}

.about-feature svg {
  width: 20px;
  height: 20px;
  color: var(--green-light);
  flex-shrink: 0;
}

.about-feature span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-light);
}

.about-image {
  position: relative;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
}

.about-image-wrapper img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about-image-wrapper:hover img {
  transform: scale(1.05);
}

.about-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 122, 62, 0.1), transparent);
  pointer-events: none;
}

/* Floating stats card on about image */
.about-float-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: rgba(17, 17, 24, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px 28px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.about-float-card .card-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--green-light), var(--gold-main));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-float-card .card-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  padding: var(--section-padding);
  position: relative;
  background: var(--bg-secondary);
}

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

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-card {
  position: relative;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-slow);
  cursor: pointer;
  group: true;
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(13, 122, 62, 0.3);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4),
              0 0 40px var(--green-glow);
}

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

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover .service-card-image img {
  transform: scale(1.1);
}

.service-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, var(--bg-glass) 100%);
}

.service-card-content {
  padding: 28px 28px 32px;
}

.service-card-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-main));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px var(--green-glow);
  transition: all var(--transition-medium);
}

.service-card:hover .service-card-icon {
  transform: scale(1.1) rotate(-5deg);
  box-shadow: 0 8px 30px var(--green-glow);
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  transition: color var(--transition-fast);
}

.service-card:hover h3 {
  color: var(--green-light);
}

.service-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--green-main);
  transition: all var(--transition-medium);
}

.service-card:hover .service-card-link {
  color: var(--green-light);
  gap: 12px;
}

/* ============================================
   PORTFOLIO / GALLERY SECTION
   ============================================ */
.portfolio {
  padding: var(--section-padding);
  position: relative;
}

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

.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
  border: 1px solid var(--border-glass);
}

.portfolio-item.tall {
  grid-row: span 2;
  aspect-ratio: auto;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 30%,
    rgba(10, 10, 15, 0.9) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.portfolio-overlay span {
  font-size: 0.85rem;
  color: var(--green-light);
}

/* ============================================
   STATS / DIFFERENTIALS SECTION
   ============================================ */
.stats {
  padding: 80px 0;
  position: relative;
  background: var(--bg-secondary);
  overflow: hidden;
}

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

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

.stat-item {
  text-align: center;
  padding: 32px 20px;
  position: relative;
}

.stat-item::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--border-glass);
}

.stat-item:last-child::after {
  display: none;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--green-light), var(--gold-main));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-main);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
  padding: var(--section-padding);
  position: relative;
}

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

.contact-info h3 {
  font-size: 1.1rem;
  color: var(--green-main);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.contact-info h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.contact-info > p {
  color: var(--text-muted);
  margin-bottom: 36px;
  font-size: 1.02rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-method {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  transition: all var(--transition-medium);
}

.contact-method:hover {
  background: rgba(13, 122, 62, 0.08);
  border-color: rgba(13, 122, 62, 0.2);
  transform: translateX(8px);
}

.contact-method-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-main));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-white);
  flex-shrink: 0;
}

.contact-method-text h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-method-text p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Contact Form */
.contact-form {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.contact-form h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact-form > p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-light);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-main);
  box-shadow: 0 0 0 3px var(--green-glow);
  background: rgba(255, 255, 255, 0.06);
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237a7a8a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

.form-group select option {
  background: var(--bg-secondary);
  color: var(--text-white);
}

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

.form-submit {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-main));
  color: var(--text-white);
  border: 1px solid rgba(16, 160, 79, 0.3);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 30px var(--green-glow);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.form-submit::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--green-main), var(--green-light));
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px var(--green-glow);
}

.form-submit:hover::before {
  opacity: 1;
}

.form-submit span,
.form-submit svg {
  position: relative;
  z-index: 1;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 60px 0 30px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-glass);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 300px;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  transition: all var(--transition-medium);
}

.footer-social a:hover {
  background: var(--green-dark);
  border-color: var(--green-main);
  color: var(--text-white);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
  color: var(--text-white);
}

.footer-col a {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 6px 0;
  transition: all var(--transition-fast);
}

.footer-col a:hover {
  color: var(--green-light);
  padding-left: 8px;
}

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

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4);
  cursor: pointer;
  transition: all var(--transition-medium);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.6);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: white;
}

@keyframes pulse-whatsapp {
  0% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4), 0 0 0 12px rgba(37, 211, 102, 0.1); }
  100% { box-shadow: 0 4px 24px rgba(37, 211, 102, 0.4); }
}

.whatsapp-tooltip {
  position: absolute;
  right: 72px;
  top: 50%;
  transform: translateY(-50%);
  background: white;
  color: #333;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: white;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image {
    order: -1;
  }

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

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

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

  .stat-item:nth-child(2)::after {
    display: none;
  }

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

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

@media (max-width: 768px) {
  :root {
    --section-padding: 72px 0;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 32px;
    padding: 40px;
    transition: right var(--transition-slow);
    border-left: 1px solid var(--border-glass);
  }

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

  .nav-links a {
    font-size: 1.2rem;
  }

  .nav-toggle {
    display: flex;
  }

  .hero h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-description {
    font-size: 1rem;
  }

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

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

  .about-float-card {
    position: relative;
    bottom: auto;
    right: auto;
    margin-top: 16px;
  }

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

  .portfolio-item.tall {
    grid-row: span 1;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .stat-item {
    padding: 20px 12px;
  }

  .stat-item::after {
    display: none;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .contact-form {
    padding: 28px;
  }
}

@media (max-width: 480px) {
  .hero-badge {
    font-size: 0.75rem;
    padding: 6px 14px;
  }

  .section-header h2 {
    font-size: 1.8rem;
  }

  .service-card-content {
    padding: 20px 20px 24px;
  }

  .stat-number {
    font-size: 2rem;
  }
}

/* ============================================
   SUCCESS MESSAGE (Form)
   ============================================ */
.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

.form-success.active {
  display: block;
  animation: fadeInUp 0.6s ease;
}

.form-success-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--green-dark), var(--green-main));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.8rem;
}

.form-success h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.form-success p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ============================================
   UTILITY
   ============================================ */
.text-gradient {
  background: linear-gradient(135deg, var(--green-light), var(--gold-main));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glow decoration */
.glow-decoration {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.08;
  pointer-events: none;
}

.glow-green {
  background: var(--green-main);
}

.glow-gold {
  background: var(--gold-main);
}