/* ========================================
   Elite Staffing-Carol Stream
   Clean Minimalist Design System
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
    --color-emerald-50: #ecfdf5;
    --color-emerald-100: #d1fae5;
    --color-emerald-200: #a7f3d0;
    --color-emerald-300: #6ee7b7;
    --color-emerald-400: #34d399;
    --color-emerald-500: #10b981;
    --color-emerald-600: #059669;
    --color-emerald-700: #047857;
    --color-emerald-800: #065f46;
    --color-emerald-900: #064e3b;
    --color-emerald-950: #022c22;
    
    --color-cream-50: #fefdf8;
    --color-cream-100: #fdf9ee;
    --color-cream-200: #faf3dc;
    --color-cream-300: #f5e9c0;
    --color-cream-400: #edd99a;
    --color-cream-500: #e2c47a;
    
    --color-white: #ffffff;
    --color-black: #0a0a0a;
    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f5;
    --color-gray-200: #e5e5e5;
    --color-gray-300: #d4d4d4;
    --color-gray-400: #a3a3a3;
    --color-gray-500: #737373;
    --color-gray-600: #525252;
    --color-gray-700: #404040;
    --color-gray-800: #262626;
    --color-gray-900: #171717;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    --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;
    --space-5xl: 8rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --max-width: 1200px;
}

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

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

body {
    font-family: var(--font-sans);
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-gray-800);
    background-color: var(--color-cream-50);
}

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

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

ul {
    list-style: none;
}

/* --- Utility --- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(254, 253, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
    border-bottom-color: var(--color-cream-200);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-emerald-700);
    color: var(--color-white);
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--color-gray-900);
    letter-spacing: -0.01em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--color-gray-600);
    letter-spacing: 0.01em;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-emerald-700);
    transition: width var(--transition-base);
}

.nav-links a:hover {
    color: var(--color-emerald-700);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    font-size: 0.8125rem !important;
    font-weight: 500 !important;
    color: var(--color-emerald-700) !important;
    border: 1px solid var(--color-emerald-700);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast), color var(--transition-fast) !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--color-emerald-700) !important;
    color: var(--color-white) !important;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.hamburger {
    display: block;
    width: 20px;
    height: 1px;
    background: var(--color-gray-700);
    position: relative;
    transition: background var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 1px;
    background: var(--color-gray-700);
    left: 0;
    transition: transform var(--transition-base);
}

.hamburger::before { top: -6px; }
.hamburger::after { bottom: -6px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.nav-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    bottom: 0;
}

/* --- Hero Section --- */
.hero {
    padding-top: 72px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--color-cream-50);
}

.hero-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-4xl) var(--space-xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.hero-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-emerald-700);
    margin-bottom: var(--space-xl);
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-gray-900);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
}

.hero-headline em {
    font-style: italic;
    color: var(--color-emerald-700);
}

.hero-subheadline {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--color-gray-600);
    margin-bottom: var(--space-2xl);
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

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

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-emerald-700);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-gray-500);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.divider-stat {
    width: 1px;
    height: 40px;
    background: var(--color-cream-300);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: 720px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.hero-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    border: 1px solid var(--color-emerald-200);
    border-radius: var(--radius-lg);
    z-index: -1;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-emerald-700);
    color: var(--color-white);
    border-color: var(--color-emerald-700);
}

.btn-primary:hover {
    background: var(--color-emerald-800);
    border-color: var(--color-emerald-800);
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray-700);
    border-color: var(--color-gray-300);
}

.btn-ghost:hover {
    border-color: var(--color-emerald-700);
    color: var(--color-emerald-700);
}

.btn-full {
    width: 100%;
}

/* --- Section Headers --- */
.section-header {
    margin-bottom: var(--space-4xl);
}

.section-header--centered {
    text-align: center;
}

.section-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-emerald-700);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 3vw, 2.75rem);
    font-weight: 400;
    line-height: 1.2;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-lg);
}

.section-subtitle {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--color-gray-600);
    max-width: 560px;
}

/* --- Services Section --- */
.services {
    padding: var(--space-5xl) 0;
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.service-card {
    padding: var(--space-2xl);
    border: 1px solid var(--color-cream-200);
    border-radius: var(--radius-lg);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.service-card:hover {
    border-color: var(--color-emerald-200);
    box-shadow: 0 4px 24px rgba(4, 120, 87, 0.06);
}

.service-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-emerald-50);
    border-radius: var(--radius-md);
    color: var(--color-emerald-700);
    margin-bottom: var(--space-xl);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
    letter-spacing: -0.01em;
}

.service-description {
    font-size: 0.9375rem;
    line-height: 1.75;
    color: var(--color-gray-600);
}

/* --- About Section --- */
.about {
    padding: var(--space-5xl) 0;
    background: var(--color-cream-50);
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image-wrapper img {
    width: 100%;
    height: 640px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.about-image-border {
    position: absolute;
    top: -12px;
    left: -12px;
    width: 100%;
    height: 100%;
    border: 1px solid var(--color-emerald-200);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.about-content {
    padding: var(--space-xl) 0;
}

.about-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-gray-600);
    margin-bottom: var(--space-lg);
}

.about-values {
    margin-top: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

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

.value-line {
    flex-shrink: 0;
    width: 24px;
    height: 1px;
    background: var(--color-emerald-700);
    margin-top: 0.5em;
}

.value-text {
    font-size: 0.9375rem;
    color: var(--color-gray-700);
    line-height: 1.6;
}

/* --- Why Us Section --- */
.why-us {
    padding: var(--space-5xl) 0;
    background: var(--color-emerald-900);
}

.why-us .section-eyebrow {
    color: var(--color-emerald-300);
}

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

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.why-card {
    padding: var(--space-2xl);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.03);
    transition: border-color var(--transition-base);
}

.why-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.why-number {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-emerald-400);
    line-height: 1;
    margin-bottom: var(--space-lg);
}

.why-card-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: var(--space-md);
    letter-spacing: -0.01em;
}

.why-card-text {
    font-size: 0.9375rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.6);
}

/* --- Testimonial Section --- */
.testimonial {
    padding: var(--space-5xl) 0;
    background: var(--color-cream-100);
}

.testimonial-content {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

.testimonial-quote {
    color: var(--color-emerald-300);
    margin-bottom: var(--space-xl);
}

.testimonial-text {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2.5vw, 1.625rem);
    font-weight: 400;
    font-style: italic;
    line-height: 1.6;
    color: var(--color-gray-800);
    margin-bottom: var(--space-xl);
}

.testimonial-attribution {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-emerald-700);
    letter-spacing: 0.02em;
}

/* --- Contact Section --- */
.contact {
    padding: var(--space-5xl) 0;
    background: var(--color-white);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: start;
}

.contact-intro {
    font-size: 1rem;
    line-height: 1.75;
    color: var(--color-gray-600);
    margin-bottom: var(--space-2xl);
}

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

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

.contact-detail-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-emerald-50);
    border-radius: var(--radius-md);
    color: var(--color-emerald-700);
}

.contact-detail-label {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gray-400);
    margin-bottom: var(--space-xs);
}

.contact-detail-value {
    font-size: 0.9375rem;
    color: var(--color-gray-800);
    line-height: 1.6;
}

.contact-link {
    color: var(--color-emerald-700);
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--color-emerald-600);
}

/* --- Contact Form --- */
.contact-form-wrapper {
    background: var(--color-cream-50);
    border: 1px solid var(--color-cream-200);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

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

.form-group label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-gray-700);
    letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--color-gray-800);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-emerald-500);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

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

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23737373' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* --- Form Success --- */
.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
    gap: var(--space-md);
}

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

.success-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-emerald-50);
    border-radius: 50%;
    color: var(--color-emerald-700);
}

.success-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-gray-900);
}

.success-text {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    line-height: 1.7;
    max-width: 320px;
}

/* --- Map Section --- */
.map-section {
    height: 360px;
    background: var(--color-gray-200);
}

.map-section iframe {
    filter: grayscale(0.5) contrast(1.05);
}

/* --- Footer --- */
.footer {
    background: var(--color-gray-900);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-4xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .nav-logo {
    margin-bottom: var(--space-lg);
}

.footer-brand .logo-text {
    color: var(--color-white);
}

.footer-tagline {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.5);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
}

.footer-col-title {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: var(--space-lg);
}

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

.footer-col a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-emerald-400);
}

.footer-bottom {
    padding-top: var(--space-xl);
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.35);
}

/* --- Scroll Reveal (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Mobile Responsive --- */
@media (max-width: 1024px) {
    .hero-container {
        gap: var(--space-2xl);
    }
    
    .hero-image img {
        height: 560px;
    }
    
    .services-grid,
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .about-layout {
        gap: var(--space-2xl);
    }
}

@media (max-width: 768px) {
    :root {
        --space-4xl: 4rem;
        --space-5xl: 5rem;
    }
    
    .nav-links {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(254, 253, 248, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        justify-content: center;
        gap: var(--space-xl);
        opacity: 0;
        visibility: hidden;
        transition: opacity var(--transition-base), visibility var(--transition-base);
    }
    
    .nav-links.open {
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links a {
        font-size: 1.125rem;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .hero {
        min-height: auto;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        padding: var(--space-3xl) var(--space-xl);
        gap: var(--space-2xl);
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-image img {
        height: 400px;
    }
    
    .hero-image-accent {
        display: none;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-lg);
    }
    
    .about-layout,
    .contact-layout {
        grid-template-columns: 1fr;
    }
    
    .about-image-wrapper img {
        height: 400px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 480px) {
    .hero-headline {
        font-size: 1.75rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .service-card {
        padding: var(--space-xl);
    }
}