/* ================================================================
   CITYA SAS — Hoja de Estilos Principal
   Paleta: Verde #7fb539 | Blanco #FFFFFF | Negro #000000
   Tipografía: Inter (Google Fonts)
   ================================================================ */

/* ── Import Google Fonts ──────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── Variables CSS ────────────────────────────────────────────── */
:root {
  --color-primary:       #8ec63f;
  --color-primary-dark:  #70a030;
  --color-primary-light: #a6d85f;
  --color-primary-alpha: rgba(142, 198, 63, 0.12);
  --color-white:         #ffffff;
  --color-black:         #000000;
  --color-gray-50:       #f9fafb;
  --color-gray-100:      #f3f4f6;
  --color-gray-200:      #e5e7eb;
  --color-gray-400:      #9ca3af;
  --color-gray-600:      #4b5563;
  --color-gray-800:      #1f2937;
  --color-overlay:       rgba(0, 0, 0, 0.55);

  --font-family:         'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --navbar-height:       72px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.10), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-lg:   0 10px 40px rgba(0,0,0,0.14), 0 4px 12px rgba(0,0,0,0.08);
  --shadow-xl:   0 20px 60px rgba(0,0,0,0.18);
  --shadow-green: 0 4px 20px rgba(127, 181, 57, 0.35);

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-full: 9999px;

  --transition-fast:   150ms cubic-bezier(0.4,0,0.2,1);
  --transition-normal: 280ms cubic-bezier(0.4,0,0.2,1);
  --transition-slow:   500ms cubic-bezier(0.4,0,0.2,1);
}

/* ── Reset y Base ─────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--color-white);
  color: var(--color-black);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, select, textarea { font-family: inherit; }

/* ── Utilidades ───────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--color-black);
  line-height: 1.2;
}

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

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--color-gray-600);
  margin-top: 12px;
}

.badge {
  display: inline-block;
  background: var(--color-primary-alpha);
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

/* ── Navbar ───────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--navbar-height);
  background: var(--color-white);
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  align-items: center;
}

.navbar.scrolled {
  border-bottom-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.navbar__logo {
  height: 56px;
  width: auto;
  object-fit: contain;
}

.navbar__name {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.navbar__name-main {
  font-size: 1.375rem;
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.navbar__name-sub {
  font-size: 0.625rem;
  font-weight: 500;
  color: var(--color-gray-600);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.navbar__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-black);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  position: relative;
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition-normal);
  transform-origin: left;
}

.navbar__link:hover { color: var(--color-primary); }
.navbar__link:hover::after,
.navbar__link.active::after { transform: scaleX(1); }
.navbar__link.active { color: var(--color-primary); font-weight: 600; }

.navbar__cta {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-white);
  background: var(--color-primary);
  padding: 10px 22px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-primary);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-green);
  margin-left: 12px;
}

.navbar__cta:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: 0 6px 24px rgba(127,181,57,0.45);
  transform: translateY(-1px);
}

/* Hamburger (Mobile) */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-black);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

/* ── Carrusel ─────────────────────────────────────────────────── */
.carousel {
  position: relative;
  width: 100%;
  height: calc(100vh - var(--navbar-height));
  min-height: 480px;
  max-height: 680px;
  overflow: hidden;
  margin-top: var(--navbar-height);
  background: var(--color-black);
}

.carousel__track {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-slow);
  will-change: opacity;
}

.carousel__slide.active {
  opacity: 1;
}

.carousel__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.60);
  transition: transform 6s ease;
}

.carousel__slide.active .carousel__img {
  transform: scale(1.04);
}

.carousel__content {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  padding: 0 24px;
  color: var(--color-white);
}

.carousel__eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 16px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease 0.2s;
}

.carousel__slide.active .carousel__eyebrow {
  opacity: 1;
  transform: translateY(0);
}

.carousel__title {
  font-size: clamp(1.75rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  max-width: 800px;
  opacity: 0;
  transform: translateY(28px);
  transition: all 0.6s ease 0.35s;
}

.carousel__slide.active .carousel__title {
  opacity: 1;
  transform: translateY(0);
}

.carousel__title em {
  color: var(--color-primary-light);
  font-style: normal;
}

.carousel__desc {
  margin-top: 20px;
  font-size: clamp(0.9375rem, 1.5vw, 1.125rem);
  font-weight: 400;
  color: rgba(255,255,255,0.85);
  max-width: 640px;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease 0.5s;
}

.carousel__slide.active .carousel__desc {
  opacity: 1;
  transform: translateY(0);
}

.carousel__cta {
  margin-top: 36px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-primary);
  padding: 14px 32px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-primary);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease 0.65s, background 0.2s, border-color 0.2s, box-shadow 0.2s;
  box-shadow: var(--shadow-green);
}

.carousel__slide.active .carousel__cta {
  opacity: 1;
  transform: translateY(0);
}

.carousel__cta:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: 0 6px 30px rgba(127,181,57,0.55);
}

/* Controles Carrusel */
.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.35);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  backdrop-filter: blur(8px);
}

.carousel__btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-green);
}

.carousel__btn--prev { left: 24px; }
.carousel__btn--next { right: 24px; }

.carousel__btn svg { width: 22px; height: 22px; }

/* Dots */
.carousel__dots {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  border: 2px solid rgba(255,255,255,0.5);
  transition: all var(--transition-normal);
}

.carousel__dot.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  width: 28px;
  border-radius: var(--radius-full);
}

/* Barra de progreso */
.carousel__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--color-primary);
  z-index: 10;
  transition: width 0.1s linear;
}

/* ── Sección: Quiénes Somos ───────────────────────────────────── */
.about {
  padding-block: 96px;
  background: var(--color-white);
}

.about__header {
  text-align: center;
  margin-bottom: 64px;
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: stretch;
}

.about__description {
  grid-column: 1 / -1;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.about__description p {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  font-weight: 400;
  line-height: 1.75;
}

.about__description strong {
  font-weight: 700;
  color: var(--color-primary-dark);
}

.about__card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.about__card--full {
  grid-column: 1 / -1;
  text-align: center;
}

.about__card--full .about__card-icon {
  margin: 0 auto 24px auto;
}

.about__card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  transition: border-color var(--transition-normal);
  pointer-events: none;
}

.about__card:hover {
  box-shadow: var(--shadow-green);
  transform: translateY(-6px);
}

.about__card:hover::after {
  border-color: var(--color-primary);
}

.about__card-icon {
  width: 52px;
  height: 52px;
  background: var(--color-primary-alpha);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-primary);
}

.about__card-icon svg { width: 26px; height: 26px; }

.about__card-title {
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.about__card-body {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  line-height: 1.75;
}

/* ── Sección: Servicios ───────────────────────────────────────── */
.services {
  padding-block: 96px;
  background: var(--color-gray-50);
}

.services__header {
  text-align: center;
  margin-bottom: 60px;
}

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

/* Service Card */
.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
}

.service-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  transition: border-color var(--transition-normal);
  pointer-events: none;
}

.service-card:hover {
  box-shadow: var(--shadow-green);
  transform: translateY(-6px);
}

.service-card:hover::after {
  border-color: var(--color-primary);
}

.service-card__image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-bottom: 1px solid var(--color-gray-200);
}

.service-card__header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 28px 28px 24px;
  color: var(--color-white);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.service-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-card__icon svg { width: 24px; height: 24px; }

.service-card__name {
  font-size: 1.1875rem;
  font-weight: 700;
  line-height: 1.3;
  flex: 1;
}

.service-card__body {
  padding: 24px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-card__price {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.service-card__price-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.service-card__price-value {
  font-size: 1.625rem;
  font-weight: 900;
  color: var(--color-primary);
}

.service-card__price-suffix {
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  font-weight: 500;
}

.service-card__excerpt {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.service-card__footer {
  padding: 0 28px 24px;
}

.service-card__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  background: var(--color-primary-alpha);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-full);
  padding: 12px 24px;
  transition: all var(--transition-fast);
}

.service-card__btn:hover,
.service-card:hover .service-card__btn {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-green);
}

.service-card__btn svg { width: 18px; height: 18px; }

/* ── Modal ────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: var(--color-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  backdrop-filter: blur(4px);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 700px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: scale(0.92) translateY(20px);
  transition: transform var(--transition-normal);
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary) var(--color-gray-100);
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

.modal__header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 28px 32px;
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.modal__title {
  color: var(--color-white);
  font-size: 1.3125rem;
  font-weight: 800;
  line-height: 1.3;
}

.modal__close {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transition: background var(--transition-fast);
  border: none;
  cursor: pointer;
  margin-top: 2px;
}

.modal__close:hover { background: rgba(255,255,255,0.35); }
.modal__close svg { width: 18px; height: 18px; }

.modal__body {
  padding: 32px;
}

.modal__price-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-primary-alpha);
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 12px 20px;
  margin-bottom: 24px;
  width: 100%;
}

.modal__price-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-600);
}

.modal__price-value {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-primary-dark);
  margin-left: auto;
}

.modal__price-discount {
  font-size: 0.8125rem;
  color: var(--color-primary-dark);
  font-weight: 500;
  background: rgba(127,181,57,0.15);
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.modal__section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal__section-title::before {
  content: '';
  display: block;
  width: 4px;
  height: 18px;
  background: var(--color-primary);
  border-radius: 2px;
}

.modal__text {
  font-size: 0.9375rem;
  color: var(--color-gray-600);
  line-height: 1.75;
  margin-bottom: 20px;
}

.modal__text + .modal__section-title { margin-top: 8px; }

.modal__points {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.modal__point {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.6;
}

.modal__point-icon {
  width: 20px;
  height: 20px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.modal__point-icon svg {
  width: 11px;
  height: 11px;
  color: var(--color-white);
}

.modal__cta-box {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 24px;
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.65;
}

.modal__whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary-dark);
  font-weight: 700;
}

.modal__footer {
  padding: 0 32px 32px;
}

.modal__acquire-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-primary);
  border: none;
  border-radius: var(--radius-full);
  padding: 16px 32px;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-green);
}

.modal__acquire-btn:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 30px rgba(127,181,57,0.5);
  transform: translateY(-1px);
}

.modal__acquire-btn svg { width: 20px; height: 20px; }

/* ── Modal: Formulario de Adquisición ─────────────────────────── */
.form-modal {
  max-width: 780px;
}

.form-section {
  margin-bottom: 32px;
}

.form-section__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  background: var(--color-primary-alpha);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-section__title svg { width: 18px; height: 18px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

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

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gray-800);
}

.form-label .required {
  color: #e53e3e;
  margin-left: 3px;
}

.form-input,
.form-select {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.9375rem;
  color: var(--color-black);
  background: var(--color-white);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(127,181,57,0.15);
}

.form-input:invalid:not(:placeholder-shown) {
  border-color: #e53e3e;
}

.form-input--readonly {
  background: var(--color-gray-50);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 1rem;
  border-color: var(--color-primary);
  cursor: default;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--color-gray-400);
}

/* Botón Registrar Solicitud */
.form-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  background: var(--color-primary);
  border: none;
  border-radius: var(--radius-full);
  padding: 16px 32px;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-green);
  margin-top: 8px;
  position: relative;
  overflow: hidden;
}

.form-submit:hover:not(:disabled) {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 30px rgba(127,181,57,0.5);
  transform: translateY(-1px);
}

.form-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.form-submit svg { width: 20px; height: 20px; }

/* Alerta de respuesta del formulario */
.form-alert {
  display: none;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  margin-top: 16px;
  line-height: 1.5;
}

.form-alert--success {
  background: rgba(127,181,57,0.12);
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary-dark);
}

.form-alert--error {
  background: rgba(229,62,62,0.08);
  border: 1.5px solid #e53e3e;
  color: #c53030;
}

.form-alert.show { display: block; }

/* ── Footer ───────────────────────────────────────────────────── */
.footer {
  background: var(--color-gray-800);
  color: rgba(255,255,255,0.7);
  padding-block: 48px 24px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand-name {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.footer__brand-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer__whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-light);
  background: rgba(127,181,57,0.12);
  padding: 10px 18px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(127,181,57,0.3);
  transition: all var(--transition-fast);
}

.footer__whatsapp:hover {
  background: rgba(127,181,57,0.22);
  color: var(--color-white);
}

.footer__heading {
  color: var(--color-white);
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__link {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-fast);
}

.footer__link:hover { color: var(--color-primary-light); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.4);
}

/* ── Scroll-to-top button ─────────────────────────────────────── */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 900;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-green);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-normal);
  border: none;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 24px rgba(127,181,57,0.5);
}

.scroll-top svg { width: 22px; height: 22px; }

/* ── Animaciones de Entrada ───────────────────────────────────── */
.fade-in-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Stagger para grids */
.fade-in-up:nth-child(2) { transition-delay: 0.1s; }
.fade-in-up:nth-child(3) { transition-delay: 0.2s; }
.fade-in-up:nth-child(4) { transition-delay: 0.3s; }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 900px) {
  .about__grid { grid-template-columns: 1fr; }
  .services__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .navbar__nav { display: none; flex-direction: column; gap: 4px; }
  .navbar__nav.open {
    display: flex;
    position: absolute;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    padding: 16px 24px 24px;
    border-bottom: 2px solid var(--color-gray-200);
    box-shadow: var(--shadow-md);
  }
  .navbar__cta { margin-left: 0; }
  .navbar__hamburger { display: flex; }

  .carousel { max-height: 480px; }
  .carousel__btn { display: none; }

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

  .footer__inner { grid-template-columns: 1fr; gap: 32px; }

  .modal { border-radius: var(--radius-lg); }
  .modal__body, .modal__footer { padding: 20px; }
  .modal__header { padding: 20px; }
}
/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--color-primary);
  color: #FFF;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(142, 198, 63, 0.4);
  z-index: 1000;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1) translateY(-5px);
  box-shadow: 0 8px 16px rgba(142, 198, 63, 0.5);
  color: #FFF;
}

.whatsapp-float svg {
  width: 35px;
  height: 35px;
  fill: currentColor;
}

/* ==========================================================================
   Capitalización Visual de Nombres de Establecimientos y Personas
   ========================================================================== */
.sidebar__brand-name,
.sidebar__user-name,
.topbar__meta,
.colaborador-nombre,
.cliente-nombre,
.nombre-persona,
.nombre-establecimiento,
.nombre-capitalizado {
  text-transform: capitalize;
}