/* ============================================================
   mail2note — landing page
   Obsidian-flavored. System fonts only.
   No animations. No transitions. No JavaScript.
   ============================================================ */

:root {
    --bg:           #fafafb;
    --surface:      #ffffff;
    --surface-2:    #f4f4f7;
    --surface-3:    #ecebf2;
    --ink:          #1d1e2c;
    --ink-2:        #2c2d3d;
    --muted:        #6a6b7c;
    --muted-2:      #888a9c;
    --border:       #e3e3eb;
    --border-2:     #d2d2dc;
    --accent:       #7c3aed;
    --accent-2:     #6d28d9;
    --accent-3:     #5b21b6;
    --accent-soft:  #ede9fe;
    --accent-soft2: #f5f3ff;
    --code-bg:      #f4f4f7;
    --tag-bg:       #ede9fe;
    --tag-text:     #6d28d9;
    --link:         #7c3aed;

    --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI Variable", "Segoe UI", system-ui, "Helvetica Neue", sans-serif;
    --mono: ui-monospace, "SF Mono", Menlo, "Cascadia Mono", "JetBrains Mono", Consolas, "Liberation Mono", monospace;

    --container: 1180px;
    --gutter: 32px;
    --radius: 8px;
    --radius-sm: 6px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body.landing-body {
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.55;
    color: var(--ink);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; }
code { font-family: var(--mono); }

.m2n-wrap {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

/* ============================================================
   Masthead
   ============================================================ */
.m2n-mast {
    border-bottom: 1px solid var(--border);
    background: var(--surface);
}
.m2n-mast__row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 16px var(--gutter);
}
.m2n-mast__brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    line-height: 1;
}
.m2n-mast__logo-chip {
    width: 38px;
    height: 38px;
    background: var(--accent);
    border-radius: 8px;
    display: inline-grid;
    place-items: center;
    padding: 7px;
    box-sizing: border-box;
    flex-shrink: 0;
}
.m2n-mast__logo {
    display: block;
    width: 100%;
    height: auto;
}
.m2n-mast__wordmark {
    font-family: var(--sans);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.014em;
    color: var(--ink);
}
.m2n-mast__nav {
    display: flex;
    gap: 22px;
    align-items: center;
}
.m2n-mast__link {
    color: var(--ink-2);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}
.m2n-mast__link:hover { color: var(--accent); }
.m2n-mast__link--cta {
    background: var(--accent);
    color: #fff;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
}
.m2n-mast__link--cta:hover {
    background: var(--accent-2);
    color: #fff;
}

/* ============================================================
   Hero
   ============================================================ */
.m2n-hero {
    padding: 56px 0 32px;
    position: relative;
}
.m2n-eyebrow {
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0 0 18px;
    font-weight: 500;
}
.m2n-eyebrow b {
    color: var(--muted);
    font-weight: 500;
    margin: 0 6px;
}
.m2n-hero__title {
    font-family: var(--sans);
    font-weight: 700;
    font-size: clamp(36px, 5.4vw, 60px);
    line-height: 1.04;
    letter-spacing: -0.026em;
    margin: 0 0 18px;
    color: var(--ink);
    max-width: 18ch;
}
.m2n-hero__title em {
    font-style: normal;
    color: var(--accent);
}
.m2n-hero__lede {
    font-size: 18px;
    line-height: 1.55;
    max-width: 60ch;
    color: var(--ink-2);
    margin: 0 0 24px;
}
.m2n-hero__lede code {
    font-size: 0.92em;
    background: var(--code-bg);
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--accent-3);
    font-weight: 500;
}
.m2n-hero__actions {
    display: flex;
    gap: 18px;
    align-items: center;
    flex-wrap: wrap;
}

/* ============================================================
   Buttons
   ============================================================ */
.m2n-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    line-height: 1;
    border-radius: var(--radius-sm);
}
.m2n-btn--primary {
    background: var(--accent);
    color: #fff;
    padding: 12px 20px;
}
.m2n-btn--primary:hover {
    background: var(--accent-2);
}
.m2n-btn--ghost {
    color: var(--ink);
    padding: 12px 0;
    border-radius: 0;
    border-bottom: 1.5px solid var(--ink);
}
.m2n-btn--ghost::after {
    content: "\2192";
    font-weight: 500;
}
.m2n-btn--ghost:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* ============================================================
   Section titles
   ============================================================ */
.m2n-section {
    padding: 52px 0;
}
.m2n-h2 {
    font-family: var(--sans);
    font-weight: 700;
    font-size: clamp(26px, 3vw, 34px);
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin: 0 0 8px;
    color: var(--ink);
    max-width: 22ch;
}
.m2n-h2-sub {
    font-size: 16px;
    color: var(--muted);
    margin: 0 0 28px;
    max-width: 60ch;
}
.m2n-rule {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 0;
}

/* ============================================================
   Figure (email -> note)
   ============================================================ */
.m2n-figure {
    padding: 12px 0 56px;
}
.m2n-figure__caption {
    font-family: var(--mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    margin: 0 0 14px;
    font-weight: 500;
}
.m2n-figure__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    align-items: stretch;
}

.m2n-pane {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.m2n-pane__head {
    padding: 11px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--surface-2);
    font-family: var(--mono);
    font-size: 12px;
    color: var(--muted);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 9px;
}
.m2n-pane__head svg { flex-shrink: 0; color: var(--muted-2); }
.m2n-pane--note .m2n-pane__head svg { color: var(--accent); }
.m2n-pane--note .m2n-pane__head {
    color: var(--ink-2);
    font-weight: 500;
}

/* Email pane body */
.m2n-mail {
    padding: 18px 20px 20px;
    font-size: 14px;
    color: var(--ink-2);
    line-height: 1.55;
}
.m2n-mail__row {
    display: flex;
    gap: 16px;
    margin: 0 0 6px;
}
.m2n-mail__label {
    font-family: var(--mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted-2);
    min-width: 60px;
    padding-top: 4px;
    font-weight: 500;
}
.m2n-mail__sep {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 14px 0 14px;
}
.m2n-mail__body p { margin: 0 0 4px; }

/* Note pane body — Obsidian reading view */
.m2n-note {
    padding: 16px 20px 18px;
    flex: 1;
}
.m2n-note__fm {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    padding: 10px 12px;
    margin: 0 0 14px;
    font-family: var(--mono);
    font-size: 12.5px;
    line-height: 1.6;
    color: var(--ink-2);
}
.m2n-note__fm-row { display: block; }
.m2n-note__fm-key {
    color: var(--accent-3);
    font-weight: 600;
}
.m2n-note__fm-fence {
    color: var(--muted-2);
    user-select: none;
}
.m2n-note__h1 {
    font-family: var(--sans);
    font-size: 21px;
    font-weight: 700;
    letter-spacing: -0.018em;
    margin: 0 0 10px;
    color: var(--ink);
    line-height: 1.18;
}
.m2n-note__h1::before {
    content: "# ";
    color: var(--muted-2);
    font-weight: 400;
}
.m2n-note__body {
    font-size: 15px;
    color: var(--ink-2);
    margin: 0;
    line-height: 1.6;
}
.m2n-note__body p { margin: 0 0 6px; }
.m2n-note__attach {
    margin: 12px 0 0;
    padding: 8px 10px;
    background: var(--surface-2);
    border: 1px dashed var(--border-2);
    border-radius: 4px;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 8px;
}
.m2n-note__attach svg { color: var(--muted-2); }

/* ============================================================
   Steps
   ============================================================ */
.m2n-steps__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}
.m2n-step {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 22px 20px;
}
.m2n-step__num {
    font-family: var(--mono);
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.05em;
    display: inline-block;
    margin: 0 0 12px;
    padding: 3px 9px;
    background: var(--accent-soft);
    border-radius: 999px;
}
.m2n-step__title {
    font-family: var(--sans);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.2;
    margin: 0 0 6px;
    letter-spacing: -0.012em;
    color: var(--ink);
}
.m2n-step__body {
    font-size: 14.5px;
    color: var(--ink-2);
    margin: 0;
    line-height: 1.55;
}
.m2n-step__body code {
    font-size: 0.92em;
    background: var(--code-bg);
    padding: 1px 6px;
    border-radius: 3px;
    color: var(--accent-3);
}

/* ============================================================
   Features (callout-style cards)
   ============================================================ */
.m2n-feats__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}
.m2n-feat {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-sm);
    padding: 18px 20px 20px;
}
.m2n-feat__kicker {
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 600;
    margin: 0 0 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.m2n-feat__tag {
    font-family: var(--sans);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--muted);
    background: var(--surface-2);
    border: 1px solid var(--border);
    padding: 2px 7px;
    border-radius: 3px;
}
.m2n-feat__title {
    font-family: var(--sans);
    font-size: 17px;
    font-weight: 700;
    line-height: 1.25;
    margin: 0 0 6px;
    letter-spacing: -0.012em;
    color: var(--ink);
}
.m2n-feat__text {
    font-size: 14px;
    line-height: 1.55;
    color: var(--ink-2);
    margin: 0;
}

/* ============================================================
   Pricing — Obsidian-style success callout
   ============================================================ */
.m2n-pricing {
    background: var(--accent-soft2);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 56px 0 60px;
}
.m2n-pricing__inner {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 4px solid var(--accent);
    border-radius: var(--radius);
    padding: 26px 28px 24px;
    max-width: 760px;
}
.m2n-pricing__label {
    font-family: var(--mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    font-weight: 600;
    margin: 0 0 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.m2n-pricing__quote {
    font-family: var(--sans);
    font-size: clamp(24px, 2.8vw, 32px);
    font-weight: 700;
    line-height: 1.18;
    letter-spacing: -0.02em;
    margin: 0 0 10px;
    color: var(--ink);
}
.m2n-pricing__quote em {
    font-style: normal;
    color: var(--accent);
}
.m2n-pricing__sub {
    font-size: 15px;
    color: var(--muted);
    margin: 0 0 18px;
}

/* ============================================================
   Footer
   ============================================================ */
.m2n-foot {
    padding: 22px 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
}
.m2n-foot__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    font-size: 13px;
    color: var(--muted);
}
.m2n-foot__brand {
    font-family: var(--sans);
    font-size: 15px;
    font-weight: 700;
    color: var(--ink);
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    line-height: 1;
}
.m2n-foot__logo-chip {
    width: 26px;
    height: 26px;
    background: var(--accent);
    border-radius: 6px;
    display: inline-grid;
    place-items: center;
    padding: 5px;
    box-sizing: border-box;
    flex-shrink: 0;
}
.m2n-foot__logo {
    display: block;
    width: 100%;
    height: auto;
}
.m2n-foot__copy { margin: 0; }

::selection {
    background: var(--accent);
    color: #fff;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 980px) {
    .m2n-hero { padding: 44px 0 24px; }
    .m2n-figure__grid { grid-template-columns: 1fr; }
    .m2n-steps__list { grid-template-columns: 1fr 1fr; }
    .m2n-feats__grid { grid-template-columns: 1fr 1fr; }
    .m2n-section { padding: 44px 0; }
}

@media (max-width: 640px) {
    :root { --gutter: 20px; }
    body.landing-body { font-size: 16px; }
    .m2n-mast__row { padding: 10px 20px; }
    .m2n-mast__logo-chip { width: 30px; height: 30px; padding: 5px; }
    .m2n-mast__wordmark { font-size: 16px; }
    .m2n-mast__nav { gap: 14px; }
    .m2n-mast__link--cta { padding: 7px 12px; font-size: 13px; }
    .m2n-hero { padding: 36px 0 18px; }
    .m2n-hero__title { font-size: clamp(32px, 9vw, 44px); }
    .m2n-hero__lede { font-size: 16px; }
    .m2n-steps__list { grid-template-columns: 1fr; }
    .m2n-feats__grid { grid-template-columns: 1fr; }
    .m2n-figure { padding: 8px 0 40px; }
    .m2n-section { padding: 40px 0; }
    .m2n-pricing { padding: 44px 0 48px; }
    .m2n-pricing__inner { padding: 22px 20px; }
    .m2n-mail__row { flex-direction: column; gap: 0; }
    .m2n-mail__label { padding-top: 0; }
}