/* --- Variables & Reset --- */
:root {
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #cbd5e1;
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --font-main: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --max-width: 1100px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }

/* --- Utilities --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
.section-title { font-size: 2rem; text-align: center; margin-bottom: 3rem; color: var(--text-main); }
.gradient-text {
    background: linear-gradient(90deg, #fff, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.highlight { color: var(--accent); }

/* --- Animations --- */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* --- Navigation --- */
.navbar {
    padding: 20px 0; position: fixed; width: 100%; top: 0;
    background: rgba(15, 23, 42, 0.95); backdrop-filter: blur(10px);
    z-index: 1000; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 700; font-family: var(--font-mono); letter-spacing: -1px; }
.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a { color: var(--text-muted); font-size: 0.95rem; }
.nav-links a:hover { color: var(--accent); }
.btn-nav {
    border: 1px solid var(--accent); padding: 8px 20px; border-radius: 4px;
    color: var(--accent) !important;
}
.btn-nav:hover { background: var(--accent); color: var(--bg-dark) !important; }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.bar { width: 25px; height: 3px; background-color: var(--text-main); transition: 0.3s; }

/* --- Hero --- */
.hero { padding: 180px 0 100px; text-align: center; }
.hero h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; font-weight: 700; }
.hero-sub { font-size: 1.25rem; color: var(--text-muted); max-width: 700px; margin: 0 auto 40px; }
.hero-buttons { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }

/* --- Buttons --- */
.btn { display: inline-block; padding: 12px 30px; border-radius: 6px; font-weight: 600; cursor: pointer; }
.btn-primary { background: var(--accent); color: var(--bg-dark); }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn-secondary { border: 1px solid var(--text-muted); color: var(--text-main); }
.btn-secondary:hover { border-color: var(--text-main); background: rgba(255,255,255,0.05); }
.btn-large { font-size: 1.1rem; padding: 15px 40px; }

/* --- Value Prop --- */
.value-prop { padding: 80px 0; background: rgba(255,255,255,0.02); }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card {
    background: var(--bg-card); padding: 30px; border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.05); transition: 0.3s;
}
.card:hover { transform: translateY(-5px); border-color: var(--accent); }
.icon { font-size: 2rem; margin-bottom: 15px; }
.card h3 { margin-bottom: 10px; color: var(--text-main); }
.card p { color: var(--text-muted); font-size: 0.95rem; }

/* --- Services --- */
.services { padding: 100px 0; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); gap: 30px; }
.service-card {
    background: var(--bg-card); padding: 40px; border-radius: 8px;
    border-left: 4px solid var(--accent);
}
.service-card h3 { margin-bottom: 15px; font-size: 1.5rem; }
.service-card p { color: var(--text-muted); margin-bottom: 20px; }
.link-arrow { color: var(--accent); font-weight: 600; font-family: var(--font-mono); }

/* --- About --- */
.about { padding: 100px 0; background: rgba(255,255,255,0.02); text-align: center; }
.about-content { max-width: 800px; }
.about p { margin-bottom: 20px; font-size: 1.1rem; color: var(--text-muted); }
.small-text { font-size: 0.9rem; opacity: 0.7; margin-top: 30px; }
.small-text a { color: var(--accent); text-decoration: underline; }

/* --- CTA --- */
.cta { padding: 120px 0; text-align: center; }
.cta h2 { font-size: 2.5rem; margin-bottom: 20px; }
.cta p { color: var(--text-muted); margin-bottom: 40px; font-size: 1.2rem; }

/* --- Footer --- */
footer {
    padding: 50px 0; border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.9rem; color: var(--text-muted);
}
.footer-content {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 20px;
}
.footer-links a { margin-left: 20px; }
.footer-links a:hover { color: var(--accent); }

/* --- Mobile Responsive --- */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    .mobile-toggle { display: flex; }
    .nav-links {
        position: absolute; top: 70px; left: 0; width: 100%;
        background: var(--bg-card); flex-direction: column;
        padding: 30px; transform: translateY(-150%); transition: 0.3s;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    .nav-links.active { transform: translateY(0); }
    .grid-2 { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; text-align: center; }
    .footer-links a { margin: 0 10px; }
}