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

:root {
  --azul: #0b2d5b;
  --azul-claro: #1a4a84;
  --naranja: #e67e22;
  --naranja-hover: #d35400;
  --gris-oscuro: #1a1a1a;
  --gris: #555;
  --gris-claro: #f5f5f5;
  --blanco: #fff;
  --sombra: 0 4px 24px rgba(0, 0, 0, 0.1);
  --sombra-hover: 0 8px 36px rgba(0, 0, 0, 0.15);
  --radius: 12px;
  --transition: 0.3s ease;
}

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

body {
  font-family: 'Open Sans', sans-serif;
  color: var(--gris-oscuro);
  line-height: 1.6;
  background: var(--blanco);
}

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

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

h1, h2, h3, h4 {
  font-family: 'Montserrat', sans-serif;
}

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

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--azul);
  text-align: center;
  margin-bottom: 8px;
}

.section-subtitle {
  text-align: center;
  color: var(--gris);
  margin-bottom: 48px;
  font-size: 1.1rem;
}

/* ========== HEADER ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(11, 45, 91, 0.95);
  backdrop-filter: blur(10px);
  padding: 14px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
}

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

.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--blanco);
}

.header__logo-icon {
  font-size: 2rem;
  color: var(--naranja);
}

.header__logo-text {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.3rem;
  line-height: 1.2;
}

.header__logo-sub {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.header__nav {
  display: flex;
  gap: 28px;
}

.header__nav a {
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.9rem;
  font-weight: 600;
  transition: color var(--transition);
}

.header__nav a:hover {
  color: var(--naranja);
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: url('https://images.unsplash.com/photo-1619642751034-765dfdf7c58e?w=1400&q=80') center/cover no-repeat;
  background-attachment: fixed;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 45, 91, 0.88) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  color: var(--blanco);
  text-align: center;
  max-width: 700px;
}

.hero__content h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero__content p {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 36px;
  line-height: 1.7;
}

.btn--primary {
  display: inline-block;
  background: var(--naranja);
  color: var(--blanco);
  font-weight: 700;
  padding: 16px 40px;
  border-radius: 50px;
  font-size: 1rem;
  transition: background var(--transition), transform var(--transition);
  box-shadow: 0 4px 16px rgba(230, 126, 34, 0.4);
}

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

/* ========== SEDES ========== */
.sedes {
  padding: 90px 0;
  background: var(--gris-claro);
}

.sedes__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.sede-card {
  background: var(--blanco);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--sombra);
  transition: transform var(--transition), box-shadow var(--transition);
}

.sede-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra-hover);
}

.sede-card__map {
  width: 100%;
  height: 220px;
}

.sede-card__map iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.sede-card__body {
  padding: 24px 28px 28px;
}

.sede-card__badge {
  display: inline-block;
  background: var(--azul);
  color: var(--blanco);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 14px;
}

.sede-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--azul);
  margin-bottom: 6px;
}

.sede-card__rd {
  font-size: 0.85rem;
  color: var(--gris);
  margin-bottom: 10px;
}

.sede-card__dir {
  font-size: 0.95rem;
  color: var(--gris-oscuro);
  margin-bottom: 14px;
  line-height: 1.5;
}

.sede-card__phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--naranja);
  color: var(--blanco);
  font-weight: 700;
  padding: 10px 24px;
  border-radius: 50px;
  font-size: 0.95rem;
  transition: background var(--transition);
}

.sede-card__phone:hover {
  background: var(--naranja-hover);
}

/* ========== TARIFARIOS ========== */
.tarifarios {
  padding: 90px 0;
}

.tarifarios__tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
}

.tarifarios__tab {
  padding: 12px 36px;
  border: 2px solid var(--azul);
  background: var(--blanco);
  color: var(--azul);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition);
}

.tarifarios__tab.active,
.tarifarios__tab:hover {
  background: var(--azul);
  color: var(--blanco);
}

.tarifarios__panel {
  display: none;
  text-align: center;
}

.tarifarios__panel.active {
  display: block;
}

.tarifarios__panel img {
  max-width: 700px;
  margin: 0 auto;
  border-radius: var(--radius);
  box-shadow: var(--sombra);
}

.tarifa-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  box-shadow: var(--sombra);
}

.tarifa-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.tarifa-table thead th {
  background: var(--azul);
  color: var(--blanco);
  padding: 14px 20px;
  text-align: left;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
}

.tarifa-table thead th:last-child {
  text-align: right;
}

.tarifa-table tbody td {
  padding: 12px 20px;
  border-bottom: 1px solid #e9ecef;
}

.tarifa-table tbody tr:nth-child(even) {
  background: #f8f9fa;
}

.tarifa-table tbody tr:hover {
  background: #fff3e0;
}

.tarifa-table tbody td:last-child {
  text-align: right;
  font-weight: 700;
  color: var(--azul);
  white-space: nowrap;
}

/* ========== PERSONAL ========== */
.personal {
  padding: 90px 0;
  background: var(--gris-claro);
}

.personal__tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.personal__tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 40px;
  border: 2px solid var(--azul);
  background: var(--blanco);
  color: var(--azul);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition);
}

.personal__tab.active,
.personal__tab:hover {
  background: var(--azul);
  color: var(--blanco);
}

.personal__tab-icon {
  font-size: 1.2rem;
}

.personal__panel {
  display: none;
}

.personal__panel.active {
  display: block;
}

.personal__group {
  margin-bottom: 32px;
}

.personal__group h3 {
  font-size: 1.15rem;
  color: var(--azul);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--naranja);
  display: inline-block;
}

.personal__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.person-card {
  background: var(--blanco);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-left: 4px solid var(--azul);
  transition: transform var(--transition);
}

.person-card:hover {
  transform: translateY(-2px);
}

.person-card strong {
  font-size: 1rem;
  color: var(--azul);
}

.person-card span {
  font-size: 0.85rem;
  color: var(--gris);
}

.person-card__role {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 2px 10px;
  border-radius: 10px;
  margin-bottom: 6px;
  display: inline-block;
  width: fit-content;
}

.person-card__role.titular {
  background: #e8f5e9;
  color: #2e7d32;
}

.person-card__role.suplente {
  background: #fff3e0;
  color: #e65100;
}

/* ========== CONTACTO ========== */
.contacto {
  padding: 90px 0;
  background: var(--azul);
  color: var(--blanco);
}

.contacto .section-title {
  color: var(--blanco);
}

.contacto .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

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

.contacto__card {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: background var(--transition);
}

.contacto__card:hover {
  background: rgba(255, 255, 255, 0.14);
}

.contacto__card h4 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.contacto__card p {
  opacity: 0.85;
  font-size: 0.9rem;
  margin-bottom: 16px;
  line-height: 1.6;
}

.contacto__phone {
  display: inline-block;
  background: var(--naranja);
  color: var(--blanco);
  font-weight: 700;
  padding: 10px 28px;
  border-radius: 50px;
  font-size: 1rem;
  transition: background var(--transition);
}

.contacto__phone:hover {
  background: var(--naranja-hover);
}

/* ========== FOOTER ========== */
.footer {
  background: #061a36;
  color: rgba(255, 255, 255, 0.8);
  padding: 56px 0 0;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer__logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--blanco);
  margin-bottom: 12px;
}

.footer__logo span {
  color: var(--naranja);
  margin-right: 4px;
}

.footer__col h4 {
  color: var(--blanco);
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer__col p {
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer__col a {
  display: block;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 10px;
  transition: color var(--transition);
}

.footer__col a:hover {
  color: var(--naranja);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ========== WHATSAPP BUTTON ========== */
.whatsapp-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  background: #25d366;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.55);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  .header__nav {
    display: none;
  }

  .hero__content h1 {
    font-size: 2rem;
  }

  .hero__content p {
    font-size: 1rem;
  }

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

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

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

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

  .personal__tabs,
  .tarifarios__tabs {
    flex-direction: column;
    align-items: center;
  }

  .section-title {
    font-size: 1.6rem;
  }
}

@media (max-width: 480px) {
  .hero {
    background-attachment: scroll;
    min-height: 90vh;
  }

  .hero__content h1 {
    font-size: 1.7rem;
  }

  .btn--primary {
    padding: 14px 30px;
  }

  .sede-card__body {
    padding: 18px 20px;
  }
}