/* ============================================
   Consultorio Médico Ortega — Estilos
   ============================================ */

:root {
  --color-bg: #F7F2E3;        /* Spun Cotton */
  --color-surface: #DBE0C5;   /* Airy Green */
  --color-primary: #637C65;   /* Greener Pastures */
  --color-dark: #3D5C3F;      /* Dark green / text */
  --color-whatsapp: #25D366;

  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius: 10px;
  --max-width: 1140px;
}

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

html {
  scroll-behavior: smooth;
}

section[id] {
  scroll-margin-top: 130px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-dark);
  line-height: 1.6;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-dark);
  line-height: 1.25;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

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

.btn-whatsapp:hover {
  background-color: #1ebe5a;
}

.btn-lg {
  font-size: 1.1rem;
  padding: 1rem 2.25rem;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-surface);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  white-space: nowrap;
}

.logo-img {
  height: 90px;
  width: auto;
}

.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 1.75rem;
}

.nav-menu a {
  font-family: var(--font-heading);
  font-weight: 400;
  color: var(--color-dark);
  font-size: 0.95rem;
}

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

.nav-cta {
  white-space: nowrap;
  font-size: 0.9rem;
  padding: 0.6rem 1.25rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--color-dark);
}

/* ===== Hero ===== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-primary);
}

.hero-content {
  max-width: 720px;
  text-align: left;
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 56ch;
}

/* ===== Sections ===== */
.section {
  padding: 5rem 0;
}

.section-alt {
  background-color: var(--color-surface);
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.25rem);
  margin-bottom: 0.75rem;
}

.section-title-link {
  color: inherit;
}

.section-title-link:hover {
  color: var(--color-primary);
}

.section-subtitle {
  max-width: 60ch;
  margin-bottom: 3rem;
  color: var(--color-dark);
  opacity: 0.85;
}

/* ===== Cards ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 1.75rem;
}

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

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

/* ===== Horarios y Ubicación ===== */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  background-color: var(--color-bg);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius);
  overflow: hidden;
}

.schedule-table th,
.schedule-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-surface);
  font-size: 0.95rem;
}

.schedule-table thead th {
  background-color: var(--color-primary);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 500;
}

.schedule-table tbody tr:last-child th,
.schedule-table tbody tr:last-child td {
  border-bottom: none;
}

.contact-details {
  margin-bottom: 1.5rem;
}

.contact-details p {
  margin-bottom: 0.5rem;
}

.map-block iframe {
  border-radius: var(--radius);
  border: 1px solid var(--color-primary);
}

/* ===== Galería ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.gallery-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--color-primary);
}

/* ===== Blog ===== */
.blog-date {
  font-size: 0.85rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.blog-card h3 {
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.blog-card p:not(.blog-date) {
  margin-bottom: 1rem;
}

.link-arrow {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-dark);
}

.link-arrow:hover {
  color: var(--color-primary);
}

/* ===== Contacto ===== */
.contact-content {
  text-align: center;
}

.contact-content .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.contact-grid {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  text-align: left;
}

.contact-grid h3 {
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
}

/* ===== Footer ===== */
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-bg);
  padding: 1.75rem 0;
  text-align: center;
  font-size: 0.9rem;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo {
  height: 56px;
  width: auto;
}

/* ===== Sticky WhatsApp button (mobile) ===== */
.whatsapp-float {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background-color: var(--color-whatsapp);
  color: #ffffff;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 500;
  padding: 0.9rem;
  font-size: 1rem;
}

/* ===== Artículo de blog ===== */
.article-section {
  padding: 3rem 0 5rem;
}

.back-link {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 2rem;
}

.back-link:hover {
  color: var(--color-dark);
}

.article-header .blog-date {
  display: block;
  margin-bottom: 0.5rem;
}

.article-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 2rem;
}

.article-content {
  max-width: 70ch;
}

.article-content h2 {
  font-size: 1.3rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.article-content p {
  margin-bottom: 1.25rem;
}

.article-content ul {
  margin: 0 0 1.25rem 1.25rem;
}

.article-content li {
  margin-bottom: 0.5rem;
}

.article-cta {
  margin-top: 2.5rem;
  padding: 1.75rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius);
}

.article-cta p {
  margin-bottom: 1.25rem;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .info-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-surface);
    padding: 1rem 1.5rem;
    gap: 1rem;
    display: none;
  }

  .nav-menu.is-open {
    display: flex;
  }

  .whatsapp-float {
    display: block;
  }

  .hero {
    min-height: auto;
    padding: 3rem 0;
  }

  body {
    padding-bottom: 3.25rem; /* leave room for sticky WhatsApp bar */
  }
}