@import url('base.css');

/* ---------- Topbar ---------- */

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    max-width: 760px;
    margin: 0 auto;
}

.topbar-name {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.theme-toggle {
    background: none;
    border: none;
    padding: 0.25rem;
    cursor: pointer;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    transition: color 0.15s;
}

.theme-toggle:hover { color: var(--text); }
.theme-toggle .sun-icon { display: none; }
.theme-toggle .moon-icon { display: block; }
[data-theme="dark"] .theme-toggle .sun-icon { display: block; }
[data-theme="dark"] .theme-toggle .moon-icon { display: none; }

/* ---------- Page shell ---------- */

.page {
    max-width: 760px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

/* ---------- Shared section label ---------- */

.section-label,
.eyebrow {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.eyebrow {
    color: var(--accent);
    margin-bottom: 1.5rem;
}

/* ---------- Hero ---------- */

.hero {
    padding: 3rem 0 4rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 3.5rem;
}

.hero h1 {
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: clamp(2.25rem, 6vw, 3.25rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    max-width: 22ch;
    color: var(--text);
}

.lede {
    font-size: 1.15rem;
    line-height: 1.55;
    color: var(--text-muted);
    max-width: 60ch;
    margin-bottom: 2rem;
}

/* ---------- CTA button ---------- */

.cta-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem 1.25rem;
    margin-bottom: 1rem;
}

.btn-primary {
    display: inline-block;
    background: var(--text);
    color: var(--bg);
    padding: 0.85rem 1.5rem;
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: transform 0.1s ease, opacity 0.15s ease;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.cta-meta {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
}

.cta-meta a {
    color: var(--text-muted);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.cta-meta a:hover { color: var(--accent); }

.trust {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 1.5rem;
}

/* ---------- Generic section block ---------- */

.block {
    margin-bottom: 3.5rem;
}

.block > p {
    font-size: 1rem;
    line-height: 1.65;
    color: var(--text-muted);
    max-width: 62ch;
}

/* ---------- Block heading ---------- */

.block-heading {
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 1.5rem;
    max-width: 28ch;
}

/* ---------- Check list ("This is for you if...") ---------- */

.check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.check-list li {
    position: relative;
    padding-left: 2rem;
    font-size: 1rem;
    line-height: 1.55;
    color: var(--text);
    max-width: 60ch;
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 0.9rem;
    height: 0.9rem;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231a1a1a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='3 8.5 6.5 12 13 4.5'/></svg>");
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

[data-theme="dark"] .check-list li::before {
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23d4d4d4' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='3 8.5 6.5 12 13 4.5'/></svg>");
}

/* ---------- Topic list ("What I cover") ---------- */

.topic-list {
    list-style: none;
    border-top: 1px solid var(--border);
}

.topic-list li {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text);
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    gap: 1.25rem;
    align-items: baseline;
}

.topic-list .idx {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
    flex-shrink: 0;
    letter-spacing: 0.05em;
}

/* ---------- Steps ---------- */

.steps-list {
    list-style: none;
}

.steps-list li {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text);
    padding: 0.5rem 0;
    display: flex;
    gap: 1.25rem;
    align-items: baseline;
}

.steps-list .idx {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
    border: 1px solid var(--accent);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ---------- About ---------- */

.about-block p {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--text);
    max-width: 62ch;
}

/* ---------- FAQ ---------- */

.faq {
    border-top: 1px solid var(--border);
}

.faq dt {
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: -0.01em;
    color: var(--text);
    padding: 1.25rem 0 0.5rem;
}

.faq dd {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0 0 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

/* ---------- Bottom CTA block ---------- */

.cta-block {
    background: var(--text);
    color: var(--bg);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    margin-top: 4rem;
}

.cta-block h2 {
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 1.75rem;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
    color: var(--bg);
}

.cta-block p {
    color: var(--bg);
    opacity: 0.7;
    margin-bottom: 1.5rem;
    max-width: 50ch;
}

.cta-block .btn-primary {
    background: var(--bg);
    color: var(--text);
}

.cta-block .cta-meta {
    color: var(--bg);
    opacity: 0.7;
}

.cta-block .cta-meta a {
    color: var(--bg);
}

.cta-block .cta-meta a:hover {
    opacity: 1;
}

/* ---------- Footer ---------- */

.footer {
    max-width: 760px;
    margin: 3rem auto 0;
    padding: 2rem 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.footer-links a {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-decoration: none;
}

.footer-links a:hover { color: var(--accent); }

.footer-copy {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
    opacity: 0.7;
}

/* ---------- Responsive ---------- */

@media (max-width: 600px) {
    .page { padding: 1.5rem 1.25rem 3rem; }
    .topbar { padding: 1rem 1.25rem; }
    .hero { padding: 1.5rem 0 2.5rem; margin-bottom: 2.5rem; }
    .cta-block { padding: 2rem 1.5rem; }
    .footer { flex-direction: column; align-items: flex-start; padding: 2rem 1.25rem; }
    .btn-primary { width: 100%; text-align: center; }
}