/* --- CSS Variables for Easy Theming --- */
:root {
    --bg-color: #0f172a;       /* Dark Slate/Navy */
    --card-bg: #1e293b;        /* Lighter Slate */
    --text-main: #f8fafc;      /* Almost White */
    --text-muted: #94a3b8;     /* Grey */
    --accent: #38bdf8;         /* Sky Blue */
    --accent-hover: #0ea5e9;   /* Darker Blue */
    --gradient: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%); /* Blue to Purple */
    --font-family: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-family);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }

/* --- Layout Utilities --- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* --- Navbar --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: -0.5px;
}

.dot { color: var(--accent); }

.nav-link {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}
.nav-link:hover { color: var(--accent); }

/* --- Hero Section --- */
.hero {
    text-align: center;
    padding: 5rem 0 4rem;
}

.badge {
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    border: 1px solid rgba(56, 189, 248, 0.2);
    display: inline-block;
    margin-bottom: 1.5rem;
}

.headline {
    font-size: 3.5rem;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subheadline {
    color: var(--text-muted);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* --- Buttons --- */
.cta-button {
    background: var(--accent);
    color: var(--bg-color);
    padding: 1rem 2.5rem;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    display: inline-block;
    transition: transform 0.2s, box-shadow 0.2s;
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -10px rgba(56, 189, 248, 0.5);
}

.cta-button.secondary {
    background: transparent;
    border: 1px solid var(--text-muted);
    color: var(--text-main);
}
.cta-button.secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.guarantee {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    opacity: 0.7;
}

/* --- Social Proof Strip --- */
.trust-strip {
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding: 2rem 0;
    text-align: center;
    margin-bottom: 4rem;
    background: rgba(255,255,255,0.02);
}

.trust-strip p {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    margin-bottom: 1rem;
    opacity: 0.6;
}

.logos {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-muted);
    opacity: 0.8;
}

/* --- Features Grid --- */
.features {
    padding: 2rem 0 6rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform 0.3s;
}

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

.icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- Final CTA Section --- */
.final-cta {
    text-align: center;
    padding: 4rem 0 6rem;
}

.final-cta h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

/* --- Footer --- */
footer {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 2rem 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

footer .container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.footer-links a {
    margin-left: 1.5rem;
}
.footer-links a:hover { color: var(--accent); }

/* --- Mobile Adjustments --- */
@media (max-width: 768px) {
    .headline { font-size: 2.5rem; }
    .navbar { flex-direction: column; gap: 1rem; }
    .footer .container { flex-direction: column; gap: 1rem; text-align: center; }
    .footer-links a { margin: 0 0.5rem; }
}