/* ============================================
   TREPPCO — Electromecánica Industrial
   Tema claro (fondo blanco, texto oscuro)
   ============================================ */

/* ---- Override: Light Theme Variables ---- */
:root {
  --bg-primary: #FFFFFF;
  --bg-secondary: #F5F5F5;
  --bg-tertiary: #EBEBEB;
  --bg-card: #FFFFFF;
  --bg-card-hover: #FAFAFA;
  --accent: #E41E26;
  --accent-hover: #CC1A22;
  --accent-glow: rgba(228, 30, 38, 0.2);
  --accent-subtle: rgba(228, 30, 38, 0.06);
  --text-primary: #1A1A1A;
  --text-secondary: #555555;
  --text-muted: #888888;
  --border-color: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.16);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 30px rgba(228, 30, 38, 0.12);
}

/* ---- Navbar light overrides ---- */
.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: rgba(0, 0, 0, 0.06);
}

.nav-toggle span {
  background: var(--text-primary);
}

.nav-link {
  color: var(--text-secondary);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.04);
}

.nav-link.cta-link {
  color: #FFFFFF;
}

/* ---- Hero light overrides ---- */
.hero-bg-grid {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.03) 1px, transparent 1px);
}

.hero-gradient-orb {
  opacity: 0.15;
}

.hero-highlight {
  background: linear-gradient(135deg, var(--accent) 0%, #D41920 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.btn-outline {
  color: var(--text-primary);
  border-color: rgba(0, 0, 0, 0.15);
}

.btn-outline:hover {
  border-color: rgba(0, 0, 0, 0.3);
  background: rgba(0, 0, 0, 0.03);
}

.trust-item {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.06);
  color: var(--text-secondary);
}

.hero-scroll-indicator .scroll-line {
  background: linear-gradient(to bottom, var(--accent), transparent);
}

/* ---- Form Wrappers ---- */
.hero-form-wrap,
.cta-form-wrap {
  background: #F5F5F5 !important;
  border-color: rgba(0, 0, 0, 0.08) !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.hero-form-wrap .hero-form-title {
  color: #1A1A1A;
}

.hero-form-wrap .hero-form-subtitle {
  color: #555;
}

.hero-form-wrap .form-group label,
.cta-form-wrap .form-group label {
  color: #333;
}

.hero-form-wrap .form-group input,
.hero-form-wrap .form-group select,
.hero-form-wrap .form-group textarea,
.cta-form-wrap .form-group input,
.cta-form-wrap .form-group select,
.cta-form-wrap .form-group textarea {
  background: #FFFFFF;
  border-color: rgba(0, 0, 0, 0.12);
  color: #1A1A1A;
}

.hero-form-wrap .form-group input::placeholder,
.hero-form-wrap .form-group textarea::placeholder,
.cta-form-wrap .form-group input::placeholder,
.cta-form-wrap .form-group textarea::placeholder {
  color: #999;
}

.hero-form-wrap .form-group input:focus,
.hero-form-wrap .form-group select:focus,
.hero-form-wrap .form-group textarea:focus,
.cta-form-wrap .form-group input:focus,
.cta-form-wrap .form-group select:focus,
.cta-form-wrap .form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(228, 30, 38, 0.12);
}

.hero-form-wrap .form-group select,
.cta-form-wrap .form-group select {
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23333' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.hero-form-wrap .form-checkbox label,
.cta-form-wrap .form-checkbox label,
.hero-form-wrap .form-disclaimer,
.cta-form-wrap .form-disclaimer {
  color: #777;
}

/* ---- Global form inputs light ---- */
.form-group input,
.form-group select,
.form-group textarea {
  background: #FFFFFF;
  border-color: rgba(0, 0, 0, 0.12);
  color: #1A1A1A;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #999;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23333' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

.form-group select option {
  background: #FFFFFF;
  color: #1A1A1A;
}

/* ---- Section CTA overrides ---- */
.section-cta::before {
  background: radial-gradient(circle, rgba(228, 30, 38, 0.04), transparent 70%);
}

/* ---- Service number on light bg ---- */
.service-number {
  color: rgba(0, 0, 0, 0.03);
}

.service-card:hover .service-number {
  color: rgba(228, 30, 38, 0.08);
}

/* ---- Mobile menu light ---- */
@media (max-width: 768px) {
  .nav-menu {
    background: #FFFFFF;
    border-left-color: rgba(0, 0, 0, 0.06);
  }
}

/* ---- Nav Logo Image ---- */
.nav-logo-img {
  height: 40px;
  width: auto;
  display: block;
}

/* ---- Image Gallery Row ---- */
.gallery-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* ---- Benefits Grid (6 cards, 3x2) ---- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.benefit-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.benefit-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: var(--transition);
}

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

.benefit-card:hover::before {
  opacity: 1;
}

.benefit-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius-sm);
  color: var(--accent);
  margin-bottom: 20px;
}

.benefit-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.benefit-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.benefits-cta {
  text-align: center;
  margin-top: 48px;
}

/* ---- Process Grid (4 cards) ---- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.process-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.process-card:hover {
  border-color: rgba(228, 30, 38, 0.2);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.process-step {
  font-size: 3rem;
  font-weight: 900;
  color: rgba(228, 30, 38, 0.12);
  line-height: 1;
  margin-bottom: 16px;
  transition: var(--transition);
}

.process-card:hover .process-step {
  color: rgba(228, 30, 38, 0.25);
}

.process-icon {
  color: var(--accent);
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
}

.process-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.process-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---- FAQ Section ---- */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--border-hover);
}

.faq-item.active {
  border-color: rgba(228, 30, 38, 0.2);
  box-shadow: 0 4px 20px rgba(228, 30, 38, 0.06);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--accent);
}

.faq-chevron {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 28px 24px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ---- Form Checkbox ---- */
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

.form-checkbox label {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
  cursor: pointer;
}

/* ---- Footer Logo ---- */
.footer-logo-img {
  height: 36px;
  width: auto;
  display: block;
}

/* ---- Footer Flags ---- */
.footer-flags {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  font-size: 1.4rem;
}

/* ============================================
   RESPONSIVE — Electromecánica Industrial
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .gallery-row {
    gap: 16px;
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile */
@media (max-width: 768px) {
  .gallery-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

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

  .faq-question {
    padding: 18px 20px;
    font-size: 0.92rem;
  }

  .faq-answer p {
    padding: 0 20px 20px;
  }
}