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

:root {
  --primary: #1a6b4e;
  --primary-light: #e8f5ee;
  --primary-dark: #0f4a35;
  --accent: #d4a853;
  --accent-light: #fdf6e3;
  --text: #1a1a2e;
  --text-light: #555;
  --bg: #ffffff;
  --bg-alt: #f8faf9;
  --border: #e0e0e0;
  --shadow: 0 2px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
  --max-width: 1200px;
  --whatsapp: #25D366;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

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

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== TOP BANNER ===== */
.top-banner {
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
}

.nav-logo svg { width: 36px; height: 36px; }

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

/* Language selector */
.lang-selector { position: relative; }

#lang-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: white;
  cursor: pointer;
  font-size: 0.85rem;
  transition: var(--transition);
}

#lang-toggle:hover { border-color: var(--primary); }

#lang-toggle::after {
  content: "▾";
  font-size: 0.7rem;
  color: var(--text-light);
}

#lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  display: none;
  min-width: 170px;
  z-index: 100;
  max-height: 400px;
  overflow-y: auto;
}

#lang-dropdown.open { display: block; }

.lang-btn {
  display: block;
  width: 100%;
  padding: 8px 12px;
  border: none;
  background: none;
  cursor: pointer;
  text-align: left;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  transition: var(--transition);
}

.lang-btn:hover { background: var(--primary-light); }
.lang-btn.active { background: var(--primary-light); font-weight: 600; }

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

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
}

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

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 100px 0 80px;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--bg) 50%, var(--accent-light) 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(26,107,78,0.06) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  max-width: 700px;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 32px;
}

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

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

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

.btn-whatsapp:hover {
  background: #1fb855;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(37,211,102,0.4);
}

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

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

/* ===== SECTIONS ===== */
section { padding: 80px 0; }

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text);
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-light);
}

.bg-alt { background: var(--bg-alt); }

/* ===== SERVICES GRID ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: white;
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.service-card p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ===== HOW IT WORKS ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

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

.step-number {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0 auto 20px;
}

.step h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ===== TRUST ===== */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.trust-card {
  text-align: center;
  padding: 32px 24px;
}

.trust-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.trust-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.trust-card p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ===== ABOUT ===== */
.about-content {
  display: flex;
  gap: 60px;
  align-items: center;
}

.about-text {
  flex: 1;
}

.about-text p {
  font-size: 1.05rem;
  color: var(--text-light);
  line-height: 1.8;
}

.about-team {
  flex: 1;
  display: flex;
  gap: 32px;
  justify-content: center;
}

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

.team-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 3rem;
  color: var(--primary);
  overflow: hidden;
  border: 4px solid white;
  box-shadow: var(--shadow);
}

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

.team-member h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.team-member p {
  font-size: 0.85rem;
  color: var(--text-light);
}

/* ===== CONTACT ===== */
.contact-content {
  display: flex;
  gap: 48px;
  align-items: flex-start;
}

.contact-info {
  flex: 1;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 0.85rem;
  color: var(--text-light);
  font-weight: 500;
  margin-bottom: 4px;
}

.contact-item p, .contact-item a {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
}

.contact-cta {
  flex: 1;
  background: var(--primary);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
  color: white;
}

.contact-cta h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.contact-cta p {
  opacity: 0.9;
  margin-bottom: 28px;
  line-height: 1.6;
}

.contact-cta .btn-whatsapp {
  background: white;
  color: var(--primary);
  font-size: 1.1rem;
  padding: 16px 36px;
}

.contact-cta .btn-whatsapp:hover {
  background: var(--accent-light);
  box-shadow: 0 4px 15px rgba(255,255,255,0.3);
}

/* ===== MAP ===== */
.map-section {
  padding: 0;
}

.map-section iframe {
  width: 100%;
  height: 350px;
  border: none;
  display: block;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--text);
  color: rgba(255,255,255,0.7);
  padding: 40px 0;
  text-align: center;
}

.footer p { margin-bottom: 8px; font-size: 0.9rem; }
.footer .footer-brand { color: white; font-weight: 700; font-size: 1rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .about-content { flex-direction: column; gap: 40px; }
  .contact-content { flex-direction: column; }
  .hero h1 { font-size: 2.4rem; }
}

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

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    transition: transform var(--transition);
    z-index: 999;
  }

  .nav-links.open { transform: translateY(0); }

  .hero { padding: 60px 0; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }
  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { justify-content: center; }

  section { padding: 56px 0; }
  .section-header h2 { font-size: 1.7rem; }

  .services-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 24px; }

  .about-team { flex-direction: column; align-items: center; }

  .contact-cta { padding: 32px 24px; }
}