/* ==========================================================================
   AP ENTERPRISES - PREMIER INVISIBLE GRILLS & SAFETY SOLUTIONS
   Kochi, Kerala • Mobile-First Responsive Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Logo-Derived Brand Colors */
  --color-primary: #121417;          /* Matte Obsidian / Deep Charcoal from AP lettermark */
  --color-primary-light: #1e2229;    /* Elevated Slate Dark */
  --color-primary-dark: #0a0b0d;     /* Deepest Midnight Base */
  
  --color-gold: #d99b26;             /* Signature Warm Architectural Gold from Logo Stripe */
  --color-gold-hover: #eaa938;       /* Bright Warm Gold Hover */
  --color-gold-dark: #b57e19;        /* Rich Bronze Gold */
  --color-gold-subtle: rgba(217, 155, 38, 0.12); /* Subtle Gold Tint */
  --color-gold-glow: rgba(217, 155, 38, 0.25);

  --color-text-main: #0f172a;        /* High Contrast Dark Typography */
  --color-text-muted: #475569;       /* Professional Body Tone */
  --color-text-light: #94a3b8;       /* Subtle Secondary Elements */
  
  --color-bg-body: #f8fafc;          /* Crisp Architectural Off-White */
  --color-bg-card: #ffffff;          /* Pure Card White */
  --color-bg-subtle: #f1f5f9;        /* Light Grey Foundation */
  --color-bg-dark: #101216;          /* Premium Dark Section Backdrop */
  --color-bg-dark-card: #181b22;     /* Dark Mode Cards */

  --color-border: #e2e8f0;          /* Clean Structural Hairline */
  --color-border-dark: #272c36;     /* Dark Section Borders */
  
  --color-success: #10b981;
  --color-whatsapp: #25d366;
  --color-whatsapp-dark: #128c7e;

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Radii & Shadows */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-gold: 0 10px 25px -5px rgba(217, 155, 38, 0.3);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-smooth: 350ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Heights */
  --header-height: 72px;
  --bottom-bar-height: 64px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-body);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  padding-bottom: var(--bottom-bar-height); /* Prevent mobile action bar overlapping */
}

@media (min-width: 1024px) {
  body {
    padding-bottom: 0; /* No bottom bar on desktop */
  }
}

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

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

button, input, select, textarea {
  font: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

p {
  color: var(--color-text-muted);
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

@media (min-width: 768px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

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

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

.brand-logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  aspect-ratio: auto;
}

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

.brand-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold);
}

/* Desktop Nav */
.desktop-nav {
  display: none;
}

@media (min-width: 1024px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
  }

  .nav-link {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-muted);
    position: relative;
    padding: 0.5rem 0;
  }

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

  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width var(--transition-base);
  }

  .nav-link:hover::after, .nav-link.active::after {
    width: 100%;
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
  }
}

/* Mobile Header Hamburger */
.mobile-nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 10px;
}

.mobile-nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}

.mobile-nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.mobile-nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (min-width: 1024px) {
  .mobile-nav-toggle {
    display: none;
  }
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background: #ffffff;
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  overflow-y: auto;
  border-top: 1px solid var(--color-border);
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-link {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  padding: 0.85rem 0.5rem;
  border-bottom: 1px solid var(--color-bg-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-link:hover, .mobile-link.active {
  color: var(--color-gold);
}

.mobile-drawer-footer {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-contact-pill {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   BUTTONS & CTAs
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 1.65rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  min-height: 48px; /* Mobile touch accessibility */
}

.btn-primary {
  background-color: var(--color-gold);
  color: #ffffff;
  border-color: var(--color-gold);
  box-shadow: 0 4px 14px rgba(217, 155, 38, 0.35);
}

.btn-primary:hover {
  background-color: var(--color-gold-hover);
  border-color: var(--color-gold-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-dark {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

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

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

.btn-outline:hover {
  background-color: var(--color-bg-subtle);
  border-color: var(--color-primary);
}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #ffffff;
  border-color: var(--color-whatsapp);
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-dark);
  border-color: var(--color-whatsapp-dark);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  min-height: 38px;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   MOBILE BOTTOM ACTION BAR (MANDATORY RULE 8)
   ========================================================================== */
.mobile-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: var(--bottom-bar-height);
  background: #ffffff;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 998;
  padding: 0.4rem 0.5rem;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.08);
}

@media (min-width: 1024px) {
  .mobile-bottom-bar {
    display: none;
  }
}

.bottom-bar-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-size: 0.72rem;
  font-weight: 700;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.4rem 0.2rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  min-height: 48px;
  text-decoration: none;
}

.bottom-bar-btn svg {
  width: 20px;
  height: 20px;
}

.bottom-bar-btn.call-btn {
  color: var(--color-primary);
}

.bottom-bar-btn.whatsapp-btn {
  color: var(--color-whatsapp);
}

.bottom-bar-btn.quote-btn {
  background: var(--color-gold);
  color: #ffffff;
  border-radius: var(--radius-md);
  margin-left: 0.25rem;
}

/* Floating WhatsApp Button (Rule 38) */
.floating-whatsapp {
  position: fixed;
  bottom: calc(var(--bottom-bar-height) + 16px);
  right: 18px;
  width: 56px;
  height: 56px;
  background-color: var(--color-whatsapp);
  color: #ffffff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  z-index: 990;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.floating-whatsapp svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

@media (min-width: 1024px) {
  .floating-whatsapp {
    bottom: 28px;
    right: 28px;
    width: 60px;
    height: 60px;
  }
}

/* ==========================================================================
   HERO SECTION (MANDATORY RULE 10 & 11)
   ========================================================================== */
.hero-section {
  position: relative;
  padding-top: 2rem;
  padding-bottom: 3.5rem;
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg-body) 100%);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

@media (min-width: 1024px) {
  .hero-section {
    padding-top: 4rem;
    padding-bottom: 5.5rem;
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
  }
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--color-gold-subtle);
  color: var(--color-gold-dark);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.hero-label::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-gold);
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

.hero-subtitle {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-gold-dark);
  line-height: 1.4;
  margin-bottom: 1rem;
}

.hero-desc {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

@media (min-width: 480px) {
  .hero-cta-group {
    flex-direction: row;
    align-items: center;
  }
}

.hero-image-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 16px 36px -6px rgba(0, 0, 0, 0.16);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-subtle);
  width: 100%;
}

.hero-img {
  width: 100%;
  height: auto;
  min-height: 420px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-smooth);
}

@media (min-width: 640px) {
  .hero-img {
    min-height: 480px;
    aspect-ratio: 16 / 11;
  }
}

@media (min-width: 768px) {
  .hero-img {
    min-height: 520px;
    aspect-ratio: 16 / 11;
  }
}

@media (min-width: 1024px) {
  .hero-img {
    min-height: 580px;
    aspect-ratio: 16 / 11;
  }
}

.hero-image-wrap:hover .hero-img {
  transform: scale(1.02);
}

/* Hidden Matter / Overlay on image per user request */
.hero-badge-overlay {
  display: none !important;
}

/* ==========================================================================
   TRUST STRIP (RULE 12)
   ========================================================================== */
.trust-strip {
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
  padding: 1.25rem 0;
}

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

@media (min-width: 768px) {
  .trust-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
}

.trust-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-gold-subtle);
  color: var(--color-gold-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-title {
  font-size: 0.88rem;
  font-weight: 700;
  font-family: var(--font-heading);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ==========================================================================
   SOLUTION CATEGORIES (RULE 13)
   ========================================================================== */
.section {
  padding: 3.5rem 0;
}

@media (min-width: 1024px) {
  .section {
    padding: 5rem 0;
  }
}

.section-dark {
  background-color: var(--color-bg-dark);
  color: #ffffff;
}

.section-dark h2, .section-dark h3 {
  color: #ffffff;
}

.section-dark p {
  color: var(--color-text-light);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3rem auto;
}

.section-kicker {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.5rem;
  }
}

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

/* 4 Big Solution Cards */
.solution-blocks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .solution-blocks-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.solution-card {
  position: relative;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.solution-card-img-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  min-height: 250px;
  overflow: hidden;
  background-color: var(--color-bg-subtle);
}

.solution-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.solution-card:hover .solution-card-img {
  transform: scale(1.05);
}

.solution-number {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  background: rgba(18, 20, 23, 0.85);
  color: var(--color-gold);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
}

.solution-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.solution-card-title {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
}

.solution-card-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.solution-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-gold-dark);
}

.solution-card-link:hover {
  color: var(--color-gold-hover);
}

/* ==========================================================================
   FEATURED SERVICES & SERVICE CARDS (RULE 14 & 15)
   ========================================================================== */
.filter-tabs-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-full);
  background: #ffffff;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.service-card-img-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  min-height: 250px;
  overflow: hidden;
  background-color: var(--color-bg-subtle);
}

.service-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.service-card:hover .service-card-img {
  transform: scale(1.05);
}

.service-category-tag {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  background: rgba(18, 20, 23, 0.85);
  color: #ffffff;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
}

.service-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
  color: var(--color-primary);
}

.service-card-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.service-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--color-bg-subtle);
}

.service-card-action {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-gold-dark);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* ==========================================================================
   VISUAL APPLICATIONS GRID (RULE 62)
   ========================================================================== */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .applications-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .applications-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
  }
}

.app-tile {
  position: relative;
  aspect-ratio: 3 / 4;
  min-height: 220px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: flex-end;
  padding: 1rem 0.85rem;
  text-decoration: none;
}

@media (min-width: 768px) {
  .app-tile {
    aspect-ratio: 4 / 5;
    min-height: 250px;
    padding: 1.25rem 1rem;
  }
}

@media (min-width: 1024px) {
  .app-tile {
    aspect-ratio: 3 / 4;
    min-height: 270px;
  }
}

.app-tile-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.app-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(10, 11, 13, 0.45) 65%, rgba(10, 11, 13, 0.88) 100%);
  transition: opacity var(--transition-base);
}

.app-tile:hover .app-tile-img {
  transform: scale(1.08);
}

.app-tile:hover::after {
  opacity: 0.95;
}

.app-tile-content {
  position: relative;
  z-index: 2;
  color: #ffffff;
}

.app-tile-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
  color: #ffffff;
}

@media (min-width: 768px) {
  .app-tile-title {
    font-size: 1.05rem;
  }
}

.app-tile-sub {
  font-size: 0.68rem;
  color: var(--color-gold);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   HOW IT WORKS PROCESS TIMELINE (RULE 26)
   ========================================================================== */
.process-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  position: relative;
}

@media (min-width: 768px) {
  .process-timeline {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .process-timeline {
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
  }
}

.process-step {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem;
  position: relative;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

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

.process-step-num {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.process-step-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.process-step-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

/* ==========================================================================
   VIDEO SHOWCASE (RULE 21, 22, 23)
   ========================================================================== */
.video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .video-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.video-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.video-player-wrap {
  position: relative;
  background: #000000;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.video-player-wrap.vertical {
  aspect-ratio: 9 / 16;
  max-height: 480px;
}

.video-player-wrap video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.35);
  cursor: pointer;
  transition: background var(--transition-base);
}

.video-card:hover .video-play-overlay {
  background: rgba(0, 0, 0, 0.15);
}

.play-circle {
  width: 54px;
  height: 54px;
  background: var(--color-gold);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(217, 155, 38, 0.5);
  transition: transform var(--transition-base);
}

.video-card:hover .play-circle {
  transform: scale(1.15);
}

.video-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.video-tag {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-gold-dark);
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

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

.video-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   AREA SEARCH & DIRECTORY (RULE 29, 30, 34)
   ========================================================================== */
.area-search-wrap {
  max-width: 560px;
  margin: 0 auto 2.5rem auto;
  position: relative;
}

.area-search-input {
  width: 100%;
  padding: 1rem 1.25rem 1rem 3.25rem;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: #ffffff;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.area-search-input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 4px var(--color-gold-subtle);
}

.area-search-icon {
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-light);
}

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

@media (min-width: 640px) {
  .areas-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

.area-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  text-align: center;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.area-card:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.area-pin-icon {
  color: var(--color-gold);
  margin-bottom: 0.5rem;
}

.area-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

.area-card-sub {
  font-size: 0.75rem;
  color: var(--color-text-light);
}

/* ==========================================================================
   FAQ ACCORDION (RULE 40)
   ========================================================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.open {
  border-color: var(--color-gold);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  background: transparent;
  border: none;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  text-align: left;
  cursor: pointer;
  gap: 1rem;
}

.faq-toggle-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-gold);
  transition: transform var(--transition-base);
}

.faq-item.open .faq-toggle-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth);
  padding: 0 1.25rem;
}

.faq-item.open .faq-answer {
  padding-bottom: 1.25rem;
}

.faq-answer p {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   QUOTE FORM & CONTACT (RULE 36 & 37)
   ========================================================================== */
.quote-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-lg);
  max-width: 680px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .quote-card {
    padding: 2.75rem;
  }
}

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

@media (min-width: 640px) {
  .form-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-full {
    grid-column: span 2;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--font-heading);
  color: var(--color-primary);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-body);
  color: var(--color-text-main);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px var(--color-gold-subtle);
  background: #ffffff;
}

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

/* ==========================================================================
   BREADCRUMBS (RULE 49)
   ========================================================================== */
.breadcrumb-nav {
  padding: 1rem 0;
  background: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  font-size: 0.82rem;
  flex-wrap: wrap;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-light);
}

.breadcrumb-item a {
  color: var(--color-text-muted);
}

.breadcrumb-item a:hover {
  color: var(--color-gold-dark);
}

.breadcrumb-item.active {
  color: var(--color-primary);
  font-weight: 600;
}

/* ==========================================================================
   INNER SERVICE PAGE SPECIFICS (RULE 17)
   ========================================================================== */
.service-hero {
  padding: 3rem 0;
  background: linear-gradient(180deg, #ffffff 0%, var(--color-bg-body) 100%);
  border-bottom: 1px solid var(--color-border);
}

.service-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .service-hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
  }
}

.service-details-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 3rem;
}

@media (min-width: 1024px) {
  .service-details-grid {
    grid-template-columns: 2fr 1fr;
  }
}

.service-main-content {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.content-block {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
}

.content-block h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.content-block h3 {
  font-size: 1.25rem;
  margin: 1.5rem 0 0.75rem 0;
}

.benefits-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  list-style: none;
  margin-top: 1.25rem;
}

@media (min-width: 640px) {
  .benefits-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: var(--color-bg-body);
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.benefit-icon {
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
}

/* ==========================================================================
   FOOTER & WATERMARK (RULE 41 & 42)
   ========================================================================== */
.site-footer {
  background-color: var(--color-bg-dark);
  color: #ffffff;
  padding-top: 4.5rem;
  border-top: 1px solid var(--color-border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1.2fr;
    gap: 2rem;
  }
}

.footer-brand-logo {
  height: 52px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1.25rem;
  background: #ffffff;
  padding: 6px;
  border-radius: var(--radius-sm);
}

.footer-desc {
  font-size: 0.88rem;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--color-text-light);
}

.footer-links a:hover {
  color: var(--color-gold);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--color-text-light);
  margin-bottom: 0.85rem;
}

.footer-contact-item svg {
  color: var(--color-gold);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-bottom {
  border-top: 1px solid var(--color-border-dark);
  padding: 1.75rem 0;
  text-align: center;
}

.footer-copyright {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.developer-watermark {
  font-size: 0.78rem;
  color: #64748b;
  margin-top: 0.4rem;
}

.developer-watermark a {
  color: var(--color-gold);
  font-weight: 600;
}

.developer-watermark a:hover {
  text-decoration: underline;
  color: var(--color-gold-hover);
}

/* ==========================================================================
   VIDEO MODAL (LIGHT DISMISS ACCESSIBLE)
   ========================================================================== */
.video-modal {
  position: fixed;
  inset: 0;
  background: rgba(10, 11, 13, 0.9);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.video-modal.open {
  display: flex;
}

.video-modal-content {
  position: relative;
  width: 100%;
  max-width: 900px;
  background: #000000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.video-modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, 0.6);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: background var(--transition-fast);
}

.video-modal-close:hover {
  background: var(--color-gold);
}

.video-modal-video {
  width: 100%;
  max-height: 80vh;
  display: block;
}

/* Success toast */
.toast-msg {
  position: fixed;
  bottom: 80px;
  right: 20px;
  background: var(--color-primary);
  color: #ffffff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-gold);
  box-shadow: var(--shadow-xl);
  z-index: 3000;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-base);
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* ==========================================================================
   WHY TO CHOOSE INVISIBLE GRILL (3-COLUMN SPECIFICATION & FEATURE SECTION)
   ========================================================================== */
.why-choose-section {
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

.why-choose-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.why-choose-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  margin-top: 2rem;
  align-items: stretch;
}

@media (min-width: 768px) and (max-width: 1023px) {
  .why-choose-layout {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
  .why-choose-col-cards {
    grid-column: span 2;
  }
}

@media (min-width: 1024px) {
  .why-choose-layout {
    grid-template-columns: 1.15fr 1fr 1fr;
    gap: 2rem;
  }
}

/* Col 1: 6 Feature Cards (2 Columns) */
.why-choose-col-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.why-choose-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.why-choose-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.07);
  border-color: var(--color-gold);
}

.why-choose-card-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #f1f5f9;
  color: #1e3a5f;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.why-choose-card:hover .why-choose-card-icon {
  background: var(--color-gold-subtle);
  color: var(--color-gold-dark);
}

.why-choose-card-text {
  font-size: 0.95rem;
  font-weight: 700;
  color: #1e293b;
  line-height: 1.25;
}

@media (max-width: 480px) {
  .why-choose-col-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.65rem;
  }
  .why-choose-card {
    padding: 0.85rem 0.5rem;
    gap: 0.5rem;
    flex-direction: column;
    text-align: center;
  }
  .why-choose-card-icon {
    width: 40px;
    height: 40px;
  }
  .why-choose-card-text {
    font-size: 0.82rem;
  }
}

/* Col 2 & Col 3: Bullet Lists */
.why-choose-col-list {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
  display: flex;
  flex-direction: column;
}

.why-choose-col-header {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.85rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-border);
}

.why-choose-item-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.why-choose-item-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.62rem 0;
  border-bottom: 1px dashed #e2e8f0;
  font-size: 0.91rem;
  color: #334155;
  line-height: 1.45;
}

.why-choose-item-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.why-choose-item-list li:first-child {
  padding-top: 0;
}

/* Star Icons */
.star-icon {
  flex-shrink: 0;
  margin-top: 2px;
}

.star-solid {
  color: #2563eb; /* Vibrant solid blue star matching reference */
}

.star-outline {
  color: #e11d48; /* Vibrant crimson/coral outline star matching reference */
}

.why-choose-item-list strong {
  color: #0f172a;
  font-weight: 600;
}