/* ==========================================================================
   Trumpeter-swan Pro Guard Oil Tank Services - Master Stylesheet
   Location: Mesquite, TX | Phone: +1 469-970-5869
   Domain: proguardoiltankservices.shop
   Pure CSS3 - Zero Framework Dependencies - Asura Hosting Ready
   ========================================================================== */

/* --- CSS Variables & Theme Tokens --- */
:root {
  --color-primary: #0e3b5e;          /* Deep industrial navy */
  --color-primary-dark: #08233a;     /* Dark navy */
  --color-primary-light: #1b5b8d;    /* Bright petroleum blue */
  --color-accent: #e06d10;           /* High-visibility safety amber/orange */
  --color-accent-hover: #c45a05;     /* Darker amber */
  --color-accent-light: #fff3e8;     /* Subtle warm amber tint */
  --color-secondary: #243447;        /* Slate steel */
  
  --color-bg: #f8fafc;               /* Off-white background */
  --color-surface: #ffffff;          /* Pure white card surface */
  --color-surface-alt: #f1f5f9;      /* Light gray alt surface */
  --color-surface-dark: #0f172a;     /* Deep slate dark container */
  
  --color-text-main: #1e293b;        /* High contrast slate text */
  --color-text-muted: #475569;       /* Secondary text */
  --color-text-light: #94a3b8;       /* Subtle text */
  --color-text-inverse: #ffffff;     /* White text on dark bg */
  
  --color-border: #e2e8f0;           /* Clean divider border */
  --color-border-dark: #334155;      /* Dark mode border */
  --color-success: #16a34a;          /* Green status */
  --color-emergency: #dc2626;        /* Emergency red */
  
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 25px -3px rgba(14, 59, 94, 0.12), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  
  --container-width: min(1200px, calc(100% - 32px));
}

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

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

body {
  font-family: var(--font-family);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-main);
  background-color: var(--color-bg);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

ul, ol {
  list-style: none;
}

/* --- Layout Utility Container --- */
.container {
  width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
}

.section-padding {
  padding-top: clamp(48px, 6vw, 88px);
  padding-bottom: clamp(48px, 6vw, 88px);
}

.section-title-wrap {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(32px, 4vw, 56px);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-accent-light);
  color: var(--color-accent-hover);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
  border: 1px solid rgba(224, 109, 16, 0.2);
}

.section-title {
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-primary-dark);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Button Styles --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.9375rem;
  line-height: 1;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-align: center;
}

.btn-primary {
  background-color: var(--color-accent);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(224, 109, 16, 0.35);
}

.btn-primary:hover, .btn-primary:focus-visible {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(224, 109, 16, 0.45);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(14, 59, 94, 0.25);
}

.btn-secondary:hover, .btn-secondary:focus-visible {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover, .btn-outline:focus-visible {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-outline-white {
  background-color: transparent;
  color: #ffffff;
  border: 2px solid #ffffff;
}

.btn-outline-white:hover, .btn-outline-white:focus-visible {
  background-color: #ffffff;
  color: var(--color-primary);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.875rem;
}

.btn-emergency {
  background-color: var(--color-emergency);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(220, 38, 38, 0.35);
}

.btn-emergency:hover {
  background-color: #b91c1c;
}

/* ==========================================================================
   1. TOP INFORMATION BAR
   ========================================================================== */
.top-bar {
  background-color: var(--color-primary-dark);
  color: #e2e8f0;
  font-size: 0.8125rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.top-bar-left, .top-bar-right {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.top-info-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #cbd5e1;
}

.top-info-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.top-info-item a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.status-badge-pulse {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(22, 163, 74, 0.2);
  color: #4ade80;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid rgba(74, 222, 128, 0.3);
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #4ade80;
  animation: pulseAnimation 2s infinite ease-in-out;
}

@keyframes pulseAnimation {
  0% { transform: scale(0.95); opacity: 0.75; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.75; }
}

/* ==========================================================================
   2. HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 10px rgba(0,0,0,0.03);
  transition: all var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 16px;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  box-shadow: 0 2px 8px rgba(14, 59, 94, 0.25);
  border: 1px solid rgba(224, 109, 16, 0.3);
}

.logo-icon svg {
  width: 26px;
  height: 26px;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-primary-dark);
  letter-spacing: -0.01em;
}

.logo-subtitle {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Desktop Navigation */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.8vw, 24px);
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-main);
  padding: 6px 2px;
  position: relative;
  white-space: nowrap;
}

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

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

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

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.phone-quick-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  white-space: nowrap;
}

.phone-quick-cta svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
}

.phone-quick-cta:hover {
  background-color: #e2e8f0;
  color: var(--color-accent-hover);
}

/* Hamburger Button */
.mobile-toggle-btn {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  color: var(--color-primary-dark);
  padding: 0;
}

.mobile-toggle-btn svg {
  width: 24px;
  height: 24px;
}

/* Mobile Dropdown Menu */
.mobile-menu-drawer {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--color-surface);
  border-bottom: 2px solid var(--color-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.12);
  padding: 20px 16px 24px;
  z-index: 999;
}

.mobile-menu-drawer.is-open {
  display: block;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.mobile-nav-item a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  background-color: var(--color-surface-alt);
}

.mobile-nav-item a:hover {
  background-color: var(--color-accent-light);
  color: var(--color-accent-hover);
}

.mobile-menu-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ==========================================================================
   3. HERO SECTION
   ========================================================================== */
.hero-section {
  background: linear-gradient(175deg, #ffffff 0%, #f1f5f9 100%);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  padding-top: clamp(32px, 5vw, 64px);
  padding-bottom: clamp(40px, 6vw, 72px);
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-location-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: rgba(14, 59, 94, 0.08);
  color: var(--color-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  border: 1px solid rgba(14, 59, 94, 0.15);
}

.hero-location-badge svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
}

.hero-title {
  font-size: clamp(1.95rem, 3.8vw, 3rem);
  font-weight: 900;
  line-height: 1.15;
  color: var(--color-primary-dark);
  letter-spacing: -0.025em;
  margin-bottom: 18px;
}

.hero-title span.highlight {
  color: var(--color-accent);
  display: inline-block;
}

.hero-paragraph {
  font-size: clamp(1rem, 1.25vw, 1.15rem);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 28px;
  max-width: 600px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
  width: 100%;
}

.hero-trust-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
  width: 100%;
}

.trust-pill-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-main);
  background-color: #ffffff;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}

.trust-pill-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-success);
}

/* Hero Media Box */
.hero-media-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background-color: var(--color-primary);
  border: 1px solid rgba(14, 59, 94, 0.15);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 16 / 11;
}

.hero-floating-card {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background-color: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #ffffff;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.floating-card-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.floating-icon {
  width: 36px;
  height: 36px;
  background-color: var(--color-accent);
  color: #ffffff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.floating-icon svg {
  width: 20px;
  height: 20px;
}

.floating-text-primary {
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.2;
}

.floating-text-secondary {
  font-size: 0.75rem;
  color: #cbd5e1;
}

/* ==========================================================================
   4. SERVICES SECTION
   ========================================================================== */
.services-section {
  background-color: #ffffff;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: clamp(20px, 2.5vw, 32px);
}

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: clamp(24px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
}

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

.service-card-header {
  margin-bottom: 16px;
}

.service-icon-box {
  width: 52px;
  height: 52px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 20px;
  transition: all var(--transition-fast);
}

.service-card:hover .service-icon-box {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.service-icon-box svg {
  width: 28px;
  height: 28px;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1.3;
  margin-bottom: 12px;
}

.service-description {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-feature-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  padding-top: 14px;
  border-top: 1px dashed var(--color-border);
}

.service-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-main);
  font-weight: 500;
}

.service-feature-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 3px;
}

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

.service-card-footer a {
  width: 100%;
}

/* ==========================================================================
   5. WHY CHOOSE US
   ========================================================================== */
.why-section {
  background-color: var(--color-surface-alt);
  position: relative;
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.why-pillars-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.why-pillar-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: all var(--transition-fast);
}

.why-pillar-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.why-pillar-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent-light);
  color: var(--color-accent-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.why-pillar-icon svg {
  width: 22px;
  height: 22px;
}

.why-pillar-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 4px;
}

.why-pillar-content p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.why-image-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.why-image {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.why-stats-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(0deg, rgba(14, 59, 94, 0.95) 0%, rgba(14, 59, 94, 0.7) 100%);
  color: #ffffff;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.why-stat-box {
  text-align: center;
}

.why-stat-number {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1.2;
}

.why-stat-label {
  font-size: 0.75rem;
  color: #e2e8f0;
  font-weight: 600;
  text-transform: uppercase;
}

/* ==========================================================================
   6. SERVICE AREAS SECTION
   ========================================================================== */
.areas-section {
  background-color: #ffffff;
}

.areas-card-container {
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 40px);
}

.areas-search-box {
  max-width: 580px;
  margin: 0 auto 32px;
  display: flex;
  gap: 8px;
}

.areas-search-input {
  flex: 1;
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  font-size: 0.9375rem;
}

.areas-search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(14, 59, 94, 0.15);
}

.areas-search-result {
  text-align: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-top: -20px;
  margin-bottom: 24px;
  min-height: 20px;
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

.area-pill {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  transition: all var(--transition-fast);
}

.area-pill.is-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.area-pill svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.area-pill.is-primary svg {
  color: #ffffff;
}

.area-pill:hover {
  transform: translateY(-2px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.areas-note-banner {
  margin-top: 32px;
  text-align: center;
  background-color: #ffffff;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.areas-note-banner strong {
  color: var(--color-primary-dark);
}

/* ==========================================================================
   7. OUR PROCESS
   ========================================================================== */
.process-section {
  background-color: var(--color-surface-alt);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(20px, 2.5vw, 32px);
  position: relative;
}

.process-step-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: clamp(24px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: #ffffff;
  font-size: 0.9375rem;
  font-weight: 800;
  margin-bottom: 18px;
  box-shadow: 0 2px 6px rgba(14, 59, 94, 0.25);
}

.step-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}

.step-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   8. FAQ SECTION
   ========================================================================== */
.faq-section {
  background-color: #ffffff;
}

.faq-accordion-container {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.faq-item.is-active {
  border-color: var(--color-primary);
  background-color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.faq-question-btn {
  width: 100%;
  padding: 18px 20px;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.faq-question-btn:hover {
  color: var(--color-primary-light);
}

.faq-chevron {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

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

.faq-answer-panel {
  display: none;
  padding: 0 20px 20px;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
  border-top: 1px solid transparent;
}

.faq-item.is-active .faq-answer-panel {
  display: block;
  border-top-color: var(--color-border);
  padding-top: 14px;
}

/* ==========================================================================
   9. CONTACT / QUOTE SECTION
   ========================================================================== */
.contact-section {
  background: linear-gradient(180deg, #f8fafc 0%, #edf2f7 100%);
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: flex-start;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.contact-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.contact-card-title svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-detail-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.contact-detail-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-alt);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-icon svg {
  width: 18px;
  height: 18px;
}

.contact-detail-text strong {
  display: block;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-light);
  margin-bottom: 2px;
}

.contact-detail-text a, .contact-detail-text p {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-main);
}

.contact-detail-text a:hover {
  color: var(--color-accent);
}

/* Contact Form Card */
.quote-form-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 36px);
  box-shadow: var(--shadow-md);
}

.form-header {
  margin-bottom: 24px;
}

.form-header h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}

.form-header p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.quote-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  font-size: 0.9375rem;
  color: var(--color-text-main);
  transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(14, 59, 94, 0.12);
}

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

.form-notice {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.form-submit-btn {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
}

/* Form Message Status Alerts */
.form-status-alert {
  display: none;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
}

.form-status-alert.is-success {
  display: block;
  background-color: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-status-alert.is-error {
  display: block;
  background-color: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

/* Developer hook notice box */
.dev-hook-box {
  margin-top: 16px;
  padding: 10px 14px;
  background-color: #f8fafc;
  border: 1px dashed #cbd5e1;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: #64748b;
}

/* ==========================================================================
   10. FINAL CALL TO ACTION BANNER
   ========================================================================== */
.final-cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.final-cta-inner {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.final-cta-title {
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 16px;
  color: #ffffff;
}

.final-cta-desc {
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  color: #cbd5e1;
  margin-bottom: 28px;
  line-height: 1.6;
}

.final-cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

/* ==========================================================================
   11. FOOTER & SOCIAL LINKS
   ========================================================================== */
.site-footer {
  background-color: var(--color-surface-dark);
  color: #94a3b8;
  font-size: 0.875rem;
  border-top: 1px solid var(--color-border-dark);
}

.footer-top {
  padding-top: clamp(48px, 6vw, 72px);
  padding-bottom: clamp(40px, 5vw, 60px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: clamp(24px, 3vw, 48px);
}

.footer-col-brand .logo-title {
  color: #ffffff;
}

.footer-col-brand p {
  margin: 16px 0 20px;
  line-height: 1.6;
  color: #94a3b8;
  max-width: 320px;
}

.footer-heading {
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #ffffff;
  margin-bottom: 18px;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-list a {
  color: #94a3b8;
}

.footer-links-list a:hover {
  color: #ffffff;
  padding-left: 4px;
}

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

.footer-contact-line {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.4;
}

.footer-contact-line svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-line a {
  color: #e2e8f0;
}

.footer-contact-line a:hover {
  color: var(--color-accent);
}

/* Social Links Box */
.social-links-container {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border-dark);
}

.social-links-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #cbd5e1;
  margin-bottom: 12px;
}

.social-icons-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.social-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-fast);
}

.social-icon-btn svg {
  width: 18px;
  height: 18px;
}

.social-icon-btn:hover {
  background-color: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

/* Footer Bottom Bar */
.footer-bottom {
  padding: 20px 0;
  border-top: 1px solid var(--color-border-dark);
  font-size: 0.8125rem;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom-links {
  display: flex;
  gap: 16px;
}

.footer-bottom-links a:hover {
  color: #ffffff;
}

/* Floating Download Toolkit (Helper for user to easily get the Asura ZIP) */
.zip-download-bar {
  background: #1e293b;
  color: #f8fafc;
  padding: 10px 0;
  border-bottom: 1px solid #334155;
  font-size: 0.8125rem;
}
.zip-download-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.zip-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: #38bdf8;
}
.zip-download-btn {
  background-color: #0284c7;
  color: #ffffff;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background var(--transition-fast);
}
.zip-download-btn:hover {
  background-color: #0369a1;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (Precision Matched: 375px to 1920px+)
   ========================================================================== */

/* 1200px - 1440px+ standard desktops */
@media (min-width: 1201px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

/* 1024px - 1200px laptops/small desktops */
@media (max-width: 1200px) {
  .footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr 1.2fr;
    gap: 28px;
  }
}

/* 769px - 1023px tablets */
@media (max-width: 1023px) {
  .desktop-nav {
    display: none; /* Switch to clean mobile hamburger menu before any clipping */
  }
  
  .mobile-toggle-btn {
    display: flex;
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  
  .hero-media-card {
    max-width: 600px;
    margin: 0 auto;
    width: 100%;
  }
  
  .why-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

/* 481px - 768px small tablets / landscape phones */
@media (max-width: 768px) {
  .top-bar-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  
  .header-actions .phone-quick-cta {
    display: none; /* Keep clean space on mobile header */
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  
  .footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/* 375px - 480px mobile phones */
@media (max-width: 480px) {
  :root {
    --container-width: calc(100% - 24px);
  }
  
  .header-inner {
    height: 68px;
  }
  
  .logo-title {
    font-size: 0.95rem;
  }
  
  .hero-cta-group {
    flex-direction: column;
  }
  
  .hero-cta-group .btn {
    width: 100%;
  }
  
  .floating-card-left {
    gap: 8px;
  }
  
  .floating-icon {
    width: 30px;
    height: 30px;
  }
  
  .areas-search-box {
    flex-direction: column;
  }
  
  .areas-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .final-cta-buttons {
    flex-direction: column;
  }
  
  .final-cta-buttons .btn {
    width: 100%;
  }
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}