/* =========================================
   VARIABLES & DESIGN SYSTEM
   ========================================= */
:root {
    /* Color Palette */
    --clr-primary: #0B3B24;       /* Deep Forest Green */
    --clr-primary-light: #165636; /* Lighter Forest Green */
    --clr-secondary: #C5A25D;     /* Soft Gold / Champagne */
    --clr-secondary-hover: #D5B67A;
    --clr-accent: #4A5568;        /* Slate Gray */
    --clr-bg-light: #F8F9FA;      /* Off-White */
    --clr-bg-white: #FFFFFF;
    --clr-text-dark: #1A1A1A;
    --clr-text-muted: #64748B;
    --clr-border: #E2E8F0;
    --clr-error: #EF4444;
    --clr-success: #10B981;

    /* Typography */
    --font-main: 'Inter', sans-serif;
    
    /* Spacing & Sizing */
    --spacing-xs: 0.5rem;   /* 8px */
    --spacing-sm: 1rem;     /* 16px */
    --spacing-md: 2rem;     /* 32px */
    --spacing-lg: 4rem;     /* 64px */
    --spacing-xl: 8rem;     /* 128px */
    
    --container-width: 1200px;
    --border-radius: 4px;
    --transition-speed: 0.3s;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--clr-text-dark);
    background-color: var(--clr-bg-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img, picture, svg {
    max-width: 100%;
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--clr-primary);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--clr-text-muted);
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed) ease;
}

/* =========================================
   LAYOUT UTILITIES
   ========================================= */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.center {
    text-align: center;
}

/* =========================================
   BUTTONS
   ========================================= */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    text-align: center;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--clr-secondary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(197, 162, 93, 0.3);
}

.btn-block {
    display: block;
    width: 100%;
}

/* =========================================
   HEADER & NAVIGATION
   ========================================= */
.site-header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--clr-border);
    transition: all var(--transition-speed) ease;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo img {
    height: 48px;
    width: auto;
}

.desktop-nav ul {
    display: flex;
    gap: var(--spacing-md);
}

.desktop-nav a {
    font-weight: 500;
    color: var(--clr-primary);
    font-size: 0.95rem;
}

.desktop-nav a:hover {
    color: var(--clr-secondary);
}

/* Mobile Nav Structure */
.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001; /* Above the menu */
}

.hamburger,
.hamburger::before,
.hamburger::after {
    content: '';
    display: block;
    background: var(--clr-primary);
    height: 2px;
    width: 100%;
    position: absolute;
    transition: all 0.3s ease;
}

.hamburger { top: 11px; }
.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

.mobile-menu-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}
.mobile-menu-toggle[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg);
    top: 0;
    background: var(--clr-primary);
}
.mobile-menu-toggle[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
    background: var(--clr-primary);
}

.mobile-nav {
    position: fixed;
    top: 0;
    left: 100%;
    width: 100%;
    height: 100vh;
    background-color: var(--clr-bg-white);
    padding-top: 100px;
    transition: left var(--transition-speed) ease;
    z-index: 999;
}

.mobile-nav.is-open {
    left: 0;
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.mobile-nav a {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--clr-primary);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero-section {
    position: relative;
    padding-top: 160px; /* Account for header */
    padding-bottom: var(--spacing-xl);
    background-color: var(--clr-primary);
    background-image: url('hero-bg.png'); /* Premium Hero Image */
    background-size: cover;
    background-position: center;
    color: var(--clr-bg-white);
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 59, 36, 0.95) 0%, rgba(22, 86, 54, 0.8) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-content h1 {
    color: var(--clr-bg-white);
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.hero-content .subheadline {
    color: #E2E8F0;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    max-width: 600px;
}

/* =========================================
   ABOUT FOUNDER SECTION
   ========================================= */
.founder-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--clr-bg-white);
}

.founder-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 4/5;
    background-color: var(--clr-bg-light);
    border: 1px solid var(--clr-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-text-muted);
    font-weight: 600;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.founder-title {
    color: var(--clr-secondary);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

/* =========================================
   SERVICES SECTION
   ========================================= */
.services-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--clr-bg-light);
}

.section-header {
    margin-bottom: var(--spacing-lg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background-color: var(--clr-bg-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    border-top: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-top-color: var(--clr-secondary);
}

.service-icon {
    color: var(--clr-primary);
    margin-bottom: var(--spacing-sm);
}

/* =========================================
   CONTACT SECTION
   ========================================= */
.contact-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--clr-primary);
    color: var(--clr-bg-white);
}

.contact-section h2 {
    color: var(--clr-bg-white);
}

.contact-section p {
    color: #CBD5E1;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
}

.modern-form {
    background-color: var(--clr-bg-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    color: var(--clr-text-dark);
}

.form-group {
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--clr-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--border-radius);
    font-family: var(--font-main);
    font-size: 1rem;
    transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--clr-secondary);
    box-shadow: 0 0 0 3px rgba(197, 162, 93, 0.2);
}

.error-message {
    display: none;
    color: var(--clr-error);
    font-size: 0.8rem;
    margin-top: 4px;
}

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

.form-group.has-error .error-message {
    display: block;
}

.form-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--clr-success);
    padding: 1rem;
    margin-top: 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid var(--clr-success);
}

.hidden {
    display: none;
}

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
    background-color: #052114; /* Darker than primary */
    color: var(--clr-bg-white);
    padding: var(--spacing-md) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-logo {
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    margin-bottom: 0.25rem;
    display: block;
}

.site-footer p {
    color: #94A3B8;
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* =========================================
   MEDIA QUERIES
   ========================================= */
@media (max-width: 992px) {
    .founder-grid,
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        margin-bottom: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }
    
    :root {
        --spacing-xl: 4rem;
        --spacing-lg: 3rem;
    }
    
    .hero-section {
        padding-top: 120px;
    }
}