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

:root {
    /* Color Palette */
    --color-charcoal: #2C2C2C;
    --color-charcoal-light: #3A3A3A;
    --color-steel: #6B7280;
    --color-steel-light: #9CA3AF;
    --color-white: #FFFFFF;
    --color-off-white: #F9FAFB;
    --color-forge-orange: #D97706;
    --color-forge-orange-dark: #B45309;
    --color-forge-orange-light: #F59E0B;
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --container-max: 1200px;
    --section-padding: 6rem 2rem;
    --section-padding-mobile: 4rem 1.5rem;
    
    /* Effects */
    --transition: all 0.3s ease;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--color-charcoal);
    line-height: 1.6;
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 2rem;
}

.hidden {
    display: none !important;
}

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

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 600;
}

p {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--color-steel);
}

.lead {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--color-steel-light);
    font-weight: 400;
}

/* ===========================
   NAVIGATION
   =========================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(44, 44, 44, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: var(--transition);
}

.logo-accent {
    color: var(--color-forge-orange);
}

.logo:hover {
    color: var(--color-forge-orange);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--color-white);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
    transition: var(--transition);
    position: relative;
}

.nav-links a:not(.btn-nav-contact)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-forge-orange);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn-nav-contact):hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: var(--color-forge-orange);
}

.btn-nav-contact {
    background-color: var(--color-forge-orange);
    color: var(--color-white);
    padding: 0.625rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition);
}

.btn-nav-contact:hover {
    background-color: var(--color-forge-orange-dark);
    transform: translateY(-2px);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-white);
    transition: var(--transition);
    border-radius: 2px;
}

/* ===========================
   BUTTONS
   =========================== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
}

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

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

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

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

.btn-full {
    width: 100%;
}

/* ===========================
   HERO SECTION
   =========================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-charcoal) 0%, #1a1a1a 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 48%, rgba(217, 119, 6, 0.03) 48%, rgba(217, 119, 6, 0.03) 52%, transparent 52%),
        linear-gradient(-45deg, transparent 48%, rgba(217, 119, 6, 0.03) 48%, rgba(217, 119, 6, 0.03) 52%, transparent 52%);
    background-size: 80px 80px;
    opacity: 0.4;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(217, 119, 6, 0.1), transparent 60%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background-color: rgba(217, 119, 6, 0.15);
    color: var(--color-forge-orange);
    border: 1px solid var(--color-forge-orange);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2rem;
}

.hero-title {
    color: var(--color-white);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-steel-light);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-steel-light);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-forge-orange), transparent);
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0.5; }
}

/* ===========================
   SECTION LABELS & HEADERS
   =========================== */
.section-label {
    display: inline-block;
    color: var(--color-forge-orange);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
}

.section-header-center {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-steel);
    margin-top: 1rem;
    line-height: 1.7;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content h2 {
    margin-bottom: 1.5rem;
}

.about-content p {
    margin-bottom: 1.5rem;
}

.about-values {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.value-item h3 {
    color: var(--color-forge-orange);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.value-item p {
    color: var(--color-steel);
    font-size: 1rem;
}

.about-stats {
    display: grid;
    gap: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--color-charcoal) 0%, var(--color-charcoal-light) 100%);
    padding: 2.5rem 2rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(217, 119, 6, 0.2);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-forge-orange);
    box-shadow: 0 8px 24px rgba(217, 119, 6, 0.15);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-forge-orange);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--color-steel-light);
    font-weight: 500;
}

/* ===========================
   EXPERTISE SECTION
   =========================== */
.expertise {
    padding: var(--section-padding);
    background-color: var(--color-off-white);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.expertise-card {
    background-color: var(--color-white);
    padding: 2.5rem 2rem;
    border-radius: 8px;
    border: 2px solid transparent;
    transition: var(--transition);
}

.expertise-card:hover {
    border-color: var(--color-forge-orange);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.expertise-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-forge-orange) 0%, var(--color-forge-orange-light) 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.expertise-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-white);
}

.expertise-card h3 {
    margin-bottom: 1rem;
    color: var(--color-charcoal);
}

.expertise-card p {
    color: var(--color-steel);
    font-size: 1rem;
}

/* Financing Highlight */
.financing-highlight {
    background: linear-gradient(135deg, var(--color-charcoal) 0%, var(--color-charcoal-light) 100%);
    padding: 3rem 2.5rem;
    border-radius: 8px;
    border: 1px solid var(--color-forge-orange);
}

.financing-content h3 {
    color: var(--color-white);
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

.financing-content p {
    color: var(--color-steel-light);
    margin-bottom: 1.5rem;
}

.financing-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.badge {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    background-color: rgba(217, 119, 6, 0.15);
    color: var(--color-forge-orange);
    border: 1px solid var(--color-forge-orange);
    border-radius: 4px;
    font-size: 0.9375rem;
    font-weight: 600;
}

/* ===========================
   PROJECTS SECTION
   =========================== */
.projects {
    padding: var(--section-padding);
    background-color: var(--color-white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid var(--color-off-white);
    transition: var(--transition);
}

.project-card:hover {
    border-color: var(--color-forge-orange);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    position: relative;
    height: 280px;
    background: linear-gradient(135deg, var(--color-charcoal) 0%, var(--color-charcoal-light) 100%);
    background-image: 
        linear-gradient(45deg, rgba(217, 119, 6, 0.05) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(217, 119, 6, 0.05) 25%, transparent 25%);
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
}

.project-image.placeholder {
    opacity: 0.7;
}

.project-overlay {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.project-status {
    background-color: var(--color-forge-orange);
    color: var(--color-white);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 600;
}

.project-content {
    padding: 2rem;
}

.project-content h3 {
    margin-bottom: 0.5rem;
    color: var(--color-charcoal);
}

.project-location {
    color: var(--color-forge-orange);
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.project-description {
    color: var(--color-steel);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tag {
    padding: 0.375rem 0.875rem;
    background-color: var(--color-off-white);
    color: var(--color-charcoal);
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* ===========================
   CONTACT SECTION
   =========================== */
.contact {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--color-charcoal) 0%, #1a1a1a 100%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

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

.contact-info .section-label {
    color: var(--color-forge-orange);
}

.contact-info h2 {
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

.contact-info .lead {
    color: var(--color-steel-light);
    margin-bottom: 3rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-detail {
    display: flex;
    gap: 1.5rem;
    align-items: start;
}

.contact-detail svg {
    width: 24px;
    height: 24px;
    color: var(--color-forge-orange);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.contact-detail h4 {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.contact-detail p {
    color: var(--color-steel-light);
    font-size: 1rem;
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: 8px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-charcoal);
}

.form-group input,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid var(--color-off-white);
    border-radius: 4px;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: var(--transition);
    background-color: var(--color-off-white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-forge-orange);
    background-color: var(--color-white);
}

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

/* ===========================
   FOOTER
   =========================== */
.footer {
    background-color: var(--color-charcoal);
    color: var(--color-steel-light);
    padding: 4rem 2rem 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.footer-brand p {
    color: var(--color-steel-light);
    max-width: 400px;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.footer-column h4 {
    color: var(--color-white);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.footer-column ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-column a {
    color: var(--color-steel-light);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: var(--transition);
}

.footer-column a:hover {
    color: var(--color-forge-orange);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
}

.footer-url {
    color: var(--color-forge-orange);
    font-weight: 600;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */
@media (max-width: 968px) {
    .about-grid,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 4rem 1.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .financing-badges {
        justify-content: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .section-header-center {
        margin-bottom: 3rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.0625rem;
    }
    
    .contact-form-wrapper {
        padding: 2rem 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}