:root {
    --color-dark: #0a0e1a;
    --color-dark-secondary: #151a2e;
    --color-accent: #3b82f6;
    --color-accent-light: #60a5fa;
    --color-text-primary: #ffffff;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    --color-border: #1e293b;
    --color-surface: #0f172a;
    
    --font-display: 'DM Serif Display', serif;
    --font-body: 'Work Sans', sans-serif;
    
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    color: var(--color-text-primary);
    background: var(--color-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 14, 26, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    animation: slideDown 0.6s var(--transition-smooth);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.25rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--color-text-primary), var(--color-text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    transition: color 0.3s var(--transition-smooth);
    position: relative;
}

.nav a:not(.nav-cta):hover {
    color: var(--color-text-primary);
}

.nav a:not(.nav-cta)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 0.3s var(--transition-smooth);
}

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

.nav-cta {
    background: var(--color-accent);
    color: var(--color-text-primary) !important;
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s var(--transition-smooth);
}

.nav-cta:hover {
    background: var(--color-accent-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

/* HERO */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 8rem 3rem 4rem;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
        var(--color-dark);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(90deg, transparent 0%, rgba(59, 130, 246, 0.03) 50%, transparent 100%),
        repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(59, 130, 246, 0.03) 2px, rgba(59, 130, 246, 0.03) 4px);
    animation: scanlines 8s linear infinite;
    pointer-events: none;
    opacity: 0.3;
}

@keyframes scanlines {
    0% { transform: translateY(0); }
    100% { transform: translateY(20px); }
}

.hero-grid {
    max-width: 1400px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s var(--transition-smooth) 0.2s backwards;
}

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

.hero-title {
    font-family: var(--font-display);
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -0.03em;
}

.title-line {
    display: block;
    opacity: 0;
    animation: fadeInLine 0.8s var(--transition-smooth) forwards;
}

.title-line:nth-child(1) { animation-delay: 0.3s; }
.title-line:nth-child(2) { 
    animation-delay: 0.5s;
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.title-line:nth-child(3) { animation-delay: 0.7s; }

@keyframes fadeInLine {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 560px;
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    animation: fadeInUp 0.8s var(--transition-smooth) 0.9s backwards;
}

.btn {
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    border: none;
}

.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 12px 40px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 1.5px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-accent);
    background: rgba(59, 130, 246, 0.1);
}

.btn-secondary svg {
    transition: transform 0.3s var(--transition-smooth);
}

.btn-secondary:hover svg {
    transform: translateX(4px);
}

/* HERO VISUAL */
.hero-visual {
    position: relative;
    height: 500px;
    animation: fadeIn 1s var(--transition-smooth) 0.6s backwards;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.visual-card {
    position: absolute;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(21, 26, 46, 0.9));
    border: 2px solid var(--color-border);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.card-icon {
    width: 64px;
    height: 64px;
    background: rgba(59, 130, 246, 0.15);
    border: 2px solid rgba(59, 130, 246, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.card-icon svg {
    stroke: var(--color-accent-light);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

.card-stat {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--color-accent-light), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-label {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.card-1 {
    top: 0;
    right: 0;
    width: 280px;
    height: 200px;
    animation: float 6s ease-in-out infinite;
}

.card-2 {
    top: 120px;
    left: 40px;
    width: 320px;
    height: 220px;
    animation: float 6s ease-in-out infinite 2s;
}

.card-3 {
    bottom: 20px;
    right: 60px;
    width: 260px;
    height: 180px;
    animation: float 6s ease-in-out infinite 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--color-accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* TRUST STRIP */
.trust-strip {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem 3rem;
}

.trust-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

.trust-item svg {
    color: var(--color-accent);
    opacity: 0.6;
}

.trust-divider {
    width: 1px;
    height: 24px;
    background: var(--color-border);
}

/* SECTIONS */
.section {
    padding: 8rem 3rem;
    position: relative;
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* SERVICES */
.services-section {
    background: 
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
        var(--color-dark);
}

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

.service-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 2.5rem;
    transition: all 0.4s var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s var(--transition-smooth);
}

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

.service-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.15);
}

.service-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--color-accent);
    opacity: 0.3;
    margin-bottom: 1rem;
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.service-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-accent-light);
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* WHY SECTION */
.why-section {
    background: var(--color-surface);
}

.why-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 5rem;
    align-items: start;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.why-item {
    position: relative;
}

.why-icon {
    width: 64px;
    height: 64px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--color-accent);
    transition: all 0.3s var(--transition-smooth);
}

.why-item:hover .why-icon {
    background: rgba(59, 130, 246, 0.2);
    transform: scale(1.1) rotate(5deg);
}

.why-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.why-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ENGAGEMENT SECTION */
.engagement-section {
    background: var(--color-dark);
}

.engagement-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 6rem;
}

.engagement-sticky {
    position: sticky;
    top: 120px;
}

.engagement-intro {
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-top: 1.5rem;
}

.engagement-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.engagement-item {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: all 0.3s var(--transition-smooth);
}

.engagement-item:hover {
    border-color: var(--color-accent);
    transform: translateX(8px);
}

.engagement-marker {
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    margin-top: 0.5rem;
    flex-shrink: 0;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

.engagement-content h4 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.engagement-content p {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* CTA SECTION */
.cta-section {
    position: relative;
    padding: 10rem 3rem;
    background: var(--color-surface);
    overflow: hidden;
}

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    opacity: 0.5;
}

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

.cta-header {
    margin-bottom: 3rem;
}

.cta-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.cta-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-accent-light);
    text-decoration: none;
    padding: 1.5rem 2.5rem;
    background: rgba(59, 130, 246, 0.1);
    border: 2px solid var(--color-accent);
    border-radius: 12px;
    transition: all 0.3s var(--transition-smooth);
}

.contact-link:hover {
    background: rgba(59, 130, 246, 0.2);
    transform: scale(1.05);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.3);
}

.contact-link svg {
    transition: transform 0.3s var(--transition-smooth);
}

.contact-link:hover svg {
    transform: translateX(8px);
}

/* FOOTER */
.footer {
    background: var(--color-dark);
    border-top: 1px solid var(--color-border);
    padding: 3rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-tagline {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

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

/* RESPONSIVE */
@media (max-width: 1024px) {
    .header-content {
        padding: 1.25rem 2rem;
    }
    
    .hero {
        padding: 6rem 2rem 3rem;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        height: 400px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .section {
        padding: 6rem 2rem;
    }
    
    .section-title {
        font-size: 2.75rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .why-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .engagement-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .engagement-sticky {
        position: static;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .hero {
        padding: 5rem 1.5rem 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .section {
        padding: 4rem 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .trust-content {
        flex-wrap: wrap;
        gap: 1rem;
        justify-content: center;
    }
    
    .trust-divider {
        display: none;
    }
    
    .cta-title {
        font-size: 2.25rem;
    }
    
    .contact-link {
        font-size: 1.1rem;
        padding: 1rem 1.25rem;
        max-width: 100%;
        white-space: normal;
        text-align: center;
        word-break: break-all;
        justify-content: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .hero-visual {
        height: auto;
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
        align-items: center;
        margin-top: 2rem;
    }

    .visual-card {
        position: relative;
        width: 100%;
        max-width: 320px;
        height: auto;
        animation: none;
        transform: none !important;
    }

    .card-1,
    .card-2,
    .card-3 {
        top: auto;
        left: auto;
        right: auto;
        bottom: auto;
    }

}