/* Public marketing pages. Brand colors match the PDF theme (DocumentBranding). */

.mk {
    --mk-primary: #1F4E78;
    --mk-primary-dark: #163a5a;
    --mk-accent: #D9EAF7;
    --mk-ink: #14202b;
    --mk-muted: #44525f;
    --mk-surface: #f4f7fa;
    --mk-border: #d3dce5;
    --mk-success-bg: #e7f5ec;
    --mk-success-ink: #14532d;
    --mk-error-bg: #fdecec;
    --mk-error-ink: #8a1c1c;
    --mk-radius: 12px;
    --mk-max: 1140px;

    color: var(--mk-ink);
    background: #fff;
    font-family: Roboto, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.mk *, .mk *::before, .mk *::after {
    box-sizing: border-box;
}

.mk main {
    flex: 1;
}

.mk main:focus {
    outline: none;
}

.mk :where(h1, h2, h3) {
    color: var(--mk-ink);
    line-height: 1.2;
    margin: 0 0 0.75rem;
    font-weight: 700;
}

.mk :where(h1) {
    font-size: clamp(2rem, 5vw, 3.1rem);
    letter-spacing: -0.02em;
}

.mk :where(h2) {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    letter-spacing: -0.01em;
}

.mk :where(h3) {
    font-size: 1.15rem;
}

.mk :where(p) {
    margin: 0 0 1rem;
}

.mk :where(a) {
    color: var(--mk-primary);
    text-underline-offset: 2px;
}

.mk :where(a:hover) {
    color: var(--mk-primary-dark);
}

.mk :focus-visible {
    outline: 3px solid var(--mk-primary);
    outline-offset: 3px;
    border-radius: 4px;
}

.mk-container {
    width: 100%;
    max-width: var(--mk-max);
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* Skip link */
.mk-skip {
    position: absolute;
    left: 1rem;
    top: -100px;
    z-index: 100;
    background: var(--mk-primary);
    color: #fff !important;
    padding: 0.6rem 1rem;
    border-radius: 6px;
    font-weight: 600;
}

.mk-skip:focus {
    top: 1rem;
    outline: 3px solid var(--mk-ink);
    outline-offset: 2px;
}

/* Buttons */
.mk-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 44px;
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    border: 2px solid transparent;
    font: inherit;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.mk-btn-primary {
    background: var(--mk-primary);
    color: #fff !important;
}

.mk-btn-primary:hover {
    background: var(--mk-primary-dark);
}

.mk-btn-secondary {
    background: #fff;
    color: var(--mk-primary) !important;
    border-color: var(--mk-primary);
}

.mk-btn-secondary:hover {
    background: var(--mk-accent);
}

.mk-btn-sm {
    min-height: 40px;
    padding: 0.5rem 1rem;
    font-size: 0.95rem;
}

.mk-btn-lg {
    padding: 0.85rem 1.6rem;
    font-size: 1.05rem;
}

.mk-btn-block {
    width: 100%;
}

.mk-btn[aria-disabled="true"],
.mk-btn:disabled {
    opacity: 0.75;
    cursor: progress;
}

.busy-spinner {
    width: 1rem;
    height: 1rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    display: inline-block;
    flex: 0 0 auto;
    animation: busy-spin 0.7s linear infinite;
    vertical-align: -0.15em;
}

@keyframes busy-spin {
    to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .busy-spinner {
        animation: none;
        border-right-color: currentColor;
        opacity: 0.65;
    }
}

/* Header */
.mk-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: #fff;
    border-bottom: 1px solid var(--mk-border);
}

.mk-header-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-height: 64px;
}

.mk-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--mk-ink) !important;
    text-decoration: none;
    margin-right: auto;
}

.mk-nav {
    display: none;
}

.mk-nav ul {
    display: flex;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.mk-nav a {
    display: inline-block;
    padding: 0.5rem 0.75rem;
    color: var(--mk-ink);
    text-decoration: none;
    font-weight: 500;
    border-radius: 6px;
}

.mk-nav a:hover {
    background: var(--mk-surface);
    color: var(--mk-primary);
}

.mk-brand span,
.mk-header .mk-btn {
    white-space: nowrap;
}

@media (max-width: 420px) {
    .mk-header-inner {
        gap: 0.5rem;
    }

    .mk-header .mk-brand {
        font-size: 1rem;
        gap: 0.45rem;
    }

    .mk-header .mk-brand img {
        width: 28px;
        height: 28px;
    }

    .mk-header .mk-btn-sm {
        padding: 0.5rem 0.7rem;
        font-size: 0.875rem;
    }
}

@media (min-width: 860px) {
    .mk-nav {
        display: block;
    }
}

/* Hero */
.mk-hero {
    background: linear-gradient(180deg, var(--mk-accent) 0%, #fff 100%);
    padding: 3rem 0 3.5rem;
}

.mk-hero-inner {
    display: grid;
    gap: 2.5rem;
    align-items: center;
}

.mk-eyebrow {
    color: var(--mk-primary);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.mk-lead {
    font-size: 1.15rem;
    color: var(--mk-muted);
    max-width: 38rem;
}

.mk-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1.5rem 0 1rem;
}

.mk-hero-actions .mk-btn {
    flex: 1 1 100%;
}

.mk-hero-note {
    color: var(--mk-muted);
    font-size: 0.95rem;
}

@media (min-width: 520px) {
    .mk-hero-actions .mk-btn {
        flex: 0 0 auto;
    }
}

@media (min-width: 960px) {
    .mk-hero {
        padding: 4.5rem 0 5rem;
    }

    .mk-hero-inner {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 3.5rem;
    }
}

/* Sample document */
.mk-sample {
    margin: 0;
}

.mk-sample-paper {
    position: relative;
    background: #fff;
    border: 1px solid var(--mk-border);
    border-top: 6px solid var(--mk-primary);
    border-radius: 10px;
    box-shadow: 0 18px 40px rgba(20, 32, 43, 0.14);
    padding: 1.5rem;
    font-size: 0.85rem;
    line-height: 1.45;
    max-width: 30rem;
    margin: 0 auto;
}

.mk-sample-badge {
    position: absolute;
    top: -0.9rem;
    right: 1rem;
    background: var(--mk-ink);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
}

.mk-sample-top {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.mk-sample-company {
    font-weight: 700;
    color: var(--mk-primary);
    font-size: 1rem;
    margin: 0 0 0.2rem;
}

.mk-sample-muted {
    color: var(--mk-muted);
    margin: 0;
}

.mk-sample-title {
    text-align: right;
}

.mk-sample-doc {
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--mk-primary);
    font-size: 1.1rem;
    margin: 0;
}

.mk-sample-meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    background: var(--mk-accent);
    border-radius: 6px;
    padding: 0.6rem 0.75rem;
    margin: 0 0 1rem;
}

.mk-sample-meta dt {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--mk-muted);
}

.mk-sample-meta dd {
    margin: 0;
    font-weight: 600;
}

.mk-sample-items {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0.75rem;
}

.mk-sample-items th {
    text-align: left;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #fff;
    background: var(--mk-primary);
    padding: 0.4rem 0.5rem;
}

.mk-sample-items td {
    padding: 0.45rem 0.5rem;
    border-bottom: 1px solid var(--mk-border);
}

.mk-sample-items .num {
    text-align: right;
    white-space: nowrap;
}

.mk-sample-totals {
    margin: 0 0 0.75rem auto;
    max-width: 14rem;
}

.mk-sample-totals div {
    display: flex;
    justify-content: space-between;
    padding: 0.15rem 0;
}

.mk-sample-totals dd {
    margin: 0;
}

.mk-sample-total {
    border-top: 2px solid var(--mk-primary);
    margin-top: 0.25rem;
    padding-top: 0.4rem !important;
    font-weight: 700;
    color: var(--mk-primary);
}

.mk-sample-note {
    color: var(--mk-muted);
    font-size: 0.78rem;
    margin: 0;
}

.mk-sample-caption {
    text-align: center;
    color: var(--mk-muted);
    font-size: 0.85rem;
    margin-top: 1rem;
}

@media (max-width: 420px) {
    .mk-sample-paper {
        padding: 1.1rem;
        font-size: 0.78rem;
    }

    .mk-sample-items th:nth-child(2),
    .mk-sample-items td:nth-child(2) {
        display: none;
    }
}

/* Sections */
.mk-section {
    padding: 3.5rem 0;
}

.mk-section-tinted {
    background: var(--mk-surface);
}

@media (min-width: 960px) {
    .mk-section {
        padding: 5rem 0;
    }
}

.mk-section-head {
    max-width: 44rem;
    margin: 0 auto 2.5rem;
    text-align: center;
}

.mk-section-head p {
    color: var(--mk-muted);
    font-size: 1.05rem;
}

.mk-pill {
    display: inline-block;
    background: #fff4d6;
    color: #6b4a00 !important;
    border: 1px solid #e9cf86;
    font-weight: 700;
    font-size: 0.85rem !important;
    padding: 0.25rem 0.8rem;
    border-radius: 999px;
    margin-bottom: 0.9rem !important;
}

/* Features */
.mk-features {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1.25rem;
}

@media (min-width: 640px) {
    .mk-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 960px) {
    .mk-features {
        grid-template-columns: repeat(3, 1fr);
    }
}

.mk-feature {
    border: 1px solid var(--mk-border);
    border-radius: var(--mk-radius);
    padding: 1.5rem;
    background: #fff;
}

.mk-feature h3::before {
    content: "";
    display: block;
    width: 2.25rem;
    height: 0.3rem;
    border-radius: 999px;
    background: var(--mk-primary);
    margin-bottom: 0.9rem;
}

.mk-feature p {
    color: var(--mk-muted);
    margin: 0;
}

/* Steps */
.mk-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1.25rem;
}

@media (min-width: 860px) {
    .mk-steps {
        grid-template-columns: repeat(3, 1fr);
    }
}

.mk-step {
    background: #fff;
    border: 1px solid var(--mk-border);
    border-radius: var(--mk-radius);
    padding: 1.5rem;
}

.mk-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--mk-primary);
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.mk-step p {
    color: var(--mk-muted);
    margin: 0;
}

/* Pricing */
.mk-plans {
    list-style: none;
    margin: 0 auto;
    padding: 0;
    display: grid;
    gap: 1.25rem;
    max-width: 52rem;
}

@media (min-width: 720px) {
    .mk-plans {
        grid-template-columns: repeat(2, 1fr);
    }
}

.mk-plan {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--mk-border);
    border-radius: var(--mk-radius);
    padding: 1.75rem;
    background: #fff;
}

.mk-plan-highlight {
    border: 2px solid var(--mk-primary);
    box-shadow: 0 12px 30px rgba(31, 78, 120, 0.14);
}

.mk-plan-desc {
    color: var(--mk-muted);
}

.mk-plan-price {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.mk-plan-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--mk-ink);
    line-height: 1;
}

.mk-plan-period {
    color: var(--mk-muted);
}

.mk-plan-limits {
    margin: 0 0 1.5rem;
    padding-left: 1.2rem;
    flex: 1;
}

.mk-plan-limits li {
    margin-bottom: 0.35rem;
}

.mk-trial {
    max-width: 52rem;
    margin: 1.5rem auto 0;
    text-align: center;
    background: var(--mk-accent);
    border-radius: var(--mk-radius);
    padding: 1rem 1.25rem;
}

/* FAQ */
.mk-faq-container {
    max-width: 52rem;
}

.mk-faq details {
    background: #fff;
    border: 1px solid var(--mk-border);
    border-radius: 10px;
    margin-bottom: 0.75rem;
}

.mk-faq summary {
    cursor: pointer;
    font-weight: 600;
    padding: 1rem 3rem 1rem 1.25rem;
    position: relative;
    list-style: none;
    min-height: 44px;
}

.mk-faq summary::-webkit-details-marker {
    display: none;
}

.mk-faq summary::after {
    content: "+";
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.4rem;
    line-height: 1;
    color: var(--mk-primary);
}

.mk-faq details[open] summary::after {
    content: "\2212";
}

.mk-faq details p {
    padding: 0 1.25rem 1.1rem;
    margin: 0;
    color: var(--mk-muted);
}

/* Early access */
.mk-signup {
    background: var(--mk-primary);
    color: #fff;
}

.mk-signup-inner {
    display: grid;
    gap: 2rem;
    align-items: start;
}

@media (min-width: 900px) {
    .mk-signup-inner {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

.mk-signup-copy h2 {
    color: #fff;
}

.mk-signup-copy p {
    color: #e6eef6;
    font-size: 1.1rem;
}

.mk-signup :focus-visible {
    outline-color: #fff;
}

.mk-signup-card :focus-visible {
    outline-color: var(--mk-primary);
}

.mk-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mk-checklist li {
    position: relative;
    padding-left: 1.75rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.mk-checklist li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    font-weight: 700;
    color: var(--mk-accent);
}

.mk-signup-card {
    background: #fff;
    color: var(--mk-ink);
    border-radius: var(--mk-radius);
    padding: 1.75rem;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
}

.mk-field {
    margin-bottom: 1.1rem;
}

.mk-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.mk-required, .mk-optional {
    font-weight: 400;
    color: var(--mk-muted);
    font-size: 0.9rem;
}

.mk-field input,
.mk-field select {
    width: 100%;
    min-height: 46px;
    padding: 0.6rem 0.75rem;
    font: inherit;
    color: var(--mk-ink);
    background: #fff;
    border: 1px solid #7b8794;
    border-radius: 8px;
}

.mk-field input:focus-visible,
.mk-field select:focus-visible {
    outline: 3px solid var(--mk-primary);
    outline-offset: 1px;
    border-color: var(--mk-primary);
}

.mk-field input.invalid,
.mk-field select.invalid,
.mk-field [aria-invalid="true"] {
    border: 2px solid var(--mk-error-ink);
    outline: none;
}

.mk-field-error {
    color: var(--mk-error-ink);
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0.35rem 0 0;
}

.mk-form-note {
    color: var(--mk-muted);
    font-size: 0.9rem;
    margin: 0.9rem 0 0;
}

.mk-hp {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.mk-alert {
    border-radius: 8px;
    padding: 1rem 1.1rem;
    margin-bottom: 1.25rem;
}

.mk-alert:focus-visible {
    outline: 3px solid var(--mk-primary);
}

.mk-alert p:last-child, .mk-alert ul:last-child {
    margin-bottom: 0;
}

.mk-alert ul {
    margin: 0.25rem 0 0;
    padding-left: 1.2rem;
}

.mk-alert-success {
    background: var(--mk-success-bg);
    color: var(--mk-success-ink);
    border: 1px solid #9bd3ae;
    margin-bottom: 0;
}

.mk-alert-success h3 {
    color: var(--mk-success-ink);
}

.mk-alert-error {
    background: var(--mk-error-bg);
    color: var(--mk-error-ink);
    border: 1px solid #f0b4b4;
}

.mk-alert-error a {
    color: var(--mk-error-ink);
    font-weight: 600;
}

.mk-alert-info {
    background: var(--mk-accent);
    color: var(--mk-ink);
    border: 1px solid #b7d4ea;
}

/* Account pages share the marketing column, with a narrower card centered inside it. */
.mk-account {
    width: min(100%, var(--mk-max));
    margin-inline: auto;
    padding: 2.75rem 1.25rem 3.5rem;
}

.mk-account-card {
    width: 100%;
    max-width: 34rem;
    margin-inline: auto;
    text-align: left;
    background: #fff;
    border: 1px solid var(--mk-border);
    border-radius: var(--mk-radius);
    padding: 1.75rem 1.5rem 1.5rem;
    box-shadow: 0 8px 24px rgba(20, 32, 43, 0.06);
}

.mk-account-card h1 {
    font-size: clamp(1.6rem, 3.5vw, 2rem);
}

.mk-account-card .validation-errors:empty {
    display: none;
}

.mk-account-card .validation-errors {
    background: var(--mk-error-bg);
    color: var(--mk-error-ink);
    border: 1px solid #f0b4b4;
    border-radius: 8px;
    padding: 0.85rem 1rem 0.85rem 2rem;
    margin: 0 0 1.25rem;
}

.mk-account-card .validation-message {
    color: var(--mk-error-ink);
}

.mk-account-links {
    margin: 1rem 0 0;
}

.mk-account-links + .mk-account-links {
    margin-top: 0.35rem;
}

@media (max-width: 640px) {
    .mk-account {
        padding: 1.5rem 1rem 2.5rem;
    }

    .mk-account-card {
        padding: 1.25rem 1rem 1.15rem;
    }
}

/* Footer */
.mk-footer {
    background: var(--mk-ink);
    color: #d5dde5;
    padding: 3rem 0 1.5rem;
}

.mk-footer a {
    color: #fff;
}

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

.mk-footer :focus-visible {
    outline-color: #fff;
}

.mk-footer-inner {
    display: grid;
    gap: 2rem;
}

@media (min-width: 720px) {
    .mk-footer-inner {
        grid-template-columns: 2fr 1fr 1fr;
    }
}

.mk-brand-inverse {
    color: #fff !important;
    margin-bottom: 0.75rem;
}

.mk-footer-brand p {
    max-width: 26rem;
}

.mk-footer-heading {
    color: #fff !important;
    font-size: 0.9rem !important;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem !important;
}

.mk-footer-nav ul {
    list-style: none;
    margin: 0 0 1.25rem;
    padding: 0;
}

.mk-footer-nav li {
    margin-bottom: 0.5rem;
}

.mk-footer-legal {
    border-top: 1px solid #2f3e4c;
    margin-top: 2rem;
    padding-top: 1.25rem;
    font-size: 0.9rem;
}

.mk-footer-legal p {
    margin: 0;
}

@media (prefers-reduced-motion: reduce) {
    .mk * {
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

html {
    scroll-padding-top: 80px;
}