/* About page. */
.au-page {
    --au-ink: #1b2a24;
    --au-text: #4a5a53;
    --au-muted: #6f7f78;
    --au-line: #e2e8e4;
    --au-surface: #f6f8f7;
    --au-green: #03875f;
    --au-green-lip: #026447;
    --au-green-soft: #eafaf3;
    --au-spring: cubic-bezier(.34, 1.56, .64, 1);
    display: block;
    background: var(--au-surface);
    color: var(--au-text);
    -webkit-tap-highlight-color: transparent;
}
.au-page :focus-visible { outline: 3px solid #7fdcb8; outline-offset: 3px; border-radius: 6px; }
.au-page a { color: var(--au-green); font-weight: 600; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.au-page a:hover { color: var(--au-green-lip); }
.au-page h1, .au-page h2, .au-page h3 { color: var(--au-ink); letter-spacing: -.01em; }

.au-wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }
.au-wrap-narrow { max-width: 760px; }
@media (min-width: 640px) { .au-wrap { padding: 0 24px; } }

/* ---------- Hero ---------- */
.au-hero {
    background: linear-gradient(160deg, #ecfdf5 0%, #f0fdfa 55%, var(--au-surface) 100%);
    padding: 40px 0 44px;
    text-align: center;
}
@media (min-width: 768px) { .au-hero { padding: 56px 0 60px; } }
.au-crumbs { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 6px; margin: 0 0 14px; padding: 0; list-style: none; font-size: 12px; font-weight: 700; color: var(--au-muted); }
.au-page .au-crumbs a { color: var(--au-muted); text-decoration: none; font-weight: 700; }
.au-page .au-crumbs a:hover { color: var(--au-green); }
.au-crumbs li[aria-current] { color: var(--au-ink); }
.au-crumbs i { font-size: 8px; opacity: .7; }
.au-pip { width: 84px; margin: 0 auto 12px; animation: mmPopIn .6s var(--au-spring) .1s backwards; }
.au-pip .mm-mascot { width: 100%; }
@media (max-width: 639px) { .au-pip { width: 70px; } }
.au-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 7px 14px; margin-bottom: 18px;
    background: #fff; color: var(--au-green);
    border: 2px solid #bfeedb; border-radius: 999px;
    font-size: 12px; font-weight: 700;
}
.au-hero h1 {
    font-size: 32px; line-height: 1.15; font-weight: 800;
    margin: 0 0 16px;
}
@media (min-width: 768px) { .au-hero h1 { font-size: 46px; } }
.au-lead { font-size: 17px; line-height: 1.7; max-width: 640px; margin: 0 auto; }
@media (min-width: 768px) { .au-lead { font-size: 19px; } }

/* ---------- Body sections ---------- */
.au-body { padding-top: 40px; padding-bottom: 56px; }
.au-section {
    background: #fff; border: 2px solid var(--au-line); border-radius: 26px;
    box-shadow: 0 5px 0 var(--au-line);
    padding: 26px 20px; margin-bottom: 24px;
}
@media (min-width: 640px) { .au-section { padding: 36px 36px; } }
.au-section h2 { font-size: 24px; font-weight: 800; line-height: 1.25; margin: 0 0 12px; }
@media (min-width: 768px) { .au-section h2 { font-size: 28px; } }
.au-section h3 { font-size: 17px; font-weight: 700; margin: 0 0 6px; }
.au-section p { line-height: 1.75; margin: 0 0 14px; }
.au-section > p:last-child { margin-bottom: 0; }

/* two cards side by side */
.au-split { display: grid; gap: 16px; margin-top: 20px; }
@media (min-width: 720px) { .au-split { grid-template-columns: 1fr 1fr; } }
.au-card { background: var(--au-surface); border: 2px solid var(--au-line); border-radius: 20px; padding: 20px; min-width: 0; }
.au-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.au-card-head h3 { margin: 0; }
.au-card-sub { font-size: 13px; color: var(--au-muted); margin: 2px 0 0 !important; line-height: 1.4 !important; }

.au-icon {
    width: 44px; height: 44px; flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 14px; font-size: 18px;
}
.au-icon-green { background: #d1fae5; color: #047857; }
.au-icon-teal { background: #ccfbf1; color: #0f766e; }
.au-icon-sky { background: #e0f2fe; color: #0369a1; }
.au-icon-amber { background: #fef3c7; color: #b45309; }

/* Tailwind's preflight strips list-style from every ul, so bullets are set back here */
.au-list { margin: 0; padding: 0 0 0 20px; list-style: disc outside; }
.au-list li { line-height: 1.65; margin-bottom: 8px; padding-left: 2px; }
.au-list li::marker { color: var(--au-green); }
.au-list-cols { margin-top: 4px; }
@media (min-width: 720px) { .au-list-cols { columns: 2; column-gap: 32px; } .au-list-cols li { break-inside: avoid; } }

/* numbered method steps */
.au-steps { list-style: none; margin: 20px 0 0; padding: 0; }
.au-steps > li { display: flex; gap: 14px; padding: 0 0 22px; position: relative; }
.au-steps > li:not(:last-child)::before {
    content: ""; position: absolute; left: 17px; top: 40px; bottom: 4px;
    width: 2px; background: var(--au-line);
}
.au-step-num {
    width: 36px; height: 36px; flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%; background: var(--au-green); color: #fff;
    font-weight: 800; font-size: 15px; box-shadow: 0 3px 0 var(--au-green-lip);
}
.au-steps > li > div { min-width: 0; padding-top: 5px; }
.au-steps p { margin-bottom: 0; }
.au-formula {
    margin-top: 10px; padding: 12px 14px;
    background: var(--au-surface); border: 2px dashed var(--au-line); border-radius: 14px;
    font-size: 13px; line-height: 2; overflow-x: auto;
}
.au-formula code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; color: var(--au-ink); font-weight: 600; white-space: nowrap; }
.au-formula span { color: var(--au-muted); font-size: 12px; white-space: nowrap; }
@media (max-width: 559px) { .au-formula code { white-space: normal; } .au-formula { line-height: 1.7; } }

.au-note {
    display: flex; gap: 12px; align-items: flex-start;
    margin-top: 8px; padding: 16px 18px;
    background: #fffbeb; border: 2px solid #fde68a; border-radius: 16px;
}
.au-note i { color: #b45309; margin-top: 4px; }
.au-note p { margin: 0; font-size: 14.5px; }

/* check lists */
.au-checks { list-style: none; margin: 16px 0 0; padding: 0; }
.au-checks li { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; line-height: 1.65; }
.au-checks li:last-child { margin-bottom: 0; }
.au-checks i {
    width: 26px; height: 26px; flex-shrink: 0; margin-top: 1px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%; background: var(--au-green-soft); color: var(--au-green); font-size: 12px;
}
.au-checks span { min-width: 0; }

/* principle tiles */
.au-grid { display: grid; gap: 14px; margin-top: 18px; }
@media (min-width: 640px) { .au-grid { grid-template-columns: 1fr 1fr; } }
.au-mini { background: var(--au-surface); border: 2px solid var(--au-line); border-radius: 20px; padding: 18px; min-width: 0; }
.au-mini .au-icon { margin-bottom: 12px; }
.au-mini p { font-size: 14.5px; margin: 0; line-height: 1.65; }

/* ---------- Closing CTA ---------- */
.au-cta {
    text-align: center; color: #d1fae5;
    background: linear-gradient(150deg, #065f46 0%, #047857 60%, #0f766e 100%);
    border-radius: 26px; box-shadow: 0 5px 0 #022c22;
    padding: 34px 20px 30px; margin-top: 8px;
}
@media (min-width: 640px) { .au-cta { padding: 44px 40px 36px; } }
.au-cta-pip { width: 76px; margin: 0 auto 10px; }
.au-cta-pip .mm-mascot { width: 100%; }
.au-page .au-cta h2 { color: #fff; font-size: 24px; font-weight: 800; margin: 0 0 10px; }
@media (min-width: 768px) { .au-page .au-cta h2 { font-size: 28px; } }
.au-cta p { line-height: 1.7; max-width: 560px; margin: 0 auto; }
.au-page .au-cta p a { color: #fff; }
.au-cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 22px; }
.au-page .au-btn {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 48px; padding: 12px 22px; border-radius: 16px;
    font-weight: 700; font-size: 15px; text-decoration: none;
    transition: transform .15s ease, box-shadow .15s ease;
}
.au-page .au-btn:active { transform: translateY(3px); }
.au-page .au-btn-white { background: #fff; color: var(--au-green-lip); box-shadow: 0 4px 0 #a7f3d0; }
.au-page .au-btn-white:active { box-shadow: 0 1px 0 #a7f3d0; }
.au-page .au-btn-green { background: #34d399; color: #022c22; box-shadow: 0 4px 0 #059669; }
.au-page .au-btn-green:active { box-shadow: 0 1px 0 #059669; }
.au-page .au-btn:hover { color: inherit; filter: brightness(1.03); }
.au-page .au-btn-white:hover { color: var(--au-green-lip); }
.au-page .au-btn-green:hover { color: #022c22; }
@media (max-width: 479px) { .au-cta-actions .au-btn { width: 100%; } }
.au-cta-note { margin-top: 12px !important; font-size: 12.5px; color: #a7f3d0; }

.au-updated { text-align: center; font-size: 12.5px; color: var(--au-muted); margin: 22px 0 0; }

@media (prefers-reduced-motion: reduce) {
    .au-pip { animation: none; }
    .au-page .au-btn { transition: none; }
}