/* =============================================
   MYM INGENIERÍA – LANDING PAGE STYLES
   Paleta: #2B2B2B | #6E6E6E | #E5D352 | #FFD60A | #F4F4F4 | #FFFFFF
   Tipografías: Montserrat (títulos) + Inter (texto)
============================================= */

/* ---- RESET & BASE ---- */
*, *::before, *::after { box-sizing: border-box; }

/* Scrollbar styling */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #1a1a1a; }
::-webkit-scrollbar-thumb { background: #444; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--yellow); }

:root {
  --dark:       #2B2B2B;
  --mid-gray:   #6E6E6E;
  --yellow:     #E5D352;
  --yellow-cta: #FFD60A;
  --white:      #FFFFFF;
  --light-bg:   #F4F4F4;
  --border:     rgba(255,255,255,0.08);
  --shadow:     0 8px 32px rgba(0,0,0,0.12);
  --radius:     12px;
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: #333;
  background: #fff;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
}

.py-6 { padding-top: 5rem; padding-bottom: 5rem; }
.text-yellow { color: var(--yellow-cta) !important; }
.z-1 { z-index: 1; }

/* =============================================
   NAVBAR
============================================= */
#mainNavbar {
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
  padding-top: 1.2rem;
  padding-bottom: 1.2rem;
}

#mainNavbar.scrolled {
  background: rgba(27, 27, 27, 0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
  padding-top: 0.6rem;
  padding-bottom: 0.6rem;
}

.navbar-brand .logo-img {
  transition: opacity var(--transition);
}

.nav-link {
  font-family: 'Montserrat', sans-serif;
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.03em;
  color: rgba(255,255,255,0.85) !important;
  padding: 0.4rem 0.6rem !important;
  transition: color var(--transition);
}

.nav-link:hover { color: var(--yellow-cta) !important; }

.btn-cta-nav {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  background: var(--yellow-cta);
  color: var(--dark) !important;
  border: none;
  border-radius: 6px;
  padding: 0.5rem 1.1rem;
  transition: background var(--transition), transform var(--transition);
}

.btn-cta-nav:hover {
  background: var(--yellow);
  transform: translateY(-1px);
}

/* =============================================
   HERO
============================================= */
.hero-section {
  min-height: 100vh;
  background: url('images/hero_bg.jpg') center center / cover no-repeat;
  position: relative;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(27,27,27,0.92) 0%,
    rgba(27,27,27,0.75) 55%,
    rgba(27,27,27,0.35) 100%
  );
  z-index: 0;
}

.badge-tag {
  display: inline-block;
  background: rgba(229,211,82,0.15);
  border: 1px solid var(--yellow);
  color: var(--yellow);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border-radius: 100px;
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.82);
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 1.5rem;
}

.hero-bullets li {
  font-size: 0.97rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.btn-primary-cta {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  background: var(--yellow-cta);
  color: var(--dark);
  border: none;
  border-radius: 8px;
  padding: 0.85rem 2rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 20px rgba(255,214,10,0.35);
}

.btn-primary-cta:hover {
  background: #ffe033;
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(255,214,10,0.5);
  color: var(--dark);
}

.btn-outline-cta {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: 8px;
  padding: 0.85rem 2rem;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}

.btn-outline-cta:hover {
  border-color: var(--yellow-cta);
  color: var(--yellow-cta);
  background: rgba(255,214,10,0.08);
}

.scroll-down-btn {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,0.5);
  font-size: 1.6rem;
  animation: bounce 2s infinite;
  text-decoration: none;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* =============================================
   STATS BAR
============================================= */
.stats-bar {
  background: var(--dark);
  border-bottom: 2px solid rgba(229,211,82,0.2);
  border-top: 2px solid rgba(229,211,82,0.2);
}

.stat-item { padding: 0.5rem; }

.stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--yellow-cta);
  line-height: 1;
}

.stat-plus {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--yellow);
}

.stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  margin-top: 0.3rem;
  margin-bottom: 0;
  font-weight: 500;
  letter-spacing: 0.03em;
}

/* =============================================
   SECTION HELPERS
============================================= */
.section-light { background: var(--light-bg); }
.section-dark  { background: var(--dark); }

.section-tag {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow-cta);
  background: rgba(229,211,82,0.12);
  border: 1px solid rgba(229,211,82,0.3);
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 0.8rem;
}

.section-tag-light {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--yellow-cta);
  background: rgba(255,214,10,0.1);
  border: 1px solid rgba(255,214,10,0.25);
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 0.8rem;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-title-light {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1rem;
  color: var(--mid-gray);
  line-height: 1.7;
}

.section-sub-light {
  font-size: 1rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
}

/* =============================================
   PROBLEMA → SOLUCIÓN
============================================= */
.problem-list { display: flex; flex-direction: column; gap: 0.8rem; }

.problem-item {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  background: #fff;
  border-left: 3px solid #e74c3c;
  border-radius: 0 8px 8px 0;
  padding: 0.75rem 1rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.problem-item i {
  color: #e74c3c;
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.problem-item p {
  margin: 0;
  font-size: 0.95rem;
  color: #444;
  font-weight: 500;
}

.solution-box {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--dark);
  border-left: 4px solid var(--yellow-cta);
  border-radius: 0 12px 12px 0;
  padding: 1.2rem 1.4rem;
}

.solution-icon {
  font-size: 2rem;
  color: var(--yellow-cta);
  flex-shrink: 0;
}

.solution-text {
  margin: 0;
  color: rgba(255,255,255,0.9);
  font-size: 0.97rem;
  line-height: 1.6;
}

.img-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
}

.img-frame img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  filter: grayscale(20%);
  transition: filter var(--transition), transform 0.5s ease;
}

.img-frame:hover img {
  filter: grayscale(0%);
  transform: scale(1.02);
}

.img-badge {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  background: var(--yellow-cta);
  color: var(--dark);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.78rem;
  padding: 0.4rem 0.9rem;
  border-radius: 100px;
  letter-spacing: 0.04em;
}

/* =============================================
   DIFERENCIAL
============================================= */
.diff-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 1.8rem 1.5rem;
  height: 100%;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

.diff-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(229,211,82,0.3);
  transform: translateY(-4px);
}

.diff-card-highlight {
  background: rgba(229,211,82,0.08) !important;
  border-color: rgba(229,211,82,0.35) !important;
}

.diff-icon {
  font-size: 2rem;
  color: var(--yellow-cta);
  margin-bottom: 1rem;
}

.diff-icon-highlight {
  font-size: 2rem;
  color: var(--yellow-cta);
  margin-bottom: 1rem;
}

.diff-card h5 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.6rem;
}

.diff-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  margin: 0;
  line-height: 1.6;
}

/* =============================================
   SERVICIOS
============================================= */
.service-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  height: 100%;
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.15);
}

.service-img-wrap {
  position: relative;
  overflow: hidden;
  height: 220px;
}

.service-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(30%);
  transition: filter 0.5s ease, transform 0.5s ease;
}

.service-card:hover .service-img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.service-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(27,27,27,0.6) 0%, transparent 60%);
}

.service-num {
  position: absolute;
  bottom: 0.8rem;
  right: 1rem;
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 2.5rem;
  color: rgba(255,255,255,0.15);
  line-height: 1;
}

.service-body {
  padding: 1.5rem;
}

.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: rgba(27,27,27,0.08);
  border-radius: 10px;
  font-size: 1.2rem;
  color: var(--dark);
  margin-bottom: 0.8rem;
}

.service-icon-accent {
  background: rgba(229,211,82,0.15) !important;
  color: #b8a800 !important;
}

.service-body h4 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 0.5rem;
}

.service-body p {
  font-size: 0.9rem;
  color: var(--mid-gray);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.service-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.service-list li {
  font-size: 0.88rem;
  color: #555;
  padding: 0.3rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-top: 1px solid #f0f0f0;
}

.service-list li i {
  color: var(--yellow-cta);
  font-size: 0.9rem;
}

/* =============================================
   CASOS REALES
============================================= */
.case-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  transition: transform var(--transition), border-color var(--transition);
}

.case-card:hover {
  transform: translateY(-6px);
  border-color: rgba(229,211,82,0.4);
}

.case-img-wrap {
  overflow: hidden;
  height: 200px;
  background: #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
}

.case-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 1rem;
  transition: transform 0.5s ease;
  filter: brightness(1.1);
}

.case-card:hover .case-img { transform: scale(1.05); }

.case-body {
  padding: 1.2rem;
}

.case-tag {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--yellow-cta);
  background: rgba(255,214,10,0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  display: inline-block;
  margin-bottom: 0.6rem;
}

.case-body h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.4rem;
}

.case-body p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  margin: 0;
  line-height: 1.5;
}

/* =============================================
   PROCESO
============================================= */
.process-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  position: relative;
}

.process-num {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.7rem;
  font-weight: 900;
  color: var(--yellow-cta);
  background: rgba(229,211,82,0.1);
  border: 2px solid var(--yellow-cta);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.process-connector {
  position: absolute;
  left: 21px;
  top: 44px;
  width: 2px;
  height: calc(100% + 2rem);
  background: linear-gradient(to bottom, rgba(229,211,82,0.4), rgba(229,211,82,0.1));
}

.process-connector.last { display: none; }

.process-content {
  background: #fff;
  border-radius: var(--radius);
  padding: 1.5rem;
  flex: 1;
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
  border-left: 3px solid var(--yellow-cta);
  transition: transform var(--transition), box-shadow var(--transition);
}

.process-content:hover {
  transform: translateX(4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.12);
}

.process-icon {
  font-size: 1.6rem;
  color: var(--yellow-cta);
  margin-bottom: 0.6rem;
}

.process-content h5 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 0.4rem;
}

.process-content p {
  font-size: 0.9rem;
  color: var(--mid-gray);
  margin: 0;
  line-height: 1.6;
}

/* =============================================
   CTA SECTION
============================================= */
.cta-section {
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(229,211,82,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.cta-box {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(229,211,82,0.2);
  border-radius: 16px;
  padding: 3rem;
}

.cta-title {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

.cta-sub {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.cta-check {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
  margin-right: 0.5rem;
}

.cta-check i { color: var(--yellow-cta); }

.btn-cta-main {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 0.92rem;
  background: var(--yellow-cta);
  color: var(--dark);
  border: none;
  border-radius: 8px;
  padding: 0.85rem 1.8rem;
  transition: background var(--transition), transform var(--transition);
  box-shadow: 0 4px 20px rgba(255,214,10,0.3);
}

.btn-cta-main:hover {
  background: #ffe033;
  transform: translateY(-2px);
  color: var(--dark);
}

.btn-cta-outline {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.92rem;
  background: transparent;
  color: rgba(255,255,255,0.85);
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 8px;
  padding: 0.85rem 1.8rem;
  transition: border-color var(--transition), color var(--transition);
}

.btn-cta-outline:hover {
  border-color: var(--yellow-cta);
  color: var(--yellow-cta);
}

/* =============================================
   FAQ
============================================= */
.faq-item {
  background: #fff;
  border: 1px solid #e8e8e8 !important;
  border-radius: var(--radius) !important;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.faq-btn {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--dark) !important;
  background: #fff !important;
  border: none;
  padding: 1.1rem 1.4rem;
  box-shadow: none !important;
}

.faq-btn:not(.collapsed) {
  color: var(--dark) !important;
  background: #fffdf0 !important;
  border-bottom: 1px solid #f0e97a;
}

.faq-btn::after {
  filter: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232B2B2B'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") !important;
}

.faq-body {
  font-size: 0.92rem;
  color: var(--mid-gray);
  line-height: 1.7;
  padding: 1rem 1.4rem 1.2rem;
  background: #fffdf0;
}

/* =============================================
   CONTACTO
============================================= */
.contact-form .contact-label {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.4rem;
}

.contact-input {
  background: rgba(255,255,255,0.06) !important;
  border: 1px solid rgba(255,255,255,0.12) !important;
  color: #fff !important;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.92rem;
  transition: border-color var(--transition), background var(--transition);
}

.contact-input:focus {
  background: rgba(255,255,255,0.1) !important;
  border-color: var(--yellow-cta) !important;
  box-shadow: 0 0 0 3px rgba(255,214,10,0.15) !important;
  outline: none;
}

.contact-input::placeholder { color: rgba(255,255,255,0.35) !important; }

.contact-input option { background: #2b2b2b; color: #fff; }

.contact-info {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 2rem;
  height: 100%;
}

.contact-info-title {
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 1.5rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.contact-info-icon {
  width: 40px;
  height: 40px;
  background: rgba(229,211,82,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--yellow-cta);
  flex-shrink: 0;
}

.contact-info-label {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin: 0 0 0.2rem;
}

.contact-info-link {
  font-size: 0.92rem;
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.contact-info-link:hover { color: var(--yellow-cta); }

.contact-info-text {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.75);
  margin: 0;
}

.btn-whatsapp {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  background: #25D366;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.8rem 1.5rem;
  transition: background var(--transition), transform var(--transition);
}

.btn-whatsapp:hover {
  background: #1ebe5d;
  transform: translateY(-2px);
  color: #fff;
}

/* =============================================
   FOOTER
============================================= */
.footer {
  background: #111111;
  border-top: 2px solid rgba(229,211,82,0.15);
}

.footer-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
  margin: 0;
}

.footer-heading {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1rem;
}

.footer-links li { margin-bottom: 0.5rem; }

.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--yellow-cta); }

.footer-social { display: flex; gap: 0.6rem; }

.footer-social-link {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 1rem;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.footer-social-link:hover {
  background: rgba(229,211,82,0.15);
  color: var(--yellow-cta);
  border-color: rgba(229,211,82,0.3);
}

.footer-divider {
  border-color: rgba(255,255,255,0.08);
}

.footer-copy {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

.btn-whatsapp-sm {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  background: #25D366;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.6rem 1.2rem;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: background var(--transition);
}

.btn-whatsapp-sm:hover { background: #1ebe5d; color: #fff; }

/* =============================================
   FLOATING WHATSAPP BUTTON
============================================= */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 58px;
  height: 58px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  z-index: 9999;
  transition: transform var(--transition), box-shadow var(--transition);
  animation: pulse-wa 2.5s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.7);
  color: #fff;
}

@keyframes pulse-wa {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.5); }
  50% { box-shadow: 0 4px 32px rgba(37,211,102,0.8), 0 0 0 8px rgba(37,211,102,0.1); }
}

/* =============================================
   BACK TO TOP
============================================= */
.back-to-top {
  position: fixed;
  bottom: 6rem;
  right: 2rem;
  width: 42px;
  height: 42px;
  background: rgba(27,27,27,0.85);
  border: 1px solid rgba(255,255,255,0.15);
  color: #fff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  z-index: 9998;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), background var(--transition);
  backdrop-filter: blur(8px);
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--dark);
  border-color: var(--yellow-cta);
  color: var(--yellow-cta);
}

/* =============================================
   RESPONSIVE ADJUSTMENTS
============================================= */
@media (max-width: 991px) {
  .cta-box { padding: 2rem; }
  .process-step { flex-direction: column; gap: 0.5rem; }
  .process-connector { display: none; }
  .process-content { margin-bottom: 1rem; }
}

@media (max-width: 767px) {
  .py-6 { padding-top: 3.5rem; padding-bottom: 3.5rem; }
  .hero-title { font-size: 1.9rem; }
  .img-frame img { height: 280px; }
  .stat-number { font-size: 1.8rem; }
  .whatsapp-float { bottom: 1.2rem; right: 1.2rem; width: 50px; height: 50px; font-size: 1.4rem; }
  .back-to-top { bottom: 5rem; right: 1.2rem; }
}

/* =============================================
   AOS CUSTOM DURATIONS
============================================= */
[data-aos] { transition-timing-function: cubic-bezier(0.25, 0.46, 0.45, 0.94); }