/* ============================================
   AirBon HVAC - Main Stylesheet
   Brand Colors:
   - Primary Red: #C72C33 (energy, warmth)
   - Secondary Blue: #21406E (trust, professionalism)
   - Accent Light Blue: #E0F2F7 (cleanliness, airiness)
   - Neutral Dark Grey: #333333 (readability)
   ============================================ */

/* CSS Custom Properties (Variables) */
:root {
    /* Brand Colors */
    --color-primary: #C72C33;
    --color-primary-dark: #a82329;
    --color-primary-light: #e04550;
    --color-secondary: #21406E;
    --color-secondary-dark: #1a3358;
    --color-secondary-light: #2d5591;
    --color-accent: #E0F2F7;
    --color-accent-dark: #b8e3ed;
    
    /* Neutral Colors */
    --color-dark: #333333;
    --color-text: #4a4a4a;
    --color-text-light: #6b7280;
    --color-border: #e5e7eb;
    --color-background: #ffffff;
    --color-background-alt: #f9fafb;
    --color-background-dark: #1f2937;
    
    /* Typography */
    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1rem;
    
    /* Header Height */
    --header-height: 80px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

* {
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

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

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

address {
    font-style: normal;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: white;
    padding: var(--space-2) var(--space-4);
    z-index: 1000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 0;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-dark);
    line-height: 1.2;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }

@media (min-width: 768px) {
    h1 { font-size: var(--text-5xl); }
    h2 { font-size: var(--text-4xl); }
    h3 { font-size: var(--text-2xl); }
}

p {
    margin-bottom: var(--space-4);
}

strong {
    font-weight: 600;
    color: var(--color-dark);
}

/* ============================================
   Layout
   ============================================ */

.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

.section {
    padding: var(--space-16) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-24) 0;
    }
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-12);
}

.section-badge {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-secondary);
    font-size: var(--text-sm);
    font-weight: 600;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

.btn-block {
    width: 100%;
}

/* Primary Button - Red CTA */
.btn-primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* MICRO-INTERACTION: Button hover scale and shadow */
.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
    background: white;
    color: var(--color-dark);
    border-color: var(--color-border);
}

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

/* Light Button */
.btn-light {
    background: white;
    color: var(--color-primary);
    border-color: white;
}

.btn-light:hover {
    background: var(--color-accent);
}

/* Outline Light Button */
.btn-outline-light {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-outline-light:hover {
    background: white;
    color: var(--color-primary);
}

.btn-icon {
    width: 20px;
    height: 20px;
}

/* ============================================
   Header & Navigation
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: white;
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

/* MICRO-INTERACTION: Header shadow on scroll */
.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
}

.nav-links {
    display: none;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text);
    padding: var(--space-2) 0;
    position: relative;
    transition: color var(--transition-fast);
}

/* MICRO-INTERACTION: Nav link underline animation */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-fast);
}

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

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

.header-cta {
    display: none;
    align-items: center;
    gap: var(--space-4);
}

@media (min-width: 768px) {
    .header-cta {
        display: flex;
    }
}

.phone-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-secondary);
    transition: color var(--transition-fast);
}

.phone-link:hover {
    color: var(--color-primary);
}

.phone-icon {
    width: 18px;
    height: 18px;
}

.header-btn {
    display: none;
}

@media (min-width: 1024px) {
    .header-btn {
        display: inline-flex;
    }
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 30px;
    height: 30px;
    padding: 5px;
}

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

.hamburger-line {
    width: 100%;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* MICRO-INTERACTION: Hamburger to X animation */
.mobile-menu-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
.mobile-nav {
    display: none;
    flex-direction: column;
    background: white;
    border-top: 1px solid var(--color-border);
    padding: var(--space-4);
}

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

.mobile-nav-link {
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.mobile-nav-link:hover {
    background: var(--color-background-alt);
}

.mobile-nav-link.phone {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-secondary);
}

.mobile-cta {
    margin-top: var(--space-4);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(33, 64, 110, 0.92) 0%,
        rgba(33, 64, 110, 0.8) 50%,
        rgba(199, 44, 51, 0.7) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: var(--space-16) 0;
}

.hero-text {
    max-width: 700px;
    color: white;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    font-size: var(--text-sm);
    font-weight: 600;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero h1 {
    color: white;
    font-size: var(--text-4xl);
    margin-bottom: var(--space-6);
}

@media (min-width: 768px) {
    .hero h1 {
        font-size: var(--text-5xl);
    }
}

@media (min-width: 1024px) {
    .hero h1 {
        font-size: var(--text-6xl);
    }
}

.hero-subtitle {
    font-size: var(--text-lg);
    opacity: 0.9;
    margin-bottom: var(--space-8);
    max-width: 600px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-10);
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 500;
}

.feature-icon {
    width: 20px;
    height: 20px;
    color: var(--color-accent);
}

/* ============================================
   Services Section
   ============================================ */

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

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@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: white;
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

/* MICRO-INTERACTION: Service card hover lift */
.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-4);
}

.service-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.service-card h3 {
    margin-bottom: var(--space-3);
    color: var(--color-secondary);
}

.service-card p {
    color: var(--color-text-light);
    margin-bottom: var(--space-4);
    font-size: var(--text-sm);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--color-primary);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: gap var(--transition-fast);
}

/* MICRO-INTERACTION: Arrow slide on hover */
.service-link:hover {
    gap: var(--space-2);
}

.services-cta {
    text-align: center;
    margin-top: var(--space-12);
}

/* ============================================
   About Section
   ============================================ */

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: start;
}

@media (min-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr 1fr;
    }
}

.about-lead {
    font-size: var(--text-xl);
    color: var(--color-dark);
    font-weight: 500;
    margin-bottom: var(--space-6);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-border);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--color-primary);
}

@media (min-width: 768px) {
    .stat-number {
        font-size: var(--text-4xl);
    }
}

.stat-suffix {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--color-primary);
}

.stat-label {
    display: block;
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-top: var(--space-1);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.about-feature-card {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-6);
    background: var(--color-background-alt);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

/* MICRO-INTERACTION: Feature card hover */
.about-feature-card:hover {
    background: var(--color-accent);
}

.about-feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-secondary);
    border-radius: var(--radius-lg);
    color: white;
}

.about-feature-icon svg {
    width: 24px;
    height: 24px;
}

.about-feature-card h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
}

.about-feature-card p {
    font-size: var(--text-sm);
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ============================================
   Why Choose Us Section
   ============================================ */

.why-us {
    background: var(--color-secondary);
    color: white;
}

.why-us .section-badge {
    background: rgba(255, 255, 255, 0.15);
    color: white;
}

.why-us .section-title {
    color: white;
}

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

.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

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

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

.why-card {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

/* MICRO-INTERACTION: Why card hover glow */
.why-card:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.why-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-4);
}

.why-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.why-card h3 {
    color: white;
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
}

.why-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-sm);
    margin-bottom: 0;
}

/* ============================================
   Service Areas Section
   ============================================ */

.service-areas {
    background: var(--color-accent);
}

.service-areas-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    align-items: center;
}

@media (min-width: 768px) {
    .service-areas-content {
        grid-template-columns: 1fr 1fr;
    }
}

.service-areas-text p {
    color: var(--color-text);
}

.areas-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.area-tag {
    background: white;
    color: var(--color-secondary);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

/* MICRO-INTERACTION: Area tag hover */
.area-tag:hover {
    background: var(--color-secondary);
    color: white;
}

.area-tag.highlight {
    background: var(--color-primary);
    color: white;
}

/* ============================================
   Contact Section
   ============================================ */

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

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
}

@media (min-width: 1024px) {
    .contact-wrapper {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.contact-lead {
    font-size: var(--text-lg);
    color: var(--color-text);
    margin-bottom: var(--space-8);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.contact-item {
    display: flex;
    gap: var(--space-4);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    border-radius: var(--radius-lg);
    color: white;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
}

.contact-item h3 {
    font-size: var(--text-base);
    margin-bottom: var(--space-1);
}

.contact-link {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-primary);
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--color-primary-dark);
}

.contact-address {
    color: var(--color-text-light);
    line-height: 1.6;
}

.license-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-accent);
    color: var(--color-secondary);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    font-weight: 600;
    margin-top: var(--space-8);
}

.license-badge svg {
    width: 20px;
    height: 20px;
}

/* Contact Form */
.contact-form-wrapper {
    display: flex;
    align-items: flex-start;
}

.contact-form-card {
    background: white;
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
}

.contact-form-card h3 {
    margin-bottom: var(--space-2);
}

.contact-form-card > p {
    color: var(--color-text-light);
    margin-bottom: var(--space-6);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-dark);
}

.required {
    color: var(--color-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    background: white;
}

/* MICRO-INTERACTION: Form input focus */
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(199, 44, 51, 0.1);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--color-primary);
}

.error-message {
    font-size: var(--text-xs);
    color: var(--color-primary);
    display: none;
}

.error-message.show {
    display: block;
}

/* Button Loading State */
.btn .btn-loading {
    display: none;
    align-items: center;
    gap: var(--space-2);
}

.btn.loading .btn-text {
    display: none;
}

.btn.loading .btn-loading {
    display: flex;
}

.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Form Success */
.form-success {
    text-align: center;
    padding: var(--space-8);
}

.success-icon {
    width: 64px;
    height: 64px;
    background: var(--color-accent);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
}

.success-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-secondary);
}

.form-success h4 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-2);
}

.form-success p {
    color: var(--color-text-light);
}

/* ============================================
   CTA Banner
   ============================================ */

.cta-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: var(--space-16) 0;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    color: white;
    margin-bottom: var(--space-4);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: var(--text-lg);
    margin-bottom: var(--space-8);
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-4);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--color-background-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

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

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

.footer-brand p {
    margin-top: var(--space-4);
    font-size: var(--text-sm);
    line-height: 1.7;
}

.footer-logo {
    height: 40px;
    width: auto;
}

.footer-license {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
    margin-top: var(--space-4);
}

.footer-license svg {
    width: 16px;
    height: 16px;
    color: var(--color-accent);
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
    color: white;
    font-size: var(--text-base);
    margin-bottom: var(--space-4);
}

.footer-links nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-links a {
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

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

.footer-services ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-services li {
    font-size: var(--text-sm);
}

.footer-contact address {
    font-size: var(--text-sm);
    line-height: 1.7;
    margin-top: var(--space-4);
}

.footer-phone {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-accent);
    transition: color var(--transition-fast);
}

.footer-phone:hover {
    color: white;
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--text-xs);
}

/* ============================================
   Animations
   ============================================ */

/* Scroll-triggered animations */
[data-animate] {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease-out;
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animation delays */
.services-grid [data-animate]:nth-child(1) { transition-delay: 0ms; }
.services-grid [data-animate]:nth-child(2) { transition-delay: 100ms; }
.services-grid [data-animate]:nth-child(3) { transition-delay: 200ms; }
.services-grid [data-animate]:nth-child(4) { transition-delay: 300ms; }
.services-grid [data-animate]:nth-child(5) { transition-delay: 400ms; }
.services-grid [data-animate]:nth-child(6) { transition-delay: 500ms; }

.why-grid [data-animate]:nth-child(1) { transition-delay: 0ms; }
.why-grid [data-animate]:nth-child(2) { transition-delay: 100ms; }
.why-grid [data-animate]:nth-child(3) { transition-delay: 200ms; }
.why-grid [data-animate]:nth-child(4) { transition-delay: 300ms; }
.why-grid [data-animate]:nth-child(5) { transition-delay: 400ms; }
.why-grid [data-animate]:nth-child(6) { transition-delay: 500ms; }

/* ============================================
   Utility Classes
   ============================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

[hidden] {
    display: none !important;
}

/* Print Styles */
@media print {
    .header,
    .mobile-nav,
    .cta-banner,
    .contact-form-wrapper {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: var(--space-8) 0;
    }
    
    .section {
        padding: var(--space-8) 0;
    }
}