/* ============================================================
   CleanDrop Solutions — Design System
   Premium Dark Navy + Teal Theme
   ============================================================ */

/* --- Google Font Import --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Brand Colors */
  --navy: #0a1628;
  --navy-light: #111d33;
  --navy-mid: #162340;
  --teal: #0d7377;
  --teal-dark: #095c5f;
  --cyan: #14b8c5;
  --cyan-light: #5ce1ec;
  --light: #e0f7fa;
  --white: #ffffff;
  --surface: #f4f9fc;
  --surface-alt: #e8f4f8;
  --gray-100: #f7f9fb;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --dark-text: #1a1a2e;
  --body-text: #444444;

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #0a1628 0%, #0d4f6b 50%, #0d7377 100%);
  --gradient-dark: linear-gradient(180deg, #0a1628 0%, #111d33 100%);
  --gradient-teal: linear-gradient(135deg, #0d7377 0%, #14b8c5 100%);
  --gradient-card: linear-gradient(135deg, rgba(13, 115, 119, 0.08) 0%, rgba(20, 184, 197, 0.04) 100%);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --fs-hero: clamp(2.5rem, 5vw, 4.5rem);
  --fs-h1: clamp(2rem, 4vw, 3rem);
  --fs-h2: clamp(1.5rem, 3vw, 2.25rem);
  --fs-h3: clamp(1.2rem, 2vw, 1.5rem);
  --fs-h4: 1.125rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-xs: 0.75rem;
  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extrabold: 800;
  --lh-tight: 1.2;
  --lh-normal: 1.6;
  --lh-relaxed: 1.8;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --border-radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 60px rgba(0, 0, 0, 0.16);
  --shadow-teal: 0 4px 30px rgba(13, 115, 119, 0.25);
  --shadow-cyan: 0 4px 30px rgba(20, 184, 197, 0.2);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-bg-light: rgba(255, 255, 255, 0.85);
  --glass-border-light: rgba(255, 255, 255, 0.5);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-primary);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  color: var(--body-text);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

/* --- Typography --- */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--dark-text);
}

h1 {
  font-size: var(--fs-h1);
}

h2 {
  font-size: var(--fs-h2);
}

h3 {
  font-size: var(--fs-h3);
}

h4 {
  font-size: var(--fs-h4);
}

p {
  margin-bottom: var(--space-sm);
  line-height: var(--lh-relaxed);
}

/* --- Layout --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-3xl) 0;
}

.section-dark {
  background: var(--gradient-dark);
  color: var(--white);
}

.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--white);
}

.section-light {
  background-color: var(--surface);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-header h2 {
  margin-bottom: var(--space-sm);
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-teal);
  border-radius: 2px;
}

.section-header p {
  color: var(--gray-500);
  font-size: var(--fs-body);
  max-width: 600px;
  margin: var(--space-md) auto 0;
}

.section-dark .section-header p {
  color: var(--gray-300);
}

/* --- Grid System --- */
.grid {
  display: grid;
  gap: var(--space-lg);
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  border-radius: var(--border-radius);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  cursor: pointer;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--gradient-teal);
  color: var(--white);
  box-shadow: var(--shadow-teal);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(13, 115, 119, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--cyan);
  color: var(--cyan-light);
}

.btn-outline-dark {
  background: transparent;
  color: var(--teal);
  border-color: var(--teal);
}

.btn-outline-dark:hover {
  background: var(--teal);
  color: var(--white);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 0.6rem 1.5rem;
  font-size: var(--fs-small);
}

/* --- Cards --- */
.card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--gray-200);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
}

.card-glass:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(20, 184, 197, 0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-cyan);
}

/* --- Top Bar --- */
.top-bar {
  background: var(--navy);
  padding: 0.5rem 0;
  font-size: var(--fs-small);
  color: var(--gray-300);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar a {
  color: var(--gray-300);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.top-bar a:hover {
  color: var(--cyan);
}

.top-bar-left {
  display: flex;
  gap: var(--space-md);
}

.top-bar-right {
  display: flex;
  gap: var(--space-sm);
}

.top-bar-right a {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-full);
  background: rgba(255, 255, 255, 0.06);
  transition: all var(--transition-fast);
}

.top-bar-right a:hover {
  background: var(--teal);
  color: var(--white);
}

/* --- Header / Navigation --- */
.header {
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 42px;
  height: 42px;
}

.logo-img {
  height: 52px;
  width: auto;
  max-width: 240px;
  object-fit: contain;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: var(--fw-extrabold);
  color: var(--navy);
  letter-spacing: -0.02em;
}

.logo-text span {
  color: var(--teal);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-menu a {
  padding: 0.5rem 1rem;
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--gray-700);
  border-radius: 8px;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--teal);
  background: rgba(13, 115, 119, 0.06);
}

.nav-menu a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--teal);
  border-radius: 1px;
}

.nav-cta {
  margin-left: 0.75rem;
}

/* Mobile Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

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

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

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

@media (max-width: 768px) {
  .top-bar {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    transition: transform var(--transition-base);
    z-index: 999;
  }

  .nav-menu.open {
    transform: translateY(0);
  }

  .nav-menu a {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: var(--fs-body);
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 0.5rem;
    width: 100%;
    text-align: center;
  }
}

/* --- Hero Section --- */
.hero {
  background: var(--gradient-hero);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: var(--space-4xl) 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(2px 2px at 20% 30%, rgba(20, 184, 197, 0.3) 0%, transparent 100%),
    radial-gradient(2px 2px at 40% 70%, rgba(20, 184, 197, 0.2) 0%, transparent 100%),
    radial-gradient(3px 3px at 60% 20%, rgba(92, 225, 236, 0.15) 0%, transparent 100%),
    radial-gradient(2px 2px at 80% 60%, rgba(20, 184, 197, 0.25) 0%, transparent 100%),
    radial-gradient(2px 2px at 10% 80%, rgba(92, 225, 236, 0.2) 0%, transparent 100%),
    radial-gradient(3px 3px at 90% 40%, rgba(20, 184, 197, 0.15) 0%, transparent 100%);
  animation: particleDrift 20s linear infinite;
  pointer-events: none;
}

@keyframes particleDrift {
  0% {
    transform: translateY(0) translateX(0);
  }

  50% {
    transform: translateY(-15px) translateX(10px);
  }

  100% {
    transform: translateY(0) translateX(0);
  }
}

/* Floating droplets */
.hero-droplet {
  position: absolute;
  border-radius: var(--border-radius-full);
  background: rgba(20, 184, 197, 0.08);
  border: 1px solid rgba(20, 184, 197, 0.15);
  animation: float 8s ease-in-out infinite;
  pointer-events: none;
}

.hero-droplet:nth-child(1) {
  width: 120px;
  height: 120px;
  top: 15%;
  left: 10%;
  animation-delay: 0s;
  animation-duration: 7s;
}

.hero-droplet:nth-child(2) {
  width: 80px;
  height: 80px;
  top: 60%;
  right: 15%;
  animation-delay: 2s;
  animation-duration: 9s;
}

.hero-droplet:nth-child(3) {
  width: 60px;
  height: 60px;
  bottom: 20%;
  left: 25%;
  animation-delay: 4s;
  animation-duration: 6s;
}

.hero-droplet:nth-child(4) {
  width: 100px;
  height: 100px;
  top: 30%;
  right: 25%;
  animation-delay: 1s;
  animation-duration: 10s;
}

.hero-droplet:nth-child(5) {
  width: 40px;
  height: 40px;
  bottom: 30%;
  right: 40%;
  animation-delay: 3s;
  animation-duration: 8s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  33% {
    transform: translateY(-20px) rotate(5deg);
  }

  66% {
    transform: translateY(10px) rotate(-3deg);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(20, 184, 197, 0.12);
  color: var(--cyan);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  margin-bottom: var(--space-lg);
  border: 1px solid rgba(20, 184, 197, 0.2);
}

.hero h1 {
  font-size: var(--fs-hero);
  color: var(--white);
  font-weight: var(--fw-extrabold);
  margin-bottom: var(--space-md);
  letter-spacing: -0.03em;
}

.hero h1 .highlight {
  background: var(--gradient-teal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--gray-300);
  margin-bottom: var(--space-xl);
  line-height: var(--lh-relaxed);
  max-width: 560px;
}

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

.hero-stats {
  display: flex;
  gap: var(--space-2xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

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

.hero-stat .number {
  font-size: var(--fs-h2);
  font-weight: var(--fw-extrabold);
  color: var(--cyan);
  display: block;
}

.hero-stat .label {
  font-size: var(--fs-small);
  color: var(--gray-500);
  margin-top: 0.25rem;
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: var(--space-3xl) 0;
  }

  .hero-stats {
    gap: var(--space-lg);
    flex-wrap: wrap;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }
}

/* --- Page Header (inner pages) --- */
.page-header {
  background: var(--gradient-hero);
  padding: var(--space-3xl) 0 var(--space-2xl);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(2px 2px at 30% 40%, rgba(20, 184, 197, 0.2) 0%, transparent 100%),
    radial-gradient(2px 2px at 70% 60%, rgba(20, 184, 197, 0.15) 0%, transparent 100%);
  pointer-events: none;
}

.page-header-content {
  position: relative;
  z-index: 2;
}

.page-header h1 {
  color: var(--white);
  font-size: var(--fs-h1);
  margin-bottom: var(--space-xs);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-small);
  color: var(--gray-300);
}

.breadcrumb a {
  color: var(--cyan);
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb .sep {
  color: var(--gray-500);
}

/* --- Why Choose Us Section --- */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.why-us-card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.why-us-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-teal);
}

.why-us-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(13, 115, 119, 0.2);
}

.why-us-icon {
  width: 64px;
  height: 64px;
  background: rgba(13, 115, 119, 0.08);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.75rem;
  color: var(--teal);
}

.why-us-card h3 {
  font-size: var(--fs-h4);
  margin-bottom: var(--space-xs);
}

.why-us-card p {
  color: var(--gray-600);
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
}

@media (max-width: 768px) {
  .why-us-grid {
    grid-template-columns: 1fr;
  }
}

/* --- Services Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.service-card {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
}

.service-card .service-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-md);
  background: rgba(13, 115, 119, 0.06);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--teal);
  transition: all var(--transition-base);
}

.service-card:hover .service-icon {
  background: var(--gradient-teal);
  color: var(--white);
  transform: scale(1.05);
  box-shadow: var(--shadow-teal);
}

.service-card h3 {
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-xs);
}

.service-card p {
  font-size: var(--fs-small);
  color: var(--gray-500);
  line-height: var(--lh-normal);
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* --- Stats Section --- */
.stats-section {
  background: var(--gradient-hero);
  padding: var(--space-2xl) 0;
}

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

.stat-item {
  padding: var(--space-lg);
}

.stat-number {
  font-size: var(--fs-h1);
  font-weight: var(--fw-extrabold);
  color: var(--cyan);
  display: block;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: var(--fs-small);
  color: var(--gray-300);
  font-weight: var(--fw-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }
}

/* --- Clients Section --- */
.clients-section {
  padding: var(--space-2xl) 0;
  background: var(--surface);
  overflow: hidden;
}

.logo-carousel {
  position: relative;
  overflow: hidden;
  padding: var(--space-lg) 0;
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.logo-track {
  display: flex;
  align-items: center;
  gap: 3rem;
  animation: scroll-logos 35s linear infinite;
  width: max-content;
}

.logo-track:hover {
  animation-play-state: paused;
}

.client-logo {
  height: 50px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.client-logo:hover {
  filter: grayscale(0%);
  opacity: 1;
  transform: scale(1.1);
}

@keyframes scroll-logos {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* --- Portfolio Gallery --- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: var(--space-xl);
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--gray-100);
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 22, 40, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  color: white;
  font-size: 1.8rem;
}

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

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: fadeIn 0.2s ease;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: var(--border-radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: white;
  font-size: 2.5rem;
  cursor: pointer;
  line-height: 1;
  opacity: 0.8;
  transition: opacity 0.2s;
}

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

@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

/* --- CTA Section --- */
.cta-section {
  background: var(--gradient-hero);
  padding: var(--space-3xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  right: -50%;
  bottom: -50%;
  background:
    radial-gradient(circle at 20% 50%, rgba(20, 184, 197, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(13, 115, 119, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 2;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: var(--space-sm);
}

.cta-section p {
  color: var(--gray-300);
  margin-bottom: var(--space-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* --- About Page --- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about-intro-image {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--gradient-card);
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gray-200);
}

.about-intro-image .placeholder-img {
  color: var(--gray-500);
  font-size: var(--fs-small);
  text-align: center;
  padding: var(--space-lg);
}

@media (max-width: 768px) {
  .about-intro {
    grid-template-columns: 1fr;
  }
}

/* Vision Card */
.vision-card {
  background: var(--gradient-hero);
  border-radius: var(--border-radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.vision-card::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: 30px;
  font-size: 10rem;
  color: rgba(20, 184, 197, 0.1);
  font-family: Georgia, serif;
  line-height: 1;
}

.vision-card h3 {
  color: var(--cyan);
  margin-bottom: var(--space-md);
}

.vision-card p {
  font-size: 1.05rem;
  line-height: var(--lh-relaxed);
  color: var(--gray-300);
}

/* Team Section */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.team-card {
  text-align: center;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.team-photo {
  width: 100%;
  height: 260px;
  background: var(--gradient-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  font-size: var(--fs-small);
  position: relative;
  overflow: hidden;
}

.team-photo::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-teal);
}

.team-info {
  padding: var(--space-md);
}

.team-info h3 {
  font-size: var(--fs-h4);
  margin-bottom: 0.25rem;
}

.team-info .title {
  font-size: var(--fs-small);
  color: var(--teal);
  font-weight: var(--fw-medium);
  margin-bottom: var(--space-xs);
}

.team-info p {
  font-size: var(--fs-small);
  color: var(--gray-600);
  line-height: var(--lh-normal);
}

@media (max-width: 768px) {
  .team-grid {
    grid-template-columns: 1fr;
  }
}

/* Compliance */
.compliance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  text-align: center;
}

.compliance-badge {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  transition: all var(--transition-fast);
}

.compliance-badge:hover {
  border-color: var(--teal);
  box-shadow: var(--shadow-sm);
}

.compliance-badge .badge-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: var(--teal);
}

.compliance-badge p {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--gray-700);
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .compliance-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- Services Detail Page --- */
.service-detail {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-lg);
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--gray-200);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail-icon {
  width: 72px;
  height: 72px;
  background: rgba(13, 115, 119, 0.06);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--teal);
  flex-shrink: 0;
}

.service-detail h3 {
  font-size: var(--fs-h3);
  margin-bottom: var(--space-xs);
}

.service-detail p {
  color: var(--gray-600);
  margin-bottom: var(--space-sm);
}

.service-benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-sm);
}

.benefit-tag {
  background: rgba(13, 115, 119, 0.06);
  color: var(--teal-dark);
  padding: 0.35rem 0.75rem;
  border-radius: 50px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
}

@media (max-width: 768px) {
  .service-detail {
    grid-template-columns: 1fr;
  }
}

/* --- Projects Table --- */
.projects-table-wrapper {
  overflow-x: auto;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}

.projects-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-small);
}

.projects-table thead {
  background: var(--navy);
  color: var(--white);
}

.projects-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: var(--fw-semibold);
  white-space: nowrap;
}

.projects-table td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-700);
}

.projects-table tbody tr:hover {
  background: var(--surface);
}

.projects-table tbody tr:nth-child(even) {
  background: var(--gray-100);
}

.projects-table tbody tr:nth-child(even):hover {
  background: var(--surface-alt);
}

/* --- Products Page --- */
.product-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.product-hero-visual {
  background: var(--gradient-card);
  border-radius: var(--border-radius-lg);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gray-200);
}

.product-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.product-feature {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.product-feature .feature-icon {
  width: 36px;
  height: 36px;
  background: rgba(13, 115, 119, 0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  flex-shrink: 0;
  font-size: 1rem;
}

.product-feature p {
  font-size: var(--fs-small);
  color: var(--gray-600);
  margin-bottom: 0;
}

.product-img-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
}

.product-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.product-img-wrapper .img-disclaimer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.55);
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.65rem;
  text-align: center;
  padding: 4px 8px;
  font-style: italic;
  letter-spacing: 0.02em;
}

.savings-badges {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.saving-badge {
  background: var(--gradient-teal);
  color: var(--white);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--border-radius);
  text-align: center;
  box-shadow: var(--shadow-teal);
}

.saving-badge .amount {
  font-size: var(--fs-h2);
  font-weight: var(--fw-extrabold);
  display: block;
}

.saving-badge .desc {
  font-size: var(--fs-xs);
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-placeholder {
  background: var(--white);
  border: 2px dashed var(--gray-300);
  border-radius: var(--border-radius-lg);
  padding: var(--space-2xl);
  text-align: center;
}

.product-placeholder h3 {
  margin-bottom: var(--space-xs);
}

.product-placeholder p {
  color: var(--gray-500);
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .product-hero {
    grid-template-columns: 1fr;
  }

  .product-features {
    grid-template-columns: 1fr;
  }

  .savings-badges {
    flex-direction: column;
  }
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

.contact-form {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--gray-700);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-primary);
  font-size: var(--fs-body);
  border: 1px solid var(--gray-300);
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
  background: var(--white);
  color: var(--dark-text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(13, 115, 119, 0.1);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group .error-message {
  display: none;
  color: #e74c3c;
  font-size: var(--fs-xs);
  margin-top: 0.25rem;
}

.form-group.error input,
.form-group.error textarea {
  border-color: #e74c3c;
}

.form-group.error .error-message {
  display: block;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-info-card {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-fast);
}

.contact-info-card:hover {
  border-color: var(--teal);
  box-shadow: var(--shadow-md);
}

.contact-info-card .info-icon {
  width: 48px;
  height: 48px;
  background: rgba(13, 115, 119, 0.06);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  flex-shrink: 0;
  font-size: 1.25rem;
}

.contact-info-card h4 {
  font-size: var(--fs-small);
  margin-bottom: 0.2rem;
}

.contact-info-card p {
  font-size: var(--fs-small);
  color: var(--gray-600);
  margin-bottom: 0;
}

.contact-info-card a {
  color: var(--teal);
}

.contact-info-card a:hover {
  text-decoration: underline;
}

.map-placeholder {
  width: 100%;
  height: 250px;
  border-radius: var(--border-radius);
  background: var(--surface);
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  font-size: var(--fs-small);
  margin-top: var(--space-md);
  overflow: hidden;
}

.map-placeholder iframe {
  width: 100%;
  height: 100%;
  border: none;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Form Success State */
.form-success {
  display: none;
  text-align: center;
  padding: var(--space-2xl);
}

.form-success.show {
  display: block;
}

.form-success .success-icon {
  font-size: 3rem;
  color: var(--teal);
  margin-bottom: var(--space-md);
}

.form-success h3 {
  margin-bottom: var(--space-xs);
}

.form-success p {
  color: var(--gray-600);
}

/* --- Footer --- */
.footer {
  background: var(--gradient-dark);
  color: var(--gray-300);
  padding-top: var(--space-3xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-2xl);
}

.footer-brand .logo {
  margin-bottom: var(--space-md);
}

.footer-brand .logo-text {
  color: var(--white);
}

.footer-brand p {
  font-size: var(--fs-small);
  line-height: var(--lh-relaxed);
  color: var(--gray-500);
  margin-bottom: var(--space-md);
}

.footer-social {
  display: flex;
  gap: 0.5rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--border-radius-full);
  color: var(--gray-500);
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}

.footer-social a:hover {
  background: var(--teal);
  color: var(--white);
}

.footer-section h4 {
  color: var(--white);
  font-size: var(--fs-body);
  margin-bottom: var(--space-md);
  font-weight: var(--fw-semibold);
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--gray-500);
  font-size: var(--fs-small);
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--cyan);
  padding-left: 4px;
}

.footer-contact li {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  font-size: var(--fs-small);
  color: var(--gray-500);
}

.footer-contact li .icon {
  color: var(--teal);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: var(--space-md) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-xs);
  color: var(--gray-500);
}

.footer-bottom a {
  color: var(--gray-500);
}

.footer-bottom a:hover {
  color: var(--cyan);
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Blog Cards --- */
.blog-card {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  padding: 0;
}

.blog-card-image {
  width: 100%;
  height: 200px;
  background: var(--gradient-card);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.blog-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--gradient-teal);
  color: var(--white);
  padding: 0.3rem 0.75rem;
  border-radius: 50px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
}

.blog-card-body {
  padding: var(--space-md);
}

.blog-meta {
  display: flex;
  gap: var(--space-md);
  font-size: var(--fs-xs);
  color: var(--gray-500);
  margin-bottom: var(--space-xs);
}

.blog-meta i {
  margin-right: 0.3rem;
  color: var(--teal);
}

.blog-card-body h3 {
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-xs);
  line-height: var(--lh-tight);
}

.blog-card-body p {
  font-size: var(--fs-small);
  color: var(--gray-600);
  line-height: var(--lh-normal);
  margin-bottom: var(--space-sm);
}

.blog-read-more {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap var(--transition-fast);
}

.blog-read-more:hover {
  gap: 0.6rem;
  color: var(--teal-dark);
}

/* --- Utility Classes --- */
.text-center {
  text-align: center;
}

.text-teal {
  color: var(--teal);
}

.text-cyan {
  color: var(--cyan);
}

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

.text-gray {
  color: var(--gray-500);
}

.mb-0 {
  margin-bottom: 0;
}

.mb-sm {
  margin-bottom: var(--space-sm);
}

.mb-md {
  margin-bottom: var(--space-md);
}

.mb-lg {
  margin-bottom: var(--space-lg);
}

.mb-xl {
  margin-bottom: var(--space-xl);
}

.mt-lg {
  margin-top: var(--space-lg);
}

.mt-xl {
  margin-top: var(--space-xl);
}

/* --- WhatsApp Float Button --- */
.whatsapp-float {
  position: fixed;
  bottom: 1.8rem;
  right: 1.8rem;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  z-index: 9999;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.6);
}

.whatsapp-float i {
  font-size: 1.8rem;
  color: #fff;
}

.whatsapp-float::before {
  content: 'Chat with us';
  position: absolute;
  right: calc(100% + 12px);
  background: #fff;
  color: #333;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateX(6px);
  transition: all 0.25s ease;
  pointer-events: none;
}

.whatsapp-float:hover::before {
  opacity: 1;
  transform: translateX(0);
}

@keyframes wa-pulse {

  0%,
  100% {
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  }

  50% {
    box-shadow: 0 4px 28px rgba(37, 211, 102, 0.75);
  }
}

.whatsapp-float {
  animation: wa-pulse 2.5s ease-in-out infinite;
}