/* ============================================
   JP GAS - Premium Industrial Gas Website
   style.css
   ============================================ */

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

/* ---------- CSS Variables ---------- */
:root {
  /* Color Palette — Ink & Twilight */
  --primary-light: #e0e1dd;   /* Alabaster Grey */
  --blue-green: #415a77;      /* Dusk Blue */
  --deep-blue: #0d1b2a;       /* Ink Black */
  --amber: #778da9;           /* Lavender Grey */
  --orange: #1b263b;          /* Prussian Blue */

  /* Extended Palette */
  --white: #ffffff;
  --off-white: #f5f5f3;
  --light-gray: #d5d6d2;
  --medium-gray: #778da9;
  --dark-gray: #1b263b;
  --bg-gradient-1: #f5f5f3;
  --bg-gradient-2: #eef0ec;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.78);
  --glass-border: rgba(224, 225, 221, 0.5);
  --glass-shadow: 0 8px 32px rgba(13, 27, 42, 0.08);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(13, 27, 42, 0.06);
  --shadow-md: 0 4px 16px rgba(13, 27, 42, 0.1);
  --shadow-lg: 0 8px 32px rgba(13, 27, 42, 0.12);
  --shadow-xl: 0 16px 48px rgba(13, 27, 42, 0.16);

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

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

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 50%;

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1200px;
}



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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--dark-gray);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.7;
  transition: background var(--transition-normal), color var(--transition-normal);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: var(--font-body);
}

/* ---------- Preloader ---------- */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--deep-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

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

.preloader-logo {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.preloader-logo span {
  color: var(--amber);
}

.preloader-bar {
  width: 200px;
  height: 4px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  overflow: hidden;
  margin: 0 auto;
}

.preloader-bar::after {
  content: '';
  display: block;
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg, var(--blue-green), var(--amber));
  border-radius: 10px;
  animation: preloaderSlide 1.2s ease-in-out infinite;
}

@keyframes preloaderSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* ---------- Scroll Progress Bar ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--blue-green), var(--amber), var(--orange));
  z-index: 100001;
  transition: width 0.1s linear;
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Section Common ---------- */
.section {
  padding: var(--section-padding);
  position: relative;
}

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

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue-green);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 12px;
  position: relative;
  padding: 6px 20px;
  background: rgba(65, 90, 119, 0.08);
  border-radius: 30px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--deep-blue);
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--medium-gray);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-green), var(--deep-blue));
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(65, 90, 119, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(65, 90, 119, 0.45);
}

.btn-secondary {
  background: transparent;
  color: var(--deep-blue);
  border: 2px solid var(--deep-blue);
}

.btn-secondary:hover {
  background: var(--deep-blue);
  color: var(--white);
  transform: translateY(-3px);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.45);
}

/* Ripple Effect */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: rippleAnim 0.6s linear;
  pointer-events: none;
}

@keyframes rippleAnim {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10000;
  padding: 16px 0;
  transition: all var(--transition-normal);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-md);
  padding: 10px 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--deep-blue);
  letter-spacing: 1px;
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--blue-green), var(--deep-blue));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  font-weight: 800;
}

.nav-logo span {
  color: var(--blue-green);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dark-gray);
  padding: 8px 18px;
  border-radius: var(--radius-xl);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--blue-green);
  background: rgba(65, 90, 119, 0.08);
}

.nav-wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
  margin-left: 8px;
}

.nav-wa-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}


/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 10001;
}

.nav-hamburger span {
  width: 26px;
  height: 2.5px;
  background: var(--deep-blue);
  border-radius: 10px;
  transition: all var(--transition-normal);
}


.nav-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ---------- Hero Section ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--bg-gradient-1) 0%, var(--white) 40%, var(--bg-gradient-2) 100%);
  padding-top: 80px;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
}

.hero-shape-1 {
  width: 600px;
  height: 600px;
  background: var(--primary-light);
  top: -200px;
  right: -100px;
  animation: floatShape 8s ease-in-out infinite;
}

.hero-shape-2 {
  width: 400px;
  height: 400px;
  background: var(--amber);
  bottom: -150px;
  left: -100px;
  animation: floatShape 10s ease-in-out infinite reverse;
}

.hero-shape-3 {
  width: 200px;
  height: 200px;
  background: var(--blue-green);
  top: 40%;
  left: 15%;
  animation: floatShape 6s ease-in-out infinite;
}

.hero-shape-4 {
  width: 150px;
  height: 150px;
  background: var(--orange);
  top: 20%;
  right: 25%;
  animation: floatShape 7s ease-in-out infinite reverse;
}

/* Geometric shapes */
.hero-geo {
  position: absolute;
  opacity: 0.06;
  animation: floatShape 9s ease-in-out infinite;
}

.hero-geo-1 {
  width: 80px;
  height: 80px;
  border: 3px solid var(--deep-blue);
  border-radius: var(--radius-md);
  top: 25%;
  left: 8%;
  transform: rotate(45deg);
}

.hero-geo-2 {
  width: 60px;
  height: 60px;
  background: var(--blue-green);
  border-radius: var(--radius-sm);
  bottom: 30%;
  right: 10%;
  transform: rotate(30deg);
  animation-delay: 2s;
}

@keyframes floatShape {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(15px, -20px) rotate(5deg); }
  50% { transform: translate(-10px, 15px) rotate(-3deg); }
  75% { transform: translate(20px, 10px) rotate(4deg); }
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(65, 90, 119, 0.1);
  border: 1px solid rgba(65, 90, 119, 0.2);
  border-radius: var(--radius-xl);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue-green);
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease forwards;
}

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

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.8rem;
  font-weight: 900;
  color: var(--deep-blue);
  line-height: 1.1;
  margin-bottom: 8px;
  animation: fadeInUp 0.8s ease 0.1s forwards;
  opacity: 0;
}

.hero-title span {
  background: linear-gradient(135deg, var(--blue-green), var(--deep-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--blue-green);
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--medium-gray);
  line-height: 1.8;
  margin-bottom: 36px;
  animation: fadeInUp 0.8s ease 0.3s forwards;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.4s forwards;
  opacity: 0;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeInRight 1s ease 0.3s forwards;
  opacity: 0;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 500px;
}

.hero-image-wrapper img {
  width: 100%;
  border-radius: var(--radius-xl);
  position: relative;
  z-index: 1;
}

.hero-image-glow {
  position: absolute;
  width: 80%;
  height: 80%;
  top: 10%;
  left: 10%;
  background: radial-gradient(circle, rgba(65, 90, 119, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(40px);
  z-index: 0;
}

.hero-stats-group {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 3;
}

/* Floating Stat Cards */
.hero-stat {
  pointer-events: auto;
  position: absolute;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 16px 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  z-index: 3;
  animation: floatCard 4s ease-in-out infinite;
}

.hero-stat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.hero-stat-icon.blue {
  background: rgba(65, 90, 119, 0.12);
  color: var(--blue-green);
}

.hero-stat-icon.orange {
  background: rgba(119, 141, 169, 0.12);
  color: var(--amber);
}

.hero-stat-icon.green {
  background: rgba(37, 211, 102, 0.12);
  color: #25d366;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--deep-blue);
}

.hero-stat-label {
  font-size: 0.78rem;
  color: var(--medium-gray);
  font-weight: 500;
}

.hero-stat-1 {
  top: 5%;
  right: -10px;
  animation-delay: 0s;
}

.hero-stat-2 {
  bottom: 25%;
  left: -30px;
  animation-delay: 1.5s;
}

.hero-stat-3 {
  bottom: 5%;
  right: 10%;
  animation-delay: 3s;
}

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

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

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

.about-visual {
  position: relative;
}

.about-image {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  width: 100%;
}

.about-experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: linear-gradient(135deg, var(--orange), var(--amber));
  color: white;
  padding: 24px 30px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.about-experience-badge .number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 900;
  display: block;
  line-height: 1;
}

.about-experience-badge .label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 4px;
}

.about-text h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--blue-green);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.about-text h2 {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--deep-blue);
  margin-bottom: 20px;
  line-height: 1.2;
}

.about-text p {
  color: var(--medium-gray);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 32px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition-normal);
}

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

.feature-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  background: rgba(65, 90, 119, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--blue-green);
  transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--blue-green), var(--deep-blue));
  color: white;
}

.feature-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--deep-blue);
}

.feature-text {
  font-size: 0.85rem;
  color: var(--medium-gray);
  margin-top: 6px;
}

/* ---------- Products Section ---------- */
.products {
  background: linear-gradient(180deg, var(--white) 0%, var(--off-white) 100%);
}

/* Search & Filter Bar */
.products-toolbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.search-wrapper {
  position: relative;
  flex: 0 1 400px;
}

.search-input {
  width: 100%;
  padding: 14px 20px 14px 48px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--white);
  border: 2px solid var(--light-gray);
  border-radius: var(--radius-xl);
  outline: none;
  transition: all var(--transition-normal);
  color: var(--dark-gray);
}

.search-input:focus {
  border-color: var(--blue-green);
  box-shadow: 0 0 0 4px rgba(65, 90, 119, 0.1);
}

.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--medium-gray);
  font-size: 1rem;
}

.filter-btns {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 22px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-xl);
  background: var(--white);
  color: var(--dark-gray);
  border: 2px solid var(--light-gray);
  transition: all var(--transition-normal);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--deep-blue);
  color: white;
  border-color: var(--deep-blue);
}

/* Product Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
}

.product-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 2px;
  background: linear-gradient(135deg, transparent 40%, var(--primary-light), var(--amber));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.product-card:hover::before {
  opacity: 1;
}

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

.product-card.hidden {
  display: none;
}

.product-image {
  height: 200px;
  background: linear-gradient(135deg, var(--bg-gradient-1), rgba(224, 225, 221, 0.25));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-image .product-icon {
  font-size: 4rem;
  opacity: 0.9;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-category-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 14px;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: var(--radius-xl);
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.tag-industrial {
  background: rgba(13, 27, 42, 0.92);
  color: #e0e1dd;
}

.tag-medical {
  background: rgba(37, 211, 102, 0.92);
  color: white;
}

.tag-specialty {
  background: rgba(65, 90, 119, 0.92);
  color: #e0e1dd;
}

.product-info {
  padding: 24px;
}

.product-name {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--deep-blue);
  margin-bottom: 6px;
}

.product-description {
  font-size: 0.88rem;
  color: var(--medium-gray);
  margin-bottom: 16px;
  line-height: 1.6;
}

.product-price {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue-green), var(--deep-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 18px;
}

.product-whatsapp-btn {
  width: 100%;
  padding: 10px 16px;
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all var(--transition-normal);
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.product-whatsapp-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

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

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.why-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue-green), var(--amber));
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.why-card:hover::after {
  transform: scaleX(1);
}

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

.why-icon {
  width: 68px;
  height: 68px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, rgba(65, 90, 119, 0.1), rgba(224, 225, 221, 0.15));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--blue-green);
  transition: all var(--transition-normal);
}

.why-card:hover .why-icon {
  background: linear-gradient(135deg, var(--blue-green), var(--deep-blue));
  color: white;
  transform: scale(1.1);
}

.why-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--deep-blue);
  margin-bottom: 10px;
}

.why-text {
  font-size: 0.9rem;
  color: var(--medium-gray);
  line-height: 1.7;
}

/* ---------- Process Section ---------- */
.process {
  background: linear-gradient(160deg, var(--deep-blue) 0%, #1b263b 100%);
  color: white;
}

.process .section-tag {
  color: var(--amber);
  background: rgba(224, 225, 221, 0.12);
}

.process .section-title {
  color: white;
}

.process .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 50px;
  left: 12%;
  right: 12%;
  height: 3px;
  background: rgba(255, 255, 255, 0.15);
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-number {
  width: 60px;
  height: 60px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, #778da9, #415a77);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: white;
  box-shadow: 0 4px 20px rgba(65, 90, 119, 0.4);
}

.process-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.process-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.process-desc {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
}

/* ---------- Counters Section ---------- */
.counters {
  background: linear-gradient(135deg, var(--blue-green), var(--deep-blue));
  padding: 60px 0;
  color: white;
}

.counters-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.counter-item {
  position: relative;
}

.counter-item::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(255, 255, 255, 0.2);
}

.counter-item:last-child::after {
  display: none;
}

.counter-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 900;
  color: var(--amber);
  line-height: 1;
}

.counter-label {
  font-size: 0.95rem;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* ---------- Testimonials ---------- */
.testimonials {
  background: var(--white);
}

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

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition-normal);
  position: relative;
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.testimonial-stars {
  color: var(--amber);
  font-size: 1rem;
  margin-bottom: 16px;
  display: flex;
  gap: 2px;
}

.testimonial-text {
  font-size: 1rem;
  color: var(--medium-gray);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-quote {
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 3rem;
  color: var(--primary-light);
  opacity: 0.3;
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-light), var(--blue-green));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.testimonial-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--deep-blue);
}

.testimonial-role {
  font-size: 0.82rem;
  color: var(--medium-gray);
  font-weight: 500;
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--blue-green), var(--deep-blue));
  padding: 70px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -5%;
  width: 300px;
  height: 300px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 50%;
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: white;
  margin-bottom: 12px;
}

.cta-text {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 32px;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  background: white;
  color: var(--deep-blue);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-lg);
  border: none;
  cursor: pointer;
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

/* ---------- FAQ Section ---------- */
.faq {
  background: var(--off-white);
}

.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item.active {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
}

.faq-question span {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--deep-blue);
  flex: 1;
}

.faq-toggle {
  width: 32px;
  height: 32px;
  background: rgba(65, 90, 119, 0.1);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--blue-green);
  transition: all var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
  background: var(--blue-green);
  color: white;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 0.95rem;
  color: var(--medium-gray);
  line-height: 1.8;
}

/* ---------- Contact Section ---------- */
.contact {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-card {
  background: var(--white);
  border: 1px solid var(--light-gray);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.contact-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--deep-blue);
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--light-gray);
}

.contact-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: rgba(65, 90, 119, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--blue-green);
  flex-shrink: 0;
}

.contact-info h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--deep-blue);
  margin-bottom: 4px;
}

.contact-info p {
  font-size: 0.92rem;
  color: var(--medium-gray);
}

.contact-info a {
  color: var(--blue-green);
  transition: color var(--transition-fast);
}

.contact-info a:hover {
  color: var(--orange);
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  padding: 4px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(65, 90, 119, 0.08);
  color: var(--blue-green);
  border: 1px solid rgba(65, 90, 119, 0.2);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  background: var(--blue-green);
  color: white;
}

.copy-btn.copied {
  background: #25d366;
  border-color: #25d366;
  color: white;
}

/* Map Placeholder */
.map-placeholder {
  border-radius: var(--radius-xl);
  overflow: hidden;
  height: 100%;
  min-height: 400px;
  background: linear-gradient(135deg, var(--bg-gradient-1), rgba(224, 225, 221, 0.15));
  border: 1px solid var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
  color: var(--medium-gray);
}

.map-placeholder-icon {
  font-size: 3rem;
  color: var(--primary-light);
}

.map-placeholder p {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--deep-blue);
  color: white;
  padding: 70px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: white;
}

.footer-logo span {
  color: var(--amber);
}

.footer-description {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
  margin-bottom: 20px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.footer-social {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition-normal);
}

.footer-social:hover {
  background: linear-gradient(135deg, var(--blue-green), var(--amber));
  transform: translateY(-3px);
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: white;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-link:hover {
  color: var(--amber);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-link {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

.footer-bottom-link:hover {
  color: var(--amber);
}

/* ---------- Visitor Counter ---------- */
.footer-visitor-counter {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 14px;
  border-radius: 30px;
  font-family: var(--font-heading);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all var(--transition-normal);
}

.footer-visitor-counter:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.visitor-pulse {
  width: 8px;
  height: 8px;
  background: #25d366;
  border-radius: var(--radius-full);
  box-shadow: 0 0 8px #25d366;
  animation: pulse 2s infinite;
}

.visitor-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.5px;
}

.visitor-count {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.5px;
}


/* ---------- Floating WhatsApp Button ---------- */
.floating-wa {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 9999;
}

.floating-wa-btn {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #25d366, #128c7e);
  color: white;
  font-size: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.45);
  transition: all var(--transition-normal);
  position: relative;
  border: none;
  cursor: pointer;
}

.floating-wa-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.55);
}

.floating-wa-btn::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  border: 2px solid rgba(37, 211, 102, 0.3);
  animation: waPulse 2s ease infinite;
}

@keyframes waPulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.5); opacity: 0; }
}

.floating-wa-tooltip {
  position: absolute;
  right: 72px;
  top: 50%;
  transform: translateY(-50%);
  background: white;
  color: var(--deep-blue);
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}
.floating-wa:hover .floating-wa-tooltip {
  opacity: 1;
  visibility: visible;
}

/* ---------- Back to Top Button ---------- */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--deep-blue);
  color: white;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  z-index: 9998;
  border: none;
  cursor: pointer;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--blue-green);
  transform: translateY(-4px);
}

/* ---------- Scroll Animations ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Staggered animation */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

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

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.6); opacity: 0.5; }
}

/* ---------- Toast Notification ---------- */
.toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--deep-blue);
  color: white;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 99999;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-visual {
    max-width: 500px;
    margin: 0 auto;
  }

  .hero-stat-1 {
    top: 0;
    right: -10px;
  }

  .hero-stat-2 {
    bottom: 15%;
    left: -10px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-experience-badge {
    bottom: -10px;
    right: -10px;
  }

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

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

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

  .process-timeline::before {
    display: none;
  }

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

  .counters-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .counter-item:nth-child(2)::after {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

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

  .section-title {
    font-size: 2.2rem;
  }
}

/* Mobile Large */
@media (max-width: 768px) {
  :root {
    --section-padding: 70px 0;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    z-index: 10000;
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .nav-link {
    font-size: 1.2rem;
    padding: 12px 24px;
  }

  .nav-wa-btn {
    margin-left: 0;
    font-size: 1rem;
    padding: 14px 28px;
  }

  .nav-hamburger {
    display: flex;
  }

  .hero-title {
    font-size: 2.6rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-stats-group {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    margin-top: 32px;
    width: 100%;
  }

  .hero-stat {
    position: static;
    display: flex;
    flex: 1 1 calc(50% - 16px);
    min-width: 160px;
    max-width: 100%;
    animation: none;
    box-shadow: var(--shadow-md);
  }

  .about-visual {
    display: none;
  }

  .about-features {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .products-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .products-toolbar {
    flex-direction: column;
  }

  .search-wrapper {
    flex: 1 1 100%;
    width: 100%;
  }

  .why-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .process-timeline {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

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

  .counter-item::after {
    display: none;
  }

  .counter-number {
    font-size: 2.2rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .footer-visitor-counter {
    margin: 8px 0;
  }

  .cta-title {
    font-size: 1.8rem;
  }

  .section-title {
    font-size: 1.9rem;
  }

  .section-subtitle {
    font-size: 1rem;
  }
}

/* Mobile Small */
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    justify-content: center;
  }

  .filter-btns {
    justify-content: center;
  }

  .hero-stat {
    flex: 1 1 100%;
  }
}

/* ---------- Utility Classes ---------- */
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }