/* ==========================================================================
   FAERSOL - ENERGIA SOLAR (NOVO DESIGN BASEADO EM SOLAR POWER ENERGY)
   ========================================================================== */

:root {
  --primary-orange: #f58634;
  --primary-orange-hover: #e07424;
  --primary-orange-glow: rgba(245, 134, 52, 0.25);
  
  --bg-dark-1: #121316;
  --bg-dark-2: #18191d;
  --bg-dark-3: #222329;
  --bg-dark-card: #272830;
  
  --text-light: #ffffff;
  --text-muted: #9ba3af;
  --text-dim: #6b7280;
  
  --border-dark: #32353e;
  --border-light: rgba(255, 255, 255, 0.08);

  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark-1);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

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

.bg-orange {
  background-color: var(--primary-orange) !important;
}

/* Botões */
.btn-primary-solar {
  background-color: var(--primary-orange);
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.85rem 1.85rem;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  transition: all 0.3s ease;
  border: 1px solid var(--primary-orange);
  box-shadow: 0 4px 14px var(--primary-orange-glow);
  text-decoration: none;
  cursor: pointer;
}

.btn-primary-solar:hover {
  background-color: var(--primary-orange-hover);
  border-color: var(--primary-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 134, 52, 0.4);
  color: #ffffff;
}

.btn-outline-solar {
  background-color: transparent;
  color: #ffffff;
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.85rem 1.85rem;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  transition: all 0.3s ease;
  border: 2px solid var(--border-light);
  text-decoration: none;
  cursor: pointer;
}

.btn-outline-solar:hover {
  border-color: var(--primary-orange);
  color: var(--primary-orange);
  background-color: rgba(245, 134, 52, 0.08);
  transform: translateY(-2px);
}

/* Top bar */
.top-bar-solar {
  background-color: #0d0e10;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.825rem;
  padding: 0.45rem 0;
  color: var(--text-muted);
}

/* Header fixo com blur */
.navbar-solar {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  background-color: rgba(18, 19, 22, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar-solar.scrolled {
  background-color: rgba(13, 14, 16, 0.96);
  border-bottom: 1px solid rgba(245, 134, 52, 0.25);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

/* Nav links */
.nav-link-solar {
  font-family: var(--font-heading);
  font-size: 0.775rem;
  font-weight: 600;
  color: #e5e7eb;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 0.45rem 0.55rem;
  position: relative;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

@media (min-width: 1360px) {
  .nav-link-solar {
    font-size: 0.825rem;
    padding: 0.5rem 0.65rem;
  }
}

@media (min-width: 1480px) {
  .nav-link-solar {
    font-size: 0.875rem;
    padding: 0.5rem 0.75rem;
  }
}

.nav-link-solar::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0%;
  height: 2px;
  background-color: var(--primary-orange);
  transition: width 0.25s ease;
}

.nav-link-solar:hover {
  color: var(--primary-orange);
}

.nav-link-solar:hover::after {
  width: 80%;
}
  width: 80%;
}

/* Hero Section */
.hero-solar {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: radial-gradient(circle at 80% 20%, rgba(245, 134, 52, 0.12) 0%, transparent 50%),
              linear-gradient(180deg, #121316 0%, #17181c 100%);
  overflow: hidden;
}

.hero-overlay-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 85%);
  pointer-events: none;
}

/* Cartões de Solução 01, 02, 03 (Estilo Solar Power Energy) */
.solution-card {
  background-color: #1e2025;
  border: 1px solid var(--border-dark);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.solution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-orange), #ffb26b);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.solution-card:hover {
  transform: translateY(-8px);
  border-color: rgba(245, 134, 52, 0.4);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
}

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

.solution-number {
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 800;
  color: var(--primary-orange);
  line-height: 1;
  opacity: 0.9;
  letter-spacing: -2px;
}

/* Destaque MLPE */
.mlpe-badge {
  background: linear-gradient(135deg, rgba(245, 134, 52, 0.15) 0%, rgba(245, 134, 52, 0.05) 100%);
  border: 1px solid rgba(245, 134, 52, 0.35);
  color: var(--primary-orange);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

/* Simulador Solar Interativo */
.calc-card {
  background: linear-gradient(145deg, #1b1c22 0%, #15161a 100%);
  border: 1px solid rgba(245, 134, 52, 0.25);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  border-radius: 12px;
}

.calc-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #2c2f38;
  outline: none;
  transition: background 0.2s;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--primary-orange);
  cursor: pointer;
  box-shadow: 0 0 12px var(--primary-orange);
  transition: transform 0.15s ease;
}

.calc-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

/* Galeria de Projetos */
.project-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background-color: #1a1b20;
  border: 1px solid var(--border-dark);
  transition: all 0.35s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-orange);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
}

.project-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project-card:hover img {
  transform: scale(1.06);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10, 11, 14, 0.95) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
}

/* Tabela Comparativa MLPE */
.table-mlpe {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-dark);
}

.table-mlpe th,
.table-mlpe td {
  padding: 1rem 1.25rem;
  text-align: left;
}

.table-mlpe th {
  background-color: #17181c;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.table-mlpe tr:nth-child(even) td {
  background-color: #1b1c22;
}

.table-mlpe tr:nth-child(odd) td {
  background-color: #21232a;
}

.table-mlpe tr:hover td {
  background-color: #272a33;
}

/* Botão Flutuante de WhatsApp */
.floating-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  background-color: #25d366;
  color: #ffffff;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  text-decoration: none;
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.65);
}

.floating-whatsapp-tooltip {
  position: absolute;
  right: 74px;
  background-color: #1f2128;
  color: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.25s ease;
}

.floating-whatsapp:hover .floating-whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* Modal Lightbox */
.solar-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background-color: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.solar-modal.active {
  display: flex;
}

.solar-modal-content {
  background-color: #1b1c22;
  border: 1px solid var(--border-dark);
  border-radius: 10px;
  max-width: 850px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6);
}

/* Animações e Contadores */
.odometer-number {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 800;
  color: #ffffff;
}

/* Responsividade Customizada */
@media (max-width: 768px) {
  .solution-number {
    font-size: 3.5rem;
  }
  
  .odometer-number {
    font-size: 2.2rem;
  }
}