:root {
    /* Industrial Utilitarian Palette */
    --color-bg: #0A0A0A;
    --color-surface: #171717;
    --color-surface-hover: #262626;
    --color-primary: #FACC15; /* Safety Yellow */
    --color-text: #F8FAFC;
    --color-text-dim: #94A3B8;
    
    --font-display: 'Oswald', sans-serif;
    --font-body: 'Work Sans', sans-serif;
    
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* Header */
.header {
    border-bottom: 1px solid var(--color-surface);
    padding: var(--space-md) 0;
    background-color: var(--color-bg);
}

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

.logo-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    transition: transform 0.2s;
}

.logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.logo-title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--color-primary);
    text-transform: uppercase;
    line-height: 1.1;
    letter-spacing: 0.5px;
}

.logo-subtitle {
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: var(--color-text);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
}

.logo-link:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 70px;
    width: auto;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.5));
}

/* Screen reader only for accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.status-badge {
    background-color: rgba(34, 197, 94, 0.1);
    color: #4ADE80;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid rgba(74, 222, 128, 0.2);
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Hero Section */
.hero {
    padding: var(--space-xl) 0;
    background-image: 
        linear-gradient(rgba(10, 10, 10, 0.9), rgba(10, 10, 10, 0.8)),
        url('https://images.unsplash.com/photo-1510443048560-f421f1969a59?q=80&w=2670&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    min-height: 75vh;
    display: flex;
    align-items: center;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    align-items: center;
    width: 100%;
}

@media (min-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-image-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-placeholder {
    width: 100%;
    aspect-ratio: 5/4;
    max-height: 500px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 2px dashed rgba(250, 204, 21, 0.4);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--color-text-dim);
    text-align: center;
    padding: var(--space-md);
    gap: var(--space-sm);
    transition: all 0.3s ease;
}

.hero-placeholder:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(250, 204, 21, 0.8);
}

.hero-placeholder svg {
    color: var(--color-primary);
    opacity: 0.8;
    margin-bottom: var(--space-sm);
}

.hero-placeholder small {
    display: block;
    margin-top: var(--space-sm);
    font-size: 0.85rem;
    opacity: 0.7;
    line-height: 1.4;
}

.hero-img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.6));
}

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 5rem);
    text-transform: uppercase;
    line-height: 1.1;
    margin-bottom: var(--space-md);
    letter-spacing: -1px;
}

.hero-title span {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-dim);
    max-width: 500px;
    margin-bottom: var(--space-lg);
}

.cta-group {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.btn-whatsapp,
.btn-call {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 1rem 1.5rem;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
    text-transform: uppercase;
    border-radius: 2px;
    transition: transform 0.2s, background-color 0.2s;
    box-shadow: 4px 4px 0 rgba(255, 255, 255, 0.1);
}

.btn-whatsapp {
    background-color: var(--color-primary);
    color: var(--color-bg);
}

.btn-whatsapp:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 rgba(255, 255, 255, 0.2);
    background-color: #FDE047;
}

.btn-call {
    background-color: var(--color-surface);
    color: var(--color-text);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.5);
}

.btn-call:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.7);
    background-color: var(--color-surface-hover);
}

/* Services */
.services {
    padding: var(--space-xl) 0;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: var(--space-lg);
    text-align: center;
    letter-spacing: 1px;
}

.grid-services {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

@media (min-width: 768px) {
    .grid-services {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background-color: var(--color-surface);
    padding: var(--space-lg);
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: background-color 0.2s;
}

.service-card:hover {
    background-color: var(--color-surface-hover);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.service-card h4 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.service-card p {
    color: var(--color-text-dim);
    font-size: 0.95rem;
}
/* Features */
.features {
    padding: var(--space-lg) 0 var(--space-xl) 0;
}

.features .section-title {
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-dim);
    margin-bottom: var(--space-lg);
    font-size: 1.125rem;
}

.grid-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

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

@media (min-width: 900px) {
    .grid-features {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background-color: var(--color-surface);
    padding: var(--space-lg);
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.2s, background-color 0.2s, border-color 0.2s;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.feature-card:hover {
    background-color: var(--color-surface-hover);
    transform: translateY(-4px);
    border-color: rgba(250, 204, 21, 0.3);
}

.feature-icon {
    color: var(--color-primary);
    margin-bottom: var(--space-md);
    background-color: rgba(250, 204, 21, 0.1);
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    stroke-width: 1.5;
}

.feature-card h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--color-text);
    font-weight: 500;
    line-height: 1.4;
}

/* Gallery - Infinite Scroll */
.gallery {
    padding: var(--space-xl) 0;
    overflow: hidden;
    background-color: var(--color-surface);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.gallery .container {
    margin-bottom: var(--space-lg);
    text-align: center;
}

.gallery-track-container {
    width: 100vw;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
}

.gallery-track {
    display: flex;
    gap: var(--space-md);
    width: max-content;
    animation: scrollGallery 30s linear infinite;
}

.gallery-track:hover {
    animation-play-state: paused;
}

.gallery-item {
    width: 300px;
    height: 225px;
    flex-shrink: 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255,255,255,0.05);
}

@media (min-width: 768px) {
    .gallery-item {
        width: 400px;
        height: 300px;
    }
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

@keyframes scrollGallery {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Instagram Section */
.instagram-section {
    padding: var(--space-lg) 0;
}

.instagram-box {
    background-color: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: var(--space-xl) var(--space-md);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.instagram-icon {
    color: var(--color-primary);
}

.instagram-box h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-text);
    margin-bottom: 0;
}

.instagram-box p {
    color: var(--color-text-dim);
    font-size: 1.1rem;
    max-width: 500px;
    margin-top: -0.5rem;
}

.btn-instagram {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: #fff;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 4px;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.3);
}

.btn-instagram:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.5);
    color: #fff;
}

/* Coverage */
.coverage {
    padding: var(--space-lg) 0 var(--space-xl) 0;
}

.coverage-box {
    background-color: var(--color-primary);
    color: var(--color-bg);
    padding: var(--space-lg);
    border-radius: 4px;
    text-align: center;
}

.coverage-box h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: var(--space-sm);
}

.coverage-box p {
    font-size: 1.1rem;
}

/* Footer */
.footer {
    border-top: 1px solid var(--color-surface);
    padding: var(--space-lg) 0;
    text-align: center;
    color: var(--color-text-dim);
    font-size: 0.875rem;
}

.seo-text {
    opacity: 0.3;
    font-size: 0.75rem;
    margin-top: var(--space-sm);
}

/* Mobile Adjustments */
@media (max-width: 480px) {
    .cta-group {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-whatsapp,
    .btn-call {
        width: 100%;
        justify-content: center;
    }
}