:root {
    --c-deep: #0f0e13;
    --c-surface: #181621;
    --c-surface-hover: #222029;
    --c-text-main: #f0f0f5;
    --c-text-dim: #888895;
    --c-accent: #d4ff00;
    --c-accent-dim: rgba(212, 255, 0, 0.1);
    --f-head: 'Space Grotesk', sans-serif;
    --f-body: 'Manrope', sans-serif;
    --sp-unit: clamp(1rem, 1vw + 0.5rem, 1.5rem);
    --container-max: 1200px;
    --radius: 4px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--c-deep);
    color: var(--c-text-main);
    font-family: var(--f-body);
    font-size: clamp(1rem, 0.9vw + 0.5rem, 1.125rem);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--f-head);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--c-text-main);
    margin-bottom: var(--sp-unit);
}

h1 { font-size: clamp(2.5rem, 5vw + 1rem, 5rem); }
h2 { font-size: clamp(2rem, 4vw + 0.5rem, 3.5rem); }
h3 { font-size: clamp(1.5rem, 2vw + 0.2rem, 2.25rem); }
p { margin-bottom: var(--sp-unit); color: var(--c-text-dim); }

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container */
.wr {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--sp-unit);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    font-family: var(--f-head);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid var(--c-text-main);
    background: transparent;
    color: var(--c-text-main);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.btn:hover {
    background: var(--c-accent);
    border-color: var(--c-accent);
    color: var(--c-deep);
}

.btn--primary {
    background: var(--c-accent);
    border-color: var(--c-accent);
    color: var(--c-deep);
}

.btn--primary:hover {
    background: #b3e600;
    border-color: #b3e600;
    color: var(--c-deep);
}

/* Typography Utilities */
.eyebrow {
    display: block;
    font-family: var(--f-head);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.75rem;
    color: var(--c-accent);
    margin-bottom: 1rem;
    font-weight: 700;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 14, 19, 0.95);
    border-bottom: 1px solid var(--c-surface);
    backdrop-filter: blur(10px);
    padding: 1.5rem 0;
}

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

.header__logo {
    font-family: var(--f-head);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.03em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

.nav-link {
    font-family: var(--f-head);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
    position: relative;
}

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

.nav-link:hover { color: var(--c-accent); }
.nav-link:hover::after { width: 100%; }

/* Sections */
.section {
    width: 100%;
    padding: 8rem 0;
    border-bottom: 1px solid var(--c-surface);
}

.section:last-child { border-bottom: none; }

/* Hero */
.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-img-wrapper {
    position: relative;
    border: 1px solid var(--c-surface);
    padding: 1rem;
    background: var(--c-surface);
}

.hero-img-wrapper::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    border: 1px solid var(--c-accent);
    pointer-events: none;
    z-index: 1;
}

.hero-img-wrapper img {
    width: 100%;
    height: auto;
    filter: grayscale(100%) contrast(1.1);
    transition: filter 0.5s ease;
}

.hero-img-wrapper:hover img {
    filter: grayscale(0%) contrast(1);
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
}

/* Content Section */
.content-block h2 {
    margin-bottom: 1.5rem;
}

.content-block .lead {
    font-size: 1.25rem;
    color: var(--c-text-main);
    max-width: 60ch;
    margin-bottom: 2rem;
}

/* Cards Grid */
.grid-block {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.card {
    background: var(--c-surface);
    border: 1px solid var(--c-surface);
    padding: 2rem;
    transition: transform 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--c-accent);
    background: var(--c-surface-hover);
}

.card__icon {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--c-accent);
}

.card__title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--c-text-main);
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
    border-top: 1px solid var(--c-surface);
    padding-top: 4rem;
    margin-top: 4rem;
}

.stat-number {
    font-family: var(--f-head);
    font-size: clamp(2.5rem, 4vw + 1rem, 4rem);
    color: var(--c-accent);
    line-height: 1;
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--c-text-dim);
}

/* CTA */
.cta-section {
    background: var(--c-surface);
    text-align: center;
    border: 1px solid var(--c-accent);
}

.cta-section h2 {
    margin-bottom: 1rem;
}

.cta-section p {
    margin: 0 auto 2rem auto;
    max-width: 600px;
}

/* FAQ */
.faq-list {
    list-style: none;
    margin-top: 3rem;
}

.faq-item {
    border-bottom: 1px solid var(--c-surface);
    padding: 2rem 0;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--f-head);
    font-size: 1.25rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--c-text-main);
}

.faq-answer {
    margin-top: 1rem;
    color: var(--c-text-dim);
    padding-right: 2rem;
}

/* Footer */
.footer {
    background: #000;
    padding: 4rem 0;
    border-top: 1px solid var(--c-surface);
}

.footer__grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
}

.footer__col h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 2rem;
    color: var(--c-accent);
}

.footer-links {
    list-style: none;
}

.footer-link {
    display: block;
    color: var(--c-text-dim);
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

.footer-link:hover {
    color: var(--c-text-main);
    padding-left: 5px;
}

.footer__copyright {
    grid-column: 1 / -1;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid #1a1a1a;
    text-align: center;
    font-size: 0.75rem;
    color: #444;
}

/* Mobile */
@media (max-width: 768px) {
    .header__inner { flex-direction: column; gap: 1rem; }
    .nav-list { gap: 1rem; font-size: 0.8rem; flex-wrap: wrap; justify-content: center; }
    .hero-grid { grid-template-columns: 1fr; gap: 2rem; }
    .hero-actions { flex-direction: column; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .footer__grid { grid-template-columns: 1fr; }
    .section { padding: 4rem 0; }
}img,svg,video{max-width:100%;height:auto}*{box-sizing:border-box}