/**
 * REVIVE AIR — Comprehensive Production Stylesheet
 * Brand Colors:
 * - Deep Blue: #0A4D8C
 * - Sky Blue: #3FA9F5
 * - Cyan: #7ED6DF
 * - White: #FFFFFF
 * - Light Gray: #E8ECEF
 */

:root {
  /* Brand Palette */
  --color-primary: #0A4D8C;
  --color-primary-dark: #06284B;
  --color-primary-deeper: #031528;
  --color-primary-light: #1664AF;
  --color-secondary: #3FA9F5;
  --color-secondary-light: #6EC1F8;
  --color-cyan: #7ED6DF;
  --color-cyan-light: #E5F9FC;
  --color-copper: #C87D55;
  --color-copper-light: #FBF2EC;
  
  /* Neutrals */
  --color-white: #FFFFFF;
  --color-bg: #F8FAFC;
  --color-bg-alt: #F1F5F9;
  --color-surface: #FFFFFF;
  --color-surface-hover: #F8FAFC;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;
  --color-text-main: #0F172A;
  --color-text-muted: #475569;
  --color-text-subtle: #64748B;
  
  /* WhatsApp & Signals */
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #20BD5A;
  --color-accent: #3FA9F5;
  --color-danger: #EF4444;
  
  /* Shadows & Elevations */
  --shadow-sm: 0 1px 3px rgba(10, 77, 140, 0.05), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(10, 77, 140, 0.07), 0 2px 4px -2px rgba(10, 77, 140, 0.04);
  --shadow-lg: 0 10px 25px -5px rgba(10, 77, 140, 0.08), 0 8px 10px -6px rgba(10, 77, 140, 0.03);
  --shadow-xl: 0 20px 35px -10px rgba(10, 77, 140, 0.12), 0 10px 15px -5px rgba(10, 77, 140, 0.05);
  --shadow-glow: 0 0 25px rgba(63, 169, 245, 0.25);
  --shadow-whatsapp: 0 8px 24px rgba(37, 211, 102, 0.35);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Fonts */
  --font-ar: 'Cairo', system-ui, -apple-system, sans-serif;
  --font-en: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-family: var(--font-ar);

  /* Header */
  --header-height: 80px;
  --container-max-width: 1240px;
}

/* LTR / English Font & Overrides */
[dir="ltr"] {
  --font-family: var(--font-en);
}

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

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Accessible outline */
:focus-visible {
  outline: 2.5px solid var(--color-secondary);
  outline-offset: 3px;
}

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

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

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

ul, ol {
  list-style: none;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section {
  padding-block: 5.5rem;
  position: relative;
}

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

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

.section-header {
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: 3.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  background-color: rgba(63, 169, 245, 0.12);
  color: var(--color-primary);
  margin-bottom: 1rem;
  border: 1px solid rgba(63, 169, 245, 0.25);
}

.badge-dark {
  background-color: rgba(126, 214, 223, 0.15);
  color: var(--color-cyan);
  border-color: rgba(126, 214, 223, 0.3);
}

.section-title {
  font-size: clamp(1.85rem, 3.2vw, 2.5rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-primary);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

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

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.section-dark .section-subtitle {
  color: rgba(255, 255, 255, 0.8);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.6rem;
  font-size: 0.975rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.2;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(10, 77, 140, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(10, 77, 140, 0.35);
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-primary);
  border: 1.5px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

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

.btn-whatsapp {
  background: linear-gradient(135deg, var(--color-whatsapp) 0%, #1ea950 100%);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #20bd5a 0%, #178e42 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
}

.btn-ghost-white {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(8px);
}

.btn-ghost-white:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--color-white);
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1.05rem 2.2rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

/* =====================================================================
   HEADER & TOP BAR
   ===================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
  background-color: rgba(255, 255, 255, 0.98);
}

/* Top Mini Bar */
.top-bar {
  background: linear-gradient(90deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.825rem;
  padding-block: 0.45rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.top-bar-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: color var(--transition-fast);
}

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

.top-bar-socials {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.top-social-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  margin-inline-end: 0.2rem;
}

.top-social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background-color: rgba(255, 255, 255, 0.16);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.top-social-link svg {
  transition: transform var(--transition-fast);
}

.top-social-link:hover {
  transform: translateY(-2px) scale(1.08);
}

.top-social-link:hover svg {
  transform: scale(1.1);
}

.top-social-link.social-link-ig:hover {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(214, 36, 159, 0.5);
}

.top-social-link.social-link-fb:hover {
  background: #1877F2;
  border-color: #1877F2;
  box-shadow: 0 4px 14px rgba(24, 119, 242, 0.5);
}

.top-social-link.social-link-tt:hover {
  background: #000000;
  border-color: #00f2fe;
  box-shadow: 0 4px 14px rgba(0, 242, 254, 0.4), 0 0 8px rgba(254, 44, 85, 0.5);
}

/* Main Nav Bar */
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 1.5rem;
}

/* Brand Logo */
.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-logo-img {
  height: 56px;
  max-height: 60px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(10, 77, 140, 0.08));
  transition: transform var(--transition-normal);
}

.brand-link:hover .brand-logo-img {
  transform: scale(1.03);
}

.brand-text-block {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--color-primary);
  line-height: 1.1;
}

.brand-name span {
  color: var(--color-secondary);
}

.brand-sub {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-subtle);
  letter-spacing: 0.02em;
}

/* Navigation Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-muted);
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  inset-inline: 50%;
  height: 2px;
  background-color: var(--color-secondary);
  transition: all var(--transition-fast);
  border-radius: 2px;
}

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

.nav-link:hover::after, .nav-link.active::after {
  inset-inline: 0;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  background-color: var(--color-white);
  transition: all var(--transition-fast);
}

.lang-btn:hover {
  border-color: var(--color-secondary);
  background-color: var(--color-bg);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
}

.hamburger-icon {
  width: 24px;
  height: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2.5px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* =====================================================================
   HERO SECTION (COSMIC BANNER BACKGROUND & LUXURY THEME)
   ===================================================================== */
.hero-section {
  position: relative;
  background-color: #020817;
  background-image: 
    radial-gradient(circle at 80% 25%, rgba(63, 169, 245, 0.22) 0%, transparent 55%),
    radial-gradient(circle at 20% 75%, rgba(126, 214, 223, 0.15) 0%, transparent 45%),
    linear-gradient(135deg, rgba(2, 8, 23, 0.94) 0%, rgba(3, 12, 28, 0.82) 48%, rgba(2, 8, 23, 0.65) 100%),
    url('../images/hero/hero-banner.png');
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  padding-top: 5rem;
  padding-bottom: 6rem;
  overflow: hidden;
  color: #FFFFFF;
}

html[dir="rtl"] .hero-section {
  background-image: 
    linear-gradient(270deg, rgba(2, 8, 23, 0.95) 0%, rgba(3, 12, 28, 0.85) 50%, rgba(2, 8, 23, 0.5) 100%),
    url('../images/hero/hero-banner.png');
}

html[dir="ltr"] .hero-section {
  background-image: 
    linear-gradient(90deg, rgba(2, 8, 23, 0.95) 0%, rgba(3, 12, 28, 0.85) 50%, rgba(2, 8, 23, 0.5) 100%),
    url('../images/hero/hero-banner.png');
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

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

.hero-section .badge {
  background: rgba(63, 169, 245, 0.16);
  color: #7ED6DF;
  border: 1px solid rgba(126, 214, 223, 0.35);
  backdrop-filter: blur(8px);
}

.hero-headline {
  font-size: clamp(2.1rem, 3.8vw, 3.25rem);
  font-weight: 800;
  line-height: 1.22;
  color: #FFFFFF;
  margin-block: 1rem 1.25rem;
  letter-spacing: -0.015em;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.5);
}

.hero-headline .highlight-blue {
  color: #3FA9F5;
  background: linear-gradient(135deg, #7ED6DF 0%, #3FA9F5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtext {
  font-size: 1.15rem;
  color: #CBD5E1;
  line-height: 1.75;
  margin-bottom: 1.5rem;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
}

.hero-target-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-inline-start: 3.5px solid var(--color-secondary);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.925rem;
  font-weight: 600;
  color: #E2E8F0;
  backdrop-filter: blur(10px);
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.75rem;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat-card {
  display: flex;
  flex-direction: column;
}

.hero-stat-num {
  font-size: 1.85rem;
  font-weight: 800;
  color: #3FA9F5;
  line-height: 1.1;
  font-feature-settings: "tnum";
  text-shadow: 0 0 20px rgba(63, 169, 245, 0.45);
}

.hero-stat-desc {
  font-size: 0.825rem;
  color: #94A3B8;
  line-height: 1.45;
  margin-top: 0.35rem;
}

/* Hero Showcase Card with Banner */
.hero-visual-card {
  position: relative;
  background: rgba(8, 25, 55, 0.6);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6), 0 0 35px rgba(63, 169, 245, 0.2);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.18);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hero-visual-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 30px 60px -10px rgba(0, 0, 0, 0.7), 0 0 45px rgba(63, 169, 245, 0.3);
}

.hero-showcase-header {
  text-align: center;
  margin-bottom: 1rem;
}

.slogan-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #7ED6DF;
  text-transform: uppercase;
  background: rgba(63, 169, 245, 0.12);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(126, 214, 223, 0.3);
}

.hero-banner-preview-box {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.45);
}

.hero-banner-showcase-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

.hero-visual-card:hover .hero-banner-showcase-img {
  transform: scale(1.025);
}

.schematic-badges {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-top: 1.25rem;
}

.schematic-badge-item {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.schematic-badge-item:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(126, 214, 223, 0.4);
}

.schematic-badge-item svg {
  flex-shrink: 0;
  color: var(--color-cyan);
}

.schematic-badge-text {
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.35;
  color: rgba(255, 255, 255, 0.95);
}

/* =====================================================================
   ABOUT / FOUNDER SECTION (STRICTLY ENGLISH & EXECUTIVE LEADERSHIP)
   ===================================================================== */
.founder-section {
  direction: ltr !important;
  text-align: left !important;
  font-family: var(--font-en);
}

.founder-section .badge {
  font-family: var(--font-en);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.founder-section .section-title {
  font-family: var(--font-en);
  letter-spacing: -0.02em;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.founder-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-block: 1rem 1.25rem;
}

.founder-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.founder-meta-item svg {
  color: var(--color-secondary);
  flex-shrink: 0;
}

.founder-section .about-text .lead {
  font-family: var(--font-en);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.7;
}

.founder-section .about-text p {
  font-family: var(--font-en);
  color: var(--color-text-muted);
  line-height: 1.75;
}

.founder-section .about-feature-card h4 {
  font-family: var(--font-en);
  font-weight: 700;
}

.founder-section .about-feature-card p {
  font-family: var(--font-en);
  line-height: 1.6;
}

/* =====================================================================
   ABOUT SECTION
   ===================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.about-text .lead {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.about-text p {
  font-size: 1.025rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.about-feature-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.about-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-secondary);
}

.feature-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(63, 169, 245, 0.12);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.about-feature-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.about-feature-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* =====================================================================
   SERVICES SECTION (MAIN HVAC)
   ===================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(63, 169, 245, 0.5);
}

/* High Priority AC Copper Piping Highlight */
.service-card.priority-service {
  border: 2px solid var(--color-primary);
  background: linear-gradient(180deg, #FFFFFF 0%, #F5F9FD 100%);
  box-shadow: 0 10px 30px rgba(10, 77, 140, 0.08);
}

.service-card.priority-service::before {
  content: '';
  position: absolute;
  top: 0;
  inset-inline: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--color-copper) 0%, var(--color-secondary) 100%);
}

.service-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.service-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: rgba(10, 77, 140, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.priority-service .service-icon-box {
  background: var(--color-copper-light);
  color: var(--color-copper);
}

.service-badge {
  font-size: 0.775rem;
  font-weight: 700;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background-color: rgba(10, 77, 140, 0.08);
  color: var(--color-primary);
}

.priority-service .service-badge {
  background-color: var(--color-copper-light);
  color: #9C552D;
  border: 1px solid rgba(200, 125, 85, 0.3);
}

.service-card-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.service-card-desc {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-scope-box {
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.service-scope-box h5 {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.service-scope-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.service-scope-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.885rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.service-scope-list li svg {
  flex-shrink: 0;
  color: var(--color-secondary);
  margin-top: 0.2rem;
}

.service-card-footer {
  margin-top: auto;
}

/* =====================================================================
   WATER FILTRATION SERVICES (DISTINCT CATEGORY)
   ===================================================================== */
.water-section {
  background: radial-gradient(circle at 10% 20%, rgba(126, 214, 223, 0.2) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(63, 169, 245, 0.15) 0%, transparent 45%),
              linear-gradient(180deg, #F0F9FB 0%, #E6F5F8 100%);
  border-block: 1px solid rgba(126, 214, 223, 0.4);
}

.water-section .badge {
  background-color: rgba(126, 214, 223, 0.3);
  color: #065B66;
  border-color: rgba(126, 214, 223, 0.6);
}

.water-section .section-title {
  color: #064E5B;
}

.water-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.water-card {
  background-color: var(--color-white);
  border: 1px solid rgba(126, 214, 223, 0.5);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  box-shadow: 0 4px 15px rgba(6, 91, 102, 0.05);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.water-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-cyan);
  box-shadow: 0 10px 25px rgba(6, 91, 102, 0.1);
}

.water-card-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: var(--color-cyan-light);
  color: #0B7C8C;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.water-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #064E5B;
  margin-bottom: 0.75rem;
}

.water-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.water-cta-box {
  text-align: center;
  max-width: 650px;
  margin-inline: auto;
  background-color: var(--color-white);
  border: 1.5px solid var(--color-cyan);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: var(--shadow-md);
}

.water-cta-box p {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

/* =====================================================================
   WHY CHOOSE US SECTION
   ===================================================================== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.why-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
}

.why-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.why-number {
  font-size: 2.25rem;
  font-weight: 900;
  color: rgba(10, 77, 140, 0.08);
  position: absolute;
  top: 1.5rem;
  inset-inline-end: 1.5rem;
  line-height: 1;
}

.why-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(63, 169, 245, 0.1);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.why-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.65rem;
}

.why-card p {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* =====================================================================
   PORTFOLIO & PROJECTS SECTION
   ===================================================================== */
.portfolio-filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.885rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-btn.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(10, 77, 140, 0.2);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.project-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(63, 169, 245, 0.4);
}

/* Project Media Placeholder Area */
.project-media-wrap {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #0A4D8C 0%, #06284B 100%);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
  color: var(--color-white);
  overflow: hidden;
}

.project-media-wrap.has-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.project-card:hover .project-media-wrap.has-image img {
  transform: scale(1.04);
}

/* Blueprint / Placeholder Texture */
.placeholder-schematic {
  width: 52px;
  height: 52px;
  color: var(--color-cyan);
  margin-bottom: 0.85rem;
  opacity: 0.9;
}

.placeholder-badge {
  font-size: 0.825rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.15);
  border: 1px dashed rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(4px);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.45rem;
  color: #FFFFFF;
}

.placeholder-path-hint {
  font-size: 0.675rem;
  font-family: monospace;
  direction: ltr;
  color: rgba(255, 255, 255, 0.65);
  background: rgba(0, 0, 0, 0.25);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-top: 0.35rem;
  max-width: 90%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.75rem;
}

.project-tag {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
}

.project-tag.tag-location {
  background-color: rgba(63, 169, 245, 0.1);
  color: var(--color-primary);
}

.project-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.4;
  margin-bottom: 0.65rem;
}

.project-desc {
  font-size: 0.885rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  margin-top: auto;
}

.project-year {
  font-size: 0.8rem;
  color: var(--color-text-subtle);
}

.portfolio-disclaimer-box {
  background-color: rgba(10, 77, 140, 0.04);
  border: 1px dashed var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  text-align: center;
  font-size: 0.885rem;
  color: var(--color-text-muted);
}

/* =====================================================================
   VIDEO GALLERY SECTION
   ===================================================================== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.video-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.video-thumb-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #0A4D8C 0%, #031528 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.video-play-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform var(--transition-normal), background var(--transition-fast);
}

.video-thumb-wrap:hover .video-play-btn {
  transform: scale(1.1);
  background: var(--color-secondary);
  color: var(--color-white);
}

.video-card-body {
  padding: 1.25rem 1.5rem;
}

.video-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.video-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

.video-notice-banner {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: var(--shadow-lg);
}

.video-notice-text h4 {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.video-notice-text p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
}

/* =====================================================================
   WORK PROCESS SECTION
   ===================================================================== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.process-step-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: all var(--transition-normal);
}

.process-step-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.process-step-num {
  font-size: 1.85rem;
  font-weight: 900;
  color: var(--color-secondary);
  margin-bottom: 0.85rem;
  line-height: 1;
}

.process-step-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.65rem;
}

.process-step-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.process-pricing-alert {
  background-color: rgba(63, 169, 245, 0.08);
  border: 1px solid rgba(63, 169, 245, 0.25);
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  text-align: center;
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* =====================================================================
   SERVICE AREAS SECTION
   ===================================================================== */
.coverage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.coverage-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.coverage-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.coverage-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(10, 77, 140, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.coverage-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.coverage-card p {
  font-size: 0.885rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.coverage-notice-box {
  background: var(--color-white);
  border: 1.5px solid var(--color-primary-light);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: var(--shadow-md);
}

.coverage-notice-text {
  font-size: 0.975rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* =====================================================================
   FAQ SECTION
   ===================================================================== */
.faq-accordion-wrap {
  max-width: 860px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.faq-item:hover {
  border-color: rgba(63, 169, 245, 0.5);
}

.faq-header-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  text-align: start;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  background: none;
}

.faq-icon-chevron {
  width: 22px;
  height: 22px;
  color: var(--color-secondary);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.active .faq-icon-chevron {
  transform: rotate(180deg);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth), padding var(--transition-fast);
  padding-inline: 1.5rem;
}

.faq-item.active .faq-body {
  max-height: 400px;
  padding-bottom: 1.5rem;
}

.faq-body p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* =====================================================================
   CONTACT & QUOTATION SECTION
   ===================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3rem;
  align-items: start;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-channel-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.contact-channel-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-secondary);
}

.contact-channel-card.highlight-whatsapp {
  border: 1.5px solid var(--color-whatsapp);
  background: linear-gradient(180deg, #FFFFFF 0%, #F5FBF7 100%);
}

.channel-card-top {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.channel-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(10, 77, 140, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.highlight-whatsapp .channel-icon {
  background: rgba(37, 211, 102, 0.15);
  color: var(--color-whatsapp);
}

.channel-card-top h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
}

.channel-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

/* Contact Section Social Channels Grid */
.social-channels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin-top: 1.25rem;
}

.social-platform-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.15rem;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  text-decoration: none;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.platform-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-normal);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
}

.platform-icon-wrap.ig-bg {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
}

.platform-icon-wrap.fb-bg {
  background: #1877F2;
}

.platform-icon-wrap.tt-bg {
  background: #010101;
  border: 1px solid rgba(0, 242, 254, 0.4);
}

.platform-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.platform-name {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
}

.platform-handle {
  font-size: 0.825rem;
  color: var(--color-text-subtle);
  font-family: var(--font-en);
  font-weight: 600;
  margin-top: 0.2rem;
}

.platform-arrow {
  color: var(--color-text-subtle);
  transition: transform var(--transition-normal), color var(--transition-normal);
}

.social-platform-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.social-platform-card:hover .platform-icon-wrap {
  transform: scale(1.08) rotate(3deg);
}

.social-platform-card:hover .platform-arrow {
  color: var(--color-secondary);
  transform: translateX(4px);
}

html[dir="rtl"] .social-platform-card:hover .platform-arrow {
  transform: translateX(-4px);
}

.social-card-instagram:hover {
  border-color: #d6249f;
  box-shadow: 0 8px 24px rgba(214, 36, 159, 0.18);
}

.social-card-facebook:hover {
  border-color: #1877F2;
  box-shadow: 0 8px 24px rgba(24, 119, 242, 0.18);
}

.social-card-tiktok:hover {
  border-color: #000000;
  box-shadow: 0 8px 24px rgba(0, 242, 254, 0.2);
}

/* Fallback for inline buttons */
.social-links-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-top: 1rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
  background-color: var(--color-white);
  transition: all var(--transition-fast);
}

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

/* Quotation Request Form */
.quote-form-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.quote-form-header {
  margin-bottom: 2rem;
}

.quote-form-header h3 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.quote-form-header p {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.quote-form {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-label {
  font-size: 0.885rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.15rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-secondary);
  background-color: var(--color-white);
  box-shadow: 0 0 0 3px rgba(63, 169, 245, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.form-feedback {
  font-size: 0.825rem;
  color: var(--color-danger);
  display: none;
}

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

.form-disclaimer {
  font-size: 0.825rem;
  color: var(--color-text-subtle);
  line-height: 1.5;
  background-color: var(--color-bg);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border-inline-start: 3px solid var(--color-secondary);
}

/* =====================================================================
   FOOTER
   ===================================================================== */
.site-footer {
  background-color: var(--color-primary-deeper);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.35fr 0.8fr 0.8fr 1.05fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.footer-brand-bio {
  font-size: 0.925rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
  margin-block: 1rem 1.5rem;
}

/* Footer Social Hub */
.footer-social-hub {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-social-title {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0.85rem;
  letter-spacing: 0.02em;
}

.footer-social-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.footer-social-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #FFFFFF;
  text-decoration: none;
  font-size: 0.825rem;
  font-weight: 700;
  font-family: var(--font-en);
  backdrop-filter: blur(8px);
  transition: all var(--transition-normal);
}

.footer-social-pill:hover {
  transform: translateY(-2px);
}

.footer-social-pill.pill-ig:hover {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(214, 36, 159, 0.45);
}

.footer-social-pill.pill-fb:hover {
  background: #1877F2;
  border-color: #1877F2;
  box-shadow: 0 4px 14px rgba(24, 119, 242, 0.45);
}

.footer-social-pill.pill-tt:hover {
  background: #000000;
  border-color: #00f2fe;
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.45), 0 0 6px rgba(254, 44, 85, 0.5);
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-link {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

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

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.925rem;
  margin-bottom: 0.75rem;
}

.footer-contact-item svg {
  color: var(--color-cyan);
  flex-shrink: 0;
}

.footer-notice-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.825rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.5;
  margin-top: 1.25rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-block: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.55);
}

/* =====================================================================
   PERSISTENT FLOATING WHATSAPP & BACK TO TOP
   ===================================================================== */
.floating-actions {
  position: fixed;
  bottom: 2rem;
  inset-inline-end: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
  z-index: 999;
}

.floating-whatsapp-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366 0%, #1ea950 100%);
  color: var(--color-white);
  box-shadow: var(--shadow-whatsapp);
  transition: all var(--transition-normal);
  position: relative;
}

.floating-whatsapp-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

.floating-whatsapp-btn::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--color-whatsapp);
  opacity: 0.6;
  animation: pulse-ring 2.5s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 0; }
  100% { transform: scale(1.2); opacity: 0; }
}

.back-to-top-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
}

.back-to-top-btn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* =====================================================================
   ACCESSIBLE MODAL / LIGHTBOX
   ===================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(3, 21, 40, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  position: relative;
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.modal-overlay.open .modal-dialog {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  inset-inline-end: 1.25rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: rgba(0, 0, 0, 0.08);
  color: var(--color-text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 10;
}

.modal-close-btn:hover {
  background-color: var(--color-danger);
  color: var(--color-white);
}

.modal-body {
  padding: 2rem;
}

/* =====================================================================
   RESPONSIVE DESIGN (BREAKPOINTS)
   ===================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .water-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .coverage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .section {
    padding-block: 4rem;
  }
  
  .top-bar-left {
    display: none;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    inset-inline: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    box-shadow: var(--shadow-xl);
    border-bottom: 1px solid var(--color-border);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 350ms ease-in-out, opacity 250ms ease;
    align-items: stretch;
  }
  
  .nav-menu.open {
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    opacity: 1;
  }
  
  .nav-link {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
  }
  
  .nav-link:hover {
    background-color: var(--color-bg);
  }

  .nav-actions .btn-sm {
    display: none;
  }
  
  .hero-stats-row {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .about-cards-grid {
    grid-template-columns: 1fr;
  }
  
  .water-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

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

  .coverage-notice-box {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .video-notice-banner {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .floating-actions {
    bottom: 1.25rem;
    inset-inline-end: 1.25rem;
  }
  
  .floating-whatsapp-btn {
    width: 54px;
    height: 54px;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}