:root {
  --bg: #ffffff;
  --primary: #0f4c81;
  --primary-dark: #093257;
  --tech-gray: #4f5b66;
  --light-gray: #f4f7fa;
  --dark: #1b1f24;
  --danger: #e11212;
  --danger-dark: #b60d0d;
  --whatsapp: #25d366;
  --radius: 14px;
  --shadow: 0 8px 24px rgba(12, 34, 56, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--dark);
  background: var(--bg);
  line-height: 1.55;
}

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

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid #e6edf3;
  backdrop-filter: blur(6px);
}

.header-wrap {
  min-height: 74px;
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 0.6rem 0;
}

.brand {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
}

.brand span {
  color: var(--tech-gray);
  font-weight: 600;
}

.main-nav {
  display: flex;
  gap: 0.85rem;
}

.main-nav a {
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
}

.main-nav a:hover {
  background: var(--light-gray);
}

.btn-urgencias,
.btn-primary,
.btn-emergencia,
.btn-instagram {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: 0.25s ease;
}

.btn-urgencias {
  background: var(--danger);
  color: #fff;
  padding: 0.66rem 1rem;
  font-size: 0.84rem;
  letter-spacing: 0.2px;
}

.btn-urgencias:hover {
  background: var(--danger-dark);
}

/* Blink animation for urgency buttons */
@keyframes blink {
  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 0 rgba(225, 18, 18, 0.2);
  }
  50% {
    opacity: 0.72;
    box-shadow: 0 0 18px rgba(225, 18, 18, 0.55);
  }
}

.blink {
  animation: blink 1.2s infinite;
}

/* Hero */
.hero {
  position: relative;
  min-height: 75vh;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
}

.slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
  transform: scale(1);
}

.slide.active {
  opacity: 1;
  animation: kenBurns 5s ease-in-out forwards;
}

@keyframes kenBurns {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.05);
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 26, 40, 0.62),
    rgba(9, 26, 42, 0.48)
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  color: #fff;
  text-align: center;
  padding: 2rem 0;
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.45rem, 2.7vw, 2.55rem);
  line-height: 1.25;
  text-wrap: balance;
}

.hero-subtitle {
  margin-top: 1rem;
  font-size: clamp(0.95rem, 1.8vw, 1.2rem);
  font-weight: 600;
  color: #d8e8f5;
}

/* Sections */
.section {
  padding: 3.2rem 0;
}

.section h2 {
  margin-top: 0;
  margin-bottom: 1.4rem;
  font-size: clamp(1.3rem, 2.2vw, 2rem);
  color: var(--primary-dark);
}

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

.cards-grid {
  display: grid;
  gap: 1rem;
}

.card,
.clima-card {
  background: #fff;
  border: 1px solid #e8eef4;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  transform: translateY(0);
  will-change: transform;
}

.card h3,
.clima-card h3 {
  margin-top: 0;
  color: var(--primary);
  font-size: 1.03rem;
}

.card p,
.clima-card li {
  color: #2a3139;
}

.card:hover,
.clima-card:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 16px 30px rgba(12, 34, 56, 0.18);
  border-color: #d3e2f0;
}

.clima-grid {
  display: grid;
  gap: 1rem;
}

.clima-card ul {
  margin-bottom: 0;
}

.highlight-banner {
  margin-top: 1.4rem;
  border-radius: var(--radius);
  border-left: 6px solid var(--primary);
  background: #ecf5ff;
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
}

.highlight-banner h3 {
  margin-top: 0;
  color: var(--primary-dark);
}

/* Emergencias */
.emergencias {
  background: linear-gradient(90deg, #1f3244, #2a4259);
  color: #fff;
  padding: 3rem 0;
}

.emergencias-wrap {
  text-align: center;
}

.emergencias h2 {
  color: #fff;
  margin-top: 0;
}

.btn-emergencia {
  margin-top: 0.8rem;
  background: #fff;
  color: var(--primary-dark);
  padding: 0.85rem 1.25rem;
}

.btn-emergencia:hover {
  transform: translateY(-2px);
}

/* Form */
.contact-form {
  background: #fff;
  border: 1px solid #e8eef4;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
}

.form-grid {
  display: grid;
  gap: 0.85rem;
}

.form-group label {
  display: inline-block;
  margin-bottom: 0.3rem;
  color: var(--tech-gray);
  font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid #cdd8e3;
  border-radius: 10px;
  padding: 0.75rem 0.8rem;
  font: inherit;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
}

.error-msg {
  color: #c50f0f;
  font-size: 0.78rem;
  min-height: 1em;
  display: inline-block;
  margin-top: 0.2rem;
}

.form-group.error input,
.form-group.error select {
  border-color: #c50f0f;
}

.btn-primary {
  margin-top: 0.8rem;
  background: var(--primary);
  color: #fff;
  padding: 0.82rem 1.15rem;
}

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

/* Footer */
.site-footer {
  background: #0f1821;
  color: #d9e1ea;
}

.footer-grid {
  display: grid;
  gap: 1.2rem;
  padding: 2.1rem 0;
}

.site-footer h3 {
  color: #fff;
  margin-top: 0;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer li {
  margin-bottom: 0.45rem;
}

.site-footer a {
  color: #d9e1ea;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.btn-instagram {
  background: linear-gradient(45deg, #fd1d1d, #fcb045, #833ab4);
  color: #fff !important;
  padding: 0.65rem 1rem;
  margin-bottom: 0.75rem;
}

.footer-urgencia {
  width: fit-content;
}

.copyright {
  text-align: center;
  padding: 0.9rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.85rem;
}

/* Floating WhatsApp */
.whatsapp-float {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 1001;
  background: var(--whatsapp);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.7rem 1rem;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.22);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

/* Responsive */
@media (min-width: 720px) {
  .main-nav {
    gap: 1.2rem;
  }

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

  .clima-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .form-group.full {
    grid-column: 1 / -1;
  }

  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .header-wrap {
    flex-wrap: nowrap;
  }

  .brand {
    font-size: 1.2rem;
  }
}