@import url('https://api.fontshare.com/v2/css?f[]=clash-display@200,400,500,600,700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
    /* 🎨 Experimental Palette */
    --c-bg: #050505;
    --c-surface: #111111;
    --c-text: #FFFFFF;
    --c-text-muted: #888888;
    --c-accent: #CCFF00;
    /* Acid Lime */
    --c-accent-hover: #B3E600;
    --c-border: #333333;

    /* 📐 Layout */
    --container: 1400px;
    --grid-gap: 1px;

    /* ⚡ Fonts */
    --f-disp: 'Clash Display', sans-serif;
    --f-body: 'Space Grotesk', sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    cursor: crosshair;
    /* Custom cursor feel */
}

body {
    background-color: var(--c-bg);
    color: var(--c-text);
    font-family: var(--f-body);
    font-size: 16px;
    overflow-x: hidden;
    position: relative;
}

/* High Performance Grid Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-image:
        linear-gradient(var(--c-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--c-border) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -2;
    pointer-events: none;
    will-change: transform;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Utilities */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    border-left: 1px solid var(--c-border);
    border-right: 1px solid var(--c-border);
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(5px);
    min-height: 100vh;
}

.section {
    padding: 8rem 0;
    border-bottom: 1px solid var(--c-border);
}

.text-accent {
    color: var(--c-accent);
}

.uppercase {
    text-transform: uppercase;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--f-disp);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--c-accent);
    color: var(--c-accent);
    background: transparent;
    transition: 0.2s cubic-bezier(0.25, 1, 0.5, 1);
    position: relative;
    overflow: hidden;
}

.btn:hover {
    background: var(--c-accent);
    color: var(--c-bg);
    box-shadow: 0 0 20px rgba(204, 255, 0, 0.4);
}

.btn-fill {
    background: var(--c-accent);
    color: var(--c-bg);
}

.btn-fill:hover {
    background: var(--c-text);
    color: var(--c-bg);
    border-color: var(--c-text);
}

/* Typography */
h1,
h2,
h3 {
    font-family: var(--f-disp);
    font-weight: 600;
    line-height: 1;
}

h1 {
    font-size: clamp(3rem, 10vw, 8rem);
    letter-spacing: -2px;
}

h2 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    margin-bottom: 2rem;
}

p {
    line-height: 1.6;
    color: var(--c-text-muted);
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--c-border);
    position: sticky;
    top: 0;
    background: var(--c-bg);
    z-index: 100;
}

.logo {
    font-family: var(--f-disp);
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav a {
    margin-left: 2rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 1px;
    background: var(--c-accent);
    transition: 0.3s;
}

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

/* Hero */
.hero {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.hero h1 span {
    display: block;
}

.hero p {
    font-size: 1.5rem;
    max-width: 600px;
    margin: 2rem 0 3rem;
    color: var(--c-text);
}

/* Infinite Marquee */
.marquee {
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
    padding: 1rem 0;
    overflow: hidden;
    white-space: nowrap;
    background: var(--c-accent);
    color: var(--c-bg);
}

.marquee-content {
    display: inline-block;
    animation: scroll 20s linear infinite;
    font-family: var(--f-disp);
    font-weight: 700;
    font-size: 2rem;
    text-transform: uppercase;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* Cards (Problem / Services) */
.grid-2,
.grid-3 {
    display: grid;
    gap: 1px;
    background: var(--c-border);
    /* Creates Borders */
    border: 1px solid var(--c-border);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.card {
    background: var(--c-bg);
    padding: 3rem;
    transition: 0.3s;
    position: relative;
}

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

.card:hover h3 {
    color: var(--c-accent);
}

.card-num {
    font-family: var(--f-disp);
    font-size: 4rem;
    color: #222;
    position: absolute;
    top: 1rem;
    right: 2rem;
    z-index: 0;
}

.card h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.card p {
    position: relative;
    z-index: 1;
}

/* Footer */
footer {
    padding: 4rem 0;
    border-top: 1px solid var(--c-border);
    text-align: center;
}

.footer-btn {
    font-size: 4rem;
    font-family: var(--f-disp);
    color: var(--c-accent);
    margin-bottom: 2rem;
    display: inline-block;
    transition: 0.3s;
}

.footer-btn:hover {
    letter-spacing: 5px;
    color: #fff;
}


/* Testimonials */
.test-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1px;
    background: var(--c-border);
    border: 1px solid var(--c-border);
}

.test-card {
    background: var(--c-bg);
    padding: 3rem 2rem;
    transition: 0.3s;
}

.test-card:hover {
    background: var(--c-surface);
}

.test-quote {
    font-family: var(--f-disp);
    font-size: 1.25rem;
    line-height: 1.4;
    margin-bottom: 2rem;
}

.test-author {
    font-size: 0.9rem;
    color: var(--c-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* FAQ */
.faq-list {
    border-top: 1px solid var(--c-border);
}

.faq-item {
    border-bottom: 1px solid var(--c-border);
}

.faq-q {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    color: var(--c-text);
    padding: 2rem 0;
    font-size: 1.5rem;
    font-family: var(--f-disp);
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: 0.3s;
}

.faq-q:hover {
    color: var(--c-accent);
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    color: var(--c-text-muted);
}

.faq-item.active .faq-a {
    max-height: 300px;
    padding-bottom: 2rem;
}

.faq-icon {
    font-size: 2rem;
    line-height: 1;
    font-weight: 300;
    transition: 0.3s;
}

/* Case Study Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: 0.4s;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--c-bg);
    border: 1px solid var(--c-accent);
    max-width: 800px;
    width: 100%;
    padding: 3rem;
    position: relative;
    transform: translateY(50px);
    transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-overlay.open .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--c-text);
    font-size: 2rem;
    cursor: pointer;
    line-height: 0.5;
}

.modal-close:hover {
    color: var(--c-accent);
}

.case-meta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 2rem 0;
    padding: 2rem 0;
    border-top: 1px solid var(--c-border);
    border-bottom: 1px solid var(--c-border);
}

.meta-item h4 {
    font-size: 0.8rem;
    color: var(--c-text-muted);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.meta-item p {
    margin: 0;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    color: var(--c-accent);
}