/* ============================================================
   OrbitLine Events & Ushers Ltd — Design Option 2 (Eduka Style)
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Poppins:wght@400;500;600;700;800&display=swap');

/* ============================================================
   1. CSS Custom Properties
   ============================================================ */
:root {
  /* Brand colors (Eduka Inspiration) */
  --color-primary: #F4A261;     /* Vibrant Orange/Amber */
  --color-primary-hover: #E76F51;
  --color-secondary: #2A9D8F;   /* Bright Teal */
  --color-brand-dark: #133634;  /* Deep Forest Green for Footers/Text */
  --color-brand-green: #225754; /* Forest/Deep Teal */
  --color-text-dark: #2b2b2b;
  --color-text-muted: #6c757d;
  --color-bg-light: #F8F9FA;
  --color-white: #ffffff;

  /* Semantic aliases */
  --color-btn-bg: var(--color-primary);
  --color-btn-bg-hover: var(--color-primary-hover);
  --color-btn-text: var(--color-white);
  --color-link: var(--color-brand-green);
  --color-link-hover: var(--color-primary);
  --color-body-text: var(--color-text-muted);

  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-nav: 'Poppins', sans-serif;

  --fs-small: 0.875rem;
  --fs-body: 1rem;
  --fs-large: 1.25rem;
  --fs-xl: 1.75rem;
  --fs-xxl: 2.5rem;
  --fs-hero: clamp(2.5rem, 5vw + 1rem, 4rem);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-xxl: 7rem;
  --section-padding: clamp(4rem, 6vw, 7rem);

  /* Details */
  --radius: 12px;
  --radius-full: 50px;
  --shadow-sm: 0 4px 12px rgba(0,0,0,0.05);
  --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
  --shadow-float: 0 20px 40px rgba(0,0,0,0.12);
  --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --max-width: 1280px;

  --nav-height: 80px;
  --topbar-height: 40px;
}

/* ============================================================
   2. Reset & Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

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

img { display: block; max-width: 100%; height: auto; }
a { color: var(--color-link); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-link-hover); }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-brand-dark);
}

h1 { font-size: var(--fs-hero); }
h2 { font-size: var(--fs-xxl); }
h3 { font-size: var(--fs-xl); }
h4 { font-size: var(--fs-large); }

p + p { margin-top: var(--space-sm); }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

.text-primary { color: var(--color-primary); }
.text-brand { color: var(--color-brand-green); }

/* ============================================================
   3. Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-nav);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.85rem 2.25rem;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  text-transform: capitalize;
}

.btn-primary {
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
  box-shadow: 0 4px 15px rgba(244, 162, 97, 0.3);
}
.btn-primary:hover {
  background: var(--color-btn-bg-hover);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(244, 162, 97, 0.4);
}

.btn-outline {
  background: var(--color-white);
  color: var(--color-text-dark);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}
.btn-outline:hover {
  background: var(--color-bg-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

.btn-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
  transition: all var(--transition);
}
.btn-icon:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ============================================================
   4. Header & Topbar
   ============================================================ */
.topbar {
  background: var(--color-brand-green);
  color: var(--color-white);
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  font-size: 0.85rem;
  font-family: var(--font-body);
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.topbar-socials {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.topbar-socials span { font-weight: 600; font-family: var(--font-heading); margin-right: 0.5rem; }

.topbar-contact {
  display: flex;
  gap: 1.5rem;
}

.topbar-contact a {
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.topbar-contact a:hover { color: var(--color-primary); }

.site-header {
  position: absolute;
  top: var(--topbar-height);
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--color-white);
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
  height: var(--nav-height);
}

.site-header.scrolled {
  position: fixed;
  top: 0;
  box-shadow: var(--shadow-md);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo img {
  height: 45px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links a.nav-item {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-brand-dark);
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a.nav-item:hover,
.nav-links a.nav-item.active {
  color: var(--color-primary);
}

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

.nav-links a.nav-item:hover::after,
.nav-links a.nav-item.active::after {
  width: 100%;
}

/* Mobile Nav */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.5rem;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 30px;
  height: 3px;
  background: var(--color-brand-dark);
  border-radius: 3px;
  transition: all var(--transition);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 320px;
  height: 100vh;
  background: var(--color-white);
  padding: 6rem 2rem 2rem;
  transition: right var(--transition);
  z-index: 999;
  box-shadow: -10px 0 30px rgba(0,0,0,0.1);
}

.mobile-nav.open { right: 0; }

.mobile-nav a.nav-item {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-brand-dark);
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-bg-light);
}

.mobile-nav a.nav-item:hover,
.mobile-nav a.nav-item.active {
  color: var(--color-primary);
  padding-left: 0.5rem;
}

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(19, 54, 52, 0.6);
  z-index: 998;
  backdrop-filter: blur(3px);
}

.mobile-overlay.show { display: block; }

/* ============================================================
   5. Hero Sections (Eduka Style)
   ============================================================ */
.hero {
  position: relative;
  padding: calc(var(--nav-height) + var(--topbar-height) + 6rem) 0 12rem;
  background-color: var(--color-brand-dark);
  color: var(--color-white);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(19, 54, 52, 0.9) 0%,
    rgba(34, 87, 84, 0.7) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 750px;
}

.hero-subtitle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 1rem;
}
.hero-subtitle::before {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--color-primary);
}

.hero-content h1 {
  color: var(--color-white);
  margin-bottom: var(--space-md);
  line-height: 1.1;
}

.hero-content p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: var(--space-lg);
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Page hero — simpler */
.page-hero {
  padding: calc(var(--nav-height) + var(--topbar-height) + 4rem) 0 4rem;
  text-align: center;
}
.page-hero .hero-content {
  max-width: 900px;
  margin: 0 auto;
}
.page-hero .hero-subtitle {
  justify-content: center;
}
.page-hero .hero-subtitle::before {
  display: none;
}
.page-hero h1 { font-size: var(--fs-xxl); margin-bottom: 1rem; }

/* ============================================================
   6. Floating Features (Eduka Overlap Cards)
   ============================================================ */
.features-overlap {
  position: relative;
  margin-top: -8rem;
  z-index: 10;
  margin-bottom: var(--space-xl);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.feature-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 2.5rem 1.5rem;
  box-shadow: var(--shadow-float);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition);
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-card .icon-box {
  width: 60px;
  height: 60px;
  background: rgba(42, 157, 143, 0.1);
  color: var(--color-brand-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  position: relative;
  z-index: 2;
}

.feature-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  position: relative;
  z-index: 2;
}

.feature-card p {
  font-size: 0.9rem;
  position: relative;
  z-index: 2;
}

.feature-card .watermark {
  position: absolute;
  top: -10px;
  right: -10px;
  font-size: 6rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: rgba(42, 157, 143, 0.04);
  line-height: 1;
  z-index: 1;
  user-select: none;
}

/* ============================================================
   7. Sections & Layouts
   ============================================================ */
.section { padding: var(--section-padding) 0; }
.section-light { background: var(--color-bg-light); }
.section-dark { background: var(--color-brand-dark); color: var(--color-white); }
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--color-white); }
.section-green { background: var(--color-brand-green); color: var(--color-white); }
.section-green h2, .section-green h3, .section-green h4 { color: var(--color-white); }

.section-header { margin-bottom: var(--space-xl); }
.section-header.center { text-align: center; }

.sub-title {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
  font-weight: 600;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}
.sub-title svg { width: 18px; height: 18px; stroke: currentColor; }

.section-header h2 { margin-bottom: 1rem; }
.section-header p { font-size: 1.1rem; max-width: 600px; margin-top: 1rem; }
.section-header.center p { margin-left: auto; margin-right: auto; }

/* Grid Splitting */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.split-reverse .split-img { order: 2; }
.split-reverse .split-content { order: 1; }

.about-images {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: center;
}

.img-main {
  border-radius: 120px 120px 12px 12px;
  overflow: hidden;
  height: 500px;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.img-stack {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.img-secondary {
  border-radius: 50% 50% 12px 12px;
  overflow: hidden;
  height: 250px;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.experience-box {
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-md);
}
.experience-box h3 { color: var(--color-white); font-size: 2.5rem; margin-bottom: 0; line-height: 1; }
.experience-box p { font-family: var(--font-heading); font-weight: 600; font-size: 0.9rem; }

.split-content .btn-group {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 2rem;
}
.call-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.call-info .icon {
  width: 45px;
  height: 45px;
  background: rgba(34, 87, 84, 0.1);
  color: var(--color-brand-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.call-info span { display: block; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; }
.call-info a { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 700; color: var(--color-brand-dark); }


/* ============================================================
   8. Stats Bar
   ============================================================ */
.stats-bar {
  background: var(--color-brand-green);
  padding: 4rem 0;
  color: var(--color-white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item .icon {
  margin: 0 auto 1rem;
  color: var(--color-primary);
}

.stat-item h3 {
  font-size: 3rem;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.stat-item p {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
  font-weight: 600;
  opacity: 0.9;
}


/* ============================================================
   9. Cards / Services
   ============================================================ */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }

.service-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-float); }

.sc-img {
  position: relative;
  height: 240px;
  overflow: hidden;
}
.sc-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.service-card:hover .sc-img img { transform: scale(1.05); }

.sc-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-nav);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
}

.sc-body { padding: 2rem; }
.sc-body h3 { font-size: 1.3rem; margin-bottom: 0.8rem; transition: color var(--transition); cursor: pointer; }
.sc-body h3:hover { color: var(--color-primary); }
.sc-body p { margin-bottom: 1.5rem; font-size: 0.95rem; line-height: 1.5; }

.sc-footer {
  border-top: 1px solid var(--color-bg-light);
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sc-footer .arrow-btn {
  color: var(--color-brand-green);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.sc-footer .arrow-btn svg { width: 16px; height: 16px; transition: transform var(--transition); }
.service-card:hover .arrow-btn svg { transform: translateX(5px); color: var(--color-primary); }


/* Text Cards (10 Services view) */
.icon-card-alt {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid transparent;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.icon-card-alt:hover {
  transform: translateY(-5px);
  border-top-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}
.icon-card-alt .ico {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: rgba(42, 157, 143, 0.1);
  color: var(--color-brand-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  transition: all var(--transition);
}
.icon-card-alt:hover .ico { background: var(--color-primary); color: var(--color-white); }
.icon-card-alt h4 { font-size: 1.25rem; margin-bottom: 1rem; }
.icon-card-alt p { font-size: 0.95rem; margin-bottom: 0; }


/* ============================================================
   10. Values & Lists
   ============================================================ */
.list-check { margin-top: 1.5rem; margin-bottom: 2rem; }
.list-check li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 1rem;
  font-weight: 500;
  color: var(--color-text-dark);
}
.list-check li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  background: rgba(244, 162, 97, 0.2);
  color: var(--color-primary);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: bold;
}

/* ============================================================
   11. Contact Form & Maps
   ============================================================ */
.contact-wrap {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
}

.cf-box {
  background: var(--color-bg-light);
  padding: 3rem;
  border-radius: var(--radius);
}

.cf-box h3 { margin-bottom: 2rem; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.form-group.full { grid-column: span 2; }

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-brand-dark);
  margin-bottom: 0.5rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: var(--color-white);
  border: 1px solid #e9ecef;
  border-radius: 8px;
  font-family: var(--font-body);
  color: var(--color-text-dark);
  transition: all var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 4px rgba(42, 157, 143, 0.1);
}
.form-group textarea { min-height: 150px; resize: vertical; }

.form-status { margin-top: 1rem; padding: 1rem; border-radius: 8px; display: none; font-weight: 500; }
.form-status.success { display: block; background: #e6f4ea; color: #1e8e3e; }
.form-status.error { display: block; background: #fce8e6; color: #d93025; }

/* Contact info elements */
.contact-info-block { margin-bottom: 2rem; display: flex; gap: 1rem; }
.contact-info-block .ico {
  width: 50px; height: 50px; background: rgba(244, 162, 97, 0.1); color: var(--color-primary);
  border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  font-size: 1.2rem;
}
.contact-info-block h4 { margin-bottom: 0.25rem; font-size: 1.1rem; }
.contact-info-block p, .contact-info-block a { color: var(--color-text-muted); font-size: 0.95rem; }


/* ============================================================
   12. Footer
   ============================================================ */
.site-footer {
  background: var(--color-brand-dark);
  color: rgba(255,255,255,0.7);
  padding: 5rem 0 0;
  font-size: 0.95rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1.5fr 1.5fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand img { height: 50px; filter: brightness(0) invert(1); margin-bottom: 1.5rem; }
.footer-brand p { margin-bottom: 1.5rem; line-height: 1.6; }

.f-widget h4 {
  color: var(--color-white);
  font-family: var(--font-heading);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

.f-links li { margin-bottom: 0.75rem; }
.f-links a {
  color: rgba(255,255,255,0.7);
  transition: all var(--transition);
}
.f-links a:hover { color: var(--color-primary); padding-left: 5px; }

.f-contact li {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: flex-start;
}
.f-contact svg { width: 20px; height: 20px; color: var(--color-primary); flex-shrink: 0; margin-top: 3px; }

.footer-social { display: flex; gap: 0.5rem; align-items: center; margin-top: 1.5rem; flex-wrap: wrap; }
.footer-social .btn-icon { margin-right: 0; background: rgba(255,255,255,0.05); }
.footer-social .btn-icon:hover { background: var(--color-primary); }

.footer-bottom {
  padding: 1.5rem 0;
  background: rgba(0,0,0,0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom p { margin: 0; }
.footer-bottom-links a { color: rgba(255,255,255,0.7); margin-left: 1.5rem; font-size: 0.85rem; }
.footer-bottom-links a:hover { color: var(--color-primary); }


/* ============================================================
   13. Gallery Page Styles
   ============================================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  padding: 2rem 0;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 4/3;
  cursor: pointer;
  transition: all var(--transition);
}

.gallery-item:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-float);
  z-index: 10;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(19, 54, 52, 0.9) 0%, rgba(19, 54, 52, 0) 100%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay h4 {
  color: var(--color-white);
  margin-bottom: 0;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s ease 0.1s;
}

.gallery-item:hover .gallery-overlay h4 {
  transform: translateY(0);
  opacity: 1;
}

/* ============================================================
   14. Animations & Utilities
   ============================================================ */
.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.animate-on-scroll.animated { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

@keyframes fadeUp {
  0% { opacity: 0; transform: translateY(40px); }
  100% { opacity: 1; transform: translateY(0); }
}

.hero-animate > * { animation: fadeUp 0.8s forwards; opacity: 0; }
.hero-animate > *:nth-child(1) { animation-delay: 0.1s; }
.hero-animate > *:nth-child(2) { animation-delay: 0.3s; }
.hero-animate > *:nth-child(3) { animation-delay: 0.5s; }
.hero-animate > *:nth-child(4) { animation-delay: 0.7s; }

.text-center { text-align: center; }
.mt-sm { margin-top: 1rem; }
.mt-md { margin-top: 2rem; }
.mt-lg { margin-top: 4rem; }
.mb-lg { margin-bottom: 4rem; }

/* Whatsapp Float */
.whatsapp-float {
  position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px;
  background: #25D366; color: white; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-float); z-index: 999; transition: transform 0.3s;
}
.whatsapp-float:hover { transform: scale(1.1); color: white; }
.whatsapp-float svg { width: 32px; height: 32px; fill: currentColor; }

/* ============================================================
   14. Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .topbar { display: none; }
  .site-header { top: 0; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .hero { padding: calc(var(--nav-height) + 4rem) 0 8rem; }
  .page-hero { padding: calc(var(--nav-height) + 3rem) 0 3rem; }
  .features-overlap { margin-top: -4rem; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 3rem; }
  .split-reverse .split-img { order: 1; }
  .split-reverse .split-content { order: 2; }
  .about-images { max-width: 600px; margin: 0 auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .contact-wrap { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}

@media (max-width: 768px) {
  .features-grid { grid-template-columns: 1fr; gap: 1rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .form-group.full { grid-column: auto; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .about-images { grid-template-columns: 1fr; }
  .img-stack { display: none; }
  .img-main { height: 300px; border-radius: var(--radius); }
}