/* ==========================================================================
   EpoxyCoat Solutions - Premium CSS stylesheet
   Theme: Luxury Obsidian & Glowing Amber/Gold Accents
   ========================================================================== */

/* --- CSS VARIABLES & TOKENS --- */
:root {
  --color-bg-dark: #070709;
  --color-bg-card: #0e0e13;
  --color-bg-alt: #0a0a0d;
  
  --color-primary: #f59e0b; /* Amber 500 */
  --color-primary-hover: #d97706; /* Amber 600 */
  --color-primary-glow: rgba(245, 158, 11, 0.45);
  --color-primary-faded: rgba(245, 158, 11, 0.08);
  
  --color-text-bright: #ffffff;
  --color-text-body: #e4e4e7; /* Zinc 200 */
  --color-text-muted: #9ca3af; /* Gray 400 */
  
  --glass-border: rgba(255, 255, 255, 0.04);
  --glass-border-glow: rgba(245, 158, 11, 0.15);
  --glass-bg: rgba(14, 14, 19, 0.75);
  
  --shadow-premium: 0 15px 35px -10px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 25px rgba(245, 158, 11, 0.15);
  
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
}

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

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

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--color-bg-dark);
  color: var(--color-text-body);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  color: var(--color-text-bright);
  font-weight: 700;
}

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

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

button, select, input, textarea {
  font-family: inherit;
  outline: none;
  border: none;
}

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

.section {
  padding: 100px 0;
}

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

.sub-heading {
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--color-primary);
  display: block;
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.section-line {
  width: 50px;
  height: 3px;
  background: var(--color-primary);
  margin-top: 15px;
  border-radius: 2px;
}

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

.text-center .section-line {
  margin-left: auto;
  margin-right: auto;
}

.highlight {
  color: var(--color-primary);
}

.gradient-text {
  background: linear-gradient(135deg, #fff 30%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.bg-alt {
  background-color: var(--color-bg-alt);
}

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #000000;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--color-primary-glow);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--color-text-bright);
  border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-full {
  width: 100%;
}

/* --- STICKY GLASSMORPHIC HEADER --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  z-index: 1000;
  background-color: rgba(7, 7, 9, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-smooth);
}

.header-scrolled {
  height: 70px;
  background-color: rgba(7, 7, 9, 0.9);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.header-container {
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  background-color: var(--color-primary-faded);
  border: 1px solid var(--glass-border-glow);
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.2rem;
  box-shadow: var(--shadow-glow);
}

.logo-text {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
  color: var(--color-text-bright);
}

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

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

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

.btn-nav {
  padding: 10px 20px;
  font-size: 0.85rem;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  cursor: pointer;
}

.mobile-menu-toggle .bar {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-bright);
  border-radius: 1px;
  transition: var(--transition-fast);
}

/* --- MOBILE DRAWER --- */
.nav-mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1001;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.nav-mobile-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.nav-mobile {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  height: 100vh;
  background-color: var(--color-bg-card);
  border-left: 1px solid var(--glass-border);
  z-index: 1002;
  padding: 30px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.nav-mobile.active {
  right: 0;
  box-shadow: -15px 0 40px rgba(0, 0, 0, 0.7);
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.mobile-menu-close {
  background: transparent;
  color: var(--color-text-bright);
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: auto;
}

.mobile-link {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.mobile-link:hover {
  color: var(--color-primary);
  padding-left: 8px;
}

.btn-mobile-cta {
  margin-top: 20px;
  background-color: var(--color-primary);
  color: #000;
}

.mobile-menu-footer {
  margin-top: 40px;
  border-top: 1px solid var(--glass-border);
  padding-top: 20px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* --- HERO SECTION --- */
.hero {
  position: relative;
  height: 95vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-color: var(--color-bg-dark);
  background-image: linear-gradient(rgba(7, 7, 9, 0.82), rgba(7, 7, 9, 0.85)),
                    url('https://images.unsplash.com/photo-1564013799919-ab600027ffc6?auto=format&fit=crop&q=80&w=1600');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding-top: 80px;
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(245, 158, 11, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  background-position: center;
  pointer-events: none;
}

.hero-content {
  max-width: 800px;
  padding: 0 24px;
  z-index: 10;
  animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: rgba(245, 158, 11, 0.08);
  border: 1px solid var(--glass-border-glow);
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.tag-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-primary);
  border-radius: 50%;
  animation: pulse 1.8s infinite;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 0 auto 40px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  opacity: 0.7;
  transition: var(--transition-fast);
  z-index: 10;
}

.scroll-indicator:hover {
  opacity: 1;
}

.scroll-mouse {
  width: 26px;
  height: 42px;
  border: 2px solid var(--color-text-muted);
  border-radius: 20px;
  position: relative;
}

.scroll-wheel {
  width: 4px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollDown 1.6s infinite;
}

/* --- METRICS BAR --- */
.metrics-bar {
  background-color: var(--color-bg-card);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  padding: 40px 0;
  position: relative;
  z-index: 20;
}

.metrics-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.metric-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.metric-num {
  font-family: 'Outfit', sans-serif;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.metric-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.metric-divider {
  width: 1px;
  height: 50px;
  background-color: var(--glass-border);
  align-self: center;
}

/* --- ABOUT SECTION --- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.about-highlight-title {
  font-size: 1.75rem;
  line-height: 1.3;
  margin-bottom: 24px;
}

.about-text {
  color: var(--color-text-muted);
  margin-bottom: 20px;
  font-size: 0.95rem;
  font-weight: 300;
}

.features-checklist {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.checklist-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 500;
}

.checklist-icon {
  color: var(--color-primary);
  font-size: 1.1rem;
}

.about-visual {
  position: relative;
}

.image-wrapper {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-premium);
}

.about-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  transition: var(--transition-smooth);
}

.image-wrapper:hover .about-img {
  transform: scale(1.03);
}

.glowing-accent-box {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 150px;
  height: 150px;
  background-color: var(--color-primary-glow);
  filter: blur(80px);
  z-index: -1;
  border-radius: 50%;
}

.experience-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border-glow);
  padding: 16px 24px;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-premium);
  max-width: 220px;
}

.badge-num {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
}

.badge-text {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.2;
  margin-top: 4px;
}

/* --- SERVICES SECTION --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 30px;
}

.service-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 40px 32px;
  box-shadow: var(--shadow-premium);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  transform: translateX(-100%);
  transition: var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: var(--glass-border-glow);
  box-shadow: var(--shadow-premium), var(--shadow-glow);
}

.service-card:hover::before {
  transform: translateX(100%);
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background-color: var(--color-primary-faded);
  border: 1px solid var(--glass-border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 28px;
  box-shadow: var(--shadow-glow);
  transition: var(--transition-smooth);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(5deg);
  background-color: var(--color-primary);
  color: #000;
}

.service-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 300;
  margin-bottom: 24px;
  min-height: 80px;
}

.service-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.service-link i {
  transition: var(--transition-fast);
}

.service-card:hover .service-link i {
  transform: translateX(5px);
}

/* --- COST ESTIMATOR SECTION --- */
.calculator-wrapper {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 60px;
  align-items: center;
}

.calc-intro-text {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 30px;
  font-weight: 300;
}

.calc-guide-tips {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.tip-item {
  display: flex;
  gap: 16px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--glass-border);
  padding: 20px;
  border-radius: 12px;
  font-size: 0.88rem;
  font-weight: 300;
  line-height: 1.5;
}

.tip-item i {
  font-size: 1.1rem;
  margin-top: 2px;
}

.calculator-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--glass-border-glow);
  padding: 48px;
  border-radius: 16px;
  box-shadow: var(--shadow-premium), var(--shadow-glow);
  display: flex;
  flex-direction: column;
  gap: 28px;
  position: relative;
}

.calc-field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.calc-field label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.calc-select {
  background-color: var(--color-bg-dark);
  border: 1px solid var(--glass-border);
  padding: 14px 20px;
  border-radius: 8px;
  color: var(--color-text-bright);
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.calc-select:focus {
  border-color: var(--color-primary);
}

.area-input-wrapper {
  position: relative;
  width: 100%;
}

.calc-input {
  width: 100%;
  background-color: var(--color-bg-dark);
  border: 1px solid var(--glass-border);
  padding: 14px 70px 14px 20px;
  border-radius: 8px;
  color: var(--color-text-bright);
  font-size: 1.1rem;
  font-weight: 600;
  transition: var(--transition-fast);
}

.calc-input:focus {
  border-color: var(--color-primary);
}

/* Remove Arrows from Input Number */
.calc-input::-webkit-outer-spin-button,
.calc-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.calc-input[type=number] {
  -moz-appearance: textfield;
}

.area-unit {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.calc-range {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--glass-border);
  border-radius: 2px;
  outline: none;
  margin-top: 10px;
}

.calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  box-shadow: 0 0 10px var(--color-primary-glow);
  transition: var(--transition-fast);
}

.calc-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.calc-results {
  background-color: rgba(7, 7, 9, 0.4);
  border: 1px dashed var(--glass-border-glow);
  padding: 24px;
  border-radius: 8px;
  text-align: center;
}

.result-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.result-value {
  font-family: 'Outfit', sans-serif;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-primary);
  text-shadow: 0 0 20px rgba(245, 158, 11, 0.1);
}

.result-disclaimer {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 6px;
}

/* --- GALLERY SECTION --- */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  background-color: var(--color-bg-card);
  border: 1px solid var(--glass-border);
  color: var(--color-text-muted);
  padding: 10px 24px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--color-primary-faded);
  border-color: var(--glass-border-glow);
  color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px;
}

.gallery-item {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-premium);
  border: 1px solid var(--glass-border);
  transition: var(--transition-smooth);
}

.gallery-img-container {
  position: relative;
  width: 100%;
  height: 280px;
  overflow: hidden;
}

.gallery-img-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(7, 7, 9, 0.95) 10%, rgba(7, 7, 9, 0.4) 100%);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  opacity: 0;
  transition: var(--transition-smooth);
}

.gallery-cat {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.gallery-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-bright);
}

.gallery-zoom-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background-color: var(--glass-bg);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border-glow);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(-10px);
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-premium);
}

.gallery-item:hover {
  border-color: var(--glass-border-glow);
  transform: translateY(-4px);
}

.gallery-item:hover .gallery-img-container img {
  transform: scale(1.08);
}

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

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

/* --- LIGHTBOX MODAL --- */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(7, 7, 9, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-img {
  max-width: 85%;
  max-height: 75vh;
  border-radius: 8px;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-premium);
  transform: scale(0.95);
  transition: var(--transition-smooth);
}

.lightbox.active .lightbox-img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--color-text-bright);
  font-size: 1.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.lightbox-close:hover {
  background-color: var(--color-primary);
  color: #000;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 55px;
  height: 55px;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  color: var(--color-text-bright);
  font-size: 1.25rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.lightbox-nav:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-primary);
  border-color: var(--glass-border-glow);
}

.lightbox-prev {
  left: 40px;
}

.lightbox-next {
  right: 40px;
}

.lightbox-caption {
  position: absolute;
  bottom: 40px;
  font-family: 'Outfit', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text-bright);
  background-color: rgba(0, 0, 0, 0.4);
  padding: 10px 24px;
  border-radius: 30px;
  border: 1px solid var(--glass-border);
}

/* --- CONTACT & FORM SECTION --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.contact-intro {
  color: var(--color-text-muted);
  margin-bottom: 40px;
  font-weight: 300;
  font-size: 0.98rem;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.contact-detail-card {
  display: flex;
  gap: 20px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--glass-border);
  padding: 24px;
  border-radius: 12px;
  box-shadow: var(--shadow-premium);
  transition: var(--transition-smooth);
}

.contact-detail-card:hover {
  border-color: var(--glass-border-glow);
  transform: translateX(5px);
}

.detail-icon {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  background-color: var(--color-primary-faded);
  border: 1px solid var(--glass-border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-primary);
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
}

.detail-text h4 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  color: var(--color-text-muted);
}

.detail-text p {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-text-bright);
}

.contact-link:hover {
  color: var(--color-primary);
}

.trust-icons {
  display: flex;
  gap: 20px;
  border-top: 1px solid var(--glass-border);
  padding-top: 30px;
}

.trust-badge-mini {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.contact-form-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--glass-border);
  padding: 48px;
  border-radius: 16px;
  box-shadow: var(--shadow-premium);
  position: relative;
  overflow: hidden;
}

.contact-form-card h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.form-sub {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  font-weight: 300;
  margin-bottom: 30px;
}

.glass-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: var(--transition-smooth);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.input-icon-wrapper {
  position: relative;
  width: 100%;
}

.input-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  background-color: var(--color-bg-dark);
  border: 1px solid var(--glass-border);
  color: var(--color-text-bright);
  border-radius: 8px;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.form-input {
  padding: 14px 20px 14px 45px;
}

.form-select {
  padding: 14px 20px;
  cursor: pointer;
}

.form-textarea {
  padding: 14px 20px;
  min-height: 100px;
  resize: vertical;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.05);
}

/* Success Message inside card */
.form-success-msg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-bg-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
  z-index: 5;
}

.form-success-msg.active {
  opacity: 1;
  pointer-events: auto;
}

.success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #10b981;
  font-size: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  box-shadow: 0 0 25px rgba(16, 185, 129, 0.15);
}

.form-success-msg h4 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.form-success-msg p {
  color: var(--color-text-muted);
  max-width: 320px;
  font-size: 0.95rem;
  font-weight: 300;
}

/* --- FOOTER --- */
.footer {
  background-color: #040405;
  border-top: 1px solid var(--glass-border);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 1fr 1.2fr;
  gap: 50px;
  margin-bottom: 60px;
}

.brand-pitch {
  color: var(--color-text-muted);
  font-size: 0.88rem;
  font-weight: 300;
  margin-top: 20px;
  line-height: 1.6;
}

.footer-grid h4 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 24px;
  color: var(--color-text-bright);
}

.footer-grid ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-grid ul a {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  font-weight: 300;
}

.footer-grid ul a:hover {
  color: var(--color-primary);
  padding-left: 5px;
}

.footer-col-contact p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  font-weight: 300;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding: 30px 0;
}

.footer-bottom-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  gap: 15px;
}

/* --- GLOWING WHATSAPP WIDGET --- */
.whatsapp-floating-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.whatsapp-trigger-btn {
  width: 60px;
  height: 60px;
  background-color: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.85rem;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  position: relative;
  transition: var(--transition-smooth);
}

.whatsapp-trigger-btn:hover {
  transform: scale(1.05) rotate(5deg);
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.5);
}

.notification-pulse {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 14px;
  height: 14px;
  background-color: #ff3b30;
  border: 2px solid white;
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

.widget-chat-box {
  width: 330px;
  background-color: var(--color-bg-card);
  border: 1px solid var(--glass-border-glow);
  border-radius: 16px;
  box-shadow: var(--shadow-premium), var(--shadow-glow);
  margin-bottom: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px) scale(0.95);
  transform-origin: bottom right;
  transition: var(--transition-smooth);
}

.widget-chat-box.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.chat-header {
  background-color: #075e54;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: white;
  position: relative;
}

.chat-header .avatar {
  width: 38px;
  height: 38px;
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.chat-header-text h5 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.chat-header-text span {
  font-size: 0.72rem;
  opacity: 0.8;
  display: flex;
  align-items: center;
  gap: 4px;
}

.chat-header-text span::before {
  content: '';
  width: 6px;
  height: 6px;
  background-color: #25d366;
  border-radius: 50%;
  display: inline-block;
}

.chat-close {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  color: white;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0.7;
}

.chat-close:hover {
  opacity: 1;
}

.chat-body {
  background-color: #efeae2;
  background-image: url('https://user-images.githubusercontent.com/15075759/28719144-86dc0f70-73b1-11e7-911d-60d70fcded21.png');
  background-size: cover;
  padding: 20px;
  min-height: 120px;
}

.chat-bubble {
  background-color: white;
  border-radius: 0 10px 10px 10px;
  padding: 12px 14px;
  max-width: 85%;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
  position: relative;
}

.chat-bubble p {
  color: #303030;
  font-size: 0.82rem;
  line-height: 1.4;
}

.chat-time {
  font-size: 0.65rem;
  color: #707070;
  text-align: right;
  display: block;
  margin-top: 4px;
}

.chat-footer {
  background-color: var(--color-bg-card);
  padding: 16px 20px;
  border-top: 1px solid var(--glass-border);
}

.widget-send-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: #25d366;
  color: white;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 8px;
  box-shadow: 0 4px 10px rgba(37, 211, 102, 0.2);
}

.widget-send-btn:hover {
  background-color: #128c7e;
}

/* --- ANIMATIONS --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 8px rgba(245, 158, 11, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0);
  }
}

@keyframes scrollDown {
  0% {
    opacity: 0;
    top: 5px;
  }
  30% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    top: 25px;
  }
}

/* --- RESPONSIVE MEDIA QUERIES --- */

/* Tablets & Small Desktops */
@media (max-width: 1024px) {
  html {
    font-size: 15px;
  }
  
  .about-grid, .calculator-wrapper, .contact-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }
  
  .about-visual {
    order: -1;
  }
  
  .about-img {
    height: 380px;
  }
  
  .metrics-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }
  
  .metric-divider {
    display: none;
  }
  
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
  }
  
  .footer-col-brand {
    grid-column: span 3;
    margin-bottom: 20px;
  }
}

/* Mobile Devices */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  .section {
    padding: 70px 0;
  }
  
  .nav-desktop {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .hero-title {
    font-size: 2.75rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .features-checklist {
    grid-template-columns: 1fr;
  }
  
  .calculator-card, .contact-form-card {
    padding: 30px 20px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .lightbox-nav {
    display: none;
  }
  
  .lightbox-img {
    max-width: 92%;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .footer-col-brand {
    grid-column: span 1;
  }
  
  .footer-bottom-flex {
    flex-direction: column;
    text-align: center;
  }
}