/* ============================================
   ATMOS SPA – Estilos principales
   ============================================ */

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

:root {
  --color-primary: #127D80;
  --color-primary-dark: #0B5E61;
  --color-secondary: #CEEBEA;
  --color-bg: #F4FAF9;
  --color-cta: #40B63C;
  --color-cta-hover: #2F9630;
  --color-text: #183B3D;
  --color-border: #B7D8D0;
  --color-white: #ffffff;
  --color-gray-light: #f8fffe;
  --color-gray-mid: #6c8e90;
  --font-main: 'Inter', sans-serif;
  --font-heading: 'Poppins', sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 10px rgba(18, 125, 128, 0.08);
  --shadow-md: 0 8px 32px rgba(18, 125, 128, 0.13);
  --shadow-lg: 0 20px 60px rgba(18, 125, 128, 0.18);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
}

a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-primary-dark); }

img { max-width: 100%; height: auto; }

/* ── Utility ── */
.section-tag {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-gray-mid);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.text-primary-custom { color: var(--color-primary) !important; }

/* ── Buttons ── */
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-cta);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 30px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(64, 182, 60, 0.35);
  text-decoration: none;
  white-space: nowrap;
}

.btn-cta:hover {
  background: var(--color-cta-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(64, 182, 60, 0.45);
}

.btn-cta svg { flex-shrink: 0; }

.btn-outline-custom {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 13px 28px;
  border-radius: 50px;
  border: 2px solid var(--color-primary);
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-outline-custom:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline-white {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 13px 28px;
  border-radius: 50px;
  border: 2px solid rgba(255,255,255,0.6);
  transition: var(--transition);
  text-decoration: none;
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border-color: #fff;
}

.btn-sm-cta {
  padding: 10px 22px;
  font-size: 0.9rem;
}

/* ── Navbar ── */
#mainNav {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  padding: 8px 0;
  transition: var(--transition);
  z-index: 1050;
}

#mainNav.scrolled {
  box-shadow: 0 4px 24px rgba(18, 125, 128, 0.1);
  border-bottom-color: var(--color-border);
}

.navbar-logo {
  height: 64px;
  width: auto;
  object-fit: contain;
}

.navbar-nav .nav-link {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.93rem;
  color: var(--color-text) !important;
  padding: 6px 14px !important;
  border-radius: 8px;
  transition: var(--transition);
}

.navbar-nav .nav-link:hover {
  color: var(--color-primary) !important;
  background: var(--color-secondary);
}

.navbar-toggler {
  border-color: var(--color-border);
}

.navbar-toggler:focus { box-shadow: none; }

/* ── Hero ── */
#hero {
  background: linear-gradient(135deg, var(--color-bg) 0%, #e8f6f5 50%, #d4efed 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(18, 125, 128, 0.07) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

#hero::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(64, 182, 60, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 50px;
  padding: 6px 16px 6px 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-cta);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(64, 182, 60, 0.5); }
  50% { box-shadow: 0 0 0 6px rgba(64, 182, 60, 0); }
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.15;
  margin-bottom: 20px;
}

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

.hero-subtitle {
  font-size: 1.1rem;
  font-weight: 500;
  color: #2a5e60;
  margin-bottom: 16px;
  line-height: 1.6;
}

.hero-text {
  font-size: 0.97rem;
  color: var(--color-gray-mid);
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-microcopy {
  font-size: 0.82rem;
  color: var(--color-gray-mid);
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-microcopy span { display: flex; align-items: center; gap: 5px; }
.hero-microcopy .dot-sep { color: var(--color-border); }

/* ── Hero Form Card ── */
.hero-form-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 36px 32px;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.hero-form-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-cta));
}

.hero-form-card .form-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.hero-form-card .form-subtitle {
  font-size: 0.85rem;
  color: var(--color-gray-mid);
  margin-bottom: 22px;
}

.form-control, .form-select {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  color: var(--color-text);
  background: var(--color-bg);
  padding: 11px 14px;
  transition: var(--transition);
  font-family: var(--font-main);
}

.form-control:focus, .form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(18, 125, 128, 0.12);
  background: #fff;
  outline: none;
}

.form-control::placeholder { color: #a0b8ba; }

.form-label {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 5px;
}

.form-label .req { color: var(--color-primary); }

.btn-submit {
  width: 100%;
  background: var(--color-cta);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(64, 182, 60, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-submit:hover {
  background: var(--color-cta-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(64, 182, 60, 0.4);
}

.form-privacy {
  font-size: 0.75rem;
  color: var(--color-gray-mid);
  text-align: center;
  margin-top: 10px;
}

/* ── Trust Bar ── */
#trust-bar {
  background: var(--color-primary);
  padding: 20px 0;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  padding: 8px 16px;
}

.trust-icon {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-item strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

.trust-item span {
  font-size: 0.78rem;
  opacity: 0.82;
}

.trust-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.2);
}

/* ── Medición CTA ── */
#medicion {
  padding: 80px 0;
  background: var(--color-text);
  position: relative;
  overflow: hidden;
}

.medicion-inner {
  display: flex;
  align-items: center;
  gap: 60px;
}

.medicion-tag {
  display: inline-block;
  background: rgba(64,182,60,0.18);
  color: var(--color-cta);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 14px;
  border: 1px solid rgba(64,182,60,0.3);
}

.medicion-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 16px;
}

.medicion-title span { color: var(--color-cta); }

.medicion-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 32px;
}

.medicion-visual {
  flex-shrink: 0;
  width: 340px;
  position: relative;
}

.medicion-img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  filter: brightness(0.85) saturate(1.1);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.medicion-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(11,94,97,0.85) 100%);
  border-radius: var(--radius-lg);
}

.medicion-img-label {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  opacity: 0.9;
  font-family: var(--font-heading);
}

.medicion-stat-row {
  display: flex;
  gap: 28px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.medicion-stat {
  display: flex;
  flex-direction: column;
}

.medicion-stat-num {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--color-cta);
  line-height: 1;
}

.medicion-stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  margin-top: 4px;
}

@media (max-width: 991px) {
  .medicion-inner { flex-direction: column; gap: 36px; }
  .medicion-visual { width: 100%; }
  .medicion-img { height: 220px; }
}

/* ── Problem Section ── */
#problema {
  padding: 90px 0;
  background: #fff;
}

.problema-text {
  font-size: 1.08rem;
  color: var(--color-gray-mid);
  line-height: 1.8;
  max-width: 680px;
}

.problema-visual {
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-secondary) 100%);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border: 1px solid var(--color-border);
}

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

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  font-size: 0.95rem;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

.check-list li:last-child { border-bottom: none; }

/* CO2 image card */
.co2-img-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.co2-img-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  object-position: center;
  display: block;
}

.co2-img-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,94,97,0.15) 0%, rgba(11,94,97,0.75) 100%);
}

.co2-img-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 20px 24px;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-heading);
  line-height: 1.4;
}

.co2-img-caption span {
  display: block;
  font-size: 0.78rem;
  font-weight: 400;
  opacity: 0.8;
  margin-top: 4px;
}

.check-list .check-icon {
  width: 22px;
  height: 22px;
  background: var(--color-cta);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── Services ── */
#servicios {
  padding: 90px 0;
  background: var(--color-bg);
}

.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  border: 1.5px solid var(--color-border);
  height: 100%;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-cta));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--color-secondary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--color-primary);
}

.service-card:hover .service-icon svg { color: #fff; }

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--color-gray-mid);
  margin-bottom: 18px;
  line-height: 1.7;
}

.service-bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}

.service-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--color-text);
  padding: 5px 0;
}

.service-bullets li::before {
  content: '';
  width: 7px;
  height: 7px;
  background: var(--color-primary);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 7px;
}

/* ── Process ── */
#proceso {
  padding: 90px 0;
  background: #fff;
  overflow: hidden;
}

.process-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: calc(12.5% + 20px);
  right: calc(12.5% + 20px);
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-cta));
  z-index: 0;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 20px;
  box-shadow: 0 4px 20px rgba(18, 125, 128, 0.3);
  border: 4px solid #fff;
  transition: var(--transition);
  position: relative;
}

.process-step:hover .step-number {
  background: var(--color-cta);
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(64, 182, 60, 0.4);
}

.process-step-icon {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-content h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.step-content p {
  font-size: 0.85rem;
  color: var(--color-gray-mid);
  line-height: 1.6;
}

/* ── Benefits ── */
#beneficios {
  padding: 90px 0;
  background: var(--color-bg);
}

.benefit-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border: 1.5px solid var(--color-border);
  height: 100%;
  transition: var(--transition);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.benefit-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.benefit-icon {
  width: 50px;
  height: 50px;
  background: var(--color-secondary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.benefit-card:hover .benefit-icon {
  background: var(--color-primary);
}

.benefit-card:hover .benefit-icon svg { color: #fff !important; }

.benefit-card h4 {
  font-size: 0.97rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-text);
}

.benefit-card p {
  font-size: 0.85rem;
  color: var(--color-gray-mid);
  margin: 0;
  line-height: 1.6;
}

/* ── CTA Banner ── */
#cta-banner {
  padding: 110px 0;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

#cta-banner .cta-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.22;
  mix-blend-mode: luminosity;
}

#cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11,94,97,0.88) 0%, rgba(18,125,128,0.82) 100%);
  z-index: 1;
}

#cta-banner > * { position: relative; z-index: 2; }

.cta-banner-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.cta-banner-text {
  font-size: 1rem;
  color: rgba(255,255,255,0.85);
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

/* ── Diplomas ── */
#diplomas {
  padding: 90px 0;
  background: var(--color-bg);
  overflow: hidden;
}

.diplomas-track-wrapper {
  position: relative;
}

.diplomas-track-wrapper::before,
.diplomas-track-wrapper::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}

.diplomas-track-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, var(--color-bg) 0%, transparent 100%);
}

.diplomas-track-wrapper::after {
  right: 0;
  background: linear-gradient(270deg, var(--color-bg) 0%, transparent 100%);
}

.diplomas-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 16px 40px 28px;
  scrollbar-width: none;
}

.diplomas-track::-webkit-scrollbar { display: none; }

.diploma-card {
  flex: 0 0 300px;
  width: 300px;
  min-width: 300px;
  max-width: 300px;
  scroll-snap-align: start;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
  box-shadow: var(--shadow-sm);
}

.diploma-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.diploma-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--color-bg);
}

.diploma-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  transition: transform 0.5s ease;
}

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

.diploma-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(11,94,97,0.85) 100%);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 16px;
}

.diploma-card:hover .diploma-img-overlay { opacity: 1; }

.diploma-overlay-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #fff;
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 700;
  font-family: var(--font-heading);
  padding: 7px 14px;
  border-radius: 50px;
  text-decoration: none;
}

.diploma-card-footer {
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-top: 1px solid var(--color-border);
}

.diploma-footer-badge {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 4px;
  flex-shrink: 0;
}

.diploma-card-info strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
}

.diploma-card-info span {
  font-size: 0.7rem;
  color: var(--color-gray-mid);
}

.diplomas-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
}

.diplomas-nav-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  background: #fff;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}

.diplomas-nav-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.diplomas-counter {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-gray-mid);
  font-family: var(--font-heading);
  min-width: 60px;
  text-align: center;
}

.diplomas-total-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 50px;
  margin-bottom: 32px;
}

/* ── FAQ ── */
#faq {
  padding: 90px 0;
  background: #fff;
}

.accordion-item {
  border: 1.5px solid var(--color-border) !important;
  border-radius: var(--radius-md) !important;
  margin-bottom: 12px;
  overflow: hidden;
}

.accordion-button {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.97rem;
  color: var(--color-text) !important;
  background: #fff !important;
  padding: 18px 22px;
  box-shadow: none !important;
}

.accordion-button:not(.collapsed) {
  color: var(--color-primary) !important;
  background: var(--color-secondary) !important;
}

.accordion-button::after {
  filter: invert(32%) sepia(71%) saturate(400%) hue-rotate(155deg);
}

.accordion-body {
  font-size: 0.92rem;
  color: var(--color-gray-mid);
  line-height: 1.75;
  padding: 16px 22px 20px;
  border-top: 1px solid var(--color-border);
}

/* ── Contact Final ── */
#contacto-final {
  padding: 90px 0;
  background: var(--color-bg);
}

.contact-info-card {
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  color: #fff;
  height: 100%;
}

.contact-info-card h3 {
  color: #fff;
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.contact-info-card .contact-desc {
  color: rgba(255,255,255,0.8);
  font-size: 0.92rem;
  margin-bottom: 30px;
  line-height: 1.7;
}

.contact-info-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.contact-info-item:last-child { border-bottom: none; }

.contact-info-icon {
  width: 42px;
  height: 42px;
  background: rgba(255,255,255,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-text strong {
  display: block;
  font-size: 0.82rem;
  opacity: 0.7;
  font-weight: 500;
  margin-bottom: 2px;
}

.contact-info-text a {
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
}

.contact-info-text a:hover { color: var(--color-secondary); }

.contact-form-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border: 1.5px solid var(--color-border);
  box-shadow: var(--shadow-md);
  height: 100%;
}

/* ── Footer ── */
footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.8);
  padding: 50px 0 24px;
}

.footer-logo { height: 40px; width: auto; margin-bottom: 14px; filter: brightness(0) invert(1); }

.footer-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  max-width: 280px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.65);
  font-size: 0.9rem;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--color-secondary); padding-left: 4px; }

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.footer-contact-item a { color: rgba(255,255,255,0.85); }
.footer-contact-item a:hover { color: var(--color-secondary); }

.footer-divider {
  border-color: rgba(255,255,255,0.1);
  margin: 30px 0 20px;
}

.footer-bottom {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
}

.footer-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #25D366;
  color: #fff;
  font-weight: 600;
  font-size: 0.85rem;
  padding: 10px 18px;
  border-radius: 50px;
  transition: var(--transition);
}
.footer-wa-btn:hover { background: #1ebe5c; color: #fff; transform: translateY(-2px); }

/* ── WhatsApp Float ── */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
  transition: var(--transition);
  animation: wa-appear 0.6s ease 2s both;
}

.wa-float:hover {
  background: #1ebe5c;
  transform: scale(1.12) translateY(-3px);
  box-shadow: 0 10px 36px rgba(37, 211, 102, 0.6);
}

.wa-float svg { color: #fff; }

.wa-float-tooltip {
  position: absolute;
  right: 70px;
  background: #fff;
  color: var(--color-text);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateX(10px);
  transition: var(--transition);
  pointer-events: none;
}

.wa-float:hover .wa-float-tooltip {
  opacity: 1;
  transform: translateX(0);
}

@keyframes wa-appear {
  from { opacity: 0; transform: scale(0.5); }
  to { opacity: 1; transform: scale(1); }
}

/* ── Reveal Animations ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── Alert styles ── */
.form-alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 16px;
  display: none;
}

.form-alert.success {
  background: #d4f5d4;
  color: #1a6b1a;
  border: 1px solid #a3e6a3;
}

.form-alert.error {
  background: #fde8e8;
  color: #a01919;
  border: 1px solid #f5a3a3;
}

/* ── Stats strip ── */
.stats-strip {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.stat-item { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}
.stat-label { font-size: 0.78rem; color: var(--color-gray-mid); margin-top: 4px; }

/* ── Responsive ── */
@media (max-width: 991px) {
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .process-timeline::before { display: none; }

  #hero { min-height: auto; padding-top: 100px; }

  .hero-form-card { margin-top: 40px; }

  .trust-item { padding: 6px 10px; }
  .trust-divider { display: none; }
}

@media (max-width: 767px) {
  .section-title { font-size: 1.6rem; }
  .hero-title { font-size: 1.8rem; }

  .process-timeline { grid-template-columns: 1fr 1fr; }

  .stats-strip { gap: 20px; }
  .stat-num { font-size: 1.6rem; }

  .hero-form-card { padding: 28px 22px; }
  .contact-form-card, .contact-info-card { padding: 28px 22px; }

  .btn-cta, .btn-outline-custom { font-size: 0.9rem; padding: 12px 22px; }

  .trust-item strong { font-size: 0.82rem; }

  .wa-float { bottom: 20px; right: 20px; width: 54px; height: 54px; }
}

@media (max-width: 480px) {
  .process-timeline { grid-template-columns: 1fr; gap: 24px; }
  .trust-item { flex-direction: column; text-align: center; }
  .trust-icon { margin: 0 auto 4px; }
}