/* ============================================================
   SELLOS MECÁNICOS LERMA — style.css
   ============================================================ */

/* === 1. CUSTOM PROPERTIES === */
:root {
  --color-accent:     #F8D217;
  --color-accent-dark:#d4b000;
  --color-base:       #404040;
  --color-base-dark:  #2a2a2a;
  --color-white:      #ffffff;
  --color-bg-light:   #f7f7f7;
  --color-bg-section: #f0f0f0;
  --color-border:     #d5d5d5;
  --color-text-muted: #777777;
  --color-success:    #2e7d32;
  --color-error:      #c62828;
  --color-wa:         #25D366;

  --font-primary: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  8rem;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --shadow-sm:   0 1px 3px rgba(0,0,0,0.10);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.10);
  --shadow-hover:0 6px 24px rgba(0,0,0,0.15);

  --transition: 220ms ease;

  --container-max: 1200px;
  --container-pad: clamp(1rem, 5vw, 2rem);

  --nav-height: 100px;
}

/* === 2. RESET / BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  color: var(--color-base);
  background: var(--color-white);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; }
img { height: auto; }

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* === 3. TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-base-dark);
}

h1 { font-size: clamp(1.8rem, 5vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3.5vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
h4 { font-size: 1.1rem; }

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

strong { font-weight: 700; }
em { font-style: italic; }

.text-accent { color: var(--color-accent-dark); }
.text-muted  { color: var(--color-text-muted); font-size: 0.9rem; }
.text-center { text-align: center; }
.text-white  { color: var(--color-white); }

/* === 4. LAYOUT UTILITIES === */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--space-lg);
}

.section--gray  { background: var(--color-bg-section); }
.section--dark  { background: var(--color-base-dark); color: var(--color-white); }
.section--accent{ background: var(--color-accent); }

.section__header {
  text-align: center;
  margin-bottom: var(--space-md);
}

.section__header h2 { margin-bottom: 0.5rem; }
.section__header p  { color: var(--color-text-muted); max-width: 600px; margin-inline: auto; }

.grid {
  display: grid;
  gap: var(--space-md);
}

.grid--2 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

.flex        { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-sm      { gap: var(--space-sm); }
.gap-md      { gap: var(--space-md); }

/* === 5. NAVIGATION === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-base-dark);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 16px rgba(0,0,0,0.30);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.nav__logo img {
  height: 81px;
  width: auto;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.nav__logo-text .name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-accent);
  white-space: nowrap;
}

.nav__logo-text .tagline {
  font-size: 0.7rem;
  color: #aaa;
  white-space: nowrap;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__links a {
  color: #cccccc;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
  white-space: nowrap;
}

.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.nav__cta {
  background: var(--color-accent);
  color: var(--color-base-dark) !important;
  font-weight: 700 !important;
  border: none !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: var(--radius-sm);
  transition: background var(--transition), transform var(--transition) !important;
}

.nav__cta:hover {
  background: var(--color-accent-dark) !important;
  transform: translateY(-1px);
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 44px;
  height: 44px;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Dropdown de marcas */
.nav__item--dropdown {
  position: relative;
}
.nav__item--dropdown > a::after {
  content: ' ▾';
  font-size: .7em;
  opacity: .7;
}
.nav__dropdown {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-base-dark);
  border-top: 3px solid var(--color-accent);
  min-width: 160px;
  padding: .4rem 0;
  border-radius: 0 0 6px 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
  z-index: 200;
  list-style: none;
  transition: opacity 180ms ease, visibility 180ms ease;
}
.nav__item--dropdown:hover .nav__dropdown,
.nav__item--dropdown:focus-within .nav__dropdown {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}
.nav__dropdown li a {
  display: block;
  padding: .55rem 1.25rem;
  color: #ccc;
  font-size: .875rem;
  font-weight: 500;
  border-bottom: none !important;
  white-space: nowrap;
  transition: color var(--transition), background var(--transition);
}
.nav__dropdown li a:hover {
  color: var(--color-accent);
  background: rgba(255,255,255,.06);
}

/* Sub-enlaces móvil */
.nav__mobile-sub {
  padding-left: 2.5rem !important;
  font-size: .875rem !important;
  color: #999 !important;
  border-top: none !important;
}
.nav__mobile-sub:hover { color: var(--color-accent) !important; }

/* === 6. BREADCRUMB === */
.breadcrumb {
  padding: 0.75rem 0;
  margin-bottom: var(--space-sm);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.breadcrumb li + li::before {
  content: "›";
  margin-right: 0.35rem;
  color: var(--color-border);
}

.breadcrumb a { color: var(--color-accent-dark); }
.breadcrumb a:hover { text-decoration: underline; }

/* === 7. HERO === */
.hero {
  position: relative;
  min-height: calc(90vh - var(--nav-height));
  display: flex;
  align-items: center;
  background-color: var(--color-base-dark);
  background-image: url('/img/hero-bg.svg');
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(42,42,42,0.92) 0%, rgba(42,42,42,0.70) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.hero__eyebrow {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-base-dark);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.hero h1 span { color: var(--color-accent); }

.hero__desc {
  color: #d0d0d0;
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  max-width: 540px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Page hero (internal pages) */
.page-hero {
  background: var(--color-base-dark);
  padding: var(--space-md) 0;
  border-bottom: 3px solid var(--color-accent);
}

.page-hero h1 {
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.page-hero .breadcrumb ol { color: #999; }
.page-hero .breadcrumb a  { color: var(--color-accent); }

/* === 8. BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--color-accent);
  color: var(--color-base-dark);
  border-color: var(--color-accent);
}
.btn--primary:hover { background: var(--color-accent-dark); border-color: var(--color-accent-dark); }

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn--outline:hover { background: var(--color-white); color: var(--color-base-dark); }

.btn--dark {
  background: var(--color-base-dark);
  color: var(--color-white);
  border-color: var(--color-base-dark);
}
.btn--dark:hover { background: #111; }

.btn--wa {
  background: var(--color-wa);
  color: var(--color-white);
  border-color: var(--color-wa);
}
.btn--wa:hover { background: #1faf57; border-color: #1faf57; }

.btn--sm { padding: 0.5rem 1.1rem; font-size: 0.85rem; }
.btn--full { width: 100%; }

/* === 9. CARDS === */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.card__img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.card__body {
  padding: 1.25rem;
}

.card__body h3 { margin-bottom: 0.5rem; font-size: 1.05rem; }
.card__body p  { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 1rem; }
.card__badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.6rem;
  border-radius: 99px;
  background: var(--color-accent);
  color: var(--color-base-dark);
  margin-bottom: 0.5rem;
}

/* Service icon card */
.service-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  box-shadow: var(--shadow-card);
  border-top: 4px solid var(--color-accent);
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.service-card__icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  display: block;
}

.service-card h3 { margin-bottom: 0.5rem; font-size: 1.1rem; }
.service-card p  { font-size: 0.9rem; color: var(--color-text-muted); }

/* Brand card */
.brand-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  transition: box-shadow var(--transition), transform var(--transition);
}

.brand-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.brand-card img {
  max-height: 60px;
  width: auto;
  object-fit: contain;
}

.brand-card p { font-size: 0.88rem; color: var(--color-text-muted); }

/* Trust stat card */
.stat-card {
  text-align: center;
  padding: var(--space-md);
}

.stat-card__number {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  color: var(--color-accent);
  display: block;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.stat-card p { font-size: 0.9rem; color: #ccc; }

/* === 10. PRODUCT CATALOG === */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: var(--space-md);
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--color-border);
  border-radius: 99px;
  background: var(--color-white);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 600;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}

.filter-btn:hover {
  border-color: var(--color-accent-dark);
  color: var(--color-accent-dark);
}

.filter-btn[aria-pressed="true"],
.filter-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-base-dark);
}

.product-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.product-card picture, .product-card .product-card__img-wrap {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-bg-section);
}

.product-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.product-card:hover img { transform: scale(1.04); }

.product-card__body {
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-card__body h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.product-card__body p  { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 0.75rem; flex: 1; }

.product-card__meta {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.tag {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.18rem 0.5rem;
  border-radius: 99px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.tag--accent {
  background: rgba(248,210,23,0.15);
  border-color: var(--color-accent);
  color: var(--color-base-dark);
}

/* === 11. BRAND TABS === */
.brand-tabs-nav {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: var(--space-md);
  gap: 0;
}

.brand-tab-btn {
  padding: 0.85rem 2rem;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color var(--transition), border-color var(--transition);
}

.brand-tab-btn:hover { color: var(--color-base-dark); }

.brand-tab-btn[aria-selected="true"] {
  color: var(--color-base-dark);
  border-bottom-color: var(--color-accent);
}

.brand-tab-panel { display: none; }
.brand-tab-panel.active { display: block; }

.brand-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.brand-logo-large {
  max-height: 80px;
  width: auto;
  margin-bottom: var(--space-sm);
}

/* === 12. FORMS === */
.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--color-base);
}

.form-group label .required { color: var(--color-error); margin-left: 2px; }

.form-control {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent-dark);
  box-shadow: 0 0 0 3px rgba(248,210,23,0.25);
}

.form-control.invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(198,40,40,0.15);
}

textarea.form-control { resize: vertical; min-height: 130px; }

.form-error {
  font-size: 0.8rem;
  color: var(--color-error);
  margin-top: 0.3rem;
  display: none;
}

.form-error.visible { display: block; }

/* Honeypot */
.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

/* Form feedback */
#form-feedback {
  margin-top: var(--space-sm);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  display: none;
}

#form-feedback.success {
  display: block;
  background: #e8f5e9;
  color: var(--color-success);
  border: 1px solid #a5d6a7;
}

#form-feedback.error {
  display: block;
  background: #ffebee;
  color: var(--color-error);
  border: 1px solid #ef9a9a;
}

/* === 13. CONTACT LAYOUT === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.contact-info__item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.contact-info__icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.contact-info__item strong { display: block; font-size: 0.88rem; color: var(--color-text-muted); margin-bottom: 0.15rem; }
.contact-info__item span, .contact-info__item a { font-size: 0.95rem; }

.map-embed {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: none;
  width: 100%;
  height: 300px;
  margin-top: var(--space-sm);
}

/* === 14. CTA BANNER === */
.cta-banner {
  background: var(--color-accent);
  padding: var(--space-lg) 0;
  text-align: center;
}

.cta-banner h2 { color: var(--color-base-dark); margin-bottom: 0.5rem; }
.cta-banner p  { color: var(--color-base); margin-bottom: var(--space-md); font-size: 1.05rem; }

.cta-banner .btn--dark:hover { background: var(--color-base-dark); }

/* === 15. BLOG === */
.blog-grid {
  display: grid;
  gap: var(--space-md);
}

.blog-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition);
}

.blog-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.blog-card picture, .blog-card__img-wrap {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-bg-section);
}

.blog-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.blog-card:hover img { transform: scale(1.03); }

.blog-card__body {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.6rem;
}

.blog-card h2 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.blog-card h2 a:hover { color: var(--color-accent-dark); }
.blog-card p  { font-size: 0.88rem; color: var(--color-text-muted); flex: 1; margin-bottom: 1rem; }

/* Article styles */
.article-hero-img {
  width: 100%;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  aspect-ratio: 16/7;
  object-fit: cover;
}

.article-meta {
  display: flex;
  gap: 1rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.article-body h2 { margin-top: var(--space-md); margin-bottom: var(--space-sm); }
.article-body h3 { margin-top: 1.5rem; margin-bottom: 0.5rem; color: var(--color-base); }
.article-body p  { margin-bottom: 1.1em; font-size: 1rem; line-height: 1.75; }
.article-body ul,
.article-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.1em;
  list-style: disc;
}
.article-body ol  { list-style: decimal; }
.article-body li  { margin-bottom: 0.4em; line-height: 1.65; }
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-md);
  font-size: 0.9rem;
}
.article-body th,
.article-body td {
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--color-border);
  text-align: left;
}
.article-body th {
  background: var(--color-base-dark);
  color: var(--color-white);
  font-weight: 600;
}
.article-body tr:nth-child(even) td { background: var(--color-bg-section); }

.article-cta {
  background: var(--color-base-dark);
  color: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin: var(--space-md) 0;
  text-align: center;
}

.article-cta h3 { color: var(--color-accent); margin-bottom: 0.5rem; }
.article-cta p  { color: #ccc; margin-bottom: 1rem; }

.related-articles { margin-top: var(--space-lg); }
.related-articles h2 { margin-bottom: var(--space-md); }

/* === 16. FOOTER === */
.site-footer {
  background: var(--color-base-dark);
  color: #cccccc;
  padding-top: var(--space-lg);
}

.footer-grid {
  display: grid;
  gap: var(--space-md);
  padding-bottom: var(--space-lg);
}

.footer-col h4 {
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.footer-col p  { font-size: 0.88rem; line-height: 1.65; margin-bottom: 0.75rem; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: #bbbbbb;
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--color-accent); }

.footer-address { font-size: 0.88rem; line-height: 1.7; }
.footer-address strong { color: var(--color-white); display: block; margin-bottom: 0.2rem; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 1.25rem 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: #888;
}

.footer-bottom a { color: var(--color-accent); }
.footer-bottom a:hover { text-decoration: underline; }

/* === 17. WHATSAPP FLOAT BUTTON === */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-wa);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: transform var(--transition), box-shadow var(--transition);
  color: var(--color-white);
}

.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 24px rgba(37,211,102,0.55);
}

.whatsapp-float svg { width: 32px; height: 32px; }

/* Tooltip */
.whatsapp-float::before {
  content: "¡Escríbenos!";
  position: absolute;
  right: calc(100% + 10px);
  background: var(--color-base-dark);
  color: var(--color-white);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.whatsapp-float:hover::before { opacity: 1; }

/* === 18. UTILITY CLASSES === */
.hidden     { display: none !important; }
.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; }
.mt-sm      { margin-top: var(--space-sm); }
.mt-md      { margin-top: var(--space-md); }
.mb-sm      { margin-bottom: var(--space-sm); }
.mb-md      { margin-bottom: var(--space-md); }
.rounded    { border-radius: var(--radius-md); }

/* Divider */
.divider {
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  border: none;
  border-radius: 2px;
  width: 60px;
  margin: 0.75rem auto var(--space-md);
}

.divider--left { margin-left: 0; }

/* Step list */
.steps { counter-reset: steps; }
.step {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.step__number {
  counter-increment: steps;
  flex-shrink: 0;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-base-dark);
  font-weight: 800;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step__number::before { content: counter(steps); }

.step__content h4 { margin-bottom: 0.25rem; }
.step__content p  { font-size: 0.9rem; color: var(--color-text-muted); margin: 0; }

/* Icon list */
.icon-list { display: flex; flex-direction: column; gap: 0.65rem; }
.icon-list li {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.92rem;
}
.icon-list li::before {
  content: "✓";
  color: var(--color-accent-dark);
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

/* Highlight box */
.highlight-box {
  border-left: 4px solid var(--color-accent);
  padding: 1rem 1.25rem;
  background: rgba(248,210,23,0.07);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: var(--space-sm) 0;
}

.highlight-box p { margin: 0; font-size: 0.92rem; }

/* === 19. ANIMATIONS === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeInUp 500ms ease both;
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}