/* =============================================================
   Painéis e Manutenção Elétrica — style.css
   Design system completo
   ============================================================= */

/* ---------- Reset & Base ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Color ramps */
  --red: #C62828;
  --red-light: #E53935;
  --red-dark: #8E0000;
  --blue: #1565C0;
  --blue-light: #42A5F5;
  --blue-dark: #0D47A1;
  --green: #2E7D32;
  --green-light: #4CAF50;
  --green-dark: #1B5E20;
  --white: #FFFFFF;
  --gray-bg: #F5F5F5;
  --gray-border: #E0E0E0;
  --gray-text: #616161;
  --dark: #0D1B2A;
  --dark-2: #1B263B;

  /* Semantic */
  --primary: var(--red);
  --secondary: var(--blue);
  --accent: var(--green);
  --bg: var(--white);
  --text: #212121;
  --text-light: var(--gray-text);
  --section-alt: var(--gray-bg);

  /* Typography */
  --font-title: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;

  /* Spacing */
  --space: 8px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.15);
  --transition: .3s cubic-bezier(.4,0,.2,1);
  --max-width: 1200px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  line-height: 1.2;
  font-weight: 800;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Section helpers ---------- */
.section { padding: 80px 0; }
.section-alt { background: var(--section-alt); }
.section-dark { background: var(--dark); color: var(--white); }

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}
.section-header h2 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  margin-bottom: 16px;
  color: var(--dark);
}
.section-dark .section-header h2 { color: var(--white); }
.section-header p {
  font-size: 1.1rem;
  color: var(--text-light);
}
.section-dark .section-header p { color: rgba(255,255,255,.75); }

.section-tag {
  display: inline-block;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--red);
  margin-bottom: 12px;
  padding: 6px 16px;
  background: rgba(198,40,40,.08);
  border-radius: 50px;
}
.section-dark .section-tag { color: var(--green-light); background: rgba(76,175,80,.12); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .95rem;
  text-transform: uppercase;
  letter-spacing: .5px;
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  justify-content: center;
}
.btn-primary {
  background: var(--red);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(198,40,40,.3);
}
.btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(198,40,40,.4);
}
.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.5);
}
.btn-secondary:hover {
  background: var(--white);
  color: var(--blue-dark);
  border-color: var(--white);
}
.btn-green {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(46,125,50,.3);
}
.btn-green:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--blue);
  border: 2px solid var(--blue);
}
.btn-outline:hover {
  background: var(--blue);
  color: var(--white);
}
.btn-large { padding: 18px 40px; font-size: 1rem; }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(13,71,161,.95);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.site-header.scrolled {
  background: rgba(13,27,42,.98);
  box-shadow: 0 4px 24px rgba(0,0,0,.2);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  width: 240px;
  min-width: 240px;
  flex: 0 0 240px;
}
.header-logo img { width: 44px; height: 44px; object-fit: contain; }
.header-logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.header-logo-title {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1rem;
  color: var(--white);
}
.header-logo-sub {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: .85rem;
  color: var(--green-light);
}
.header-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex: 1;
  margin-left: 16px;
}
.nav-link {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: .82rem;
  color: rgba(255,255,255,.8);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,.12);
}
.header-cta {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  gap: 6px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .85rem;
  color: var(--white);
  background: var(--red);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.header-cta:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
}
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.6rem;
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
}
.hero-swiper {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-swiper .swiper-slide {
  background-size: cover;
  background-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(135deg, rgba(13,71,161,.92) 0%, rgba(13,27,42,.88) 40%, rgba(198,40,40,.82) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 80px 0;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--green-light);
  background: rgba(46,125,50,.15);
  border: 1px solid rgba(76,175,80,.3);
  padding: 8px 18px;
  border-radius: 50px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  color: var(--white);
  max-width: 820px;
  margin-bottom: 24px;
}
.hero h1 .highlight { color: var(--green-light); }
.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,.9);
  max-width: 720px;
  margin-bottom: 40px;
  line-height: 1.7;
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero-differentials {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 900px;
}
.hero-differential {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-sm);
  padding: 16px;
  backdrop-filter: blur(6px);
  transition: var(--transition);
}
.hero-differential:hover {
  background: rgba(255,255,255,.16);
  transform: translateY(-4px);
}
.hero-differential i {
  font-size: 1.5rem;
  color: var(--green-light);
  flex-shrink: 0;
}
.hero-differential span {
  font-size: .85rem;
  color: rgba(255,255,255,.9);
  font-weight: 600;
  line-height: 1.4;
}
.hero-seals {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.15);
}
.hero-seal {
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-seal i { font-size: 1.8rem; color: var(--green-light); }
.hero-seal-value {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--white);
  line-height: 1;
}
.hero-seal-label {
  font-size: .75rem;
  color: rgba(255,255,255,.7);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Swiper overrides */
.hero-swiper .swiper-pagination-bullet {
  background: rgba(255,255,255,.5);
  width: 10px; height: 10px;
}
.hero-swiper .swiper-pagination-bullet-active { background: var(--white); }
.hero-swiper .swiper-button-prev,
.hero-swiper .swiper-button-next {
  color: var(--white);
  background: rgba(255,255,255,.15);
  width: 48px; height: 48px;
  border-radius: 50%;
  backdrop-filter: blur(4px);
}
.hero-swiper .swiper-button-prev::after,
.hero-swiper .swiper-button-next::after { font-size: 1.2rem; font-weight: 800; }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}
.about-image img { width: 100%; height: 100%; object-fit: cover; }
.about-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(13,71,161,.3) 100%);
}
.about-text h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  margin-bottom: 20px;
  color: var(--dark);
}
.about-text .about-lead {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 20px;
  font-weight: 600;
}
.about-text p {
  margin-bottom: 16px;
  color: var(--text-light);
}
.about-text p strong { color: var(--dark); }
.about-cta { margin-top: 32px; }

/* MVV cards */
.mvv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.mvv-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--blue);
  transition: var(--transition);
}
.mvv-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.mvv-card:nth-child(2) { border-top-color: var(--red); }
.mvv-card:nth-child(3) { border-top-color: var(--green); }
.mvv-card .mvv-icon {
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  font-size: 1.6rem;
  margin-bottom: 20px;
}
.mvv-card:nth-child(1) .mvv-icon { background: rgba(21,101,192,.1); color: var(--blue); }
.mvv-card:nth-child(2) .mvv-icon { background: rgba(198,40,40,.1); color: var(--red); }
.mvv-card:nth-child(3) .mvv-icon { background: rgba(46,125,50,.1); color: var(--green); }
.mvv-card h3 { font-size: 1.2rem; margin-bottom: 12px; color: var(--dark); }
.mvv-card p { color: var(--text-light); font-size: .95rem; }
.mvv-card ul { margin-top: 12px; }
.mvv-card ul li {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 6px 0;
  font-size: .9rem; color: var(--text-light);
}
.mvv-card ul li i { color: var(--green); margin-top: 3px; flex-shrink: 0; }
.mvv-card ul li strong { color: var(--dark); }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue);
}
.service-card-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}
.service-card-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.service-card:hover .service-card-image img { transform: scale(1.06); }
.service-card-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 16px 28px;
  margin-top: auto;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .85rem;
  color: var(--blue);
  transition: var(--transition);
  border-top: 1px solid var(--gray-border);
}
.service-card-link:hover { color: var(--red); gap: 10px; }
.service-card-header {
  padding: 28px 28px 0;
  position: relative;
}
.service-icon {
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 2rem;
  margin-bottom: 20px;
}
.service-card:nth-child(4n+1) .service-icon { background: rgba(21,101,192,.1); color: var(--blue); }
.service-card:nth-child(4n+2) .service-icon { background: rgba(198,40,40,.1); color: var(--red); }
.service-card:nth-child(4n+3) .service-icon { background: rgba(46,125,50,.1); color: var(--green); }
.service-card:nth-child(4n+4) .service-icon { background: rgba(13,71,161,.1); color: var(--blue-dark); }
.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--dark);
}
.service-card > p {
  padding: 0 28px 20px;
  color: var(--text-light);
  font-size: .95rem;
}
.service-list {
  padding: 0 28px 20px;
}
.service-list h4 {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--blue);
  margin-bottom: 12px;
}
.service-list ul li {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 5px 0;
  font-size: .9rem; color: var(--text-light);
}
.service-list ul li i { color: var(--green); margin-top: 4px; flex-shrink: 0; }
.service-cta {
  margin-top: auto;
  padding: 0 28px 28px;
}
.service-cta .btn {
  width: 100%;
  font-size: .8rem;
  padding: 12px 20px;
}

/* ---------- Why Us ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.why-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}
.why-card:hover {
  background: rgba(255,255,255,.1);
  transform: translateY(-4px);
}
.why-number {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 2.5rem;
  color: var(--green-light);
  line-height: 1;
  margin-bottom: 16px;
  opacity: .5;
}
.why-card h3 {
  font-size: 1.2rem;
  color: var(--white);
  margin-bottom: 12px;
}
.why-card p {
  color: rgba(255,255,255,.75);
  font-size: .95rem;
}

/* ---------- Numbers ---------- */
.numbers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 24px;
}
.number-card {
  text-align: center;
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 16px;
  box-shadow: var(--shadow);
  border-bottom: 4px solid var(--green);
  transition: var(--transition);
}
.number-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.number-card:nth-child(even) { border-bottom-color: var(--blue); }
.number-card:nth-child(3n) { border-bottom-color: var(--red); }
.number-icon {
  font-size: 2rem;
  color: var(--green);
  margin-bottom: 12px;
}
.number-card:nth-child(even) .number-icon { color: var(--blue); }
.number-card:nth-child(3n) .number-icon { color: var(--red); }
.number-value {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 2.4rem;
  color: var(--dark);
  line-height: 1;
  margin-bottom: 8px;
}
.number-label {
  font-size: .85rem;
  color: var(--text-light);
  font-weight: 600;
}

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.testimonials-swiper {
  padding: 12px 4px 56px;
}
.testimonials-swiper .swiper-wrapper { align-items: stretch; }
.testimonials-swiper .swiper-slide {
  height: auto;
  display: flex;
}
.testimonials-swiper .swiper-slide .testimonial-card {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.testimonials-swiper .swiper-pagination {
  bottom: 0;
}
.testimonials-swiper .swiper-button-next,
.testimonials-swiper .swiper-button-prev {
  color: var(--blue);
  background: var(--white);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  box-shadow: var(--shadow);
}
.testimonials-swiper .swiper-button-next::after,
.testimonials-swiper .swiper-button-prev::after {
  font-size: 1rem;
  font-weight: 700;
}
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  position: relative;
  transition: var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.testimonial-quote {
  font-size: 3rem;
  color: var(--blue);
  opacity: .15;
  position: absolute;
  top: 16px; right: 24px;
  line-height: 1;
}
.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
  color: #FFB300;
}
.testimonial-text {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 20px;
  font-style: italic;
  line-height: 1.7;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-border);
}
.testimonial-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--white);
  flex-shrink: 0;
}
.testimonial-card:nth-child(4n+1) .testimonial-avatar { background: var(--blue); }
.testimonial-card:nth-child(4n+2) .testimonial-avatar { background: var(--red); }
.testimonial-card:nth-child(4n+3) .testimonial-avatar { background: var(--green); }
.testimonial-card:nth-child(4n+4) .testimonial-avatar { background: var(--blue-dark); }
.testimonial-name {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .95rem;
  color: var(--dark);
}
.testimonial-role {
  font-size: .85rem;
  color: var(--text-light);
}

/* ---------- Portfolio ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}
.portfolio-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.portfolio-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.portfolio-image {
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}
.portfolio-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.portfolio-card:hover .portfolio-image img { transform: scale(1.06); }
.portfolio-tag {
  position: absolute;
  top: 16px; left: 16px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
  background: var(--red);
  padding: 6px 14px;
  border-radius: 50px;
}
.portfolio-body { padding: 28px; }
.portfolio-body h3 {
  font-size: 1.2rem;
  color: var(--dark);
  margin-bottom: 16px;
}
.portfolio-meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.portfolio-meta-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .9rem;
  color: var(--text-light);
}
.portfolio-meta-item strong {
  color: var(--dark);
  font-family: var(--font-title);
  font-weight: 700;
  min-width: 70px;
  flex-shrink: 0;
}

/* ---------- Blog ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}
.blog-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.blog-card-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}
.blog-card-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.blog-card:hover .blog-card-image img { transform: scale(1.06); }
.blog-card-tag {
  position: absolute;
  top: 14px; left: 14px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
  background: var(--blue);
  padding: 6px 14px;
  border-radius: 50px;
}
.blog-card:nth-child(2) .blog-card-tag { background: var(--red); }
.blog-card:nth-child(3) .blog-card-tag { background: var(--green); }
.blog-card-body {
  padding: 20px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.blog-read-time {
  font-size: .8rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 4px;
}
.blog-card h3 {
  font-size: 1.1rem;
  color: var(--dark);
  margin-bottom: 10px;
}
.blog-card p {
  font-size: .9rem;
  color: var(--text-light);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
}
.blog-card .blog-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .85rem;
  color: var(--blue);
  transition: var(--transition);
}
.blog-card .blog-link:hover { gap: 10px; color: var(--red); }

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-border);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open {
  border-color: var(--blue);
  box-shadow: var(--shadow);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1rem;
  color: var(--dark);
  transition: var(--transition);
}
.faq-question:hover { color: var(--blue); }
.faq-question .faq-icon {
  font-size: 1.4rem;
  color: var(--blue);
  transition: var(--transition);
  flex-shrink: 0;
}
.faq-item.open .faq-question .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
  padding: 0 24px;
}
.faq-item.open .faq-answer {
  max-height: 400px;
  padding: 0 24px 20px;
}
.faq-answer p {
  color: var(--text-light);
  font-size: .95rem;
  line-height: 1.7;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact-info-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--blue);
}
.contact-info-card h3 {
  font-size: 1.1rem;
  color: var(--dark);
  margin-bottom: 20px;
}
.contact-info-list { display: flex; flex-direction: column; gap: 16px; }
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.contact-info-item .contact-icon {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 1.2rem;
  background: rgba(21,101,192,.1);
  color: var(--blue);
  flex-shrink: 0;
}
.contact-info-item .contact-icon.green { background: rgba(46,125,50,.1); color: var(--green); }
.contact-info-item .contact-icon.red { background: rgba(198,40,40,.1); color: var(--red); }
.contact-info-item .contact-label {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-light);
  margin-bottom: 2px;
}
.contact-info-item .contact-value {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: .95rem;
  color: var(--dark);
}
.contact-info-item a.contact-value:hover { color: var(--blue); }

/* Form */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border-top: 4px solid var(--red);
}
.contact-form-wrap h3 {
  font-size: 1.3rem;
  color: var(--dark);
  margin-bottom: 8px;
}
.contact-form-wrap > p {
  color: var(--text-light);
  margin-bottom: 28px;
  font-size: .95rem;
}
.form-group { margin-bottom: 20px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group label {
  display: block;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: .85rem;
  color: var(--dark);
  margin-bottom: 6px;
}
.form-group label .optional {
  font-weight: 400;
  font-size: .75rem;
  color: var(--text-light);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--text);
  transition: var(--transition);
  background: var(--gray-bg);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(21,101,192,.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { cursor: pointer; }
.char-count {
  text-align: right;
  font-size: .75rem;
  color: var(--text-light);
  margin-top: 4px;
}
.form-submit {
  width: 100%;
  margin-top: 8px;
}
.form-status {
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  display: none;
}
.form-status.success {
  display: block;
  background: rgba(46,125,50,.1);
  border: 1px solid var(--green);
  color: var(--green-dark);
}
.form-status.success a { color: var(--green-dark); font-weight: 700; }
.form-status.error {
  display: block;
  background: rgba(198,40,40,.1);
  border: 1px solid var(--red);
  color: var(--red-dark);
}
.form-status.error a { color: var(--red-dark); font-weight: 700; }
.form-status i { margin-right: 6px; }

/* Map */
.map-wrap {
  margin-top: 48px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 4px solid var(--white);
}
.map-wrap iframe { width: 100%; height: 380px; border: 0; display: block; }

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 50%, var(--red) 100%);
  padding: 64px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h60v60H0z' fill='none'/%3E%3Cpath d='M0 30h60M30 0v60' stroke='rgba(255,255,255,0.04)' stroke-width='1'/%3E%3C/svg%3E");
}
.cta-banner-inner {
  position: relative;
  z-index: 1;
}
.cta-banner h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  color: var(--white);
  margin-bottom: 16px;
}
.cta-banner p {
  color: rgba(255,255,255,.85);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark);
  color: rgba(255,255,255,.7);
  padding: 64px 0 0;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-logo img { width: 64px; height: 64px; margin-bottom: 16px; }
.footer-tagline {
  font-size: .9rem;
  line-height: 1.7;
  color: rgba(255,255,255,.6);
}
.footer-col h4 {
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 20px;
  font-weight: 700;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links ul a {
  font-size: .9rem;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
}
.footer-links ul a:hover { color: var(--green-light); padding-left: 4px; }
.footer-contact ul { display: flex; flex-direction: column; gap: 14px; }
.footer-contact ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .9rem;
  color: rgba(255,255,255,.6);
}
.footer-contact ul li i { color: var(--green-light); margin-top: 3px; flex-shrink: 0; }
.footer-contact ul a { color: rgba(255,255,255,.6); }
.footer-contact ul a:hover { color: var(--green-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 24px;
  text-align: center;
}
.footer-bottom p {
  font-size: .85rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 4px;
}
.footer-signature {
  font-size: .75rem !important;
  color: rgba(255,255,255,.35) !important;
  font-style: italic;
  max-width: 600px;
  margin: 0 auto;
}

/* ---------- WhatsApp float ---------- */
#whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--green);
  color: var(--white);
  padding: 14px 22px;
  border-radius: 50px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .9rem;
  box-shadow: 0 6px 24px rgba(46,125,50,.4);
  transition: var(--transition);
  animation: pulse 2s infinite;
}
#whatsapp-float:hover {
  background: var(--green-dark);
  transform: scale(1.05);
}
#whatsapp-float i { font-size: 1.6rem; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(46,125,50,.4); }
  50% { box-shadow: 0 6px 32px rgba(46,125,50,.6); }
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Internal page header ---------- */
.page-header {
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 50%, var(--red) 100%);
  padding: 140px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h60v60H0z' fill='none'/%3E%3Cpath d='M0 30h60M30 0v60' stroke='rgba(255,255,255,0.04)' stroke-width='1'/%3E%3C/svg%3E");
}
.page-header-inner { position: relative; z-index: 1; }
.page-header h1 {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  color: var(--white);
  margin-bottom: 12px;
}
.page-header p {
  color: rgba(255,255,255,.85);
  font-size: 1.1rem;
  max-width: 640px;
  margin: 0 auto;
}
.breadcrumb {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-size: .85rem;
  color: rgba(255,255,255,.6);
}
.breadcrumb a { color: rgba(255,255,255,.8); transition: var(--transition); }
.breadcrumb a:hover { color: var(--green-light); }
.breadcrumb i { font-size: .8rem; }

/* ---------- Prose content ---------- */
.prose {
  max-width: 780px;
  margin: 0 auto;
}
.prose p {
  margin-bottom: 18px;
  color: var(--text-light);
  font-size: 1.05rem;
  line-height: 1.8;
}
.prose p strong { color: var(--dark); }
.prose h3 {
  font-size: 1.4rem;
  color: var(--dark);
  margin: 32px 0 16px;
}
.prose ul {
  margin-bottom: 18px;
  padding-left: 0;
}
.prose ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 0;
  color: var(--text-light);
  font-size: 1rem;
  line-height: 1.7;
}
.prose ul li i { color: var(--green); margin-top: 5px; flex-shrink: 0; }
.prose ul li strong { color: var(--dark); }

/* ---------- CTA section (internal pages) ---------- */
.cta-section {
  text-align: center;
  padding: 64px 0;
  background: var(--section-alt);
}
.cta-section h2 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--dark);
  margin-bottom: 16px;
}
.cta-section p {
  color: var(--text-light);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

/* ---------- Blog article full ---------- */
.blog-article {
  max-width: 780px;
  margin: 0 auto;
}
.blog-article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-border);
}
.blog-article-category {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
  background: var(--blue);
  padding: 6px 14px;
  border-radius: 50px;
}
.blog-article-time {
  font-size: .85rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 6px;
}
.blog-article-body p {
  margin-bottom: 18px;
  color: var(--text-light);
  font-size: 1.05rem;
  line-height: 1.8;
}
.blog-article-body h3 {
  font-size: 1.3rem;
  color: var(--dark);
  margin: 28px 0 14px;
}
.blog-article-body ul {
  margin-bottom: 18px;
}
.blog-article-body ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 0;
  color: var(--text-light);
  font-size: 1rem;
  line-height: 1.7;
}
.blog-article-body ul li i { color: var(--green); margin-top: 5px; flex-shrink: 0; }

.blog-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-border);
}
.blog-nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: .9rem;
  color: var(--blue);
  transition: var(--transition);
}
.blog-nav a:hover { color: var(--red); gap: 12px; }

/* ---------- Spin ---------- */
.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Responsive ---------- */
@media (max-width: 968px) {
  .header-nav {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(13,27,42,.98);
    flex-direction: column;
    padding: 16px 24px;
    gap: 4px;
    transform: translateY(-200%);
    transition: transform .3s ease;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
  }
  .header-nav.open { transform: translateY(0); }
  .nav-link { width: 100%; padding: 12px 16px; }
  .header-cta { display: none; }
  .menu-toggle { display: block; }

  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .mvv-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .hero-differentials { grid-template-columns: 1fr 1fr; }
  .hero-seals { gap: 20px; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .contact-form-wrap { padding: 28px; }
}

@media (max-width: 480px) {
  .hero-differentials { grid-template-columns: 1fr; }
  .hero-cta-group { flex-direction: column; }
  .hero-cta-group .btn { width: 100%; }
  .hero-seal { flex: 1 1 calc(50% - 20px); }
  #whatsapp-float span { display: none; }
  #whatsapp-float { padding: 16px; }
  #whatsapp-float i { font-size: 1.8rem; }
  .header-logo-text { display: none; }
}