:root {
    --primary-color: #b91c1c;
    --primary-dark: #991b1b;
    --secondary-color: #f5f5f5;
    --accent-color: #dc2626;
    --text-light: #666;
    --text-dark: #1a1a1a;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
}

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

body {
    font-family: 'Outfit', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Smooth scrolling and scroll snap */
html {
    scroll-behavior: smooth;
    scroll-snap-type: y mandatory;
}

body {
    scroll-snap-type: y mandatory;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-200);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-top: 4px solid var(--primary-color);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateY(0);
}

header.scrolled {
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-container img {
    height: 40px;
    width: auto;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.nav-menu a:hover {
    color: var(--accent-color);
    background: rgba(220, 38, 38, 0.1);
    transform: translateY(-2px);
}

.nav-menu a.active {
    color: var(--accent-color);
    background: rgba(220, 38, 38, 0.15);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 60%;
}

/* Mobile menu toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    transition: 0.3s;
}

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(185, 28, 28, 0.95) 0%, rgba(153, 27, 27, 0.98) 100%);
    position: relative;
    overflow: hidden;
    scroll-snap-align: start;
    scroll-snap-stop: always;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('images/bg_01.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    opacity: 0.4;
    z-index: 0;
}

#hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200"><defs><pattern id="heroGrid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.08)" stroke-width="1"/><circle cx="20" cy="20" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23heroGrid)"/></svg>');
    opacity: 0.6;
    z-index: 1;
}

.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 1000px;
    padding: 0 2rem;
    position: relative;
    z-index: 3;
}

.hero-title {
    font-size: clamp(3.5rem, 8vw, 6.5rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
    letter-spacing: -0.04em;
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 1s ease 0.5s forwards;
    font-family: 'Outfit', sans-serif;
    line-height: 0.9;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    color: var(--white);
}

.hero-subtitle {
    font-size: clamp(1.3rem, 3vw, 2rem);
    font-weight: 300;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.95);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 0.8s forwards;
    line-height: 1.4;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 1.1s forwards;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 2px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: linear-gradient(135deg, #b91c1c 0%, #7f1d1d 100%);
    transform: translateY(-6px) scale(1.08);
    box-shadow: 0 20px 50px rgba(220, 38, 38, 0.5);
    border-color: rgba(255, 255, 255, 0.4);
}

.cta-button:active {
    transform: translateY(-3px) scale(1.05);
}



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

.cta-button-secondary {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 1.3s forwards;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.cta-button-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.cta-button-secondary:hover::before {
    left: 100%;
}

.cta-button-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-6px) scale(1.08);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

.cta-button-secondary:active {
    transform: translateY(-3px) scale(1.05);
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    animation: fadeInUp 1s ease 1.5s forwards;
    z-index: 3;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid rgba(255, 255, 255, 0.7);
    border-bottom: 2px solid rgba(255, 255, 255, 0.7);
    transform: rotate(45deg);
    animation: bounce 2s infinite;
    cursor: pointer;
}

.scroll-arrow:hover {
    border-color: var(--white);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) rotate(45deg);
    }
    40% {
        transform: translateY(-10px) rotate(45deg);
    }
    60% {
        transform: translateY(-5px) rotate(45deg);
    }
}

/* Section Styles */
.section {
    min-height: 100vh;
    padding: 6rem 0;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
    scroll-snap-align: start;
    scroll-snap-stop: always;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
    letter-spacing: -0.04em;
    font-family: 'Outfit', sans-serif;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 1.1;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
    line-height: 1.5;
}

.section-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

/* Services Section */
#services {
    position: relative;
}

#services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('images/bg_01.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.07;
    pointer-events: none;
    z-index: 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 2rem;
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.service-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
    transform: scaleX(0);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: left;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.03), rgba(185, 28, 28, 0.05));
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover::after {
    opacity: 1;
}

.service-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    border-color: rgba(220, 38, 38, 0.2);
}

.service-icon {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80px;
}

.service-svg {
    width: 60px;
    height: 60px;
    object-fit: contain;
    filter: url(#duotone-red);
    transition: all 0.3s ease;
    opacity: 0.9;
}

.service-card:hover .service-svg {
    transform: scale(1.1);
    opacity: 1;
}

.service-card {
    position: relative;
    z-index: 2;
}

.service-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-family: 'Outfit', sans-serif;
    letter-spacing: -0.01em;
}

.service-description {
    color: var(--text-light);
    line-height: 1.6;
}

/* Clients Section */
#clients {
    background: var(--gray-100);
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    position: relative;
}

#clients::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('images/bg2_02.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.07;
    pointer-events: none;
    z-index: 0;
}

.clients-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    margin-top: 4rem;
    padding: 2rem 0;
    position: relative;
    z-index: 1;
}

.client-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    min-width: 120px;
}

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

.client-logo img {
    max-width: 120px;
    max-height: 60px;
    object-fit: contain;
    filter: saturate(0.05);
    transition: all 0.3s ease;
}

.client-logo:hover img {
    filter: saturate(1);
}

.client-name {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--gray-600);
    text-align: center;
    font-weight: 500;
}

/* Projects Section */
#projects {
    position: relative;
}

#projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('images/bg_03.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.07;
    pointer-events: none;
    z-index: 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.project-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.project-image {
    width: 60%;
    height: 120px;
    object-fit: contain;
    transition: transform 0.3s ease;
    margin: 50px auto;
    display: block;
    opacity: 0.4;
}

.project-card:hover .project-image {
    transform: scale(1.1);
    opacity: 0.6;
}

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* Migration Overlay Styles */
.in-migration .project-card {
    position: relative;
    opacity: 0.7;
    filter: grayscale(40%) brightness(0.9);
}

.migration-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(185, 28, 28, 0.8) 0%, 
        rgba(153, 27, 27, 0.6) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.migration-text {
    color: var(--white);
    font-weight: 600;
    font-size: 1.1rem;
    text-align: center;
    padding: 0.5rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 6px;
    backdrop-filter: blur(4px);
}

.in-migration .project-card:hover .migration-overlay {
    opacity: 1;
}

.in-migration .project-card:hover {
    transform: translateY(-4px);
    opacity: 0.9;
    filter: grayscale(20%) brightness(1);
}

.in-migration .project-title {
    color: var(--gray-600);
}

/* Team Section */
#team {
    background: var(--gray-100);
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    position: relative;
}

#team::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('images/bg_01.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.07;
    pointer-events: none;
    z-index: 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.team-card {
    background: var(--white);
    border-radius: 12px;
    padding: 3rem 2.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.team-name {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-family: 'Outfit', sans-serif;
}

.team-role {
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    font-family: 'JetBrains Mono', monospace;
}

.team-description {
    color: var(--text-light);
    line-height: 1.7;
}

/* Contact Section */
#contact {
    position: relative;
}

#contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('images/bg2_02.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.07;
    pointer-events: none;
    z-index: 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.contact-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-200);
}

.contact-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    font-family: 'Outfit', sans-serif;
}

.contact-info {
    color: var(--text-light);
    line-height: 1.8;
}

.contact-info a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: #b91c1c;
}

/* Footer */
footer {
    background: var(--primary-dark);
    color: var(--white);
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

/* Scroll indicator */
.scroll-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    z-index: 9999;
    backdrop-filter: blur(10px);
}

.scroll-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
    width: 0%;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px rgba(220, 38, 38, 0.5);
}

/* Loading state */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top: 3px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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



@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero-content {
        padding: 0 1rem;
    }



    .hero-title {
        font-size: clamp(2.5rem, 12vw, 4rem);
        line-height: 1;
    }

    .hero-subtitle {
        font-size: clamp(1.1rem, 4vw, 1.4rem);
        margin-bottom: 2rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 1rem;
    }

    .cta-button,
    .cta-button-secondary {
        padding: 1rem 2rem;
        font-size: 1rem;
        width: 100%;
        max-width: 280px;
    }

    .section {
        padding: 2rem 0;
        min-height: 100vh;
        scroll-snap-align: start;
    }

    .section-content {
        padding: 0 1rem;
    }

    /* Improve scroll snap on mobile */
    html {
        scroll-snap-type: y mandatory;
        -webkit-overflow-scrolling: touch;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1000px) and (min-width: 769px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Utility classes */
.text-center {
    text-align: center;
}

.mb-4 {
    margin-bottom: 2rem;
}