/* ==========================================================================
   Fritcher Plumbing - Main Stylesheet
   Brand Colors: #1A1A1A (Dark), #0077B6 (Blue), #F0F0F0 (Light Grey), #FFFFFF (White)
   Fonts: Montserrat (headings), Inter (body)
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
    /* Brand Colors */
    --color-dark: #1A1A1A;
    --color-primary: #0077B6;
    --color-primary-dark: #005a8c;
    --color-primary-light: #00a0dc;
    --color-light: #F0F0F0;
    --color-white: #FFFFFF;
    --color-grey: #6B7280;
    --color-grey-light: #E5E7EB;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 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);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1rem;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
}

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

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

a:hover {
    color: var(--color-primary-dark);
}

a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

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

@media (min-width: 768px) {
    :root {
        --container-padding: 1.5rem;
    }
}

@media (min-width: 1024px) {
    :root {
        --container-padding: 2rem;
    }
}

/* --------------------------------------------------------------------------
   Section Headers
   -------------------------------------------------------------------------- */
.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--space-sm);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-grey);
    max-width: 600px;
    margin: 0 auto;
}

.section-header-light .section-title,
.section-header-light .section-subtitle {
    color: var(--color-white);
}

.section-header-light .section-subtitle {
    opacity: 0.9;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

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

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

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Micro-interaction: Ripple effect on CTA buttons */
.btn-ripple {
    position: absolute;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.btn-ripple.animate {
    animation: ripple 0.6s ease-out;
}

@keyframes ripple {
    to {
        width: 300px;
        height: 300px;
        opacity: 0;
    }
}

/* --------------------------------------------------------------------------
   Header / Navigation
   -------------------------------------------------------------------------- */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-base);
}

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

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--color-dark);
}

.logo-img {
    height: 45px;
    width: auto;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
}

@media (max-width: 480px) {
    .logo-text {
        display: none;
    }
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger {
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    position: relative;
    transition: background-color var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--color-dark);
    transition: transform var(--transition-base);
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

.nav-toggle[aria-expanded="true"] .hamburger {
    background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    transform: translateY(-7px) rotate(-45deg);
}

/* Navigation Menu */
.nav-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    padding: var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 999;
}

.nav-menu.active {
    transform: translateX(0);
}

.nav-menu li {
    margin-bottom: var(--space-md);
}

/* Micro-interaction: Navigation link underline animation */
.nav-link {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-dark);
    text-decoration: none;
    position: relative;
    padding: var(--space-sm) 0;
    display: inline-block;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-base), left var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
    left: 0;
}

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

.nav-cta-desktop {
    display: none;
}

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

/* Desktop Navigation */
@media (min-width: 768px) {
    .nav-toggle {
        display: none;
    }
    
    .nav-menu {
        position: static;
        flex-direction: row;
        transform: none;
        padding: 0;
        background: transparent;
        gap: var(--space-xl);
    }
    
    .nav-menu li {
        margin-bottom: 0;
    }
    
    .nav-link {
        font-size: 0.9375rem;
    }
    
    .nav-cta-desktop {
        display: inline-flex;
    }
    
    .nav-cta-mobile {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    z-index: -2;
}

/* Subtle parallax effect */
@media (prefers-reduced-motion: no-preference) {
    .hero-bg {
        transform: translateZ(0);
        will-change: transform;
    }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26, 26, 26, 0.85) 0%,
        rgba(26, 26, 26, 0.7) 50%,
        rgba(0, 119, 182, 0.3) 100%
    );
    z-index: -1;
}

.hero-content {
    text-align: center;
    color: var(--color-white);
    padding: var(--space-3xl) 0;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    margin-bottom: var(--space-sm);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    font-weight: 500;
    margin-bottom: var(--space-md);
    opacity: 0.95;
}

.hero-tagline {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: var(--space-xl);
    opacity: 0.9;
}

.hero-cta {
    margin-bottom: var(--space-xl);
}

.hero-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    font-size: 0.9375rem;
    opacity: 0.9;
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    backdrop-filter: blur(4px);
}

.trust-separator {
    opacity: 0.5;
}

@media (max-width: 480px) {
    .trust-separator {
        display: none;
    }
    
    .hero-trust {
        flex-direction: column;
        gap: var(--space-sm);
    }
}

/* --------------------------------------------------------------------------
   Services Section
   -------------------------------------------------------------------------- */
.services {
    padding: var(--space-4xl) 0;
    background-color: var(--color-light);
}

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

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

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .services-grid .service-card:nth-child(4),
    .services-grid .service-card:nth-child(5) {
        grid-column: span 1;
    }
}

/* Micro-interaction: Service card hover depth effect */
.service-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-image {
    height: 200px;
    overflow: hidden;
}

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

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

.service-icon {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-light) 0%, var(--color-white) 100%);
}

.service-icon svg {
    width: 80px;
    height: 80px;
    color: var(--color-primary);
}

.service-content {
    padding: var(--space-lg);
}

.service-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--space-sm);
}

.service-desc {
    color: var(--color-grey);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.service-link {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.service-link::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.service-link:hover::after {
    transform: translateX(4px);
}

.services-cta {
    text-align: center;
    margin-top: var(--space-2xl);
}

/* --------------------------------------------------------------------------
   Process Section
   -------------------------------------------------------------------------- */
.process {
    padding: var(--space-4xl) 0;
    background-color: var(--color-white);
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .process-steps {
        flex-direction: row;
        align-items: flex-start;
        justify-content: center;
        flex-wrap: wrap;
    }
}

.process-step {
    text-align: center;
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

/* Animation: Steps fade in on scroll */
.process-step.visible {
    opacity: 1;
    transform: translateY(0);
}

.step-icon {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-light);
    border-radius: 50%;
    overflow: hidden;
}

.step-icon img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

/* Micro-interaction: Animated pipe icon effect */
.step-icon img,
.step-icon-svg {
    transition: transform var(--transition-base);
}

.process-step:hover .step-icon img,
.process-step:hover .step-icon-svg {
    animation: pipeFlow 0.6s ease-in-out;
}

@keyframes pipeFlow {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.step-icon-svg {
    width: 50px;
    height: 50px;
    color: var(--color-primary);
}

.step-number {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 30px;
    height: 30px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--space-sm);
}

.step-desc {
    font-size: 0.9375rem;
    color: var(--color-grey);
    line-height: 1.7;
}

.process-connector {
    display: none;
}

@media (min-width: 768px) {
    .process-connector {
        display: block;
        width: 60px;
        height: 2px;
        background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-light) 100%);
        margin-top: 50px;
    }
    
    .process-step {
        min-width: 180px;
        max-width: 220px;
    }
}

@media (min-width: 1024px) {
    .process-step {
        max-width: 250px;
    }
}

/* --------------------------------------------------------------------------
   Testimonials Section
   -------------------------------------------------------------------------- */
.testimonials {
    position: relative;
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.testimonials-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: -2;
}

.testimonials-overlay {
    position: absolute;
    inset: 0;
    background: rgba(26, 26, 26, 0.88);
    z-index: -1;
}

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

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

.testimonial-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: transform var(--transition-base), background-color var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.12);
}

/* Micro-interaction: Quote mark accent */
.testimonial-quote {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.3);
    line-height: 1;
    margin-bottom: calc(var(--space-md) * -1);
    transition: color var(--transition-base), transform var(--transition-base);
}

.testimonial-card:hover .testimonial-quote {
    color: var(--color-primary);
    transform: scale(1.1);
}

.testimonial-text {
    font-size: 1rem;
    color: var(--color-white);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    font-style: italic;
}

.testimonial-author {
    display: block;
    font-style: normal;
}

.author-name {
    display: block;
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.author-location {
    display: block;
    font-size: 0.875rem;
    color: var(--color-primary-light);
}

/* --------------------------------------------------------------------------
   Blog Preview Section
   -------------------------------------------------------------------------- */
.blog-preview {
    padding: var(--space-4xl) 0;
    background-color: var(--color-light);
}

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

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

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

/* Micro-interaction: Blog card hover effect */
.blog-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.blog-card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: var(--shadow-xl);
}

.blog-image {
    height: 180px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-image img {
    transform: scale(1.08);
}

.blog-content {
    padding: var(--space-lg);
}

.blog-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.blog-excerpt {
    font-size: 0.9375rem;
    color: var(--color-grey);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.blog-link {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.blog-link::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.blog-link:hover::after {
    transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   Contact CTA Section
   -------------------------------------------------------------------------- */
.contact-cta {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--color-dark) 0%, #2d2d2d 100%);
}

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

.cta-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.cta-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-xl);
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
}

@media (min-width: 480px) {
    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

.cta-buttons .btn-outline {
    color: var(--color-white);
    border-color: var(--color-white);
}

.cta-buttons .btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-dark);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
    position: relative;
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--space-3xl) 0 var(--space-xl);
    overflow: hidden;
}

/* Micro-interaction: Logo watermark in footer */
.footer-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background-image: url('Fritcher Plumbing.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.03;
    pointer-events: none;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    position: relative;
    z-index: 1;
}

@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 {}

.footer-logo img {
    height: 50px;
    width: auto;
    margin-bottom: var(--space-md);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-sm);
}

.footer-bonded {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary-light);
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--color-white);
}

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

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

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

.footer-address {
    font-style: normal;
}

.footer-address p {
    margin-bottom: var(--space-sm);
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-address a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-address a:hover {
    color: var(--color-primary-light);
}

.partner-logos {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.partner-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
    margin-top: var(--space-2xl);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    position: relative;
    z-index: 1;
}

.copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-xs);
}

.footer-service-area {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.4);
}

/* --------------------------------------------------------------------------
   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;
}

/* --------------------------------------------------------------------------
   Animation Classes (for scroll-triggered animations)
   -------------------------------------------------------------------------- */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}