/* ========================================
   FIST CITY FABRICATION - MAIN STYLESHEET
   Industrial welding and fabrication company
   ======================================== */

/* ========================================
   CSS VARIABLES & RESET
   ======================================== */
:root {
    /* Primary Colors - Industrial Theme */
    --color-bg-dark: #0d0d0d;
    --color-bg-primary: #1a1a1a;
    --color-bg-secondary: #2d2d2d;
    --color-bg-tertiary: #3a3a3a;
    
    /* Accent Colors - From Logo */
    --color-accent: #C41E3A;
    --color-accent-dark: #8B0000;
    --color-accent-light: #E63950;
    
    /* Text Colors */
    --color-text-primary: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-text-muted: #707070;
    
    /* Utility */
    --color-border: #404040;
    --color-success: #22c55e;
    
    /* Typography */
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-max: 1200px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-dark);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ========================================
   UTILITY CLASSES
   ======================================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--color-accent);
}

.section-subtitle {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: 50px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 35px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-text-primary);
}

.btn-primary:hover {
    background: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(196, 30, 58, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-text-primary);
}

.btn-outline:hover {
    background: var(--color-text-primary);
    color: var(--color-bg-dark);
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    background: transparent;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.nav-logo img {
    height: 50px;
    width: auto;
}

.nav-logo-text {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.2;
}

.nav-logo-text span {
    display: block;
    font-size: 0.7rem;
    color: var(--color-accent);
    font-weight: 500;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-primary);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-normal);
}

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

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

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

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-fast);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-primary) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(196, 30, 58, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(196, 30, 58, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: rgba(196, 30, 58, 0.2);
    border: 1px solid var(--color-accent);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
    margin-bottom: 30px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 7vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 25px;
}

.hero h1 .highlight {
    color: var(--color-accent);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: 40px;
    max-width: 550px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 50px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 5px;
}

.hero-decoration {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    opacity: 0.1;
    pointer-events: none;
}

.hero-decoration img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services {
    padding: var(--section-padding);
    background: var(--color-bg-primary);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--color-bg-secondary);
    padding: 40px 30px;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid transparent;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--color-accent);
    transition: height var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-border);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-card:hover::before {
    height: 100%;
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(196, 30, 58, 0.15);
    border-radius: 8px;
    margin-bottom: 25px;
    color: var(--color-accent);
}

.service-icon svg {
    width: 30px;
    height: 30px;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.service-card ul {
    list-style: none;
    margin-top: 20px;
}

.service-card ul li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    padding: 5px 0;
}

.service-card ul li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
}

/* ========================================
   PORTFOLIO SECTION
   ======================================== */
.portfolio {
    padding: var(--section-padding);
    background: var(--color-bg-dark);
}

.portfolio-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 50px;
}

.portfolio-filters {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-text-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.portfolio-item {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: 8px;
    cursor: pointer;
    background: var(--color-bg-secondary);
}

.portfolio-item.large {
    grid-column: span 2;
    grid-row: span 2;
}

.portfolio-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    gap: 10px;
}

.portfolio-placeholder svg {
    opacity: 0.5;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13, 13, 13, 0.95) 0%, rgba(13, 13, 13, 0.3) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h4 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.portfolio-overlay p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

.portfolio-overlay .tag {
    display: inline-block;
    padding: 5px 12px;
    background: var(--color-accent);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 3px;
    margin-top: 15px;
    width: fit-content;
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */
.testimonials {
    padding: var(--section-padding);
    background: var(--color-bg-primary);
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '"';
    position: absolute;
    top: 50px;
    left: 50px;
    font-family: Georgia, serif;
    font-size: 400px;
    color: var(--color-bg-secondary);
    line-height: 1;
    pointer-events: none;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.testimonial-card {
    background: var(--color-bg-secondary);
    padding: 40px;
    border-radius: 8px;
    position: relative;
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
}

.testimonial-stars {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
    color: #fbbf24;
}

.testimonial-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 30px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-avatar {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
}

.testimonial-info h5 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.testimonial-info p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ========================================
   CONTACT / INQUIRY SECTION
   ======================================== */
.contact {
    padding: var(--section-padding);
    background: var(--color-bg-dark);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info {
    position: sticky;
    top: 120px;
}

.contact-info .section-title {
    margin-bottom: 30px;
}

.contact-info > p {
    color: var(--color-text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border-radius: 8px;
    color: var(--color-accent);
    flex-shrink: 0;
}

.contact-item-text h5 {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-muted);
    margin-bottom: 5px;
}

.contact-item-text p,
.contact-item-text a {
    font-size: 1rem;
    color: var(--color-text-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* Inquiry Form */
.inquiry-form {
    background: var(--color-bg-primary);
    padding: 50px;
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.form-header {
    margin-bottom: 40px;
}

.form-header h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.form-header p {
    color: var(--color-text-secondary);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-secondary);
}

.form-group label .required {
    color: var(--color-accent);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 15px 20px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text-primary);
    transition: all var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23707070' 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 15px center;
    background-size: 18px;
}

.form-group select option {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-submit {
    margin-top: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.form-submit .btn {
    min-width: 200px;
    justify-content: center;
}

.form-note {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--color-bg-primary);
    padding: 60px 0 30px;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

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

.footer-brand img {
    height: 60px;
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border-radius: 6px;
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-accent);
    color: var(--color-text-primary);
}

.footer-column h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 25px;
    color: var(--color-text-primary);
}

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

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-column ul a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-bottom-links {
    display: flex;
    gap: 30px;
}

.footer-bottom-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

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

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-item.large {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        position: static;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 70px 0;
    }
    
    /* Mobile Navigation */
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-bg-primary);
        flex-direction: column;
        padding: 100px 40px 40px;
        gap: 30px;
        transition: right var(--transition-normal);
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.3);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 30px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-item.large {
        grid-column: span 1;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-group.full-width {
        grid-column: span 1;
    }
    
    .inquiry-form {
        padding: 30px 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .service-card {
        padding: 30px 20px;
    }
    
    .testimonial-card {
        padding: 30px 20px;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Scroll reveal animation classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}