/* =============================================
   MCA Servicio Inteligente — Styles (Bootstrap 5)
   ============================================= */

/* --- Variables --- */
:root {
  --color-bg:               #000000;
  --color-surface:          #0A0A0A;
  --color-surface-container:#141414;
  --color-primary:          #F5F5F7;
  --color-on-surface:       #F5F5F7;
  --color-muted:            #A1A1A6;
  --color-outline:          #424245;
  --color-outline-variant:  #2D2D2E;
  --color-cyan:             #22d3ee;
  --color-cyan-glow:        rgba(34, 211, 238, 0.35);
  --color-cyan-soft:        rgba(34, 211, 238, 0.08);
}

/* --- Reset / Base --- */
*, *::before, *::after { box-sizing: border-box; }

body {
  background-color: var(--color-bg);
  color: var(--color-on-surface);
  font-family: 'Space Grotesk', sans-serif;
  overflow-x: hidden;
}

::selection { background: var(--color-primary); color: #000; }

/* Material Symbols */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
  line-height: 1;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #000; }
::-webkit-scrollbar-thumb { background: #2D2D2E; }

/* ============================================
   NAVBAR
   ============================================ */
.mca-navbar {
  background: rgba(0, 0, 0, 0.88) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  min-height: 5rem;
}

.mca-navbar .navbar-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  color: var(--color-cyan) !important;
  text-shadow:
    0 0 10px rgba(34, 211, 238, 0.5),
    0 0 25px rgba(34, 211, 238, 0.25);
  transition: text-shadow 0.3s;
}

.nav-link-mca {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-muted) !important;
  text-decoration: none;
  padding: 0.25rem 0;
  transition: color 0.3s, text-shadow 0.3s;
}
.nav-link-mca:hover,
.nav-link-mca.active {
  color: var(--color-cyan) !important;
  text-shadow: 0 0 12px var(--color-cyan-glow);
}

/* Botón Chatbot en navbar */
.btn-chatbot {
  display: inline-block;
  background: transparent;
  color: var(--color-cyan) !important;
  border: 1px solid var(--color-cyan);
  padding: 0.45rem 1.2rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
  border-radius: 0.4rem;
  transition: all 0.3s ease;
  white-space: nowrap;
}
.btn-chatbot:hover {
  background: var(--color-cyan-soft);
  box-shadow: 0 0 18px var(--color-cyan-glow);
  color: #67e8f9 !important;
  border-color: #67e8f9;
}

/* Toggler */
.mca-navbar .navbar-toggler {
  border: 1px solid rgba(34, 211, 238, 0.35);
  padding: 0.4rem 0.65rem;
}
.mca-navbar .navbar-toggler:focus {
  box-shadow: 0 0 10px rgba(34, 211, 238, 0.25);
}
.mca-navbar .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2C255%2C255%2C0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Menú desplegable mobile */
.mca-navbar .navbar-collapse {
  background: rgba(0, 0, 0, 0.97);
  padding: 1rem 0 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
@media (min-width: 768px) {
  .mca-navbar .navbar-collapse {
    background: transparent;
    padding: 0;
    border-top: none;
  }
}

/* ============================================
   BRAND HEADER
   ============================================ */
.brand-header {
  padding-top: 6rem;
  padding-bottom: 0.5rem;
  background: var(--color-bg);
}

.brand-mca-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(4rem, 14vw, 9rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--color-cyan);
  text-shadow:
    0 0 20px rgba(34, 211, 238, 0.55),
    0 0 60px rgba(34, 211, 238, 0.30),
    0 0 120px rgba(34, 211, 238, 0.15);
  margin-bottom: 0.4rem;
}

.brand-subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(0.85rem, 2vw, 1.1rem);
  color: var(--color-muted);
  font-weight: 300;
  letter-spacing: 0.05em;
  margin: 0;
}

/* ============================================
   AI GLOW BACKGROUNDS
   ============================================ */
.ai-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}
.ai-glow-right  { width: 600px; height: 600px; top: -10%;  right: -5%;  background: #fff; opacity: 0.04; }
.ai-glow-left   { width: 500px; height: 500px; bottom: -10%; left: -5%; background: #fff; opacity: 0.02; }
.ai-glow-center { width: 800px; height: 800px; top: 20%; left: 50%; transform: translateX(-50%); background: #fff; opacity: 0.02; }

/* ============================================
   SECTION SPACING
   ============================================ */
.section-py { padding-top: 7rem; padding-bottom: 7rem; }

/* ============================================
   HERO
   ============================================ */
.hero-section {
  background: var(--color-bg);
  padding-top: 3rem;
  padding-bottom: 5rem;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 1rem;
  border-radius: 9999px;
  background: var(--color-surface-container);
  border: 1px solid var(--color-outline-variant);
  color: var(--color-muted);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(3rem, 10vw, 7rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.93;
  text-transform: uppercase;
  color: var(--color-on-surface);
  margin: 0;
}
.hero-title-dim { color: var(--color-muted); }

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--color-muted);
  font-weight: 300;
  line-height: 1.75;
  max-width: 32rem;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.hero-image-wrap {
  border-radius: 0.5rem;
  overflow: hidden;
  border: 1px solid rgba(45, 45, 46, 0.35);
  transition: border-color 0.7s;
}
.hero-image-wrap:hover { border-color: rgba(34, 211, 238, 0.18); }

.hero-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center top;
  display: block;
  transform: scale(1.12);
  transform-origin: center top;
}

.hero-play-btn {
  width: 4rem;
  height: 4rem;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-primary);
  transition: transform 0.3s;
}
.hero-play-btn:hover {
  transform: translate(-50%, -50%) scale(1.07) !important;
}

/* ============================================
   BOTONES WHATSAPP (3 opciones)
   ============================================ */
.btn-option-label {
  display: block;
  text-align: center;
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-outline);
  margin-top: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
}

/* Opción A: Neon Cian */
.btn-wa-neon-cyan {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  text-decoration: none;
  background: transparent;
  color: var(--color-cyan);
  border: 1px solid var(--color-cyan);
  transition: all 0.3s ease;
}
.btn-wa-neon-cyan:hover {
  background: var(--color-cyan-soft);
  box-shadow: 0 0 25px var(--color-cyan-glow), inset 0 0 20px rgba(34, 211, 238, 0.06);
  color: #67e8f9;
  border-color: #67e8f9;
}


/* ============================================
   SECCIÓN SERVICIOS
   ============================================ */
#servicios { background: var(--color-bg); }

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  text-transform: uppercase;
  color: var(--color-on-surface);
}
.section-title-dim { color: var(--color-muted); }

.section-subtitle {
  font-size: 1rem;
  color: var(--color-muted);
  font-weight: 300;
  line-height: 1.85;
}

/* ============================================
   CARDS DE SERVICIOS
   ============================================ */
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-outline-variant) !important;
  position: relative;
  overflow: hidden;
  min-height: 360px;
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05);
  border-radius: 0 !important;
}

/* Glow desde abajo */
.service-card::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 60%;
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  z-index: 0;
  filter: blur(40px);
}
.service-card:hover::after { opacity: 1; }

/* Contenido sobre el glow */
.service-card > * { position: relative; z-index: 1; }

/* Colores de glow */
.service-card--blue::after   { background: radial-gradient(ellipse, rgba(99,179,255,0.30)  0%, transparent 70%); }
.service-card--purple::after { background: radial-gradient(ellipse, rgba(167,139,250,0.30) 0%, transparent 70%); }
.service-card--cyan::after   { background: radial-gradient(ellipse, rgba(34,211,238,0.30)  0%, transparent 70%); }
.service-card--green::after  { background: radial-gradient(ellipse, rgba(74,222,128,0.30)  0%, transparent 70%); }
.service-card--amber::after  { background: radial-gradient(ellipse, rgba(251,191,36,0.30)  0%, transparent 70%); }
.service-card--rose::after   { background: radial-gradient(ellipse, rgba(251,113,133,0.30) 0%, transparent 70%); }

/* Border + box-shadow glow en hover */
.service-card--blue:hover   { border-color: rgba(99,179,255,0.45)  !important; box-shadow: 0 0 28px rgba(99,179,255,0.12),   inset 0 1px 1px rgba(255,255,255,0.05); }
.service-card--purple:hover { border-color: rgba(167,139,250,0.45) !important; box-shadow: 0 0 28px rgba(167,139,250,0.12), inset 0 1px 1px rgba(255,255,255,0.05); }
.service-card--cyan:hover   { border-color: rgba(34,211,238,0.45)  !important; box-shadow: 0 0 28px rgba(34,211,238,0.12),  inset 0 1px 1px rgba(255,255,255,0.05); }
.service-card--green:hover  { border-color: rgba(74,222,128,0.45)  !important; box-shadow: 0 0 28px rgba(74,222,128,0.12),  inset 0 1px 1px rgba(255,255,255,0.05); }
.service-card--amber:hover  { border-color: rgba(251,191,36,0.45)  !important; box-shadow: 0 0 28px rgba(251,191,36,0.12),  inset 0 1px 1px rgba(255,255,255,0.05); }
.service-card--rose:hover   { border-color: rgba(251,113,133,0.45) !important; box-shadow: 0 0 28px rgba(251,113,133,0.12), inset 0 1px 1px rgba(255,255,255,0.05); }

/* Tarjeta ancha Identidad Visual */
.service-card--wide {
  border-color: rgba(167,139,250,0.2);
}
.service-card--wide::after { background: radial-gradient(ellipse, rgba(167,139,250,0.30) 0%, transparent 70%); }
.service-card--wide:hover  { border-color: rgba(167,139,250,0.45) !important; box-shadow: 0 0 28px rgba(167,139,250,0.12), inset 0 1px 1px rgba(255,255,255,0.05); }

.service-icon {
  font-size: 1.75rem;
  color: var(--color-primary);
}
.service-icon--lg {
  font-size: 2.75rem;
  flex-shrink: 0;
}
.service-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: var(--color-on-surface);
  margin-bottom: 0.85rem;
}
.service-desc {
  font-size: 0.85rem;
  color: var(--color-muted);
  font-weight: 300;
  line-height: 1.75;
  margin: 0;
}
.service-tag {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-outline);
}
.service-arrow {
  color: var(--color-primary);
  font-size: 1.25rem;
  transition: transform 0.3s;
}
.service-card:hover .service-arrow { transform: translateX(0.5rem); }

/* CTA debajo de cards */
.cta-services {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 3rem;
  border-radius: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  text-decoration: none;
  color: var(--color-cyan);
  border: 1px solid var(--color-cyan);
  background: transparent;
  transition: all 0.3s ease;
}
.cta-services:hover {
  background: var(--color-cyan-soft);
  box-shadow: 0 0 25px var(--color-cyan-glow);
  transform: translateY(-1px);
  color: #67e8f9;
}

/* ============================================
   FAQ
   ============================================ */
.faq-section { background: var(--color-bg); border-top: 1px solid rgba(255,255,255,0.05); }

.faq-main-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--color-on-surface);
  margin-bottom: 0.75rem;
  text-align: center;
}
.faq-divider {
  height: 1px;
  background: var(--color-outline-variant);
}

.faq-item {
  background: var(--color-surface) !important;
  border: 1px solid rgba(45, 45, 46, 0.35) !important;
  border-radius: 0 !important;
  margin-bottom: 0.2rem;
}
.faq-btn {
  background: var(--color-surface) !important;
  color: var(--color-on-surface) !important;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  padding: 1.6rem 1.75rem;
  border-radius: 0 !important;
  box-shadow: none !important;
}
.faq-btn:hover { background: rgba(255, 255, 255, 0.03) !important; }
.faq-btn:not(.collapsed) {
  background: rgba(255, 255, 255, 0.03) !important;
  color: var(--color-on-surface) !important;
}
.faq-btn::after { filter: invert(1) brightness(0.6); }
.faq-body {
  background: var(--color-surface);
  color: var(--color-muted);
  font-weight: 300;
  line-height: 1.85;
  padding: 0 1.75rem 1.75rem;
}

/* ============================================
   CONTACTO
   ============================================ */
.contact-section { background: var(--color-surface); }

.contact-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.95;
  text-transform: uppercase;
  color: var(--color-on-surface);
}
.contact-title-dim { color: var(--color-muted); }

.contact-subtitle {
  font-size: 1.05rem;
  color: var(--color-muted);
  font-weight: 300;
}

.contact-icon-box {
  width: 3.5rem;
  height: 3.5rem;
  background: var(--color-surface-container);
  border: 1px solid var(--color-outline-variant);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: border-color 0.3s;
}
.contact-info-item:hover .contact-icon-box {
  border-color: var(--color-cyan);
}

.contact-label {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-outline);
  font-family: 'Space Grotesk', sans-serif;
  margin-bottom: 0.2rem;
}
.contact-value {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-on-surface);
  text-transform: uppercase;
  margin: 0;
}

/* Formulario */
.contact-form-card {
  background: var(--color-surface-container);
  border: 1px solid rgba(45, 45, 46, 0.35);
  border-radius: 0.5rem;
}

.form-label-mca {
  display: block;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-outline);
  font-family: 'Space Grotesk', sans-serif;
  margin-bottom: 0.35rem;
}
.form-field {
  border-bottom: 1px solid var(--color-outline);
  transition: border-color 0.4s;
  padding-bottom: 0.25rem;
}
.form-field:focus-within { border-color: var(--color-cyan); }

.form-input-mca {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  color: var(--color-on-surface);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  padding: 0.65rem 0;
  resize: none;
}
.form-input-mca::placeholder { color: #1e1e1e; }

.btn-submit {
  width: 100%;
  background: var(--color-primary);
  color: #000;
  border: none;
  padding: 1.1rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.3s;
}
.btn-submit:hover {
  background: #fff;
  box-shadow: 0 0 20px rgba(245, 245, 247, 0.12);
}

.whatsapp-link-text {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-muted);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s, text-shadow 0.3s;
}
.whatsapp-link-text:hover {
  color: var(--color-cyan);
  text-shadow: 0 0 10px rgba(34, 211, 238, 0.3);
}

/* Mensajes del formulario */
.form-msg-success { color: #4ade80; font-size: 0.85rem; margin-top: 0.75rem; display: block; }
.form-msg-error   { color: #f87171; font-size: 0.85rem; margin-top: 0.75rem; display: block; }

/* ============================================
   FOOTER
   ============================================ */
.mca-footer {
  background: #000;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 4rem !important;
  padding-bottom: 4rem !important;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 2rem;
  text-transform: uppercase;
  letter-spacing: -0.05em;
  color: var(--color-cyan);
  text-decoration: none;
  display: inline-block;
  text-shadow:
    0 0 15px rgba(34, 211, 238, 0.5),
    0 0 40px rgba(34, 211, 238, 0.25),
    0 0 80px rgba(34, 211, 238, 0.12);
  transition: text-shadow 0.3s;
}
.footer-brand:hover {
  color: var(--color-cyan);
  text-shadow:
    0 0 20px rgba(34, 211, 238, 0.7),
    0 0 60px rgba(34, 211, 238, 0.35),
    0 0 120px rgba(34, 211, 238, 0.18);
}
.footer-desc {
  font-size: 0.92rem;
  color: var(--color-muted);
  font-weight: 300;
  line-height: 2;
}
.footer-heading {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
}
.footer-links li { margin-bottom: 1rem; }
.footer-links a {
  color: var(--color-muted);
  text-decoration: none;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: color 0.3s, text-shadow 0.3s;
}
.footer-links a:hover {
  color: var(--color-cyan);
  text-shadow: 0 0 8px rgba(34, 211, 238, 0.3);
}

.footer-logo {
  max-width: 180px;
  height: auto;
  object-fit: contain;
  border-radius: 10px;
}

.footer-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.2rem;
  border: 1px solid rgba(37, 211, 102, 0.4);
  border-radius: 9999px;
  color: #25d366;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.72rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
  transition: all 0.3s;
}
.footer-wa-btn:hover {
  background: rgba(37, 211, 102, 0.08);
  border-color: rgba(37, 211, 102, 0.7);
  color: #25d366;
  box-shadow: 0 0 18px rgba(37, 211, 102, 0.2);
}

.footer-top-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 9999px;
  color: #424245;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  text-decoration: none;
  transition: all 0.3s;
}
.footer-top-btn:hover {
  color: #22d3ee;
  border-color: rgba(34, 211, 238, 0.6);
  box-shadow: 0 0 14px rgba(34, 211, 238, 0.15);
}

/* ============================================
   RESPONSIVE — 768px (tablet Bootstrap md)
   ============================================ */
@media (max-width: 768px) {
  .section-py          { padding-top: 5rem; padding-bottom: 5rem; }
  .hero-section        { min-height: auto; padding-top: 2rem; padding-bottom: 3rem; }
  .service-card        { min-height: 300px; }
  .btn-wa-options      { flex-direction: column; align-items: center; }
  .btn-wa-neon-cyan,
  .btn-wa-gradient,
  .btn-wa-green        { width: 260px; justify-content: center; }
  .cta-services        { width: 100%; justify-content: center; }
}

/* ============================================
   RESPONSIVE — 568px (mobile)
   ============================================ */
@media (max-width: 568px) {
  .section-py          { padding-top: 3.5rem; padding-bottom: 3.5rem; }
  .brand-header        { padding-top: 5.5rem; }
  .brand-mca-title     { font-size: 3.2rem; }
  .brand-subtitle      { font-size: 0.82rem; }
  .hero-title          { font-size: 3rem; }
  .service-card        { padding: 1.75rem !important; min-height: 260px; }
  .contact-form-card   { padding: 1.5rem !important; }
  .mca-footer          { padding-left: 1rem; padding-right: 1rem; }
  .faq-btn             { font-size: 0.88rem; padding: 1.2rem 1rem; }
  .btn-wa-neon-cyan,
  .btn-wa-gradient,
  .btn-wa-green        { width: 100%; justify-content: center; }
}