/* ==========================================================================
   katennisclub.com - Professional Home Security & Smart Protection Systems
   High-Converting Google Ads Responsive Stylesheet
   STRICT NO-PRICING COMPLIANCE ENFORCED
   ========================================================================== */

:root {
  --color-navy-dark: #0B132B;
  --color-navy-surface: #1C2541;
  --color-navy-light: #3A506B;
  --color-primary: #0F172A;
  --color-accent-amber: #FFC107;
  --color-accent-gold: #F59E0B;
  --color-accent-hover: #D97706;
  --color-alert-red: #DC2626;
  --color-success-green: #16A34A;
  --color-slate-dark: #334155;
  --color-slate-medium: #64748B;
  --color-slate-light: #CBD5E1;
  --color-slate-border: #E2E8F0;
  --color-bg-light: #F8FAFC;
  --color-white: #FFFFFF;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 14px rgba(11, 19, 43, 0.08);
  --shadow-lg: 0 10px 25px rgba(11, 19, 43, 0.12);
  --shadow-hover: 0 14px 30px rgba(11, 19, 43, 0.18);
  --transition: all 0.25s ease-in-out;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--color-slate-dark);
  background-color: var(--color-bg-light);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Typography & Base Elements
   ========================================================================== */

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

h1 { font-size: 2.5rem; margin-bottom: 1.25rem; }
h2 { font-size: 2rem; margin-bottom: 1rem; }
h3 { font-size: 1.4rem; margin-bottom: 0.75rem; }
h4 { font-size: 1.15rem; margin-bottom: 0.5rem; }

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-navy-surface);
  text-decoration: none;
  transition: var(--transition);
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ==========================================================================
   Header & Navigation (CRITICAL CONTRAST & VISIBILITY ENFORCED)
   ========================================================================== */

.site-header {
  background-color: var(--color-navy-dark);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-topbar {
  background-color: #060B18;
  padding: 0.5rem 0;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.topbar-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-slate-light) !important;
  font-weight: 500;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #10B981;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px #10B981;
}

.topbar-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar-links span, 
.topbar-links a {
  color: var(--color-slate-light) !important;
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
}

.topbar-links a:hover {
  color: var(--color-accent-amber) !important;
}

.header-main {
  padding: 0.9rem 0;
}

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

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

.brand-icon-shield {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #1C2541 0%, #3A506B 100%);
  border: 2px solid var(--color-accent-amber);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-amber);
  font-size: 1.4rem;
  font-weight: 900;
}

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

.brand-name {
  color: #FFFFFF !important;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}

.brand-tagline {
  color: var(--color-slate-light) !important;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 600;
}

/* NAVIGATION LINKS - STRICT VISIBILITY RULES */
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.75rem;
}

.nav-link,
.nav-menu a,
nav a {
  color: #FFFFFF !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
  text-decoration: none !important;
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-menu a:hover,
nav a:hover,
.nav-link.active {
  color: #FFC107 !important;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--color-accent-amber);
  border-radius: 2px;
}

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

.header-phone-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, #FFC107 0%, #F59E0B 100%);
  color: #0B132B !important;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
  transition: var(--transition);
  min-height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.header-phone-btn:hover {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #000000 !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(245, 158, 11, 0.5);
}

.header-phone-btn .phone-icon {
  font-size: 1.1rem;
}

.nav-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
  font-size: 1.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  min-height: 48px;
  min-width: 48px;
}

/* ==========================================================================
   Hero Sections
   ========================================================================== */

.hero-section {
  background: linear-gradient(135deg, #0B132B 0%, #1C2541 60%, #1e293b 100%);
  color: #FFFFFF;
  padding: 4rem 0 4.5rem;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-image: radial-gradient(circle at 80% 20%, rgba(255, 193, 7, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(255, 193, 7, 0.15);
  border: 1px solid rgba(255, 193, 7, 0.4);
  color: var(--color-accent-amber);
  padding: 0.4rem 0.9rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.hero-title {
  color: #FFFFFF;
  font-size: 2.75rem;
  line-height: 1.18;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.hero-title .highlight {
  color: var(--color-accent-amber);
}

.hero-subtitle {
  color: var(--color-slate-light);
  font-size: 1.18rem;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.btn-primary-phone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, #FFC107 0%, #F59E0B 100%);
  color: #0B132B !important;
  font-size: 1.2rem;
  font-weight: 800;
  padding: 1rem 1.85rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  min-height: 52px;
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-primary-phone:hover {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #000000 !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.6);
}

.btn-secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: rgba(255, 255, 255, 0.08);
  color: #FFFFFF !important;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-size: 1.05rem;
  font-weight: 600;
  padding: 0.95rem 1.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  min-height: 52px;
  transition: var(--transition);
}

.btn-secondary-action:hover {
  background-color: rgba(255, 255, 255, 0.16);
  border-color: #FFFFFF;
}

.hero-trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.92rem;
  color: var(--color-slate-light);
  font-weight: 500;
}

.hero-trust-item .check-icon {
  color: #10B981;
  font-weight: 900;
}

.hero-media-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 2px solid rgba(255, 255, 255, 0.15);
  background-color: var(--color-navy-surface);
}

.hero-media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.hero-media-card:hover img {
  transform: scale(1.02);
}

.hero-floating-badge {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  background: rgba(11, 19, 43, 0.92);
  backdrop-filter: blur(8px);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 193, 7, 0.35);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.floating-badge-title {
  color: #FFFFFF;
  font-size: 0.95rem;
  font-weight: 700;
}

.floating-badge-subtitle {
  color: var(--color-slate-light);
  font-size: 0.8rem;
}

.floating-badge-phone {
  color: var(--color-accent-amber) !important;
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
}

/* ==========================================================================
   Universal Compatibility Bar (Google Ads Quality Score Directives)
   ========================================================================== */

.brand-trust-bar {
  background-color: #FFFFFF;
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-slate-border);
  box-shadow: var(--shadow-sm);
}

.brand-trust-title {
  text-align: center;
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-slate-medium);
  margin-bottom: 1.25rem;
}

.brand-pills-wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.75rem 1.25rem;
}

.brand-pill {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-slate-border);
  padding: 0.5rem 1.1rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-navy-surface);
  transition: var(--transition);
}

.brand-pill:hover {
  border-color: var(--color-accent-amber);
  background-color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* ==========================================================================
   Section Layouts & General Components
   ========================================================================== */

.section {
  padding: 5rem 0;
}

.section-light {
  background-color: #FFFFFF;
}

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

.section-dark {
  background-color: var(--color-navy-dark);
  color: #FFFFFF;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3.5rem;
}

.section-pretitle {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-gold);
  margin-bottom: 0.6rem;
}

.section-dark .section-pretitle {
  color: var(--color-accent-amber);
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.section-dark .section-title {
  color: #FFFFFF;
}

.section-lead {
  font-size: 1.15rem;
  color: var(--color-slate-medium);
  line-height: 1.6;
}

.section-dark .section-lead {
  color: var(--color-slate-light);
}

/* Alternating 2-Column Blocks */
.two-col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
  margin-bottom: 4rem;
}

.two-col-grid.reverse {
  direction: rtl;
}

.two-col-grid.reverse > * {
  direction: ltr;
}

.two-col-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-slate-border);
}

.two-col-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.two-col-media:hover img {
  transform: scale(1.02);
}

.two-col-content h3 {
  font-size: 1.85rem;
  margin-bottom: 1rem;
}

.feature-checklist {
  list-style: none;
  margin: 1.5rem 0 2rem;
}

.feature-checklist li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 0.9rem;
  font-size: 1.05rem;
  color: var(--color-slate-dark);
}

.feature-checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #10B981;
  font-weight: 900;
  font-size: 1.1rem;
}

/* ==========================================================================
   Universal Equipment Compatibility & System Upgrades Module
   ========================================================================== */

.compatibility-module {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-slate-border);
  box-shadow: var(--shadow-md);
  padding: 3rem;
  margin: 3rem 0;
}

.table-responsive {
  overflow-x: auto;
  margin-top: 2rem;
  -webkit-overflow-scrolling: touch;
}

.compatibility-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.compatibility-table th {
  background-color: var(--color-navy-dark);
  color: #FFFFFF;
  padding: 1.1rem 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.compatibility-table th:first-child {
  border-top-left-radius: var(--radius-sm);
}

.compatibility-table th:last-child {
  border-top-right-radius: var(--radius-sm);
}

.compatibility-table td {
  padding: 1.1rem 1rem;
  border-bottom: 1px solid var(--color-slate-border);
  color: var(--color-slate-dark);
}

.compatibility-table tr:hover td {
  background-color: #F1F5F9;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
}

.status-badge.supported {
  background-color: #DCFCE7;
  color: #15803D;
}

.status-badge.upgrade {
  background-color: #FEF3C7;
  color: #B45309;
}

.status-badge.dispatch {
  background-color: #E0E7FF;
  color: #4338CA;
}

/* ==========================================================================
   Comparison Cards (No Pricing)
   ========================================================================== */

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
}

.system-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-slate-border);
  box-shadow: var(--shadow-sm);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.system-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-accent-gold);
}

.system-card.featured {
  border: 2px solid var(--color-accent-gold);
  background: linear-gradient(180deg, #FFFFFF 0%, #FFFBEB 100%);
}

.card-ribbon {
  position: absolute;
  top: -14px;
  right: 24px;
  background: linear-gradient(135deg, #FFC107 0%, #F59E0B 100%);
  color: #0B132B;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 0.35rem 0.85rem;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 10px rgba(245, 158, 11, 0.3);
}

.card-header-block {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-slate-border);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.card-badge-desc {
  color: var(--color-slate-medium);
  font-size: 0.95rem;
}

.card-features-list {
  list-style: none;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.card-features-list li {
  padding: 0.6rem 0;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-slate-dark);
}

.card-features-list .bullet-icon {
  color: var(--color-success-green);
  font-weight: 900;
  margin-top: 1px;
}

.card-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  background-color: var(--color-navy-dark);
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  min-height: 48px;
  transition: var(--transition);
}

.card-cta-btn:hover {
  background-color: var(--color-navy-surface);
  box-shadow: 0 4px 12px rgba(11, 19, 43, 0.25);
}

.system-card.featured .card-cta-btn {
  background: linear-gradient(135deg, #FFC107 0%, #F59E0B 100%);
  color: #0B132B !important;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.system-card.featured .card-cta-btn:hover {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #000000 !important;
}

/* ==========================================================================
   Full-Width 24/7 Callout Banner (Sticky / High-Visibility Conversion)
   ========================================================================== */

.callout-banner {
  background: linear-gradient(135deg, #0B132B 0%, #1C2541 100%);
  color: #FFFFFF;
  padding: 3.5rem 0;
  text-align: center;
  border-top: 3px solid var(--color-accent-amber);
  border-bottom: 3px solid var(--color-accent-amber);
}

.callout-banner .banner-title {
  color: #FFFFFF;
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.callout-banner .banner-lead {
  color: var(--color-slate-light);
  font-size: 1.15rem;
  max-width: 720px;
  margin: 0 auto 2rem;
}

.callout-phone-box {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.callout-phone-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, #FFC107 0%, #F59E0B 100%);
  color: #0B132B !important;
  font-size: 1.5rem;
  font-weight: 900;
  padding: 1.1rem 2.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.45);
  transition: var(--transition);
  min-height: 56px;
  border: 2px solid rgba(255, 255, 255, 0.6);
}

.callout-phone-btn:hover {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #000000 !important;
  transform: scale(1.03);
  box-shadow: 0 10px 35px rgba(245, 158, 11, 0.6);
}

.callout-subtext {
  color: var(--color-slate-light);
  font-size: 0.88rem;
  font-weight: 500;
}

/* ==========================================================================
   Troubleshooting & FAQ Module (Targeting High-Volume Google Search Intent)
   ========================================================================== */

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.faq-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-slate-border);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.faq-card:hover {
  border-color: var(--color-accent-amber);
  box-shadow: var(--shadow-md);
}

.faq-question {
  color: var(--color-navy-dark);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.faq-icon {
  color: var(--color-accent-gold);
  font-size: 1.25rem;
  line-height: 1;
}

.faq-answer {
  color: var(--color-slate-dark);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   Forms & Contact Module
   ========================================================================== */

.form-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-slate-border);
  box-shadow: var(--shadow-md);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-navy-dark);
  margin-bottom: 0.4rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-slate-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-slate-dark);
  background-color: #FFFFFF;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  min-height: 48px;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-navy-surface);
  box-shadow: 0 0 0 3px rgba(28, 37, 65, 0.15);
}

.btn-form-submit {
  width: 100%;
  background: linear-gradient(135deg, #FFC107 0%, #F59E0B 100%);
  color: #0B132B;
  border: none;
  border-radius: var(--radius-md);
  padding: 1rem 1.5rem;
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
  transition: var(--transition);
  min-height: 52px;
}

.btn-form-submit:hover {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #000000;
  transform: translateY(-2px);
}

/* ==========================================================================
   Footer & Legal Directives
   ========================================================================== */

.site-footer {
  background-color: var(--color-navy-dark);
  color: var(--color-slate-light);
  padding: 4.5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 36px;
  height: 2px;
  background-color: var(--color-accent-amber);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--color-slate-light) !important;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
  display: inline-block;
  padding: 0.2rem 0;
}

.footer-links a:hover {
  color: var(--color-accent-amber) !important;
  transform: translateX(3px);
}

.footer-phone-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 193, 7, 0.15);
  border: 1px solid rgba(255, 193, 7, 0.4);
  color: var(--color-accent-amber) !important;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 1.1rem;
  text-decoration: none;
  margin-top: 1rem;
}

.footer-phone-cta:hover {
  background: var(--color-accent-amber);
  color: #0B132B !important;
}

.footer-disclaimer-box {
  background-color: rgba(0, 0, 0, 0.35);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 2.5rem;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--color-slate-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer-bottom-links a {
  color: var(--color-slate-light) !important;
  text-decoration: none;
}

.footer-bottom-links a:hover {
  color: var(--color-accent-amber) !important;
}

/* ==========================================================================
   Click-to-Call Sticky Bar (Mobile Viewports < 768px)
   ========================================================================== */

.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-navy-dark);
  padding: 0.75rem 1rem;
  z-index: 9999;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.3);
  border-top: 2px solid var(--color-accent-amber);
}

.mobile-sticky-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  background: linear-gradient(135deg, #FFC107 0%, #F59E0B 100%);
  color: #0B132B !important;
  font-size: 1.15rem;
  font-weight: 800;
  padding: 0.85rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  min-height: 48px;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

/* ==========================================================================
   Responsive CSS Media Queries
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .hero-title {
    font-size: 2.25rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  body {
    padding-bottom: 70px; /* Space for mobile sticky CTA */
  }

  .mobile-sticky-bar {
    display: block;
  }

  .header-topbar {
    display: none; /* Keep mobile header clean */
  }

  .nav-toggle-btn {
    display: block;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-navy-dark);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 2px solid var(--color-accent-amber);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
  }

  .nav-menu.open {
    display: flex;
  }

  .header-cta-block .header-phone-btn {
    display: none; /* Shown in mobile hamburger menu & sticky bar */
  }

  .nav-menu .header-phone-btn {
    display: flex;
    width: 100%;
    text-align: center;
    justify-content: center;
    margin-top: 0.5rem;
  }

  .hero-section {
    padding: 3rem 0;
  }

  .hero-title {
    font-size: 1.75rem; /* Scaled down per guidelines to prevent overflow */
  }

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

  .two-col-grid {
    grid-template-columns: 1fr !important;
    gap: 2rem;
    direction: ltr !important;
  }

  .two-col-grid.reverse {
    direction: ltr !important;
  }

  .compatibility-module {
    padding: 1.5rem;
  }

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

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

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

  .footer-bottom-links {
    justify-content: center;
  }

  .callout-phone-btn {
    font-size: 1.25rem;
    padding: 0.95rem 1.75rem;
    width: 100%;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.6rem;
  }

  .btn-primary-phone {
    width: 100%;
    font-size: 1.05rem;
  }

  .btn-secondary-action {
    width: 100%;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .callout-banner .banner-title {
    font-size: 1.6rem;
  }
}