@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;600&family=Inter:wght@400;600;800&display=swap');

/* --- RESET & BASE --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f4f4f4;
    color: #1a1a1a;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    text-transform: uppercase;
}

h1 {
    font-size: clamp(3rem, 8vw, 6.5rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    margin-bottom: 0.75rem;
}

p {
    margin-bottom: 1.5rem;
    font-size: clamp(1rem, 1.2vw, 1.125rem);
    max-width: 70ch;
}

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

.mono {
    font-family: 'IBM Plex Mono', monospace;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* --- LAYOUT SYSTEM --- */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding-left: clamp(1.25rem, 5vw, 4rem);
    padding-right: clamp(1.25rem, 5vw, 4rem);
}

.section-block {
    padding: clamp(4rem, 10vh, 8rem) 0;
    position: relative;
}

/* --- COLORS & UTILS --- */
.text-accent { color: #ccff00; }
.bg-black { background-color: #111111; color: #f4f4f4; }
.bg-concrete { background-color: #e5e5e5; }

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    border: 2px solid #111;
    background: transparent;
    color: #111;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0px #111;
}

.btn--primary {
    background: #111;
    color: #ccff00;
    border-color: #111;
}

.btn--primary:hover {
    background: #ccff00;
    color: #111;
    border-color: #ccff00;
    box-shadow: 4px 4px 0px #000;
}

.btn--accent {
    background: #ccff00;
    border-color: #ccff00;
    color: #111;
}

/* --- COMPONENTS --- */

/* Hero Grid */
.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    min-height: 70vh;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-eyebrow {
    color: #666;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.hero-cta-group {
    display: flex;
    gap: 1.5rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-img {
    width: 100%;
    height: auto;
    filter: grayscale(100%) contrast(1.1);
    border: 2px solid #111;
    aspect-ratio: 4/5;
    object-fit: cover;
    background: #d4d4d4;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    background: #fff;
    border: 2px solid #111;
    padding: 2.5rem;
    transition: transform 0.2s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 320px;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 8px 8px 0px #ccff00;
}

.card__title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    border-bottom: 2px solid #ccff00;
    padding-bottom: 0.5rem;
    display: inline-block;
}

.card__text {
    font-size: 1rem;
    line-height: 1.6;
    color: #444;
}

/* Stats Row */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    border-top: 2px solid #111;
    padding-top: 2rem;
}

.stat-item {
    text-align: left;
}

.stat-number {
    font-size: clamp(3rem, 5vw, 4.5rem);
    font-weight: 800;
    color: #111;
    line-height: 1;
    font-family: 'IBM Plex Mono', monospace;
}

.stat-label {
    font-size: 1rem;
    color: #666;
    text-transform: uppercase;
    margin-top: 0.5rem;
    font-weight: 600;
}

/* CTA Band */
.cta-band {
    background: #ccff00;
    padding: 5rem 0;
    text-align: center;
    border-top: 2px solid #111;
    border-bottom: 2px solid #111;
}

.cta-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* FAQ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 800px;
    margin: 3rem auto 0;
}

.faq-item {
    border-bottom: 1px solid #ccc;
    padding-bottom: 1.5rem;
}

.faq-question {
    font-weight: 800;
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    display: block;
    cursor: pointer;
}

.faq-answer {
    color: #555;
    font-size: 1rem;
}

/* --- HEADER & NAV --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(244, 244, 244, 0.95);
    backdrop-filter: blur(5px);
    border-bottom: 2px solid #111;
    padding: 1rem 0;
}

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

.brand {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-dot {
    width: 12px;
    height: 12px;
    background: #ccff00;
    border: 1px solid #111;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.main-nav a {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.9rem;
    font-weight: 600;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ccff00;
    transition: width 0.2s ease;
}

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

.mobile-toggle {
    display: none;
    font-weight: bold;
    cursor: pointer;
}

/* --- FOOTER --- */
.site-footer {
    background: #111;
    color: #fff;
    padding: 5rem 0 2rem;
    border-top: 4px solid #ccff00;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.footer-links {
    display: flex;
    gap: 4rem;
    justify-content: flex-end;
}

.footer-col h4 {
    color: #ccff00;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    font-family: 'IBM Plex Mono', monospace;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 0.75rem;
}

.footer-col a {
    color: #888;
    font-size: 0.9rem;
}

.footer-col a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    color: #666;
    font-size: 0.8rem;
    font-family: 'IBM Plex Mono', monospace;
}

/* --- RESPONSIVE --- */
@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        order: -1;
        max-width: 100%;
    }

    .header-inner .main-nav {
        display: none; /* Simplification for this demo */
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 2rem;
        justify-content: flex-start;
    }
} *{box-sizing:border-box} html{-webkit-text-size-adjust:100%} img,svg,video{max-width:100%;height:auto}