/**
 * Scott Terry Plumbing - Main Stylesheet
 * Mobile-first responsive design with micro-interactions
 * Brand Colors: #1A237E (Deep Navy), #FFFFFF (White), #4F6D7A (Muted Blue-Grey), #333333 (Dark Grey)
 * Fonts: Montserrat (headings), Roboto (body)
 */

/* ========================================
   CSS Custom Properties (Design Tokens)
   ======================================== */
:root {
    /* Brand Colors */
    --color-primary: #1A237E;
    --color-primary-dark: #0d1654;
    --color-primary-light: #303F9F;
    --color-accent: #4F6D7A;
    --color-accent-light: #6d8a97;
    --color-white: #FFFFFF;
    --color-dark: #333333;
    --color-grey-100: #F5F5F5;
    --color-grey-200: #E0E0E0;
    --color-grey-300: #BDBDBD;
    --color-grey-600: #757575;
    --color-success: #2E7D32;
    --color-error: #C62828;
    --color-emergency: #D32F2F;
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Roboto', sans-serif;
    
    /* Font Sizes (Mobile First) */
    --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;
    
    /* 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;
    
    /* Layout */
    --container-max: 1200px;
    --header-height: 70px;
    --border-radius-sm: 4px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 0.15s ease-out;
    --transition-base: 0.2s ease-in-out;
    --transition-slow: 0.3s ease-in-out;
}

/* ========================================
   Base Reset & Typography
   ======================================== */
*,
*::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;
}

/* Reduced motion preference - fallback for animations */
@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: var(--text-base);
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

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

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }

@media (min-width: 768px) {
    h1 { font-size: var(--text-4xl); }
    h2 { font-size: var(--text-3xl); }
    h3 { font-size: var(--text-2xl); }
}

@media (min-width: 1024px) {
    h1 { font-size: var(--text-5xl); }
    h2 { font-size: var(--text-4xl); }
}

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

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

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

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

/* ========================================
   Layout Components
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-6);
    }
}

.section {
    padding: var(--space-12) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-16) 0;
    }
}

@media (min-width: 1024px) {
    .section {
        padding: var(--space-20) 0;
    }
}

.section--alt {
    background-color: var(--color-grey-100);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-10);
}

.section-title {
    margin-bottom: var(--space-3);
    position: relative;
}

/* Clean line separator under section titles - Micro Detail #3 */
.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    margin: var(--space-4) auto 0;
    border-radius: 2px;
}

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

.section-title--light::after {
    background: linear-gradient(90deg, var(--color-white), var(--color-accent-light));
}

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

/* ========================================
   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-base);
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn:focus {
    outline: 2px solid var(--color-white);
    outline-offset: 2px;
}

/* Primary CTA - Micro Detail #1: Subtle gradient that darkens on hover */
.btn-primary {
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background: var(--color-grey-100);
    color: var(--color-primary);
    transform: scale(1.05);
}

.btn-icon {
    flex-shrink: 0;
}

/* ========================================
   Header / Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--color-primary);
    z-index: 100;
    box-shadow: var(--shadow);
}

.header .container {
    height: 100%;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Text-based Logo as per PRD (no graphic logo) */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: -0.5px;
}

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

/* Mobile Menu Toggle - Hamburger Animation (Micro Detail) */
.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 28px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 110;
}

.hamburger-line {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-white);
    border-radius: 2px;
    transition: transform var(--transition-slow), opacity var(--transition-slow);
    transform-origin: center;
}

/* Hamburger to X animation */
.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
}

/* Navigation Menu */
.nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-primary);
    padding: var(--space-4) 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-slow), opacity var(--transition-slow), visibility var(--transition-slow);
    box-shadow: var(--shadow-md);
}

.nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

@media (min-width: 768px) {
    .nav-menu {
        position: static;
        flex-direction: row;
        transform: none;
        opacity: 1;
        visibility: visible;
        padding: 0;
        background: transparent;
        box-shadow: none;
        gap: var(--space-6);
    }
}

/* Nav Links - Underline animation on hover (Micro Interaction) */
.nav-link {
    position: relative;
    display: block;
    padding: var(--space-2) var(--space-4);
    color: var(--color-white);
    font-family: var(--font-heading);
    font-size: var(--text-base);
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.nav-link:hover::after,
.nav-link:focus::after {
    width: 80%;
    left: 10%;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--color-grey-200);
}

@media (min-width: 768px) {
    .nav-link {
        padding: var(--space-2) 0;
    }
}

/* Phone Link in Nav */
.phone-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-white);
    color: var(--color-primary);
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.phone-link:hover {
    background: var(--color-grey-100);
    color: var(--color-primary);
    transform: scale(1.02);
}

.phone-icon {
    flex-shrink: 0;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--header-height) + var(--space-8)) var(--space-4) var(--space-8);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* Hero Overlay with subtle texture - Micro Detail #4 */
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(79, 109, 122, 0.85) 0%,
        rgba(26, 35, 126, 0.75) 100%
    );
    /* Subtle linen texture effect via repeating gradient */
    background-image: 
        linear-gradient(135deg, rgba(79, 109, 122, 0.85) 0%, rgba(26, 35, 126, 0.75) 100%),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.02) 2px,
            rgba(255, 255, 255, 0.02) 4px
        );
}

/* Parallax effect for desktop */
@media (min-width: 1024px) {
    .hero-image {
        /* Parallax - controlled via JS */
        will-change: transform;
    }
    
    .hero.parallax-enabled .hero-image {
        height: 120%;
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero-title {
    color: var(--color-white);
    font-size: var(--text-3xl);
    font-weight: 800;
    margin-bottom: var(--space-4);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

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

@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--text-5xl);
    }
}

.hero-tagline {
    color: var(--color-white);
    font-size: var(--text-lg);
    font-weight: 400;
    margin-bottom: var(--space-8);
    opacity: 0.95;
}

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

.hero-cta-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

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

.hero-trust {
    color: var(--color-white);
    font-size: var(--text-sm);
    opacity: 0.85;
    font-weight: 500;
}

/* ========================================
   Services Section
   ======================================== */
.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 Cards - Hover lift effect (Micro Interaction) */
.service-card {
    position: relative;
    background: var(--color-white);
    padding: var(--space-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    background-color: var(--color-grey-100);
}

.service-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-4);
    background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
    border-radius: 50%;
    transition: transform var(--transition-base);
}

/* Icon wobble on hover - Micro Detail #2 */
.service-card:hover .service-icon-wrapper {
    animation: iconWobble 0.4s ease-in-out;
}

@keyframes iconWobble {
    0%, 100% { transform: rotate(0deg) scale(1); }
    25% { transform: rotate(-5deg) scale(1.05); }
    75% { transform: rotate(5deg) scale(1.05); }
}

@media (prefers-reduced-motion: reduce) {
    .service-card:hover .service-icon-wrapper {
        animation: none;
        transform: scale(1.05);
    }
}

.service-icon {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.service-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
    color: var(--color-primary);
}

.service-description {
    color: var(--color-grey-600);
    font-size: var(--text-sm);
    line-height: 1.6;
}

/* Emergency Service Card */
.service-card--emergency {
    border: 2px solid var(--color-emergency);
}

.emergency-badge {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    background: var(--color-emergency);
    color: var(--color-white);
    font-size: var(--text-xs);
    font-weight: 600;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--border-radius-sm);
}

.services-cta {
    text-align: center;
    margin-top: var(--space-10);
}

/* ========================================
   About Section
   ======================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    align-items: center;
    margin-bottom: var(--space-10);
}

@media (min-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-12);
    }
}

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

.about-content .section-title::after {
    margin: var(--space-4) 0 0;
}

.about-intro {
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--space-4);
}

.about-text {
    color: var(--color-grey-600);
    margin-bottom: var(--space-4);
}

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

.about-image {
    width: 100%;
    height: auto;
    transition: transform var(--transition-slow);
}

.about-image-wrapper:hover .about-image {
    transform: scale(1.03);
}

/* Why Choose Us - with checkmark icons - Micro Detail #6 */
.why-choose-us {
    background: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
}

.why-choose-title {
    text-align: center;
    margin-bottom: var(--space-6);
    color: var(--color-primary);
}

.why-choose-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3);
    list-style: none;
}

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

.why-choose-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--border-radius);
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.why-choose-item:hover {
    background: var(--color-grey-100);
}

/* Checkmark scale on hover - Micro Detail #6 */
.why-choose-item:hover .checkmark-icon {
    transform: scale(1.2);
}

.checkmark-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    fill: var(--color-accent);
    transition: transform var(--transition-fast);
}

/* ========================================
   Process Section
   ======================================== */
.process-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    position: relative;
}

@media (min-width: 1024px) {
    .process-steps {
        flex-direction: row;
        align-items: flex-start;
        gap: var(--space-4);
    }
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

/* Animation trigger class added via JS */
.process-step.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animation delay */
.process-step[data-step="1"].is-visible { transition-delay: 0s; }
.process-step[data-step="2"].is-visible { transition-delay: 0.1s; }
.process-step[data-step="3"].is-visible { transition-delay: 0.2s; }
.process-step[data-step="4"].is-visible { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
    .process-step {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

.process-icon-wrapper {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border: 3px solid var(--color-accent);
    border-radius: 50%;
    margin-bottom: var(--space-4);
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), border-color var(--transition-base);
}

.process-step:hover .process-icon-wrapper {
    transform: scale(1.05);
    border-color: var(--color-primary);
}

.process-icon {
    width: 56px;
    height: 56px;
    object-fit: contain;
}

.process-number {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--space-2);
}

.process-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
    color: var(--color-primary);
}

.process-description {
    color: var(--color-grey-600);
    font-size: var(--text-sm);
    max-width: 250px;
}

/* Process Connector Lines */
.process-connector {
    display: none;
}

@media (min-width: 1024px) {
    .process-connector {
        display: block;
        flex: 0 0 40px;
        height: 2px;
        background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-primary) 100%);
        margin-top: 50px;
        position: relative;
    }
    
    /* Dashed style - Micro Detail #3 */
    .process-connector::before {
        content: '';
        position: absolute;
        top: -2px;
        left: 0;
        right: 0;
        height: 6px;
        background: repeating-linear-gradient(
            90deg,
            var(--color-accent),
            var(--color-accent) 8px,
            transparent 8px,
            transparent 16px
        );
    }
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

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

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

.testimonial-card {
    background: var(--color-white);
    padding: var(--space-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    position: relative;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.testimonial-quote-icon {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    color: var(--color-grey-200);
    opacity: 0.5;
}

.testimonial-quote {
    margin-bottom: var(--space-4);
}

.testimonial-quote p {
    font-size: var(--text-base);
    font-style: italic;
    color: var(--color-dark);
    line-height: 1.7;
}

.testimonial-author {
    border-top: 1px solid var(--color-grey-200);
    padding-top: var(--space-4);
}

.testimonial-author cite {
    font-style: normal;
    font-weight: 600;
    color: var(--color-primary);
}

/* ========================================
   Blog Section
   ======================================== */
.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

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

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

/* Blog Card - Hover effect with border change (Micro Interaction) */
.blog-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 2px solid transparent;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    cursor: pointer;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-accent);
}

.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(1.08);
}

.blog-content {
    padding: var(--space-4);
}

.blog-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-2);
    color: var(--color-primary);
    line-height: 1.3;
}

.blog-excerpt {
    color: var(--color-grey-600);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin-bottom: var(--space-3);
}

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

.blog-link::after {
    content: '\2192';
    transition: transform var(--transition-fast);
}

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

/* ========================================
   Contact Section
   ======================================== */
.contact {
    background: var(--color-primary);
    color: var(--color-white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
}

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

.contact-info {
    color: var(--color-white);
}

.contact-intro {
    opacity: 0.9;
    margin-bottom: var(--space-6);
    font-size: var(--text-lg);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.contact-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    stroke: var(--color-white);
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.contact-item strong {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-1);
}

.contact-item a {
    color: var(--color-white);
    text-decoration: underline;
}

.contact-item a:hover {
    color: var(--color-grey-200);
}

.contact-item span {
    opacity: 0.9;
}

.contact-emergency {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--border-radius);
    font-weight: 600;
}

.emergency-icon {
    width: 20px;
    height: 20px;
    fill: var(--color-white);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-white);
    padding: var(--space-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
    .contact-form-wrapper {
        padding: var(--space-8);
    }
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

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

.form-label {
    font-weight: 500;
    color: var(--color-dark);
    font-size: var(--text-sm);
}

/* Form Input - Border highlight on focus (Micro Interaction) */
.form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--color-dark);
    background: var(--color-white);
    border: 2px solid var(--color-grey-200);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder {
    color: var(--color-grey-300);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 35, 126, 0.1);
}

.form-input.is-invalid {
    border-color: var(--color-error);
}

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

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

.form-error.is-visible {
    display: block;
}

/* Submit Button */
.btn-submit {
    width: 100%;
    padding: var(--space-4);
    position: relative;
}

.btn-loading {
    display: none;
}

.btn-submit.is-loading .btn-text {
    visibility: hidden;
}

.btn-submit.is-loading .btn-loading {
    display: block;
    position: absolute;
}

.spinner {
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .spinner {
        animation: none;
    }
}

/* Form Success Message */
.form-success {
    display: none;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4);
    background: #E8F5E9;
    color: var(--color-success);
    border-radius: var(--border-radius);
    font-weight: 500;
}

.form-success.is-visible {
    display: flex;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--space-12) 0 var(--space-6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-8);
    margin-bottom: var(--space-10);
}

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

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: var(--space-10);
    }
}

.footer-brand {
    grid-column: 1 / -1;
}

@media (min-width: 1024px) {
    .footer-brand {
        grid-column: auto;
    }
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 800;
    display: block;
    margin-bottom: var(--space-2);
}

.footer-tagline {
    opacity: 0.8;
    font-size: var(--text-sm);
}

.footer-heading {
    font-size: var(--text-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-4);
    opacity: 0.7;
}

.footer-phone {
    display: block;
    color: var(--color-white);
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.footer-phone:hover {
    color: var(--color-grey-200);
}

.footer-address {
    font-style: normal;
    opacity: 0.8;
    font-size: var(--text-sm);
    line-height: 1.6;
}

.footer-hours p {
    font-size: var(--text-sm);
    opacity: 0.8;
    margin-bottom: var(--space-1);
}

.footer-emergency {
    color: var(--color-white);
    font-weight: 600;
    opacity: 1;
    margin-top: var(--space-2);
}

.footer-cta {
    display: flex;
    align-items: flex-start;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-copyright {
    font-size: var(--text-sm);
    opacity: 0.7;
}

.footer-legal a {
    color: var(--color-white);
    font-size: var(--text-sm);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.footer-legal a:hover {
    opacity: 1;
    color: var(--color-white);
}

/* ========================================
   Utility Classes
   ======================================== */
.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;
}