/* =============================================
   TUBOMINAS — Folha de Estilos Principal
   ============================================= */

/* ── Variáveis ── */
:root {
  --primary:       #E8380D;
  --primary-dark:  #C22E09;
  --primary-light: #FF6B3D;
  --secondary:     #2B7A3D;
  --secondary-dark:#1E5C2D;
  --dark:          #1A1A1A;
  --dark-2:        #2C2C2C;
  --gray:          #6B7280;
  --gray-light:    #D1D5DB;
  --light:         #F8F8F6;
  --white:         #FFFFFF;
  --shadow-sm:     0 2px 8px rgba(0,0,0,.08);
  --shadow-md:     0 8px 32px rgba(0,0,0,.12);
  --shadow-lg:     0 20px 60px rgba(0,0,0,.16);
  --radius:        8px;
  --radius-lg:     16px;
  --radius-xl:     24px;
  --transition:    .3s cubic-bezier(.4,0,.2,1);
  --font:          'Inter', 'Segoe UI', system-ui, sans-serif;
  --nav-height:    76px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body {
  font-family: var(--font);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
  outline: none;
}

/* ── Tipografia ── */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.125rem; }
p  { color: var(--gray); line-height: 1.75; }

.text-primary  { color: var(--primary); }
.text-secondary{ color: var(--secondary); }
.text-white    { color: var(--white); }
.text-dark     { color: var(--dark); }
.text-center   { text-align: center; }

/* ── Layout ── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 96px 0;
}
.section-sm {
  padding: 64px 0;
}
.section-tag {
  display: inline-block;
  font-size: clamp(.65rem, 2.2vw, .8rem);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(232,56,13,.1);
  padding: .45em 1em;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-tag.green {
  color: var(--secondary);
  background: rgba(43,122,61,.1);
}
.section-header {
  margin-bottom: 56px;
}
.section-header p {
  max-width: 640px;
  margin-top: 16px;
}
.section-header.center {
  text-align: center;
}
.section-header.center p {
  margin: 16px auto 0;
}

/* ── Grades ── */
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.flex    { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.gap-32 { gap: 32px; }

/* ── Botões ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  white-space: nowrap;
}
.btn svg { flex-shrink: 0; }
.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,56,13,.35);
}
.btn-secondary {
  background: var(--secondary);
  color: var(--white);
}
.btn-secondary:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(43,122,61,.35);
}
.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-outline-white {
  border: 2px solid var(--white);
  color: var(--white);
}
.btn-outline-white:hover {
  background: var(--white);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-white {
  background: var(--white);
  color: var(--primary);
}
.btn-white:hover {
  background: var(--light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-lg { padding: 18px 36px; font-size: 1.05rem; }
.btn-sm { padding: 10px 20px; font-size: .875rem; }

/* ── Navegação ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
  height: var(--nav-height);
  display: flex;
  align-items: center;
}
.nav.scrolled {
  background: var(--white);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-logo img {
  height: 44px;
  width: auto;
  transition: opacity var(--transition);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: .9rem;
  font-weight: 500;
  color: var(--white);
  transition: var(--transition);
}
.nav.scrolled .nav-links a {
  color: var(--dark);
}
.nav-links a:hover,
.nav-links a.active {
  background: rgba(255,255,255,.15);
  color: var(--white);
}
.nav.scrolled .nav-links a:hover,
.nav.scrolled .nav-links a.active {
  background: rgba(232,56,13,.1);
  color: var(--primary);
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}
.nav.scrolled .nav-hamburger span { background: var(--dark); }
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Dropdown */
.nav-dropdown {
  position: relative;
}
.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: .9rem;
  font-weight: 500;
  color: var(--white);
  cursor: pointer;
  transition: var(--transition);
}
.nav.scrolled .nav-dropdown-trigger { color: var(--dark); }
.nav-dropdown-trigger:hover { background: rgba(255,255,255,.15); }
.nav.scrolled .nav-dropdown-trigger:hover {
  background: rgba(232,56,13,.1);
  color: var(--primary);
}
.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  min-width: 200px;
  padding: 8px;
  padding-top: 16px;
  z-index: 100;
}
.nav-dropdown-menu::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  background: transparent;
}
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: .875rem;
  font-weight: 500;
  color: var(--dark) !important;
  transition: var(--transition);
}
.nav-dropdown-menu a:hover {
  background: rgba(232,56,13,.08) !important;
  color: var(--primary) !important;
}

/* Mobile Menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--white);
  box-shadow: var(--shadow-md);
  padding: 16px 24px 24px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  padding: 12px 16px;
  border-radius: var(--radius);
  font-weight: 500;
  color: var(--dark);
  transition: var(--transition);
  border-bottom: 1px solid var(--gray-light);
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { background: rgba(232,56,13,.08); color: var(--primary); }
.nav-mobile .btn { margin-top: 8px; width: 100%; justify-content: center; }

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #1A1A1A 0%, #2C2C2C 50%, #1A1A1A 100%);
  padding-top: var(--nav-height);
}
.hero-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(232,56,13,.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(43,122,61,.1) 0%, transparent 40%),
    url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-text .section-tag { margin-bottom: 20px; }
.hero-text h1 { color: var(--white); margin-bottom: 24px; }
.hero-text h1 span { color: var(--primary); }
.hero-text p {
  color: rgba(255,255,255,.7);
  font-size: 1.1rem;
  margin-bottom: 40px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,.1);
}
.hero-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.hero-stat-label {
  font-size: .8rem;
  color: rgba(255,255,255,.5);
  margin-top: 4px;
}
.hero-visual {
  position: relative;
}
.hero-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.hero-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.hero-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(232,56,13,.3);
  transform: translateY(-4px);
}
.hero-card:nth-child(1) { grid-column: span 2; }
.hero-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.hero-card-icon.green { background: var(--secondary); }
.hero-card-icon svg { color: white; }
.hero-card h4 { color: var(--white); margin-bottom: 6px; font-size: 1rem; }
.hero-card p { color: rgba(255,255,255,.55); font-size: .85rem; }

/* Hero de página interna */
.page-hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  padding: 140px 0 96px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232,56,13,.15) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 20px;
}
.page-hero .breadcrumb a { color: rgba(255,255,255,.5); }
.page-hero .breadcrumb a:hover { color: var(--primary); }
.page-hero .breadcrumb span { color: rgba(255,255,255,.3); }
.page-hero h1 { color: var(--white); margin-bottom: 20px; }
.page-hero p  { color: rgba(255,255,255,.65); font-size: 1.1rem; max-width: 600px; }
.page-hero .hero-btns { margin-top: 32px; }

/* Hero com foto de fundo — tubomin.html */
.tubomin-hero {
  min-height: 100vh;
  padding: 0;
  display: flex;
  align-items: center;
}
.tubomin-hero-bg {
  position: absolute;
  inset: 0;
  background:
    /* scrim direcional: escurece esquerda, foto respira à direita */
    linear-gradient(to right, rgba(8,4,2,.90) 0%, rgba(8,4,2,.68) 40%, rgba(8,4,2,.20) 100%),
    /* vinheta topo/base para profundidade */
    linear-gradient(to bottom, rgba(0,0,0,.40) 0%, transparent 28%, transparent 68%, rgba(0,0,0,.55) 100%),
    url('../assets/Foto%20TUBOS%20Redimensionada.jpg.jpeg') center / cover no-repeat;
  z-index: 0;
}
.tubomin-hero-content h1 {
  text-shadow: 0 2px 24px rgba(0,0,0,.55), 0 1px 4px rgba(0,0,0,.65);
}
.tubomin-hero-content p {
  color: rgba(255,255,255,.82);
  text-shadow: 0 1px 10px rgba(0,0,0,.5);
}
.tubomin-hero::before {
  /* mantém o glow vermelho de marca */
  background: radial-gradient(circle, rgba(232,56,13,.22) 0%, transparent 65%);
  z-index: 1;
}
.tubomin-hero-content {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: 80px;
}

/* ── Cards de Produto ── */
.product-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
}
.product-card-img {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.product-card-img.orange { background: linear-gradient(135deg, #E8380D15, #FF6B3D20); }
.product-card-img.green  { background: linear-gradient(135deg, #2B7A3D15, #4CAF5020); }
.product-card-img.dark   { background: linear-gradient(135deg, #1A1A1A15, #2C2C2C20); }
.product-card-img.blue   { background: linear-gradient(135deg, #1565C015, #2196F320); }
.product-icon-large {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-icon-large.orange { background: rgba(232,56,13,.15); }
.product-icon-large.green  { background: rgba(43,122,61,.15); }
.product-icon-large.dark   { background: rgba(26,26,26,.15); }
.product-icon-large.blue   { background: rgba(21,101,192,.15); }
.product-icon-large svg { width: 40px; height: 40px; }
.product-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.product-card-tag {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 8px;
}
.product-card-tag.green { color: var(--secondary); }
.product-card h3 { font-size: 1.2rem; margin-bottom: 8px; }
.product-card p { font-size: .9rem; margin-bottom: 16px; flex: 1; }
.product-card ul {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.product-card ul li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: .85rem;
  color: var(--gray);
}
.product-card ul li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  margin-top: 7px;
  flex-shrink: 0;
}

/* ── Feature Blocks ── */
.feature-block {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.feature-block:hover {
  background: var(--light);
}
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: rgba(232,56,13,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.feature-icon.green { background: rgba(43,122,61,.1); }
.feature-icon svg { color: var(--primary); width: 24px; height: 24px; }
.feature-icon.green svg { color: var(--secondary); }
.feature-block h4 { margin-bottom: 6px; }
.feature-block p { font-size: .9rem; }

/* ── Stats / Counters ── */
.stats-bar {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 56px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 24px;
  text-align: center;
}
.stat-item {}
.stat-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stat-label {
  font-size: .85rem;
  color: rgba(255,255,255,.7);
  margin-top: 8px;
}

/* ── Testimonials ── */
.testimonial-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
}
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 16px; right: 24px;
  font-size: 6rem;
  color: rgba(232,56,13,.08);
  font-family: Georgia, serif;
  line-height: 1;
}
.testimonial-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}
.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  color: #F59E0B;
}
.testimonial-text {
  font-size: .95rem;
  color: var(--dark);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: .9rem;
  flex-shrink: 0;
}
.testimonial-name { font-weight: 600; font-size: .9rem; }
.testimonial-role { font-size: .8rem; color: var(--gray); }

/* ── CTA Sections ── */
.cta-section {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  padding: 96px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(232,56,13,.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-section h2 { color: var(--white); margin-bottom: 16px; }
.cta-section p  { color: rgba(255,255,255,.65); max-width: 560px; margin: 0 auto 40px; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.cta-banner {
  background: var(--primary);
  border-radius: var(--radius-xl);
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-banner h3 { color: var(--white); font-size: 1.5rem; }
.cta-banner p  { color: rgba(255,255,255,.8); margin-top: 8px; }

/* ── Formulário de Contato ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--dark);
}
.form-control {
  padding: 14px 16px;
  border: 2px solid var(--gray-light);
  border-radius: var(--radius);
  font-size: .95rem;
  color: var(--dark);
  transition: var(--transition);
  width: 100%;
  background: var(--white);
}
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(232,56,13,.12);
}
.form-control::placeholder { color: var(--gray-light); }
textarea.form-control { resize: vertical; min-height: 140px; }
select.form-control { appearance: none; cursor: pointer; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-submit { margin-top: 8px; }
.form-grid { display: flex; flex-direction: column; gap: 20px; }

/* ── Setores ── */
.sector-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  min-height: 280px;
  display: flex;
  align-items: flex-end;
  cursor: pointer;
  transition: var(--transition);
}
.sector-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.sector-bg {
  position: absolute;
  inset: 0;
  transition: transform var(--transition);
}
.sector-card:hover .sector-bg { transform: scale(1.05); }
.sector-card.civil .sector-bg { background: linear-gradient(135deg, #1A1A2E, #16213E); }
.sector-card.logistics .sector-bg { background: linear-gradient(135deg, #0D1B2A, #1B4332); }
.sector-card.industry .sector-bg { background: linear-gradient(135deg, #1A0A00, #3D1008); }
.sector-card.packaging .sector-bg { background: linear-gradient(135deg, #0A1628, #1E3A5F); }
.sector-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.85) 0%, rgba(0,0,0,.2) 60%, transparent 100%);
}
.sector-icon {
  position: absolute;
  top: 24px; right: 24px;
  width: 48px; height: 48px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
}
.sector-icon svg { color: white; }
.sector-body {
  position: relative;
  z-index: 2;
  padding: 24px;
}
.sector-body h3 { color: var(--white); margin-bottom: 8px; font-size: 1.25rem; }
.sector-body p  { color: rgba(255,255,255,.65); font-size: .85rem; }
.sector-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.sector-tag {
  font-size: .75rem;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(255,255,255,.15);
  color: rgba(255,255,255,.8);
  backdrop-filter: blur(4px);
}

/* ── Blog Cards ── */
.blog-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.blog-card-img {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.blog-card-img.c1 { background: linear-gradient(135deg, #E8380D20, #FF6B3D30); }
.blog-card-img.c2 { background: linear-gradient(135deg, #2B7A3D20, #4CAF5030); }
.blog-card-img.c3 { background: linear-gradient(135deg, #1565C020, #2196F330); }
.blog-card-img.c4 { background: linear-gradient(135deg, #7B1FA220, #AB47BC30); }
.blog-card-img.c5 { background: linear-gradient(135deg, #E65100 20, #FF980030); }
.blog-card-img.c6 { background: linear-gradient(135deg, #1A237E20, #3F51B530); }
.blog-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.blog-card-cat {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 8px;
}
.blog-card h3 { font-size: 1rem; margin-bottom: 10px; line-height: 1.4; }
.blog-card p  { font-size: .875rem; flex: 1; margin-bottom: 16px; }
.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .8rem;
  color: var(--gray);
  padding-top: 16px;
  border-top: 1px solid var(--gray-light);
}

/* ── Benefits List ── */
.benefit-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--light);
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
}
.benefit-item.green { border-color: var(--secondary); }
.benefit-num {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  min-width: 32px;
}
.benefit-num.green { color: var(--secondary); }
.benefit-item h4 { margin-bottom: 4px; font-size: 1rem; }
.benefit-item p  { font-size: .875rem; }

/* ── Comparison Table ── */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.comparison-table th {
  background: var(--primary);
  color: var(--white);
  padding: 16px 20px;
  text-align: left;
  font-size: .875rem;
}
.comparison-table th:first-child { border-radius: var(--radius) 0 0 0; }
.comparison-table th:last-child  { border-radius: 0 var(--radius) 0 0; }
.comparison-table td {
  padding: 14px 20px;
  font-size: .9rem;
  border-bottom: 1px solid var(--gray-light);
}
.comparison-table tr:last-child td { border-bottom: none; }
.comparison-table tr:nth-child(even) td { background: var(--light); }
.comparison-table .check { color: var(--secondary); font-size: 1.1rem; }
.comparison-table .cross { color: #EF4444; font-size: 1.1rem; }
.comparison-table .highlight td { background: rgba(232,56,13,.05) !important; }

/* ── Process Steps ── */
.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.process-step {
  display: flex;
  gap: 24px;
  position: relative;
  padding-bottom: 32px;
}
.process-step:last-child { padding-bottom: 0; }
.process-step-left {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.process-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
  z-index: 1;
}
.process-line {
  width: 2px;
  flex: 1;
  background: var(--gray-light);
  margin-top: 8px;
}
.process-step:last-child .process-line { display: none; }
.process-content { padding-top: 10px; }
.process-content h4 { margin-bottom: 6px; }
.process-content p { font-size: .9rem; }

/* ── FAQ ── */
.faq-item {
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 12px;
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  background: var(--white);
  transition: var(--transition);
  font-weight: 600;
  font-size: .95rem;
}
.faq-question:hover { background: var(--light); }
.faq-question.open { background: var(--light); color: var(--primary); }
.faq-chevron {
  width: 20px; height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--gray);
}
.faq-question.open .faq-chevron { transform: rotate(180deg); color: var(--primary); }
.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .4s ease;
}
.faq-answer.open {
  max-height: 300px;
  padding: 0 24px 20px;
}
.faq-answer p { font-size: .9rem; }

/* ── Floating WhatsApp ── */
.whatsapp-float {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 998;
  display: flex;
  align-items: center;
  gap: 12px;
}
.whatsapp-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.45);
  transition: var(--transition);
  animation: pulse-green 2.5s infinite;
}
.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,.55);
}
.whatsapp-btn svg { color: white; width: 30px; height: 30px; }
.whatsapp-label {
  background: var(--white);
  color: var(--dark);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: .85rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(8px);
  transition: var(--transition);
}
.whatsapp-float:hover .whatsapp-label {
  opacity: 1;
  transform: translateX(0);
}

/* ── Footer ── */
.footer {
  background: var(--dark);
  padding: 80px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-logo img {
  height: 40px;
  margin-bottom: 20px;
  /* filter: brightness(0) invert(1); */
  opacity: .9;
}
.footer-about {
  color: rgba(255,255,255,.5);
  font-size: .9rem;
  line-height: 1.7;
  margin-bottom: 24px;
}
.footer-socials {
  display: flex;
  gap: 12px;
}
.footer-social {
  width: 40px; height: 40px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.5);
  transition: var(--transition);
}
.footer-social:hover {
  background: var(--primary);
  color: var(--white);
}
.footer-social svg { width: 18px; height: 18px; }
.footer-col h5 {
  color: var(--white);
  font-size: .875rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: rgba(255,255,255,.5);
  font-size: .875rem;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--primary); padding-left: 4px; }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: rgba(255,255,255,.5);
  font-size: .875rem;
  margin-bottom: 14px;
}
.footer-contact-item svg { color: var(--primary); flex-shrink: 0; margin-top: 2px; }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer-bottom p {
  color: rgba(255,255,255,.3);
  font-size: .8rem;
}
.footer-bottom-links {
  display: flex;
  gap: 20px;
}
.footer-bottom-links a {
  color: rgba(255,255,255,.3);
  font-size: .8rem;
  transition: var(--transition);
}
.footer-bottom-links a:hover { color: var(--primary); }

/* ── Animações ── */
@keyframes pulse-green {
  0%   { box-shadow: 0 0 0 0 rgba(37,211,102,.5); }
  70%  { box-shadow: 0 0 0 14px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
.anim-fadeup {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.anim-fadeup.visible {
  opacity: 1;
  transform: translateY(0);
}
.anim-delay-1 { transition-delay: .1s; }
.anim-delay-2 { transition-delay: .2s; }
.anim-delay-3 { transition-delay: .3s; }
.anim-delay-4 { transition-delay: .4s; }

/* ── Utilitários ── */
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.bg-light { background: var(--light); }
.bg-dark  { background: var(--dark); }
.bg-primary { background: var(--primary); }
.rounded  { border-radius: var(--radius-lg); }
.shadow   { box-shadow: var(--shadow-md); }
.divider {
  height: 1px;
  background: var(--gray-light);
  margin: 48px 0;
}

/* ── Responsivo ── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-content { gap: 48px; }
}

/* ── Comparison Table — Mobile Cards ── */
@media (max-width: 640px) {
  .comparison-table { display: block; box-shadow: none; border-radius: 0; overflow: visible; }
  .comparison-table thead { display: none; }
  .comparison-table tbody { display: flex; flex-direction: column; gap: 10px; }
  .comparison-table tr {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-light);
    box-shadow: var(--shadow-sm);
  }
  .comparison-table td {
    padding: 12px 14px;
    border-bottom: none;
    font-size: .85rem;
    background: #fff !important;
  }
  .comparison-table td:first-child {
    grid-column: 1 / -1;
    background: var(--dark) !important;
    color: var(--white);
    font-size: .875rem;
    border-bottom: 1px solid rgba(255,255,255,.1);
    padding: 10px 14px;
  }
  .comparison-table td:nth-child(2) {
    border-right: 1px solid var(--gray-light);
  }
  .comparison-table td:nth-child(2)::before {
    content: "Tubomin";
    display: block;
    font-size: .68rem;
    color: var(--secondary);
    font-weight: 700;
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: .05em;
  }
  .comparison-table td:nth-child(3)::before {
    content: "Cambota";
    display: block;
    font-size: .68rem;
    color: #EF4444;
    font-weight: 700;
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: .05em;
  }
  .comparison-table .highlight td { background: rgba(232,56,13,.05) !important; }
  .comparison-table .highlight td:first-child { background: var(--dark) !important; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .section-sm { padding: 48px 0; }
  .cta-section { padding: 64px 0; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .nav-links, .nav-cta, .nav-dropdown { display: none; }
  .nav-hamburger { display: flex; }
  .hero-content { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero { min-height: auto; padding: 120px 0 80px; }
  .hero-stats { gap: 20px; }
  .hero-stat-num { font-size: 1.5rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-banner { flex-direction: column; text-align: center; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .whatsapp-float { bottom: 20px; right: 20px; }
  .page-hero { padding: 120px 0 64px; }
  .tubomin-hero { min-height: 100svh; }
  .tubomin-hero-content { padding-top: calc(var(--nav-height) + 40px); padding-bottom: 60px; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .btn-lg { padding: 14px 24px; font-size: .95rem; width: 100%; text-align: center; white-space: normal; word-break: break-word; box-sizing: border-box; }
  .hero-btns { flex-direction: column; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-cards { grid-template-columns: 1fr; }
  .hero-card:nth-child(1) { grid-column: span 1; }
  .cta-btns { flex-direction: column; align-items: center; }
}