/* =============================================
   PAULO TEC - Portal de Refrigeração e Lavadoras
   style.css — Estilos principais
   ============================================= */

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

:root {
  --primary: #0B3D91;
  --primary-dark: #072a66;
  --primary-light: #1a5bc4;
  --secondary: #E63946;
  --accent: #00A651;
  --accent-gold: #F5A623;
  --white: #FFFFFF;
  --light: #F4F7FB;
  --gray-100: #EEF1F6;
  --gray-200: #D5DAE3;
  --gray-300: #A0AABB;
  --gray-700: #3A4456;
  --gray-900: #1A1F2B;
  --shadow-sm: 0 2px 8px rgba(11,61,145,0.08);
  --shadow-md: 0 4px 24px rgba(11,61,145,0.12);
  --shadow-lg: 0 8px 40px rgba(11,61,145,0.16);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --whatsapp-green: #25D366;
  --whatsapp-dark: #128C7E;
}

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

body {
  font-family: var(--font-main);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

ul, ol { list-style: none; }

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--gray-900);
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

p { margin-bottom: 1rem; color: var(--gray-700); }

.section-subtitle {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary-light);
  margin-bottom: 0.5rem;
}

.section-title {
  margin-bottom: 1rem;
}

.section-desc {
  max-width: 640px;
  margin: 0 auto 3rem;
  color: var(--gray-300);
  font-size: 1.05rem;
}

.text-center { text-align: center; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.4;
}

.btn-primary {
  background: var(--whatsapp-green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37,211,102,0.35);
}

.btn-primary:hover {
  background: var(--whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(37,211,102,0.45);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: var(--whatsapp-green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37,211,102,0.3);
}

.btn-whatsapp:hover {
  background: var(--whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(37,211,102,0.45);
}

.btn svg, .btn i {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}

.header.scrolled {
  background: rgba(255,255,255,0.98);
  border-bottom-color: var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
}

.logo img {
  height: 48px;
  width: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.logo span {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-menu a {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--gray-700);
  position: relative;
  padding: 4px 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: width var(--transition);
}

.nav-menu a:hover { color: var(--primary); }
.nav-menu a:hover::after { width: 100%; }

.nav-cta {
  padding: 10px 24px !important;
  font-size: 0.875rem !important;
  border-radius: 50px;
  background: var(--whatsapp-green);
  color: var(--white) !important;
  font-weight: 600 !important;
}

.nav-cta::after { display: none !important; }

.nav-cta:hover {
  background: var(--whatsapp-dark) !important;
  color: var(--white) !important;
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  z-index: 1001;
}

.hamburger span {
  width: 24px;
  height: 2.5px;
  background: var(--gray-900);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) { opacity: 0; }

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, #1a4fa0 100%);
  overflow: hidden;
  padding-top: 72px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 80%, rgba(0,166,81,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(230,57,70,0.1) 0%, transparent 50%);
  z-index: 1;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    repeating-linear-gradient(45deg, transparent, transparent 30px, rgba(255,255,255,0.5) 30px, rgba(255,255,255,0.5) 31px);
  z-index: 1;
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-text { color: var(--white); }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  padding: 8px 20px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(4px);
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

.hero h1 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: clamp(2.2rem, 5vw, 3.4rem);
}

.hero h1 .highlight {
  color: var(--accent-gold);
  position: relative;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
  line-height: 1.7;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.hero-stat {
  text-align: center;
}

.hero-stat .stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.hero-stat .stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual-card {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 24px;
  padding: 48px;
  text-align: center;
  color: var(--white);
  width: 100%;
  max-width: 420px;
}

.hero-visual-card .icon-big {
  font-size: 5rem;
  margin-bottom: 24px;
  display: block;
}

.hero-visual-card h3 {
  color: var(--white);
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.hero-visual-card p {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
}

.hero-floating {
  position: absolute;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 14px 20px;
  font-size: 0.85rem;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: float 6s ease-in-out infinite;
}

.hero-floating.f1 { top: 10%; right: -10%; animation-delay: 0s; }
.hero-floating.f2 { bottom: 15%; left: -8%; animation-delay: 2s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* --- Sections General --- */
section {
  padding: 100px 0;
}

.section-header {
  margin-bottom: 60px;
}

/* --- Services Section --- */
.services {
  background: var(--light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: all var(--transition);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

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

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

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: var(--white);
}

.service-card h3 {
  margin-bottom: 12px;
  font-size: 1.15rem;
}

.service-card p {
  font-size: 0.925rem;
  color: var(--gray-300);
  margin-bottom: 20px;
  line-height: 1.65;
}

.service-card .btn {
  padding: 10px 22px;
  font-size: 0.85rem;
}

/* --- Why Choose Us Section --- */
.why-choose {
  background: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.why-item {
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius);
  transition: all var(--transition);
}

.why-item:hover {
  background: var(--light);
  transform: translateY(-4px);
}

.why-icon {
  width: 72px;
  height: 72px;
  background: var(--light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.8rem;
  transition: all var(--transition);
}

.why-item:hover .why-icon {
  background: var(--primary);
  color: var(--white);
}

.why-item h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.why-item p {
  font-size: 0.9rem;
  color: var(--gray-300);
}

/* --- About Section --- */
.about {
  background: var(--light);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-visual {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 24px;
  padding: 48px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.about-visual::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
}

.about-visual .icon-large {
  font-size: 6rem;
  margin-bottom: 24px;
  display: block;
  position: relative;
}

.about-visual h3 {
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: 12px;
  position: relative;
}

.about-visual p {
  color: rgba(255,255,255,0.8);
  position: relative;
}

.about-text h2 {
  margin-bottom: 20px;
}

.about-text p {
  margin-bottom: 16px;
  font-size: 1rem;
  color: var(--gray-700);
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0;
}

.about-highlight {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  font-size: 0.95rem;
}

.about-highlight .check-icon {
  width: 24px;
  height: 24px;
  background: var(--accent);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* --- Coverage Area --- */
.coverage {
  background: var(--white);
}

.coverage-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.coverage-map {
  background: var(--light);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
  border: 2px dashed var(--gray-200);
}

.coverage-map .map-icon {
  font-size: 4rem;
  margin-bottom: 16px;
  display: block;
}

.coverage-map p {
  font-size: 0.95rem;
  color: var(--gray-300);
}

.coverage-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.coverage-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px;
  background: var(--light);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.coverage-item:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.coverage-item .pin {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.coverage-item h3 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.coverage-item p {
  font-size: 0.85rem;
  color: var(--gray-300);
  margin-bottom: 0;
}

/* --- Differentials Section --- */
.differentials {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: var(--white);
}

.differentials .section-subtitle { color: var(--accent-gold); }
.differentials .section-title { color: var(--white); }
.differentials .section-desc { color: rgba(255,255,255,0.7); }

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.diff-item {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition);
}

.diff-item:hover {
  background: rgba(255,255,255,0.14);
  transform: translateY(-4px);
}

.diff-icon {
  font-size: 2.4rem;
  margin-bottom: 18px;
  display: block;
}

.diff-item h3 {
  color: var(--white);
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.diff-item p {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* --- CTA Section --- */
.cta-section {
  background: var(--light);
  text-align: center;
}

.cta-card {
  background: var(--white);
  border-radius: 24px;
  padding: 64px 48px;
  box-shadow: var(--shadow-lg);
  max-width: 720px;
  margin: 0 auto;
}

.cta-card h2 {
  margin-bottom: 16px;
}

.cta-card p {
  font-size: 1.1rem;
  color: var(--gray-300);
  margin-bottom: 32px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.cta-card .btn {
  font-size: 1.1rem;
  padding: 16px 40px;
}

.cta-phone {
  margin-top: 20px;
  font-size: 0.9rem;
  color: var(--gray-300);
}

.cta-phone a {
  color: var(--primary);
  font-weight: 600;
}

/* --- Footer --- */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand .logo span {
  background: none;
  -webkit-text-fill-color: var(--white);
  color: var(--white);
}

.footer-brand p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer h4 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.footer-links a {
  display: block;
  color: rgba(255,255,255,0.6);
  padding: 6px 0;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.footer-links a:hover {
  color: var(--white);
  padding-left: 6px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
}

.footer-contact-item .fc-icon {
  flex-shrink: 0;
  font-size: 1.1rem;
  margin-top: 2px;
}

.footer-contact-item a {
  color: rgba(255,255,255,0.6);
}

.footer-contact-item a:hover {
  color: var(--whatsapp-green);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

/* --- WhatsApp Floating Button --- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: var(--whatsapp-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  z-index: 999;
  transition: all var(--transition);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.6);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: var(--white);
}

@keyframes pulse-whatsapp {
  0% { box-shadow: 0 4px 20px rgba(37,211,102,0.45); }
  50% { box-shadow: 0 4px 20px rgba(37,211,102,0.45), 0 0 0 10px rgba(37,211,102,0.15); }
  100% { box-shadow: 0 4px 20px rgba(37,211,102,0.45); }
}

/* --- Brands Strip --- */
.brands-strip {
  padding: 40px 0;
  background: var(--white);
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}

.brands-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.brand-tag {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gray-200);
  letter-spacing: 1px;
  transition: color var(--transition);
}

.brand-tag:hover {
  color: var(--primary);
}

/* --- Internal Pages --- */
.page-hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  padding: 140px 0 80px;
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 100%, rgba(0,166,81,0.1) 0%, transparent 60%);
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: 16px;
  position: relative;
}

.page-hero p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  max-width: 580px;
  margin: 0 auto;
  position: relative;
}

.page-breadcrumb {
  position: relative;
  margin-bottom: 20px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}

.page-breadcrumb a {
  color: rgba(255,255,255,0.6);
}

.page-breadcrumb a:hover { color: var(--white); }

.page-content {
  padding: 80px 0;
}

.page-content h2 {
  margin-bottom: 16px;
  margin-top: 40px;
}

.page-content h2:first-child {
  margin-top: 0;
}

.page-content p {
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.page-content .content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
}

.page-sidebar {
  position: sticky;
  top: 100px;
}

.sidebar-card {
  background: var(--light);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 24px;
}

.sidebar-card h3 {
  margin-bottom: 16px;
  font-size: 1.1rem;
}

.sidebar-card p {
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.sidebar-card .btn {
  width: 100%;
  justify-content: center;
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-card {
  background: var(--light);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: all var(--transition);
}

.contact-info-card:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.contact-info-card .ci-icon {
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: var(--white);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-info-card h3 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-info-card p {
  font-size: 0.9rem;
  color: var(--gray-300);
  margin-bottom: 0;
}

.contact-form {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.contact-form h3 {
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 6px;
  color: var(--gray-700);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font-main);
  transition: border-color var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* --- Scroll to top --- */
.scroll-top {
  position: fixed;
  bottom: 100px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 998;
  border: none;
  font-size: 1.2rem;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}

/* --- Utility --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* --- Loading animation for elements --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}