/* ==========================================================================
   DESIGN SYSTEM & GLOBAL VARIABLES (Paraná Ecoturismo)
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&family=Roboto:wght@300;400;500;700;900&family=Roboto+Slab:wght@300;400;500;700&display=swap');

:root {
  /* HSL and HEX tailored to match original paranaecoturismo.com.br branding */
  --primary: #1E4D4D;                  /* Dark Forest Teal background/accent */
  --primary-hover: #153b3b;
  --accent: #18AAA0;                   /* Main Brand Teal/Turquoise accent */
  --accent-hover: #138780;
  --secondary: #1E4D4D;                /* Deep teal secondary */
  
  --bg-light: #faf8f5;                 /* Soft off-white */
  --bg-white: #ffffff;
  
  --text-dark: #222222;                /* High contrast dark text */
  --text-muted: #7A7A7A;               /* Muted grey */
  --text-light: #ffffff;
  
  /* Fonts matching original site */
  --font-header: 'Montserrat', sans-serif;
  --font-body: 'Roboto', sans-serif;
  --font-slab: 'Roboto Slab', serif;
  
  /* Layout tokens */
  --header-height: 80px;
  --container-width: 1200px;
  --radius-sm: 8px;
  --radius-md: 18px;
  --radius-lg: 30px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-lg: 0 15px 50px rgba(0,0,0,0.12);
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ==========================================================================
   BASE & RESET
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-light);
  overflow-x: hidden;
  width: 100%;
}

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

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

ul, ol {
  list-style: none;
}

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

/* ==========================================================================
   TYPOGRAPHY UTILITIES
   ========================================================================== */
.section-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--secondary);
}

.section-subtitle {
  font-size: 1.1rem;
  text-align: center;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 3rem auto;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--text-light);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(255, 105, 0, 0.4);
}

.btn-secondary {
  background-color: var(--primary);
  color: var(--text-light);
}

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

.btn-white {
  background-color: var(--bg-white);
  color: var(--text-dark);
  box-shadow: var(--shadow-sm);
}

.btn-white:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
}

/* ==========================================================================
   LAYOUT CONTAINERS
   ========================================================================== */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

/* ==========================================================================
   NAVBAR (HEADER) STYLING
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: transparent;
  z-index: 1000;
  transition: var(--transition);
  display: flex;
  align-items: center;
}

.site-header.scrolled {
  background-color: var(--bg-white);
  box-shadow: var(--shadow-sm);
  height: 70px;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.logo-img {
  height: 55px;
  width: auto;
  transition: var(--transition);
}

.site-header.scrolled .logo-img {
  height: 48px;
}

/* Navigation Links */
.nav-menu {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: 30px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  position: relative;
  padding: 8px 0;
}

.site-header.scrolled .nav-link {
  color: var(--accent);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent);
  transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--accent) !important;
}

/* Mobile Menu Toggle Button */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}

.hamburger {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--accent);
  position: relative;
  transition: var(--transition);
}

.site-header.scrolled .hamburger {
  background-color: var(--accent);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 3px;
  background-color: inherit;
  left: 0;
  transition: var(--transition);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px;
}

/* hamburger animation when active */
.menu-toggle.active .hamburger {
  background-color: transparent !important;
}

.menu-toggle.active .hamburger::before {
  transform: rotate(45deg);
  top: 0;
}

.menu-toggle.active .hamburger::after {
  transform: rotate(-45deg);
  bottom: 0;
}

/* ==========================================================================
   HERO SECTIONS
   ========================================================================== */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--text-light);
  padding-top: var(--header-height);
}

/* Overlay for readability */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.3) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
}

.hero-content h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  line-height: 1.1;
  font-weight: 800;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 30px;
  text-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

/* Header Spacer for Inner Pages */
.header-spacer {
  height: var(--header-height);
  background-color: var(--bg-white);
  box-shadow: var(--shadow-sm);
}

.site-header.scrolled + .header-spacer,
.site-header + .header-spacer {
  background-color: var(--bg-white);
}

/* Inner Page Hero (Sub-heroes) */
.sub-hero {
  background-color: var(--primary);
  color: var(--text-light);
  padding: 60px 0;
  text-align: center;
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.sub-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
}

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

.sub-hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
}

/* ==========================================================================
   CARDS & GRID COMPONENT (Aventuras)
   ========================================================================== */
.card-aventura {
  position: relative;
  height: 350px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}

.card-aventura::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.2) 60%, rgba(0,0,0,0) 100%);
  z-index: 1;
  transition: var(--transition);
}

.card-aventura:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.card-aventura:hover::before {
  background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.4) 60%, rgba(0,0,0,0.1) 100%);
}

.card-content {
  position: relative;
  z-index: 2;
  color: var(--text-light);
  width: 100%;
}

.card-tag {
  background-color: rgba(0, 0, 0, 0.6);
  color: var(--text-light);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  align-self: flex-start;
  margin-bottom: 12px;
  display: inline-block;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 15px;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-btn {
  background: var(--bg-white) !important;
  color: var(--text-dark) !important;
  padding: 8px 16px !important;
  border-radius: 99px !important;
  font-weight: 700 !important;
  font-size: 0.85rem !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-sm);
}

.card-btn:hover {
  background-color: var(--accent) !important;
  color: var(--text-light) !important;
}

/* ==========================================================================
   FEATURES (Motivos)
   ========================================================================== */
.feature-card {
  background: var(--bg-white);
  padding: 40px 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
  border-bottom: 4px solid transparent;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.feature-icon {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 20px;
  display: inline-block;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
  color: var(--secondary);
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* ==========================================================================
   TESTIMONIALS (Avaliações)
   ========================================================================== */
.testimonials-section {
  background-color: var(--primary);
  color: var(--text-light);
  position: relative;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.testimonial-card {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 35px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.testimonial-card:hover {
  background-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-5px);
}

.testimonial-text {
  font-size: 1rem;
  font-style: italic;
  margin-bottom: 25px;
  position: relative;
}

.testimonial-text::before {
  content: '“';
  font-size: 4rem;
  position: absolute;
  top: -30px;
  left: -15px;
  opacity: 0.15;
  font-family: serif;
}

.testimonial-author {
  font-weight: 700;
  font-size: 0.95rem;
}

.testimonial-stars {
  color: #ffc107;
  margin-top: 5px;
  font-size: 0.85rem;
}

/* ==========================================================================
   CONTENT PAGE LAYOUTS
   ========================================================================== */
.content-section {
  padding: 60px 0;
}

.text-content h2 {
  font-size: 2rem;
  color: var(--secondary);
  margin-bottom: 20px;
}

.text-content p {
  margin-bottom: 20px;
  color: var(--text-dark);
  font-size: 1.05rem;
  text-align: justify;
}

.img-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.img-frame img {
  width: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.img-frame img:hover {
  transform: scale(1.03);
}

/* Grid Layout for Detail Pages */
.detail-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 50px;
}

.sidebar-box {
  background: var(--bg-white);
  padding: 30px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 30px;
}

.sidebar-box h3 {
  font-size: 1.25rem;
  margin-bottom: 20px;
  color: var(--secondary);
  border-bottom: 2px solid #f0f0f0;
  padding-bottom: 10px;
}

.list-checked li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.list-checked li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 900;
}

/* ==========================================================================
   CONTACT FORM & INFO
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 50px;
}

.contact-info-card {
  background-color: var(--primary);
  color: var(--text-light);
  padding: 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-card h3 {
  font-size: 1.8rem;
  margin-bottom: 30px;
}

.info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 30px;
}

.info-icon {
  font-size: 1.5rem;
  margin-right: 20px;
  background-color: rgba(255,255,255,0.1);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-text h4 {
  font-size: 1rem;
  margin-bottom: 5px;
  opacity: 0.8;
}

.info-text p {
  font-size: 1.1rem;
  font-weight: 600;
}

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

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 18px;
  font-size: 1rem;
  border: 1px solid #e0e0e0;
  border-radius: var(--radius-sm);
  background-color: #fafafa;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  background-color: var(--bg-white);
  box-shadow: 0 0 0 3px rgba(255, 105, 0, 0.15);
}

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

/* ==========================================================================
   FOOTER STYLING (Redesigned & Premium)
   ========================================================================== */
.site-footer {
  background-color: #0b1a1a;
  color: rgba(255, 255, 255, 0.85);
  padding: 80px 0 30px 0;
  font-size: 0.95rem;
  border-top: 4px solid var(--accent);
}

.footer-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 50px;
}

.footer-logo-wrapper {
  background: var(--bg-white);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.footer-logo {
  height: 45px;
  width: auto;
  display: block;
}

.footer-description {
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
}

.footer-links h3,
.footer-contact h3 {
  color: var(--text-light);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 25px;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding-bottom: 10px;
}

.footer-links h3::after,
.footer-contact h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--accent);
  border-radius: 99px;
}

.footer-links ul li {
  margin-bottom: 12px;
}

.footer-links ul li a {
  color: rgba(255, 255, 255, 0.75);
  display: inline-block;
  transition: var(--transition);
}

.footer-links ul li a:hover {
  color: var(--accent);
  transform: translateX(5px);
}

.footer-contact p {
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.8);
}

.contact-icon {
  margin-right: 12px;
  font-size: 1.2rem;
  color: var(--accent);
}

.footer-social {
  margin-top: 20px;
}

.whatsapp-btn {
  background-color: #25d366 !important;
  color: #fff !important;
  font-size: 0.9rem !important;
  font-weight: 700 !important;
  padding: 12px 24px !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}

.whatsapp-btn::before {
  content: '💬';
  font-size: 1.1rem;
}

.whatsapp-btn:hover {
  background-color: #20ba59 !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.footer-bottom {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 30px 24px 0 24px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVENESS)
   ========================================================================== */
@media (max-width: 991px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .detail-layout {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  /* Menu Hamburger logic */
  .menu-toggle {
    display: block;
    z-index: 1001;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--secondary);
    box-shadow: var(--shadow-lg);
    padding: 100px 40px;
    transition: var(--transition);
    z-index: 1000;
  }
  
  .nav-menu.open {
    right: 0;
  }
  
  .nav-list {
    flex-direction: column;
    gap: 25px;
  }
  
  .nav-link {
    color: var(--text-light) !important;
    font-size: 1.1rem;
    display: block;
  }
  
  .site-header.scrolled .hamburger {
    background-color: var(--text-dark);
  }
  .menu-toggle.active .hamburger {
    background-color: transparent !important;
  }
  .site-header.scrolled .menu-toggle.active .hamburger::before,
  .site-header.scrolled .menu-toggle.active .hamburger::after {
    background-color: var(--text-light); /* Make white inside secondary background menu overlay */
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 575px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: 1fr;
  }
  .hero-content h1 {
    font-size: 2rem;
  }
  .hero-content p {
    font-size: 1rem;
  }
  .btn {
    padding: 10px 20px;
    font-size: 0.85rem;
  }
}

/* ==========================================================================
   PREMIUM SPECS GRID FOR ACTIVITY PAGES
   ========================================================================== */
.specs-container {
  margin: 35px 0;
  padding: 24px;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border-left: 5px solid var(--accent);
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.spec-card {
  background: #f8faf9;
  padding: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(30, 77, 77, 0.06);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.spec-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
  border-color: rgba(24, 170, 160, 0.2);
}

.spec-card.full-width {
  grid-column: 1 / -1;
  border-left: 3px solid var(--primary);
}

.spec-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.spec-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.spec-label {
  font-family: var(--font-header);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.spec-value {
  font-size: 0.95rem;
  color: var(--text-dark);
  line-height: 1.5;
  font-weight: 500;
}

/* ==========================================================================
   PRELOADER (TELA DE PRÉ-CARREGAMENTO)
   ========================================================================== */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #0b1a1a;
  z-index: 99999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.6s cubic-bezier(0.25, 0.8, 0.25, 1), visibility 0.6s;
  opacity: 1;
  visibility: visible;
}

.preloader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.preloader-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.preloader-logo-wrapper {
  position: relative;
  width: 100px;
  height: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 50%;
  border: 1px solid rgba(24, 170, 160, 0.15);
  padding: 15px;
}

.preloader-svg {
  width: 70px;
  height: 70px;
}

.spinner-track {
  animation: rotateSpinner 3s linear infinite;
  transform-origin: center;
}

.pulsing-leaf {
  animation: pulseLeaf 1.5s ease-in-out infinite alternate;
  transform-origin: center;
}

.preloader-text {
  font-family: var(--font-header);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-light);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0;
  animation: pulseText 1.5s ease-in-out infinite alternate;
}

.preloader-bar {
  width: 140px;
  height: 3px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 99px;
  overflow: hidden;
  position: relative;
}

.preloader-progress {
  width: 0%;
  height: 100%;
  background-color: var(--accent);
  border-radius: 99px;
  position: absolute;
  top: 0;
  left: 0;
  animation: progressBar 1.8s cubic-bezier(0.1, 0.8, 0.1, 1) forwards;
}

/* Animations */
@keyframes rotateSpinner {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes pulseLeaf {
  0% {
    transform: scale(0.9);
    opacity: 0.8;
    fill: #18AAA0;
  }
  100% {
    transform: scale(1.05);
    opacity: 1;
    fill: #26E6DA;
  }
}

@keyframes pulseText {
  0% {
    opacity: 0.6;
    letter-spacing: 2px;
  }
  100% {
    opacity: 1;
    letter-spacing: 3px;
  }
}

@keyframes progressBar {
  0% {
    width: 0%;
  }
  40% {
    width: 30%;
  }
  70% {
    width: 85%;
  }
  100% {
    width: 100%;
  }
}

/* ==========================================================================
   SCROLL ANIMATIONS
   ========================================================================== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: opacity, transform;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }

/* ==========================================================================
   FLOATING WHATSAPP BUTTON
   ========================================================================== */
.whatsapp-floating-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: #25d366;
  color: #fff;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
  z-index: 9999;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  animation: whatsappPulse 2s infinite alternate;
}

.whatsapp-floating-btn:hover {
  transform: scale(1.1) rotate(5deg);
  background-color: #20ba59;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

@keyframes whatsappPulse {
  0% {
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4), 0 0 0 0px rgba(37, 211, 102, 0.3);
  }
  100% {
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6), 0 0 0 10px rgba(37, 211, 102, 0);
  }
}

@media (max-width: 768px) {
  .whatsapp-floating-btn {
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
  }
  .whatsapp-floating-btn svg {
    width: 24px;
    height: 24px;
  }
}