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

:root {
  --primary: #1e3a5f;
  --primary-dark: #0f2744;
  --accent: #c2410c;
  --accent-hover: #9a3412;
  --light: #f8fafc;
  --gray: #64748b;
  --dark: #0f172a;
  --white: #ffffff;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  --radius: 12px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}

.section-title p {
  color: var(--gray);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 20px auto 0;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(194, 65, 12, 0.3);
}

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

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

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

.btn-dark:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.1);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

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

.logo-text {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
  line-height: 1.2;
}

.logo-text span {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-weight: 500;
  color: var(--dark);
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

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

.nav-cta {
  margin-left: 12px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  width: 26px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 650px;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(15, 39, 68, 0.75), rgba(15, 39, 68, 0.85)), url('../images/hero.jpg') center/cover no-repeat;
  color: var(--white);
  padding-top: 80px;
}

.hero-content {
  max-width: 700px;
}

.hero-badge {
  display: inline-block;
  background: rgba(194, 65, 12, 0.2);
  border: 1px solid rgba(194, 65, 12, 0.4);
  color: #fdba74;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero h1 span {
  color: #fdba74;
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.95;
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.2);
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
}

.hero-feature i {
  color: #fdba74;
  font-size: 1.3rem;
}

/* ===== SERVICES ===== */
.services {
  background: var(--light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
  border-color: rgba(194, 65, 12, 0.15);
}

.service-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #fff7ed, #ffedd5);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 1.6rem;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}

.service-card p {
  color: var(--gray);
  font-size: 0.95rem;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.about-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-images img {
  border-radius: var(--radius);
  object-fit: cover;
  height: 220px;
  width: 100%;
  box-shadow: var(--shadow);
}

.about-images img:first-child {
  grid-column: 1 / -1;
  height: 280px;
}

.about-content h2 {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 20px;
}

.about-content p {
  color: var(--gray);
  margin-bottom: 16px;
}

.about-list {
  margin: 24px 0 32px;
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  color: var(--dark);
}

.about-list i {
  color: var(--accent);
  margin-top: 4px;
  flex-shrink: 0;
}

/* ===== ZONE ===== */
.zone {
  background: var(--primary);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.zone::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(194, 65, 12, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.zone-content {
  position: relative;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.zone h2 {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.zone p {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 32px;
}

.zone-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.zone-badge {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 12px 24px;
  border-radius: 50px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.contact-info h3 {
  font-size: 1.4rem;
  color: var(--primary);
  margin-bottom: 20px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-item i {
  width: 48px;
  height: 48px;
  background: #fff7ed;
  color: var(--accent);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-item p,
.contact-item a {
  color: var(--gray);
  font-size: 0.95rem;
}

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

.contact-form {
  background: var(--light);
  padding: 36px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-form h3 {
  font-size: 1.3rem;
  color: var(--primary);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(194, 65, 12, 0.15);
}

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

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

.form-success {
  display: none;
  background: #ecfdf5;
  color: #065f46;
  padding: 16px;
  border-radius: 8px;
  text-align: center;
  margin-top: 16px;
  font-weight: 500;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--primary-dark);
  color: var(--white);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  opacity: 0.8;
  margin-top: 16px;
  font-size: 0.95rem;
  max-width: 280px;
}

.footer h4 {
  font-size: 1.1rem;
  margin-bottom: 18px;
  color: #fdba74;
}

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

.footer ul a {
  opacity: 0.8;
  transition: var(--transition);
  font-size: 0.95rem;
}

.footer ul a:hover {
  opacity: 1;
  color: #fdba74;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.9rem;
  opacity: 0.7;
}

/* ===== FLOATING CTA ===== */
.float-cta {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.float-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.4rem;
  box-shadow: 0 6px 20px rgba(0,0,0,0.2);
  transition: var(--transition);
}

.float-btn:hover {
  transform: scale(1.1);
}

.float-phone {
  background: var(--accent);
}

.float-whatsapp {
  background: #25d366;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .about-images {
    order: -1;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transform: translateY(-150%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
  }
  
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  
  .hamburger {
    display: flex;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }
  
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }
  
  .hero {
    height: auto;
    padding: 140px 0 80px;
    min-height: auto;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .float-cta {
    bottom: 20px;
    right: 20px;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}