/* ============================================================
   MeliTerra — styles
   Verde de marca + tonos tierra cálidos + acento naranja para CTAs.
   Tema claro único (data-bs-theme="light").
   ============================================================ */

:root {
  --color-primary: #27652f;
  --color-primary-dark: #1c4a22;
  --color-primary-soft: #e6efe4;
  --color-secondary: #8a5a2b;
  --color-accent: #e8912d;
  --color-accent-dark: #d67e1c;
  --color-accent-deep: #b45309;
  --color-bg: #faf8f4;
  --color-bg-alt: #f1ede4;
  --color-text: #1f2a1f;
  --color-text-muted: #5a5f52;

  --bs-body-bg: var(--color-bg);
  --bs-body-color: var(--color-text);
  --bs-body-font-family: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --bs-body-font-weight: 400;
  --bs-body-line-height: 1.6;
  --bs-border-radius: .5rem;

  --bs-primary: #27652f;
  --bs-primary-rgb: 39, 101, 47;
  --bs-primary-bg-subtle: #e6efe4;
  --bs-primary-border-subtle: #c6dcc4;
  --bs-secondary-color: #5a5f52;
  --bs-link-color: #1f5c2a;
  --bs-link-color-rgb: 31, 92, 42;
  --bs-link-hover-color: #174521;
  --bs-link-hover-color-rgb: 23, 69, 33;
  --bs-focus-ring-color: rgba(232, 145, 45, .35);

  --mt-surface: #ffffff;
  --mt-surface-2: var(--color-bg-alt);
  --mt-border: #e5e0d2;
  --mt-ink-muted: var(--color-text-muted);
  --mt-heading: #17351f;
  --mt-earth: #8a5a2b;
  --mt-ochre: #b98a3e;
  --mt-wa: #25d366;
  --mt-wa-dark: #1fb457;
  --mt-hero-media-bg: #e3e6dc;
  --mt-shadow: 0 10px 30px rgba(50, 42, 22, .10);
  --mt-shadow-sm: 0 4px 14px rgba(50, 42, 22, .08);
}

html {
  scroll-behavior: smooth;
}

body {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

section[id],
main[id] {
  scroll-margin-top: 76px;
}

::selection {
  background: rgba(232, 145, 45, .28);
}

:focus-visible {
  outline: 3px solid rgba(39, 101, 47, .55);
  outline-offset: 2px;
  border-radius: .25rem;
}

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 2000;
  top: 0;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
  background: var(--mt-surface);
  color: var(--mt-heading);
  padding: .5rem .9rem;
  border-radius: .5rem;
  box-shadow: var(--mt-shadow);
}

/* ---------- Tipografía ---------- */

h1, h2, h3, .brand-name {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 700;
  color: var(--mt-heading);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); line-height: 1.1; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: 1.3rem; }

.section-title {
  margin: 0 0 1.25rem;
}
.section-title::after {
  content: "";
  display: block;
  width: 3rem;
  height: 4px;
  margin-top: .9rem;
  border-radius: 99px;
  background: var(--color-primary);
}

.section {
  padding-block: clamp(4rem, 8vw, 7rem);
}
.section-alt {
  background: var(--mt-surface-2);
  border-top: 1px solid var(--mt-border);
  border-bottom: 1px solid var(--mt-border);
}

.section-lead {
  font-size: 1.06rem;
  color: var(--mt-ink-muted);
  max-width: 60ch;
}

p {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--mt-ink-muted);
}

/* ---------- Navbar ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: color-mix(in srgb, var(--mt-surface) 82%, transparent);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.site-header.scrolled {
  border-bottom-color: var(--mt-border);
  box-shadow: var(--mt-shadow-sm);
}

.navbar { padding-top: .7rem; padding-bottom: .7rem; }
.navbar-brand { display: inline-flex; align-items: center; gap: .6rem; }
.navbar-brand img { flex: 0 0 auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name { font-size: 1.35rem; }
.brand-sub { font-size: .72rem; color: var(--mt-ink-muted); letter-spacing: .04em; }

.nav-link {
  font-weight: 500;
  color: var(--bs-body-color);
  padding: .5rem .85rem;
  border-radius: .5rem;
}
.nav-link:hover,
.nav-link.active {
  color: var(--bs-primary);
  background: var(--bs-primary-bg-subtle);
}

.navbar-toggler:focus { box-shadow: 0 0 0 3px var(--bs-focus-ring-color); }

/* Botones */
.btn { border-radius: .55rem; font-weight: 600; }
.btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #1f2a1f;
  font-weight: 700;
  padding: .9rem 1.75rem;
  border-radius: 999px;
  box-shadow: 0 6px 20px rgba(232, 145, 45, .35);
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease;
}
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active,
.btn-primary:disabled,
.btn-primary.disabled {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: #1f2a1f;
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(232, 145, 45, .45);
}
.btn-outline-primary {
  --bs-btn-color: var(--color-accent-deep);
  --bs-btn-border-color: var(--color-accent-deep);
  color: var(--color-accent-deep);
  border-color: var(--color-accent-deep);
  border-radius: 999px;
  padding: .65rem 1.4rem;
  font-weight: 700;
  transition: background-color .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #1f2a1f;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(232, 145, 45, .3);
}
.btn-link {
  color: var(--bs-link-color);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- Hero ---------- */

.hero { padding: 2.5rem 0 0; }
.hero-grid {
  background: var(--mt-surface);
  border: 1px solid var(--mt-border);
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: var(--mt-shadow);
}

.hero-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 5vw, 4rem);
}
.hero-title {
  margin: 0 0 1.1rem;
  text-wrap: balance;
}
.hero-panel > * {
  opacity: 0;
  transform: translateY(18px);
  animation: hero-in .7s cubic-bezier(.22, .61, .36, 1) forwards;
}
.hero-panel > *:nth-child(1) { animation-delay: .06s; }
.hero-panel > *:nth-child(2) { animation-delay: .14s; }
.hero-panel > *:nth-child(3) { animation-delay: .22s; }
.hero-panel > *:nth-child(4) { animation-delay: .3s; }
@keyframes hero-in {
  to { opacity: 1; transform: none; }
}
.hero-lead {
  font-size: 1.08rem;
  color: var(--mt-ink-muted);
  max-width: 46ch;
  margin-bottom: 1.6rem;
}
.hero-list { display: grid; gap: .55rem; margin-bottom: 2rem; }
.hero-list li {
  display: flex;
  align-items: center;
  gap: .65rem;
  font-weight: 500;
}
.hero-list i { color: var(--bs-primary); font-size: 1.15rem; }

.hero-media {
  position: relative;
  min-height: 420px;
  background: var(--mt-hero-media-bg);
}
.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-badge {
  position: absolute;
  left: 1.25rem;
  bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: .8rem;
  max-width: calc(100% - 2.5rem);
  padding: .85rem 1.1rem;
  border-radius: .9rem;
  background: color-mix(in srgb, var(--mt-surface) 88%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--mt-border);
  box-shadow: var(--mt-shadow-sm);
}
.hero-badge-icon {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bs-primary);
  color: #fff;
  font-size: 1.1rem;
}
.hero-badge strong { display: block; color: var(--mt-heading); }
.hero-badge small { color: var(--mt-ink-muted); }

/* ---------- Franja de cobertura ---------- */

.coverage {
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--mt-border);
}
.coverage-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .4rem 1.6rem;
  margin: 0;
}
.coverage-list li {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .95rem;
  font-weight: 500;
  color: var(--mt-ink-muted);
}
.coverage-list i { color: var(--bs-primary); }

/* ---------- Servicios ---------- */

.service-feature {
  border: 1px solid var(--mt-border);
  border-radius: 1.1rem;
  overflow: hidden;
  background: var(--mt-surface);
  margin-bottom: 1.5rem;
  box-shadow: var(--mt-shadow-sm);
}
.service-feature-img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.02);
}
.service-feature-body {
  padding: clamp(1.5rem, 4vw, 2.75rem);
}
.service-feature-body p {
  color: var(--mt-ink-muted);
  max-width: 52ch;
}

.service-grid { align-items: stretch; --bs-gutter-x: 2rem; --bs-gutter-y: 2rem; }
.service-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--mt-border);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, .06);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--bs-primary-border-subtle);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .10);
}
.service-card-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.02);
}
.service-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.25rem 1.5rem 1.5rem;
  gap: 1rem;
}
.service-card-body h3 { margin: 0; }
.service-card-body p {
  color: var(--mt-ink-muted);
  flex: 1;
  margin: 0;
}
.service-card-body .btn {
  align-self: flex-start;
}

/* ---------- Nosotros ---------- */

.about-list { display: grid; gap: .9rem; margin-top: 1.5rem; }
.about-list li {
  display: flex;
  align-items: center;
  gap: .8rem;
  font-weight: 500;
}
.about-list i {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bs-primary-bg-subtle);
  color: var(--bs-primary);
  font-size: 1.1rem;
}

.quote-card {
  border: 1px solid var(--mt-border);
  border-radius: 1rem;
  background: var(--mt-surface);
  padding: 1.75rem 1.75rem 1.5rem;
  box-shadow: var(--mt-shadow-sm);
}
.quote-card .quote-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bs-primary);
  color: #fff;
  font-size: 1.35rem;
  margin-bottom: 1rem;
}
.quote-card blockquote { margin-bottom: .75rem; }
.quote-card blockquote p {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--mt-heading);
  font-style: italic;
}
.quote-card footer {
  color: var(--mt-ink-muted);
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .02em;
}

/* ---------- Galería ---------- */

.gallery-item {
  position: relative;
  margin: 0;
  border-radius: .9rem;
  overflow: hidden;
  border: 1px solid var(--mt-border);
  box-shadow: var(--mt-shadow-sm);
}
.gallery-item.reveal {
  transform: translateY(24px) scale(.96);
  transform-origin: center bottom;
}
.gallery-item.reveal.visible { transform: none; }
.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.02);
  display: block;
  transition: transform .45s cubic-bezier(.22, .61, .36, 1);
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1.6rem .9rem .7rem;
  background: linear-gradient(to top, rgba(12, 20, 14, .82), transparent);
  color: #fff;
  font-weight: 600;
  font-size: .95rem;
}
.gallery-note { margin-top: 1.25rem; font-size: .85rem; }

/* ---------- Contacto ---------- */

.contact-list { display: grid; gap: .85rem; }
.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .85rem 1rem;
  border: 1px solid var(--mt-border);
  border-radius: .85rem;
  background: var(--mt-surface);
  color: var(--bs-body-color);
  text-decoration: none;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
a.contact-item:hover {
  border-color: var(--bs-primary-border-subtle);
  box-shadow: var(--mt-shadow-sm);
  transform: translateY(-2px);
}
.contact-icon {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bs-primary-bg-subtle);
  color: var(--bs-primary);
  font-size: 1.2rem;
}
.contact-item strong { display: block; }
.contact-item span span { color: var(--mt-ink-muted); }

.quote-form {
  background: var(--mt-surface);
  border: 1px solid var(--mt-border);
  border-radius: 1.1rem;
  padding: clamp(1.4rem, 3vw, 2rem);
  box-shadow: var(--mt-shadow-sm);
}
.form-label { font-weight: 600; }
.form-control, .form-select {
  background-color: var(--mt-surface-2);
  border-color: var(--mt-border);
  color: var(--bs-body-color);
  border-radius: .55rem;
  padding: .65rem .9rem;
}
.form-control::placeholder { color: var(--mt-ink-muted); }
.form-control:focus, .form-select:focus {
  background-color: var(--mt-surface);
  border-color: var(--bs-primary);
  box-shadow: 0 0 0 .25rem var(--bs-focus-ring-color);
  color: var(--bs-body-color);
}
.form-hint { min-height: 1.2rem; margin-top: .75rem; font-size: .9rem; }

/* ---------- Footer ---------- */

.site-footer {
  background: #1c2a20;
  color: #c7d4cc;
  padding: 3rem 0 1.6rem;
}
.site-footer .navbar-brand { margin: 0; }
.site-footer .brand-name { color: #eef5ef; }
.site-footer .brand-sub { color: #9db3a5; }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.4rem;
  margin: 0;
}
.footer-links a {
  color: #c7d4cc;
  text-decoration: none;
  font-weight: 500;
}
.footer-links a:hover { color: #7cc986; text-decoration: underline; text-underline-offset: 3px; }
.footer-contact i { color: #7cc986; margin-right: .4rem; }
.footer-rule { border-color: rgba(255, 255, 255, .12); margin: 1.6rem 0 1rem; }
.footer-copy { font-size: .85rem; color: #93a79a; }

/* ---------- WhatsApp flotante ---------- */

.wa-float {
  position: fixed;
  right: 1.35rem;
  bottom: 1.35rem;
  z-index: 1050;
  width: 58px;
  height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--mt-wa);
  color: #fff;
  font-size: 1.7rem;
  box-shadow: 0 8px 22px rgba(0, 0, 0, .28);
  transition: transform .2s ease, background .2s ease;
}
.wa-float:hover {
  transform: translateY(-3px) scale(1.04);
  background: var(--mt-wa-dark);
  color: #fff;
}
.wa-float::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--mt-wa);
  animation: wa-pulse 2.2s ease-out infinite;
}
@keyframes wa-pulse {
  0%   { transform: scale(1); opacity: .7; }
  70%  { transform: scale(1.45); opacity: 0; }
  100% { transform: scale(1.45); opacity: 0; }
}

/* ---------- Animaciones ---------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
}
.reveal.visible {
  opacity: 1;
  transform: none;
  transition: opacity .6s cubic-bezier(.22, .61, .36, 1), transform .6s cubic-bezier(.22, .61, .36, 1);
}
.service-grid > .col-md-6:nth-child(2) .reveal { transition-delay: .08s; }
.service-grid > .col-md-6:nth-child(3) .reveal { transition-delay: .16s; }
.service-grid > .col-md-6:nth-child(4) .reveal { transition-delay: .24s; }
.gallery-grid .reveal:nth-child(2) { transition-delay: .06s; }
.gallery-grid .reveal:nth-child(3) { transition-delay: .12s; }
.gallery-grid .reveal:nth-child(4) { transition-delay: .18s; }
.gallery-grid .reveal:nth-child(5) { transition-delay: .24s; }
.gallery-grid .reveal:nth-child(6) { transition-delay: .3s; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-panel > * { opacity: 1; transform: none; animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .reveal.visible { transition: none; }
  .wa-float::after { animation: none; }
  .gallery-item img { transition: none; }
  .service-card { transition: none; }
}

/* ---------- Responsive ---------- */

@media (max-width: 991.98px) {
  .navbar-collapse {
    background: var(--mt-surface);
    border: 1px solid var(--mt-border);
    border-radius: .9rem;
    padding: .8rem;
    margin-top: .6rem;
    box-shadow: var(--mt-shadow-sm);
  }
  .hero-media { min-height: 340px; }
  .coverage-list { justify-content: flex-start; }
  .service-feature-img { min-height: 240px; }
}

@media (max-width: 575.98px) {
  .section { padding: 3.25rem 0; }
  .hero { padding-top: 1.5rem; }
  .hero-media { min-height: 280px; }
  .gallery-item figcaption { font-size: .82rem; padding-top: 1.2rem; }
  .wa-float { width: 54px; height: 54px; font-size: 1.55rem; right: 1rem; bottom: 1rem; }
}