/* =========================================================
   CODEIA SOLUTIONS — home.css
   Rediseño del index (claro moderno en verde).
   Cargado SOLO en index.html. Clases nuevas con prefijo hm-
   para no chocar con styles.css / dropdown.css.
   Incluye overrides puntuales del nav (solo en el home).
   ========================================================= */

:root {
  --hm-bg: #ffffff;
  --hm-bg-soft: #f4faef;
  --hm-bg-mint: #ebf5e2;
  --hm-ink: #16231a;
  --hm-text: #3c473d;
  --hm-muted: #6d776c;
  --hm-line: #e6ede0;
  --hm-green: #6fa838;
  --hm-green-deep: #4f7e26;
  --hm-green-bright: #8bc34a;
  --hm-lime: #a5d26a;
  --hm-grad: linear-gradient(120deg, #1fa97a 0%, #6fa838 55%, #a5d26a 100%);
  --hm-font-display: "Sora", system-ui, sans-serif;
  --hm-font-body: "Inter", system-ui, sans-serif;
  --hm-radius: 22px;
  --hm-radius-sm: 14px;
  --hm-shadow-sm: 0 6px 20px -10px rgba(22, 35, 26, 0.18);
  --hm-shadow: 0 24px 50px -26px rgba(31, 90, 50, 0.32);
  --hm-shadow-lg: 0 44px 80px -34px rgba(31, 90, 50, 0.4);
  --hm-ring: 0 0 0 3px rgba(111, 168, 56, 0.32);
  --hm-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* Tipografía base del home (sin tocar otras páginas) */
body { font-family: var(--hm-font-body); background: var(--hm-bg); color: var(--hm-text); }
.hm h1, .hm h2, .hm h3, .hm h4 { font-family: var(--hm-font-display); letter-spacing: -0.02em; color: var(--hm-ink); }

.hm-container { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }
.hm-grad-text { background: var(--hm-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hm-eyebrow { display: inline-flex; align-items: center; gap: 0.55rem; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.03em; color: var(--hm-green-deep); background: var(--hm-bg-mint); border: 1px solid var(--hm-line); padding: 0.4rem 0.85rem; border-radius: 999px; }
.hm-eyebrow i { color: var(--hm-green); }
.hm-eyebrow.clay { color: #c8643c; background: rgba(200,100,60,0.1); border-color: rgba(200,100,60,0.25); }
.hm-eyebrow.clay i { color: #c8643c; }

/* Botones del home */
.hm-btn { display: inline-flex; align-items: center; gap: 0.6rem; cursor: pointer; font-family: var(--hm-font-body); font-weight: 600; font-size: 0.97rem; padding: 0.9rem 1.7rem; border-radius: 999px; border: 1.5px solid transparent; transition: transform 0.2s var(--hm-ease), box-shadow 0.25s var(--hm-ease), background 0.2s; text-decoration: none; }
.hm-btn-primary { background: var(--hm-grad); color: #fff; box-shadow: var(--hm-shadow); }
.hm-btn-primary:hover { transform: translateY(-3px); box-shadow: var(--hm-shadow-lg); color: #fff; }
.hm-btn-ghost { background: #fff; color: var(--hm-ink); border-color: var(--hm-line); box-shadow: var(--hm-shadow-sm); }
.hm-btn-ghost:hover { transform: translateY(-3px); border-color: var(--hm-green); }

/* =========================================================
   NAV — restyle (mantiene el mega-menú y todos los enlaces)
   ========================================================= */
.navbar { background: rgba(255,255,255,0.92); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--hm-line); }
.navbar .logo { color: var(--hm-ink); font-family: var(--hm-font-display); font-weight: 800; }
.navbar .logo-icon { background: var(--hm-grad); border-radius: 12px; }
.nav-link { font-family: var(--hm-font-body); font-weight: 500; color: var(--hm-text); }
.nav-link:hover { color: var(--hm-green-deep); }

/* =========================================================
   HERO — verde con diagrama orbital + puntos flotantes
   ========================================================= */
.hm-hero { padding: 9rem 0 4.5rem; position: relative; overflow: hidden; background: linear-gradient(140deg, #7cb342 0%, #43614c 58%, #2e4339 100%); color: #fff; }
.hm-hero .hm-container { position: relative; z-index: 1; }
.hm-hero::before { content: ""; position: absolute; inset: -15%; z-index: 0; pointer-events: none; opacity: 0.85; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cg fill='%23ffffff' fill-opacity='0.13'%3E%3Ccircle cx='18' cy='26' r='2'/%3E%3Ccircle cx='80' cy='18' r='2.6'/%3E%3Ccircle cx='60' cy='72' r='2.2'/%3E%3Ccircle cx='30' cy='84' r='1.6'/%3E%3Ccircle cx='90' cy='56' r='1.8'/%3E%3C/g%3E%3C/svg%3E"); background-size: 620px 620px; animation: hmHeroFloat 28s ease-in-out infinite; }
@keyframes hmHeroFloat { 0%, 100% { transform: translateY(0) rotate(0deg); } 50% { transform: translateY(-18px) rotate(180deg); } }
.hm-hero::after { content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; background: radial-gradient(55% 45% at 82% 8%, rgba(165,210,106,0.3), transparent 70%); }

.hm-hero-grid { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr); gap: 3.2rem; align-items: center; }
.hm-hero-text { min-width: 0; }
.hm-hero h1 { font-size: clamp(2.7rem, 5.8vw, 4.3rem); font-weight: 800; margin: 1.3rem 0 1.2rem; color: #fff; line-height: 1.08; }
.hm-hero .hm-grad-text { background: linear-gradient(120deg, #ffffff, #d3ef9f); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hm-hero p.hm-lead { font-size: 1.15rem; color: rgba(255,255,255,0.92); max-width: 33rem; margin-bottom: 2rem; }
.hm-hero .hm-eyebrow { background: rgba(255,255,255,0.14); border-color: rgba(255,255,255,0.28); color: #fff; }
.hm-hero .hm-eyebrow i { color: var(--hm-lime); }
.hm-hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-bottom: 2rem; }
.hm-hero .hm-btn-primary { background: #fff; color: var(--hm-green-deep); }
.hm-hero .hm-btn-primary:hover { color: var(--hm-green-deep); }
.hm-hero .hm-btn-ghost { background: rgba(255,255,255,0.08); color: #fff; border-color: rgba(255,255,255,0.55); box-shadow: none; }
.hm-hero .hm-btn-ghost:hover { background: rgba(255,255,255,0.16); border-color: #fff; }
.hm-hero-trust { display: flex; flex-wrap: wrap; gap: 1.4rem; font-size: 0.85rem; color: rgba(255,255,255,0.85); }
.hm-hero-trust span { display: inline-flex; align-items: center; gap: 0.45rem; }
.hm-hero-trust i { color: var(--hm-lime); }

/* Diagrama orbital */
.hm-hero-visual { position: relative; display: flex; justify-content: center; }
.hm-orbit { position: relative; width: 440px; height: 440px; flex: 0 0 auto; }
.hm-orbit .ring { position: absolute; border-radius: 50%; pointer-events: none; }
.hm-orbit .ring.r1 { inset: 4%; border: 2px dashed rgba(255,255,255,0.45); animation: hmSpin 110s linear infinite; }
.hm-orbit .ring.r2 { inset: 22%; border: 1.5px solid rgba(255,255,255,0.22); }
.hm-orbit .arm { position: absolute; inset: 4%; animation: hmSpin 26s linear infinite; pointer-events: none; }
.hm-orbit .arm.a2 { inset: 22%; animation-duration: 20s; animation-direction: reverse; }
.hm-orbit .arm::before { content: ""; position: absolute; top: -5px; left: 50%; width: 10px; height: 10px; margin-left: -5px; border-radius: 50%; background: #fff; box-shadow: 0 0 12px rgba(255,255,255,0.9); }
.hm-orbit .line { position: absolute; top: 50%; left: 50%; height: 2px; width: 165px; transform-origin: left center; background: linear-gradient(90deg, rgba(255,255,255,0.55), transparent); z-index: 1; }
.hm-hub { position: absolute; top: 50%; left: 50%; width: 150px; height: 150px; margin: -75px; z-index: 3; background: #fff; border-radius: 50%; box-shadow: var(--hm-shadow); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; border: 1px solid var(--hm-line); }
.hm-hub::after { content: ""; position: absolute; inset: -8px; border-radius: 50%; border: 2px solid rgba(255,255,255,0.55); animation: hmHubpulse 2.8s var(--hm-ease) infinite; }
@keyframes hmHubpulse { 0% { transform: scale(0.96); opacity: 0.85; } 70% { transform: scale(1.14); opacity: 0; } 100% { opacity: 0; } }
.hm-hub-mark { width: 48px; height: 48px; border-radius: 14px; background: var(--hm-grad); display: grid; place-items: center; margin: 0 auto 0.35rem; box-shadow: var(--hm-shadow-sm); }
.hm-hub-mark img { width: 64%; height: 64%; object-fit: contain; filter: brightness(0) invert(1); }
.hm-hub b { font-family: var(--hm-font-display); font-size: 0.92rem; color: var(--hm-ink); display: block; line-height: 1; }
.hm-hub small { font-size: 0.6rem; color: var(--hm-muted); }
.hm-orbit-node { position: absolute; top: 50%; left: 50%; width: 104px; height: 104px; margin: -52px; z-index: 2; }
.hm-node-card { width: 100%; height: 100%; background: #fff; border: 1px solid var(--hm-line); border-radius: 18px; box-shadow: var(--hm-shadow-sm); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 0.5rem; transition: box-shadow 0.3s, border-color 0.3s; animation: hmFloaty 8s var(--hm-ease) infinite; }
.hm-orbit-node:hover .hm-node-card { box-shadow: var(--hm-shadow); border-color: var(--hm-green); }
.hm-node-card i { font-size: 1.25rem; color: var(--hm-green-deep); margin-bottom: 0.4rem; }
.hm-node-card span { font-size: 0.68rem; font-weight: 600; color: var(--hm-ink); line-height: 1.18; }
.hm-orbit-node:nth-child(even) .hm-node-card { animation-delay: 0.8s; }
.hm-orbit-node:nth-child(3n) .hm-node-card { animation-delay: 1.5s; }
@keyframes hmFloaty { 0%, 100% { translate: 0 0; } 50% { translate: 0 -8px; } }
@keyframes hmSpin { to { transform: rotate(360deg); } }

/* =========================================================
   SECCIONES (stats, servicios, banda, nosotros, proyectos, CTA)
   ========================================================= */
.hm-statsband { border-top: 1px solid var(--hm-line); border-bottom: 1px solid var(--hm-line); background: var(--hm-bg-soft); }
.hm-statsband-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; padding: 2.2rem 0; }
.hm-sb-item { text-align: center; }
.hm-sb-num { font-family: var(--hm-font-display); font-weight: 800; font-size: 2.3rem; line-height: 1; background: var(--hm-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hm-sb-label { font-size: 0.82rem; color: var(--hm-muted); margin-top: 0.4rem; }

.hm-block { padding: 5.5rem 0; position: relative; background: #fff; }
.hm-section-head { max-width: 42rem; margin: 0 auto 3rem; text-align: center; }
.hm-section-head h2 { font-size: clamp(2rem, 4.2vw, 2.9rem); margin: 1rem 0 0.8rem; color: var(--hm-ink); }
.hm-section-head p { color: var(--hm-text); font-size: 1.06rem; }

.hm-services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.hm-service-card { background: #fff; border: 1px solid var(--hm-line); border-radius: var(--hm-radius); padding: 1.9rem; transition: transform 0.3s var(--hm-ease), box-shadow 0.3s var(--hm-ease), border-color 0.3s; position: relative; }
.hm-service-card:hover { transform: translateY(-7px); box-shadow: var(--hm-shadow); border-color: transparent; }
.hm-service-card.featured { background: linear-gradient(160deg, var(--hm-bg-mint), #fff); }
.hm-service-ic { width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center; font-size: 1.3rem; color: #fff; background: var(--hm-grad); margin-bottom: 1.1rem; box-shadow: var(--hm-shadow-sm); }
.hm-service-card h3 { font-size: 1.22rem; margin-bottom: 0.5rem; color: var(--hm-ink); }
.hm-service-card p { color: var(--hm-text); font-size: 0.93rem; margin-bottom: 0.9rem; }
.hm-features { list-style: none; display: grid; gap: 0.45rem; padding: 0; margin: 0; }
.hm-features li { font-size: 0.86rem; color: var(--hm-text); display: flex; gap: 0.55rem; align-items: flex-start; }
.hm-features i { color: var(--hm-green); margin-top: 0.28rem; font-size: 0.78rem; }
.hm-service-tag { position: absolute; top: 1.5rem; right: 1.5rem; font-size: 0.66rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--hm-green-deep); background: var(--hm-bg-mint); padding: 0.25rem 0.6rem; border-radius: 999px; }

.hm-band { background: var(--hm-bg-soft); border-top: 1px solid var(--hm-line); border-bottom: 1px solid var(--hm-line); }
.hm-band-grid { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 3.2rem; align-items: center; }
.hm-band h2 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin: 1rem 0 1rem; color: var(--hm-ink); }
.hm-band p { color: var(--hm-text); }
.hm-feat { list-style: none; display: grid; gap: 1rem; margin-top: 1.4rem; padding: 0; }
.hm-feat li { display: flex; gap: 0.8rem; }
.hm-feat .ck { flex-shrink: 0; width: 27px; height: 27px; border-radius: 50%; background: var(--hm-grad); color: #fff; display: grid; place-items: center; font-size: 0.72rem; margin-top: 0.1rem; }
.hm-feat b { display: block; font-size: 0.98rem; color: var(--hm-ink); }
.hm-feat span { font-size: 0.85rem; color: var(--hm-muted); }
.hm-photo { position: relative; border-radius: var(--hm-radius); overflow: hidden; box-shadow: var(--hm-shadow-lg); border: 7px solid #fff; aspect-ratio: 4/3.2; }
.hm-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }

.hm-about-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 3.5rem; align-items: center; }
.hm-about h2 { font-size: clamp(2rem, 4.2vw, 2.8rem); margin: 1rem 0 1.1rem; color: var(--hm-ink); }
.hm-about p { color: var(--hm-text); margin-bottom: 1rem; }

.hm-portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.hm-portfolio-item { background: #fff; border: 1px solid var(--hm-line); border-radius: var(--hm-radius); overflow: hidden; transition: transform 0.3s var(--hm-ease), box-shadow 0.3s var(--hm-ease); }
.hm-portfolio-item:hover { transform: translateY(-7px); box-shadow: var(--hm-shadow); }
.hm-pimg { height: 165px; overflow: hidden; position: relative; }
.hm-pimg img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s var(--hm-ease); }
.hm-portfolio-item:hover .hm-pimg img { transform: scale(1.05); }
.hm-portfolio-content { padding: 1.5rem; }
.hm-portfolio-content h3 { font-size: 1.12rem; margin-bottom: 0.5rem; color: var(--hm-ink); }
.hm-portfolio-content p { font-size: 0.88rem; color: var(--hm-text); }

.hm-cta-band { background: var(--hm-grad); border-radius: 28px; padding: 3.6rem; text-align: center; position: relative; overflow: hidden; color: #fff; }
.hm-cta-band::before { content: ""; position: absolute; inset: 0; opacity: 0.15; background-image: radial-gradient(rgba(255,255,255,0.6) 1.2px, transparent 1.2px); background-size: 22px 22px; }
.hm-cta-band h2 { color: #fff; font-size: clamp(2rem, 4.2vw, 2.9rem); margin-bottom: 0.8rem; position: relative; }
.hm-cta-band p { color: rgba(255,255,255,0.9); max-width: 36rem; margin: 0 auto 1.8rem; position: relative; }
.hm-cta-band .hm-btn { background: #fff; color: var(--hm-green-deep); position: relative; }
.hm-cta-band .hm-btn:hover { transform: translateY(-3px); box-shadow: 0 20px 40px -16px rgba(0,0,0,0.3); }
.hm-cta-section { padding: 5rem 0; background: #fff; }

/* Responsive */
@media (max-width: 980px) {
  .hm-hero-grid, .hm-band-grid, .hm-about-grid { grid-template-columns: minmax(0, 1fr); }
  .hm-hero { padding-top: 7.5rem; }
  .hm-hero-visual { order: -1; margin: 0 0 1rem; min-width: 0; width: 100%; }
  .hm-services-grid { grid-template-columns: repeat(2, 1fr); }
  .hm-portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .hm-statsband-inner { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
}
@media (max-width: 640px) {
  .hm-services-grid, .hm-portfolio-grid { grid-template-columns: 1fr; }
  .hm-hero { padding: 6.5rem 0 3rem; }
  .hm-hero h1 { font-size: 2.25rem; margin: 1rem 0; }
  .hm-hero p.hm-lead { font-size: 1.02rem; }
  .hm-hero-actions { flex-direction: column; align-items: stretch; }
  .hm-hero-trust { gap: 0.6rem 1.1rem; font-size: 0.8rem; }
  .hm-btn { justify-content: center; }
  .hm-cta-band { padding: 2.3rem 1.4rem; }
  .hm-orbit { transform: scale(0.66); margin: -72px 0 -54px; }
}
@media (max-width: 380px) {
  .hm-orbit { transform: scale(0.58); margin: -86px 0 -72px; }
}
@media (prefers-reduced-motion: reduce) {
  .hm-orbit *, .hm-hero::before, .hm-node-card { animation: none !important; }
}

/* =========================================================
   RESTYLE de secciones existentes del index (sin tocar el HTML)
   Solo aplica en el home (home.css se carga solo aquí).
   ========================================================= */
.services { background: #fff; }
.about { background: var(--hm-bg-soft); }
.certifications { background: #fff; }
.contact { background: var(--hm-bg-soft); }

.section-header { max-width: 42rem; margin: 0 auto 3rem; text-align: center; }
.section-header h2 { font-family: var(--hm-font-display); font-weight: 800; letter-spacing: -0.02em; color: var(--hm-ink); }
.section-header p { color: var(--hm-text); }

.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.service-card { background: #fff; border: 1px solid var(--hm-line); border-radius: var(--hm-radius); box-shadow: none; transition: transform 0.3s var(--hm-ease), box-shadow 0.3s var(--hm-ease); }
.service-card:hover { transform: translateY(-7px); box-shadow: var(--hm-shadow); border-color: transparent; }
.service-icon { background: var(--hm-grad); border-radius: 16px; color: #fff; box-shadow: var(--hm-shadow-sm); display: flex; align-items: center; justify-content: center; margin-left: auto; margin-right: auto; }
.service-card h3 { font-family: var(--hm-font-display); font-weight: 700; color: var(--hm-ink); }
.service-card p { color: var(--hm-text); }
.service-features li { color: var(--hm-text); }
.service-features i { color: var(--hm-green); }

.about-content { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 3.5rem; align-items: center; }
.about-text h2 { font-family: var(--hm-font-display); font-weight: 800; color: var(--hm-ink); }
.about-text p { color: var(--hm-text); }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem; }
.stat-item { background: #fff; border: 1px solid var(--hm-line); border-radius: var(--hm-radius); }
.stat-number { font-family: var(--hm-font-display); font-weight: 800; background: var(--hm-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-label { color: var(--hm-muted); }
.tech-stack { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.tech-item { background: var(--hm-bg-mint); border: 1px solid var(--hm-line); color: var(--hm-green-deep); padding: 0.5rem 1rem; border-radius: 999px; font-weight: 600; font-size: 0.85rem; }

.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.portfolio-item { background: #fff; border: 1px solid var(--hm-line); border-radius: var(--hm-radius); overflow: hidden; transition: transform 0.3s var(--hm-ease), box-shadow 0.3s var(--hm-ease); }
.portfolio-item:hover { transform: translateY(-7px); box-shadow: var(--hm-shadow); }
.portfolio-image { background: var(--hm-grad); color: #fff; height: 180px; overflow: hidden; padding: 0; }
.portfolio-image img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s var(--hm-ease); }
.portfolio-item:hover .portfolio-image img { transform: scale(1.05); }
.portfolio-content h3 { font-family: var(--hm-font-display); color: var(--hm-ink); }
.portfolio-content p { color: var(--hm-text); }

.cert-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.cert-item { background: #fff; border: 1px solid var(--hm-line); border-radius: var(--hm-radius); transition: transform 0.3s var(--hm-ease), border-color 0.3s; }
.cert-item:hover { transform: translateY(-4px); border-color: var(--hm-green); }
.cert-icon { color: var(--hm-green); }
.cert-item h4 { font-family: var(--hm-font-display); color: var(--hm-ink); }
.cert-item p { color: var(--hm-muted); }

.contact-content { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; }
.contact-info h2 { font-family: var(--hm-font-display); font-weight: 800; color: var(--hm-ink); }
.contact-info p { color: var(--hm-text); }
.contact-details li { color: var(--hm-text); }
.contact-details i { color: var(--hm-green-deep); }
.social-links a { background: #fff; border: 1px solid var(--hm-line); color: var(--hm-ink); transition: transform 0.2s var(--hm-ease), background 0.2s, color 0.2s; }
.social-links a:hover { background: var(--hm-grad); color: #fff; border-color: transparent; transform: translateY(-3px); }
.contact-form { background: #fff; border: 1px solid var(--hm-line); border-radius: var(--hm-radius); box-shadow: var(--hm-shadow); }
.contact-form label, .form-group label { color: var(--hm-ink); font-weight: 600; }
.form-group input, .form-group select, .form-group textarea { border: 1px solid var(--hm-line); border-radius: var(--hm-radius-sm); background: var(--hm-bg-soft); color: var(--hm-ink); font-family: var(--hm-font-body); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--hm-green); box-shadow: var(--hm-ring); background: #fff; }

/* Botones existentes (about / contact) al nuevo estilo */
.btn-primary { background: var(--hm-grad); color: #fff; border-radius: 999px; }
.btn-primary:hover { box-shadow: var(--hm-shadow-lg); color: #fff; }
.btn-secondary { border-radius: 999px; }

/* Responsive de las secciones existentes (evita que el grid se rompa) */
@media (max-width: 980px) {
  .about-content, .contact-content { grid-template-columns: 1fr; }
  .services-grid, .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .services-grid, .portfolio-grid, .stats, .cert-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   FOOTER (componente footer.html) — restyle solo en el home
   ========================================================= */
.footer { background: var(--hm-ink); color: rgba(255,255,255,0.7); }
.footer h3 { font-family: var(--hm-font-display); font-weight: 700; color: #fff; }
.footer-section p, .footer-section a { color: rgba(255,255,255,0.68); }
.footer-section a:hover { color: var(--hm-lime); }
.footer-section i { color: var(--hm-green-bright); }
.footer .social-links a { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); color: #fff; }
.footer .social-links a:hover { background: var(--hm-grad); color: #fff; border-color: transparent; transform: translateY(-3px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); color: rgba(255,255,255,0.5); }