/* ============================================
   VALSTAR ELECTRIC - MAIN STYLESHEET
   Mobile-First Responsive Design
   ============================================ */

/* === CSS CUSTOM PROPERTIES (BRAND COLORS) === */
:root {
    /* Brand Colors from PRD */
    --color-primary: #fc0711;        /* Primary Red */
    --color-primary-dark: #d90610;   /* Darker Red for hover states */
    --color-charcoal: #2C3E50;       /* Dark Charcoal for text */
    --color-off-white: #F8F8F8;      /* Off-White for backgrounds */
    --color-light-grey: #BDC3C7;     /* Light Grey for accents */
    
    /* Extended Palette */
    --color-white: #ffffff;
    --color-black: #1a1a1a;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-border: #e0e0e0;
    
    /* Typography */
    --font-heading: 'Lato', sans-serif;
    --font-body: 'Open Sans', 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;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 150ms ease-out;
    --transition-normal: 200ms ease-out;
    --transition-slow: 300ms ease-out;
}

/* === RESET & BASE STYLES === */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* [Accessibility] 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: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
}

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

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }

@media (min-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
}

@media (min-width: 1024px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.25rem; }
}

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

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

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

/* === ACCESSIBILITY === */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    padding: var(--space-md);
    background: var(--color-charcoal);
    color: var(--color-white);
    z-index: 10000;
    transition: top var(--transition-fast);
}

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

/* Focus styles */
:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* Screen reader only */
.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;
}

/* === LAYOUT === */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

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

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

/* [Micro-interaction] CTA Button hover scale and color change */
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-off-white);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

/* [Micro-interaction] Ripple effect on click */
.btn-primary::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    transform: scale(0);
    opacity: 0;
    transition: transform 0.3s, opacity 0.3s;
}

.btn-primary:active::after {
    transform: scale(2);
    opacity: 1;
    transition: 0s;
}

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

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--color-charcoal);
    color: var(--color-white);
}

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

.btn-full {
    width: 100%;
}

/* === NAVIGATION === */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.main-nav {
    position: relative;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    max-width: 1200px;
    margin: 0 auto;
}

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

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

.logo-desktop {
    display: none;
}

.logo-mobile {
    display: block;
}

@media (min-width: 768px) {
    .logo-desktop {
        display: block;
        height: 50px;
    }
    .logo-mobile {
        display: none;
    }
}

.nav-links {
    display: none;
    list-style: none;
    gap: var(--space-lg);
}

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

/* [Micro-interaction] Navigation link animated underline */
.nav-link {
    position: relative;
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-charcoal);
    padding: var(--space-sm) 0;
}

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

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

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

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

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

.phone-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-charcoal);
    font-weight: 600;
}

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

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

.nav-cta-btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

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

/* [Micro-interaction] Hamburger to X animation */
.hamburger-line {
    display: block;
    width: 24px;
    height: 3px;
    background-color: var(--color-charcoal);
    border-radius: 2px;
    transition: all var(--transition-slow);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    padding: calc(70px + var(--space-xl)) var(--space-xl) var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    z-index: 999;
    overflow-y: auto;
}

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

.mobile-nav-links {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-md) 0;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-charcoal);
    border-bottom: 1px solid var(--color-border);
}

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

.mobile-menu-cta {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.phone-link-mobile {
    text-align: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-charcoal);
}

/* === HERO SECTION === */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

/* [Micro-interaction] Subtle parallax on hero image */
.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(44, 62, 80, 0.7) 0%,
        rgba(44, 62, 80, 0.8) 100%
    );
}

.hero-content {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    max-width: 800px;
    color: var(--color-white);
}

.hero-badge {
    display: inline-block;
    margin-bottom: var(--space-lg);
    padding: var(--space-sm) var(--space-md);
    background-color: rgba(252, 7, 17, 0.9);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: var(--space-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 4rem;
    }
}

.hero-subtitle {
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: var(--space-xl);
    opacity: 0.95;
}

@media (min-width: 768px) {
    .hero-subtitle {
        font-size: 1.25rem;
    }
}

.hero-cta-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

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

.hero-trust {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.trust-phone {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-white);
    font-size: 1.25rem;
    font-weight: 700;
}

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

/* === SECTION STYLES === */
section {
    padding: var(--space-3xl) 0;
}

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

/* [Micro-interaction] Section heading animated underline on scroll */
.section-title {
    display: inline-block;
    position: relative;
    margin-bottom: var(--space-md);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-light-grey);
    transition: width var(--transition-slow);
}

.section-title.animate::after {
    width: 100%;
}

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

/* === SERVICES SECTION === */
.services-section {
    background-color: var(--color-off-white);
}

.services-grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* [Micro-interaction] Service card lift and shadow on hover */
.service-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover,
.service-card:focus-within {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

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

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

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

.service-title {
    color: var(--color-charcoal);
    margin-bottom: var(--space-sm);
}

.service-description {
    color: var(--color-text-light);
    margin-bottom: var(--space-lg);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.service-cta {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

/* === ABOUT SECTION === */
.about-section {
    background-color: var(--color-white);
}

.about-grid {
    display: grid;
    gap: var(--space-2xl);
    align-items: center;
}

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

.about-image-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image {
    width: 100%;
    height: auto;
}

.about-content .section-title {
    text-align: left;
}

.about-content .section-title::after {
    left: 0;
}

.about-text {
    margin-bottom: var(--space-md);
    color: var(--color-text-light);
}

.about-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

@media (min-width: 480px) {
    .about-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

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

.feature-item span {
    font-weight: 600;
    color: var(--color-charcoal);
}

/* === PROCESS SECTION === */
.process-section {
    background-color: var(--color-off-white);
    /* Subtle circuit board pattern hint - using CSS gradient */
    background-image: 
        linear-gradient(90deg, var(--color-border) 1px, transparent 1px),
        linear-gradient(var(--color-border) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center;
}

.process-steps {
    display: grid;
    gap: var(--space-xl);
    list-style: none;
    counter-reset: step;
}

@media (min-width: 768px) {
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.process-step {
    text-align: center;
    padding: var(--space-xl);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    counter-increment: step;
    position: relative;
}

/* [Micro-interaction] Process step icon pulse on hover */
.step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 50%;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.step-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(252, 7, 17, 0.3);
}

.process-icon-img {
    width: 40px;
    height: 40px;
    filter: brightness(0) invert(1);
}

.step-title {
    margin-bottom: var(--space-sm);
    font-size: 1.125rem;
}

.step-description {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

/* === TESTIMONIALS SECTION === */
.testimonials-section {
    background-color: var(--color-charcoal);
    color: var(--color-white);
}

.testimonials-section .section-title {
    color: var(--color-white);
}

.testimonials-section .section-title::after {
    background-color: var(--color-primary);
}

.testimonials-section .section-subtitle {
    color: var(--color-light-grey);
}

.testimonials-grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* [Micro-interaction] Testimonial card subtle shadow */
.testimonial-card {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.testimonial-quote {
    margin-bottom: var(--space-lg);
    position: relative;
}

.testimonial-quote::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: -10px;
    font-size: 4rem;
    color: var(--color-primary);
    opacity: 0.3;
    font-family: serif;
}

.testimonial-quote p {
    font-style: italic;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.author-name {
    font-weight: 700;
    color: var(--color-white);
}

.author-title {
    font-size: 0.875rem;
    color: var(--color-light-grey);
}

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

.review-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-weight: 600;
    transition: background-color var(--transition-fast);
}

.review-link:hover {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.review-link svg {
    color: #FFD700;
}

/* === BLOG SECTION === */
.blog-section {
    background-color: var(--color-white);
}

.blog-grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* [Micro-interaction] Blog card lift and shadow */
.blog-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

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

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

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

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

.blog-title {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

.blog-excerpt {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    margin-bottom: var(--space-md);
}

.blog-link {
    font-weight: 600;
    font-size: 0.875rem;
    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 SECTION === */
.contact-section {
    background-color: var(--color-off-white);
}

.contact-grid {
    display: grid;
    gap: var(--space-2xl);
}

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

.contact-info .section-title {
    text-align: left;
}

.contact-info .section-title::after {
    left: 0;
}

.contact-intro {
    color: var(--color-text-light);
    margin-bottom: var(--space-xl);
}

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

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

.contact-item svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.contact-item strong {
    display: block;
    color: var(--color-charcoal);
    margin-bottom: var(--space-xs);
}

.contact-item p {
    color: var(--color-text-light);
    margin: 0;
}

.contact-item a {
    color: var(--color-text-light);
}

.contact-item a:hover {
    color: var(--color-primary);
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

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

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

.form-label {
    font-weight: 600;
    color: var(--color-charcoal);
}

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

/* [Micro-interaction] Form input focus glow */
.form-input,
.form-textarea {
    padding: var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(252, 7, 17, 0.15);
}

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

.form-submit {
    margin-top: var(--space-md);
}

/* === FOOTER === */
.site-footer {
    background-color: var(--color-charcoal);
    color: var(--color-white);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: var(--space-md);
    filter: brightness(0) invert(1);
}

.footer-tagline {
    color: var(--color-light-grey);
    font-size: 0.9375rem;
    line-height: 1.6;
}

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

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

.footer-links a {
    display: block;
    color: var(--color-light-grey);
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

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

.footer-contact address {
    font-style: normal;
    color: var(--color-light-grey);
}

.footer-contact p {
    margin-bottom: var(--space-sm);
}

.footer-contact a {
    color: var(--color-light-grey);
}

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

.social-links {
    display: flex;
    gap: var(--space-md);
}

/* [Micro-interaction] Social media icon bounce on hover */
.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-white);
    transition: transform 180ms ease, background-color var(--transition-fast);
}

.social-link:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

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

.copyright {
    color: var(--color-light-grey);
    font-size: 0.875rem;
}

/* === ANIMATION CLASSES === */
/* [Micro-interaction] Section entrance fade-in on scroll */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

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

/* === UTILITY CLASSES === */
.text-center {
    text-align: center;
}

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

/* ============================================
   ADDITIONAL PAGE STYLES
   ============================================ */

/* === PAGE HERO (Secondary Pages) === */
.page-hero {
    background: linear-gradient(135deg, var(--color-charcoal) 0%, #1a252f 100%);
    color: var(--color-white);
    padding: var(--space-3xl) 0;
    text-align: center;
}

.page-hero-title {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

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

/* === ABOUT STORY SECTION === */
.about-story-section {
    background-color: var(--color-white);
}

.about-quote {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background-color: var(--color-off-white);
    border-left: 4px solid var(--color-primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.about-quote p {
    font-style: italic;
    color: var(--color-charcoal);
    margin-bottom: var(--space-sm);
}

.about-quote cite {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

/* === TEAM SECTION === */
.team-section {
    background-color: var(--color-off-white);
}

.team-grid {
    display: grid;
    gap: var(--space-xl);
    max-width: 800px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.team-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.team-image-wrapper {
    height: 200px;
    background: linear-gradient(135deg, var(--color-light-grey) 0%, #e8e8e8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.team-image-placeholder {
    color: var(--color-charcoal);
    opacity: 0.3;
}

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

.team-name {
    margin-bottom: var(--space-xs);
}

.team-role {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.team-bio {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.7;
}

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

.tagline-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-charcoal);
    font-style: italic;
}

/* === VALUES SECTION === */
.values-section {
    background-color: var(--color-white);
}

.values-grid {
    display: grid;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.value-card {
    text-align: center;
    padding: var(--space-xl);
}

.value-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-md);
    background-color: var(--color-off-white);
    border-radius: 50%;
    color: var(--color-primary);
}

.value-title {
    margin-bottom: var(--space-sm);
}

.value-description {
    color: var(--color-text-light);
    font-size: 0.9375rem;
}

/* === AWARDS SECTION === */
.awards-section {
    background-color: var(--color-off-white);
}

.awards-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    justify-content: center;
}

.awards-badge {
    text-align: center;
    padding: var(--space-xl);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    max-width: 350px;
    flex: 1;
    min-width: 280px;
}

.badge-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 50%;
    color: var(--color-white);
}

.badge-title {
    margin-bottom: var(--space-sm);
}

.badge-description {
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.badge-years {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 0.9375rem;
}

/* === CTA SECTION === */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
}

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

.cta-title {
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.cta-text {
    opacity: 0.95;
    margin-bottom: var(--space-xl);
    font-size: 1.125rem;
}

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

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

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

.cta-section .btn-primary:hover {
    background-color: var(--color-off-white);
}

.cta-section .btn-secondary {
    border-color: var(--color-white);
    color: var(--color-white);
}

.cta-section .btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

/* === SERVICE DETAIL SECTION === */
.service-detail-section {
    background-color: var(--color-white);
}

.service-alt {
    background-color: var(--color-off-white);
}

.service-detail-grid {
    display: grid;
    gap: var(--space-2xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .service-detail-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .service-detail-reverse {
        direction: rtl;
    }
    
    .service-detail-reverse > * {
        direction: ltr;
    }
}

.service-detail-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.service-detail-image img {
    width: 100%;
    height: auto;
}

.service-detail-content .section-title {
    text-align: left;
}

.service-detail-content .section-title::after {
    left: 0;
}

.service-detail-intro {
    color: var(--color-text-light);
    font-size: 1.125rem;
    margin-bottom: var(--space-xl);
}

.service-features-title {
    font-size: 1rem;
    margin-bottom: var(--space-md);
    color: var(--color-charcoal);
}

.service-list {
    list-style: none;
    margin-bottom: var(--space-xl);
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-sm) 0;
    color: var(--color-text);
}

.service-list svg {
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

/* === CLIENTS SECTION === */
.clients-section {
    background-color: var(--color-charcoal);
    color: var(--color-white);
}

.clients-section .section-title {
    color: var(--color-white);
}

.clients-section .section-title::after {
    background-color: var(--color-primary);
}

.clients-section .section-subtitle {
    color: var(--color-light-grey);
}

.clients-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

.client-item {
    padding: var(--space-md) var(--space-lg);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    font-weight: 500;
}

/* === CONTACT PAGE SECTION === */
.contact-page-section {
    background-color: var(--color-white);
}

.contact-social {
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.contact-social h3 {
    font-size: 1rem;
    margin-bottom: var(--space-md);
}

.social-link-light {
    background-color: var(--color-off-white);
    color: var(--color-charcoal);
}

.social-link-light:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.form-heading {
    margin-bottom: var(--space-xl);
    text-align: center;
}

/* === MAP SECTION === */
.map-section {
    background-color: var(--color-off-white);
}

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

.map-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

/* === REVIEW CTA SECTION === */
.review-cta-section {
    background-color: var(--color-white);
    text-align: center;
}

.review-cta-content h2 {
    margin-bottom: var(--space-md);
}

.review-cta-content p {
    color: var(--color-text-light);
    margin-bottom: var(--space-xl);
}

.review-cta-section .btn svg {
    color: #FFD700;
}