/* === RESET === */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

/* === BODY === */
body {
    font-family: "SF Mono", "Fira Code", "JetBrains Mono", Menlo, Monaco, Consolas, monospace;
    font-size: 16px;
    line-height: 1.7;
    color: #e0e0e0;
    background: #0a0a0a;
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
    padding-top: 80px;
}

/* === TOP BAR (Stripe/Linear style) === */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.topbar-inner {
    max-width: 720px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.topbar-logo {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: opacity 0.2s;
}

.topbar-logo:hover {
    opacity: 0.7;
    color: #fff;
    text-decoration: none;
}

.topbar-cta {
    font-size: 13px;
    font-weight: 500;
    color: #0a0a0a;
    background: #fff;
    padding: 8px 20px;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.15s;
}

.topbar-cta:hover {
    background: #e0e0e0;
    color: #0a0a0a;
    text-decoration: none;
    transform: translateY(-1px);
}

/* === TYPOGRAPHY === */
h2 {
    font-size: 20px;
    font-weight: 600;
    margin: 48px 0 16px;
    color: #fff;
}

h2:first-child, main > h2:first-child { margin-top: 0; }

h3 {
    font-size: 17px;
    font-weight: 600;
    margin: 32px 0 12px;
    color: #f0f0f0;
}

p { margin-bottom: 16px; }

a {
    color: #8cb4ff;
    text-decoration: underline;
    text-underline-offset: 3px;
}

a:hover {
    color: #aaccff;
    text-decoration-thickness: 2px;
}

strong {
    font-weight: 600;
    color: #fff;
}

/* === HERO === */
.hero {
    text-align: center;
    margin: 48px 0 56px;
    padding: 56px 0 40px;
}

.hero-label {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: #555;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.25;
    color: #fff;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
}

.hero-sub {
    color: #777;
    font-size: 15px;
    margin-bottom: 40px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

/* === CTA BUTTON === */
.cta {
    display: inline-block;
    background: #fff;
    color: #0a0a0a;
    padding: 14px 36px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    border-radius: 6px;
    transition: all 0.15s;
}

.cta:hover {
    background: #e0e0e0;
    color: #0a0a0a;
    text-decoration: none;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255,255,255,0.1);
}

/* === DIVIDER === */
hr {
    border: none;
    border-top: 1px solid #1a1a1a;
    margin: 56px 0;
}

/* === BLOCKQUOTE === */
blockquote {
    border-left: 3px solid #333;
    padding-left: 20px;
    margin: 24px 0;
    color: #999;
}

/* === LISTS === */
ul, ol {
    margin: 16px 0;
    padding-left: 24px;
}

li { margin: 10px 0; }
li strong { color: #fff; }

/* === SECTION LABEL === */
.section-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: #444;
    margin-bottom: 12px;
}

/* === PRICING === */
.pricing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin: 32px 0;
}

.price-card {
    background: #111;
    border: 1px solid #1a1a1a;
    padding: 28px 24px;
    border-radius: 8px;
    transition: border-color 0.2s;
}

.price-card:hover {
    border-color: #333;
}

.price-card.featured {
    border-color: #8cb4ff;
    background: #0d1117;
}

.price-card h3 {
    margin-top: 0;
    font-size: 16px;
    color: #999;
    font-weight: 500;
}

.price-amount {
    font-size: 26px;
    font-weight: 700;
    color: #fff;
    margin: 8px 0 20px;
    letter-spacing: -0.5px;
}

.price-card ul {
    padding-left: 0;
    list-style: none;
}

.price-card li {
    margin: 8px 0;
    padding-left: 20px;
    position: relative;
    font-size: 14px;
    color: #888;
}

.price-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #8cb4ff;
}

/* === STEPS === */
.steps {
    counter-reset: step;
    list-style: none;
    padding-left: 0;
}

.steps li {
    counter-increment: step;
    padding-left: 40px;
    position: relative;
    margin: 20px 0;
}

.steps li::before {
    content: counter(step);
    position: absolute;
    left: 0;
    width: 28px;
    height: 28px;
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
}

/* === FAQ === */
.faq-item {
    margin: 24px 0;
    padding-bottom: 24px;
    border-bottom: 1px solid #1a1a1a;
}

.faq-item:last-child { border-bottom: none; }

.faq-q {
    font-weight: 600;
    color: #fff;
    margin-bottom: 8px;
}

.faq-a { color: #777; }

/* === CASES === */
.case {
    background: #111;
    border: 1px solid #1a1a1a;
    padding: 24px;
    margin: 12px 0;
    border-radius: 8px;
    transition: border-color 0.2s;
}

.case:hover { border-color: #333; }

.case h3 {
    margin-top: 0;
    color: #fff;
}

.case p {
    color: #777;
    margin-bottom: 0;
    font-size: 14px;
}

/* === FINAL CTA === */
.final-cta {
    text-align: center;
    padding: 56px 0;
    margin: 48px 0 0;
    border-top: 1px solid #1a1a1a;
}

.final-cta p { margin-bottom: 24px; }

/* === FOOTER === */
footer {
    margin-top: 64px;
    padding-top: 24px;
    border-top: 1px solid #1a1a1a;
    color: #444;
    font-size: 13px;
    padding-bottom: 48px;
}

footer p { margin-bottom: 8px; }
footer a { color: #555; }
footer a:hover { color: #888; }

/* === MOBILE === */
@media (max-width: 600px) {
    body {
        padding: 0 20px;
        padding-top: 72px;
        font-size: 15px;
    }

    .topbar-inner { padding: 14px 20px; }

    .hero { margin: 32px 0 40px; padding: 40px 0 24px; }
    .hero-title { font-size: 24px; }
    .hero-label { font-size: 11px; letter-spacing: 2px; }

    h2 { font-size: 18px; margin: 36px 0 12px; }

    .pricing { grid-template-columns: 1fr; }
}

/* === CASE CARDS (expanded) === */
.case-header { margin-bottom: 12px; }

.case-type {
    font-size: 13px;
    color: #555;
    margin: 4px 0 0;
}

.case-desc {
    color: #999;
    font-size: 15px;
    margin-bottom: 20px;
}

.case-results {
    display: flex;
    gap: 24px;
    margin: 20px 0;
    padding: 16px 0;
    border-top: 1px solid #1a1a1a;
    border-bottom: 1px solid #1a1a1a;
}

.case-metric {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.case-metric-value {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.5px;
}

.case-metric-label {
    font-size: 12px;
    color: #555;
}

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 16px 0;
}

.tag {
    font-size: 11px;
    padding: 4px 10px;
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 4px;
    color: #888;
}

.case-details {
    margin-top: 16px;
}

.case-details p {
    margin-bottom: 8px;
    font-size: 14px;
}

.case-details ul {
    padding-left: 18px;
}

.case-details li {
    font-size: 14px;
    color: #888;
    margin: 6px 0;
}

@media (max-width: 600px) {
    .case-results {
        flex-direction: column;
        gap: 16px;
    }

    .case-metric {
        flex-direction: row;
        align-items: baseline;
        gap: 8px;
    }
}