:root {
    --bg-color: #030308;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-cyan: #00d4ff;
    --accent-green: #00ff88;
    --accent-violet: #8a2be2;
    --font-main: 'Inter', sans-serif;
    --spacing-base: 2rem;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-color);
}

/* Cinematic Page Transition Overlay */
.page-transition-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    pointer-events: none;
    transition: transform 1s cubic-bezier(0.85, 0, 0.15, 1);
}

/* Wipe Entrance (Wipe Up to reveal) */
.page-transition-overlay.reveal-start {
    transform: translateY(0);
}

.page-transition-overlay.reveal-end {
    transform: translateY(-100%);
}

/* Wipe Exit (Wipe Up to hide before navigation) */
.page-transition-overlay.exit-start {
    transform: translateY(100%);
    pointer-events: all;
}

.page-transition-overlay.exit-end {
    transform: translateY(0);
}

.loader-logo {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    text-transform: lowercase;
    opacity: 0;
}

.page-transition-overlay.reveal-start .loader-logo {
    animation: fadeInOut 0.8s ease-in-out forwards;
}

@keyframes fadeInOut {
    0% { opacity: 0; transform: translateY(10px); }
    50% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(-10px); }
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    perspective: 1200px;
}

/* 3D Interactive Background */
.bg-3d {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background-color: var(--bg-color);
    overflow: hidden;
    pointer-events: none;
}

/* Dynamic Mesh Blobs */
.bg-3d::before, .bg-3d::after, .bg-3d-blob {
    content: '';
    position: absolute;
    width: 60vw;
    height: 60vw;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.15;
    transition: transform 1.5s cubic-bezier(0.23, 1, 0.32, 1);
}

.bg-3d::before {
    top: -10%;
    left: -10%;
    background: radial-gradient(circle, var(--accent-cyan) 0%, transparent 70%);
    animation: floatingMesh 20s infinite alternate;
    transform: translate(var(--mouse-x, 0), var(--mouse-y, 0));
}

.bg-3d::after {
    bottom: -10%;
    right: -10%;
    background: radial-gradient(circle, var(--accent-violet) 0%, transparent 70%);
    animation: floatingMesh 25s infinite alternate-reverse;
    transform: translate(calc(var(--mouse-x, 0) * -1.2), calc(var(--mouse-y, 0) * -1.2));
}

/* Film Grain Texture Overlay */
.bg-3d-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3%3Ffilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

@keyframes floatingMesh {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(5%, 5%) scale(1.1); }
    100% { transform: translate(-5%, 2%) scale(1); }
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 1s ease, transform 1s ease;
}

body.loaded .container {
    opacity: 1;
    transform: translateY(0);
}

/* Navigation */
.navbar {
    padding: 3rem 0;
}

.logo {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    text-transform: lowercase;
}

/* Hero Section */
.hero {
    height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 4rem 0;
}

.status-indicator {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-indicator .dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent-green);
    border-radius: 50%;
}

.headline {
    font-size: clamp(2rem, 8vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 3rem;
    letter-spacing: -2px;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 2px solid var(--accent-cyan);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: background-color 0.2s ease;
}

.cta-button:hover {
    background-color: rgba(0, 242, 255, 0.05);
}

/* Common Section & Reveal Styles */
.section {
    padding: 8rem 0;
}

.reveal {
    opacity: 0;
    transform: translateY(50px) rotateX(-15deg);
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: bottom;
    will-change: transform, opacity;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 4rem;
    letter-spacing: -1px;
}

/* Staggered Delays for Grid Items */
.services .grid .service-item:nth-child(2) { transition-delay: 0.1s; }
.services .grid .service-item:nth-child(3) { transition-delay: 0.2s; }

/* Staggered Delays for Workflow steps */
.workflow-step:nth-child(1) { transition-delay: 0.1s; }
.workflow-step:nth-child(2) { transition-delay: 0.2s; }
.workflow-step:nth-child(3) { transition-delay: 0.3s; }
.workflow-step:nth-child(4) { transition-delay: 0.4s; }

/* Core Services Vertical Stack */
.services-stack {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 3rem;
    padding-left: 2rem; /* Space for the connecting line */
}

.services-stack::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 1px;
    height: 100%;
    background-color: var(--accent-cyan);
    opacity: 0.5;
}

.services .service-item {
    background: rgba(255, 255, 255, 0.02);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1), background 0.4s ease;
    transform-style: preserve-3d;
    border: 1px solid rgba(0, 212, 255, 0.1);
}

/* Border Trace Animation */
.services .service-item::before,
.services .service-item::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border: 1px solid transparent;
    box-sizing: border-box;
}

.services .service-item::before {
    top: 0;
    left: 0;
}

.services .service-item::after {
    bottom: 0;
    right: 0;
}

.services .service-item.active::before {
    width: 100%;
    height: 100%;
    border-top-color: var(--accent-cyan);
    border-right-color: var(--accent-cyan);
    transition: width 0.5s ease-out, height 0.5s ease-out 0.5s;
}

.services .service-item.active::after {
    width: 100%;
    height: 100%;
    border-bottom-color: var(--accent-cyan);
    border-left-color: var(--accent-cyan);
    transition: width 0.5s ease-out 1s, height 0.5s ease-out 1.5s;
}

.services .service-item:hover {
    background: rgba(0, 212, 255, 0.03);
}

/* Connecting Dot on the line */
.services .service-item .dot-guide {
    position: absolute;
    left: -2rem; /* Align with the vertical line */
    top: 50%;
    transform: translateY(-50%) scale(0);
    width: 8px;
    height: 8px;
    background-color: var(--bg-color);
    border: 1px solid var(--accent-cyan);
    border-radius: 50%;
    z-index: 1;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) 2s;
}

.services .service-item.active .dot-guide {
    transform: translateY(-50%) scale(1);
}

.services .service-item h3,
.services .service-item p {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.services .service-item.active h3 {
    opacity: 1;
    transform: translateX(0);
    transition-delay: 1.8s;
}

.services .service-item.active p {
    opacity: 1;
    transform: translateX(0);
    transition-delay: 2s;
}

.services .service-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.services .service-item p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
}

/* Workflow Vertical List */
.workflow-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.workflow-step {
    display: flex;
    gap: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #222;
    overflow: hidden;
}

.step-num {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-cyan);
    padding-top: 0.2rem;
    opacity: 0;
    transform: scale(0.5);
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.workflow-step.active .step-num {
    opacity: 1;
    transform: scale(1.2);
    animation: pulseNum 2s infinite alternate 0.6s;
}

@keyframes pulseNum {
    from { transform: scale(1.1); text-shadow: 0 0 5px var(--accent-cyan); }
    to { transform: scale(1.2); text-shadow: 0 0 15px var(--accent-cyan); }
}

.step-content {
    clip-path: inset(0 100% 0 0);
    transition: clip-path 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.workflow-step.active .step-content {
    clip-path: inset(0 0 0 0);
}

.step-content h4 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-secondary);
}

.step-content p em {
    display: block;
    font-size: 0.9rem;
    font-style: italic;
    color: #666;
    margin-top: 0.4rem;
}


/* Agency Capabilities Section */
.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
    margin-top: 2rem;
}

.result-block {
    text-align: center;
    padding: 3rem 2rem;
    position: relative;
    overflow: hidden;
}

/* Box Background Expansion */
.result-block::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 0;
    background: rgba(0, 212, 255, 0.05);
    transform: translate(-50%, -50%);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.result-block.active::before {
    height: 100%;
    width: 100%;
}

.result-icon {
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform: scale(0);
}

.result-block.active .result-icon {
    transform: scale(1);
    transition-delay: 0.2s;
}

.result-block h3, .result-block p {
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.6s ease-out;
}

.result-block.active h3 {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.result-block.active p {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

/* Staggered Delays for Results */
.result-block:nth-child(1) { transition-delay: 0.1s; }
.result-block:nth-child(2) { transition-delay: 0.2s; }

/* Tech Stack Tags */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.tech-tag {
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--accent-cyan);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: transparent;
    transform: scale(0);
    opacity: 0;
    transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.6s ease;
}

.tech-tags.active .tech-tag {
    transform: scale(1);
    opacity: 1;
}

.tech-tag:hover {
    background: rgba(0, 212, 255, 0.05);
}

/* Staggered Delays for Tags */
.tech-tag:nth-child(1) { transition-delay: 0.1s; }
.tech-tag:nth-child(2) { transition-delay: 0.2s; }
.tech-tag:nth-child(3) { transition-delay: 0.3s; }
.tech-tag:nth-child(4) { transition-delay: 0.4s; }

/* Contact Section */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
}

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

.input-group input, 
.input-group textarea {
    width: 100%;
    background: transparent;
    border: 1px solid #333;
    padding: 1.25rem;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    outline: none;
}

.input-group input:focus, 
.input-group textarea:focus {
    border-color: var(--accent-cyan);
}

.submit-btn {
    background: transparent;
    border: 1px solid var(--text-primary);
    color: var(--text-primary);
    padding: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    cursor: pointer;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    justify-content: center;
}

.info-block .label {
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.contact-link {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--accent-cyan);
}

.info-block .value {
    font-size: 1.5rem;
    font-weight: 700;
}

/* Footer */
.footer {
    padding: 4rem 0;
    border-top: 1px solid #222;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.social-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 700;
}

.social-link:hover {
    color: var(--accent-cyan);
}

/* Responsive Overrides */
@media (max-width: 900px) {
    .section {
        padding: 5rem 0;
    }
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    .headline {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 2rem 0;
        text-align: center;
    }
    
    .headline {
        font-size: 2.8rem;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 3rem;
    }

    .services-stack {
        padding-left: 1.5rem;
    }

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

    .footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .headline {
        font-size: 2.4rem;
        letter-spacing: -1px;
    }

    .section {
        padding: 4rem 0;
    }

    .service-item {
        padding: 2rem 1.5rem;
    }

    .tech-tags {
        gap: 1rem;
    }

    .tech-tag {
        padding: 0.6rem 1.2rem;
        font-size: 0.8rem;
    }
}