/* Deskkeeper landing — "Ledger" brand.
   Ink navy on parchment, oxblood accents; law-library-meets-dev-tool.
   All styles live here: the Worker's CSP forbids inline style/script. */

:root {
    --ink: #182539;
    --ink-2: #2A3B57;
    --paper: #F4EEDF;
    --paper-raised: #FAF6EB;
    --oxblood: #7C2D2D;
    --oxblood-deep: #632222;
    --rule: rgba(24, 37, 57, 0.16);
    --rule-faint: rgba(24, 37, 57, 0.08);
    --text: #1E2A3E;
    --muted: #5A6376;
    --card-shadow: 0 22px 50px rgba(24, 37, 57, 0.16), 0 3px 12px rgba(24, 37, 57, 0.08);
    --content: 1200px;
    --serif: "Iowan Old Style", "Palatino Nova", Palatino, "Book Antiqua", Georgia, "Times New Roman", serif;
    --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", "Helvetica Neue", sans-serif;
    --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
    :root {
        --ink: #F4EEDF;
        --ink-2: #E4DCC6;
        --paper: #14202F;
        --paper-raised: #1C2A3D;
        --oxblood: #A34848;
        --oxblood-deep: #8A3838;
        --rule: rgba(244, 238, 223, 0.20);
        --rule-faint: rgba(244, 238, 223, 0.09);
        --text: #EDE7D6;
        --muted: #A8B0BE;
        --card-shadow: 0 22px 50px rgba(4, 9, 16, 0.55), 0 3px 12px rgba(4, 9, 16, 0.35);
    }
}

* { box-sizing: border-box; }

html {
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background:
        repeating-linear-gradient(180deg, transparent 0 35px, var(--rule-faint) 35px 36px),
        var(--paper);
    font-family: var(--sans);
    line-height: 1.55;
}

/* The legal-pad margin rule down the left edge of wide viewports. */
.margin-rule {
    position: fixed;
    inset: 0 auto 0 clamp(18px, 4vw, 64px);
    z-index: 0;
    width: 2px;
    background: color-mix(in srgb, var(--oxblood) 42%, transparent);
    pointer-events: none;
}

.shell {
    position: relative;
    z-index: 1;
    width: min(calc(100% - 48px), var(--content));
    margin: 0 auto;
}

.skip-link {
    position: absolute;
    top: -48px;
    left: 16px;
    z-index: 10;
    padding: 10px 16px;
    border-radius: 0 0 8px 8px;
    background: var(--ink);
    color: var(--paper);
    font-weight: 650;
    text-decoration: none;
    transition: top 140ms ease;
}

.skip-link:focus-visible { top: 0; }

a:focus-visible,
button:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--oxblood) 65%, transparent);
    outline-offset: 3px;
}

/* ---------- Masthead ---------- */

.masthead {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 26px 0 22px;
    border-bottom: 3px double var(--rule);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    color: var(--ink);
    text-decoration: none;
}

.brand-mark {
    width: 46px;
    height: 46px;
    border-radius: 11px;
    box-shadow: 0 6px 16px rgba(24, 37, 57, 0.28);
}

.brand-name {
    font-family: var(--serif);
    font-size: 27px;
    font-weight: 650;
    letter-spacing: -0.015em;
}

.masthead-nav {
    display: flex;
    align-items: center;
    gap: clamp(16px, 2.5vw, 30px);
}

.masthead-nav a {
    color: var(--muted);
    font-family: var(--mono);
    font-size: 13.5px;
    letter-spacing: 0.04em;
    text-decoration: none;
    text-transform: uppercase;
}

.masthead-nav a:hover { color: var(--oxblood); }

.masthead-nav .nav-cta {
    padding: 8px 15px;
    border: 1.5px solid var(--oxblood);
    border-radius: 999px;
    color: var(--oxblood);
    font-weight: 700;
}

.masthead-nav .nav-cta:hover {
    background: var(--oxblood);
    color: var(--paper);
}

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

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
    align-items: center;
    gap: clamp(40px, 5vw, 80px);
    padding: clamp(56px, 8vh, 104px) 0 clamp(64px, 9vh, 110px);
}

.eyebrow {
    margin: 0 0 18px;
    color: var(--oxblood);
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    font-family: var(--serif);
    font-size: clamp(44px, 5.4vw, 74px);
    font-weight: 600;
    letter-spacing: -0.018em;
    line-height: 1.04;
    color: var(--ink);
}

.tagline {
    max-width: 580px;
    margin: 24px 0 0;
    color: var(--muted);
    font-size: clamp(17px, 1.5vw, 20px);
    line-height: 1.6;
}

/* ---------- Download form (structure consumed by app.js — keep ids/classes) ---------- */

.download-form {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-top: 34px;
}

.download-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
}

.download-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 11px;
    min-height: 56px;
    padding: 0 26px;
    border: 0;
    border-radius: 10px;
    color: #F4EEDF;
    background: linear-gradient(180deg, #8A3535 0%, #7C2D2D 55%, #632222 100%);
    box-shadow: 0 10px 24px rgba(124, 45, 45, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.14);
    font: inherit;
    font-size: 17.5px;
    font-weight: 700;
    letter-spacing: -0.01em;
    cursor: pointer;
    transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

.download-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(124, 45, 45, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.download-button:disabled {
    cursor: wait;
    opacity: 0.55;
}

.download-button svg {
    width: 21px;
    height: 21px;
    flex: 0 0 auto;
}

.requirements,
.download-status {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.download-status {
    min-height: 21px;
    font-family: var(--mono);
    font-size: 13px;
}

.download-status[hidden] { display: none; }

.turnstile-wrap {
    min-height: 0;
    /* Allow interactive Turnstile challenges to paint when needed */
    overflow: visible;
}

.honeypot {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

/* ---------- Hero visual: the journal card ---------- */

.hero-visual {
    display: grid;
    justify-items: center;
}

.journal-card {
    position: relative;
    width: min(100%, 470px);
    border-radius: 14px;
    background: var(--paper-raised);
    border: 1px solid var(--rule);
    box-shadow: var(--card-shadow);
    transform: rotate(-1.1deg);
    animation: card-settle 800ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.journal-spine {
    position: absolute;
    inset: 0 auto 0 0;
    width: 14px;
    border-radius: 14px 0 0 14px;
    background: linear-gradient(90deg, var(--oxblood-deep), var(--oxblood));
}

.journal-ribbon {
    position: absolute;
    top: -8px;
    right: 44px;
    width: 26px;
    height: 88px;
    background: var(--oxblood);
    clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 82%, 0 100%);
    filter: drop-shadow(0 4px 8px rgba(24, 37, 57, 0.25));
}

.journal-page { padding: 30px 30px 26px 40px; }

.journal-heading {
    margin: 0 0 16px;
    padding-bottom: 12px;
    border-bottom: 3px double var(--rule);
    color: var(--ink);
    font-family: var(--serif);
    font-size: 19px;
    font-weight: 650;
}

.journal-entries {
    display: grid;
    gap: 0;
    margin: 0;
    padding: 0;
    list-style: none;
}

.journal-entry {
    display: grid;
    grid-template-columns: 14px 1fr;
    grid-template-areas: "dot title" ". meta";
    column-gap: 10px;
    padding: 11px 0;
    border-bottom: 1px solid var(--rule-faint);
}

.entry-dot {
    grid-area: dot;
    align-self: center;
    width: 8px;
    height: 8px;
    border: 1.5px solid var(--rule);
    border-radius: 50%;
}

.entry-dot-read {
    border-color: var(--oxblood);
    background: var(--oxblood);
}

.entry-title {
    grid-area: title;
    color: var(--text);
    font-size: 14.5px;
    font-weight: 600;
    letter-spacing: -0.005em;
}

.entry-meta {
    grid-area: meta;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 11.5px;
    letter-spacing: 0.02em;
}

.entry-passthrough .entry-title {
    color: var(--muted);
    font-weight: 450;
    text-decoration: line-through;
    text-decoration-color: color-mix(in srgb, var(--muted) 55%, transparent);
}

.journal-foot {
    margin: 16px 0 0;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 12px;
    letter-spacing: 0.02em;
}

@keyframes card-settle {
    from {
        opacity: 0;
        transform: rotate(-1.1deg) translateY(22px);
    }
    to {
        opacity: 1;
        transform: rotate(-1.1deg) translateY(0);
    }
}

/* ---------- Ledger entries (feature sections) ---------- */

.entries { padding-bottom: 20px; }

.entry { padding: clamp(48px, 7vh, 84px) 0 clamp(40px, 6vh, 72px); }

.entry-rule {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 18px;
    padding-bottom: 10px;
    border-bottom: 3px double var(--rule);
    margin-bottom: clamp(30px, 4vh, 48px);
}

.entry-no {
    margin: 0;
    color: var(--oxblood);
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.entry-name {
    margin: 0;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 13px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.entry-body {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
    align-items: center;
    gap: clamp(40px, 5vw, 84px);
}

.entry-body-reverse .entry-copy { order: 2; }
.entry-body-reverse .entry-visual { order: 1; }

.entry-copy h2 {
    margin: 0;
    font-family: var(--serif);
    font-size: clamp(32px, 3.6vw, 50px);
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1.06;
    color: var(--ink);
}

.entry-lede {
    margin: 20px 0 0;
    color: var(--muted);
    font-size: 18.5px;
    line-height: 1.6;
}

.entry-list {
    display: grid;
    gap: 14px;
    margin: 26px 0 0;
    padding: 0;
    list-style: none;
}

.entry-list li {
    position: relative;
    padding-left: 26px;
    color: var(--muted);
    font-size: 15.5px;
    line-height: 1.6;
}

.entry-list li::before {
    content: "";
    position: absolute;
    top: 0.62em;
    left: 2px;
    width: 12px;
    height: 2px;
    background: var(--oxblood);
}

/* ---------- Mock panels ---------- */

.entry-visual { margin: 0; }

.mock {
    width: min(100%, 440px);
    margin-inline: auto;
    padding: 24px;
    border: 1px solid var(--rule);
    border-radius: 14px;
    background: var(--paper-raised);
    box-shadow: var(--card-shadow);
}

.mock-searchbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 14px;
    border: 1px solid var(--rule);
    border-radius: 9px;
    background: color-mix(in srgb, var(--paper) 70%, var(--paper-raised));
    color: var(--text);
    font-size: 14.5px;
}

.mock-searchbar svg {
    width: 16px;
    height: 16px;
    color: var(--muted);
    flex: 0 0 auto;
}

.mock-results {
    display: grid;
    gap: 9px;
    margin: 16px 0 0;
    padding: 0;
    list-style: none;
    color: var(--muted);
    font-size: 14px;
}

.mock-results strong { color: var(--text); }
.mock-results em { font-style: normal; color: var(--oxblood); font-weight: 600; }

.mock-chiprow {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--rule-faint);
}

.chip {
    padding: 4px 12px;
    border: 1px solid var(--rule);
    border-radius: 999px;
    color: var(--muted);
    font-family: var(--mono);
    font-size: 11.5px;
    letter-spacing: 0.02em;
}

.chip-oxblood {
    border-color: var(--oxblood);
    background: color-mix(in srgb, var(--oxblood) 12%, transparent);
    color: var(--oxblood);
    font-weight: 700;
}

.mock-sessions {
    display: grid;
    gap: 10px;
    font-size: 14px;
}

.session {
    display: grid;
    grid-template-columns: 12px 1fr auto;
    grid-template-areas: "dot name actions" ". state actions";
    column-gap: 10px;
    align-items: center;
    padding: 12px 14px;
    border: 1px solid var(--rule-faint);
    border-radius: 10px;
    background: color-mix(in srgb, var(--paper) 55%, var(--paper-raised));
}

.session-dot {
    grid-area: dot;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    border: 1.5px solid var(--rule);
}

.session-running { border-color: #2E7D4F; background: #2E7D4F; }
.session-paused { border-color: #B98A2E; background: #B98A2E; }

.session-name {
    grid-area: name;
    color: var(--text);
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 600;
}

.session-state {
    grid-area: state;
    color: var(--muted);
    font-size: 12.5px;
}

.session-actions {
    grid-area: actions;
    display: flex;
    gap: 6px;
}

.mini-btn {
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border: 1px solid var(--rule);
    border-radius: 7px;
    color: var(--muted);
    font-size: 11px;
}

.session-badge {
    grid-area: actions;
    padding: 4px 10px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--oxblood) 14%, transparent);
    color: var(--oxblood);
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 700;
}

.session-done .session-name { color: var(--muted); }

.mock-audit {
    display: grid;
    gap: 0;
    font-size: 14.5px;
}

.audit-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 2px;
    border-bottom: 1px solid var(--rule-faint);
    color: var(--muted);
}

.audit-size {
    color: var(--text);
    font-family: var(--mono);
    font-size: 13.5px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.audit-total {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    margin-top: 4px;
    padding: 14px 2px 2px;
    border-top: 3px double var(--rule);
    color: var(--ink);
    font-weight: 700;
}

.audit-total .audit-size { color: var(--oxblood); font-size: 15px; }

/* ---------- Local-first colophon ---------- */

.colophon-strip {
    margin-top: clamp(40px, 6vh, 72px);
    padding: clamp(56px, 8vh, 92px) 0;
    background: var(--ink);
    color: var(--paper);
}

@media (prefers-color-scheme: dark) {
    .colophon-strip {
        background: #0E1826;
        color: var(--text);
    }
}

.colophon-strip h2 {
    margin: 0;
    font-family: var(--serif);
    font-size: clamp(30px, 3.4vw, 46px);
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1.08;
}

.colophon-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(24px, 3.5vw, 48px);
    margin: clamp(30px, 4vh, 48px) 0 0;
}

.colophon-grid dt {
    padding-top: 14px;
    border-top: 2px solid color-mix(in srgb, currentColor 30%, transparent);
    color: #D9A9A9;
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.colophon-grid dd {
    margin: 10px 0 0;
    font-size: 15.5px;
    line-height: 1.6;
    opacity: 0.82;
}

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

footer {
    padding: 40px 0 34px;
    color: var(--muted);
    text-align: center;
    font-size: 13.5px;
}

footer a {
    color: var(--oxblood);
    font-weight: 650;
    text-decoration-thickness: 1px;
    text-underline-offset: 2px;
}

/* ---------- Error page (served by the Worker on failures) ---------- */

.error-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: var(--paper);
}

.error-card {
    width: min(calc(100% - 48px), 540px);
    padding: 34px;
    border: 1px solid var(--rule);
    border-radius: 14px;
    background: var(--paper-raised);
    box-shadow: var(--card-shadow);
}

.error-card h1 {
    margin: 0 0 12px;
    font-size: 28px;
}

.error-card p {
    margin: 0;
    color: var(--muted);
}

.error-card a {
    display: inline-block;
    margin-top: 22px;
    color: var(--oxblood);
    font-weight: 650;
}

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

@media (max-width: 1040px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 52px;
        padding-top: 48px;
    }
    .hero-visual { justify-items: start; }
    .journal-card { transform: rotate(-0.6deg); }
    .entry-body {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .entry-body-reverse .entry-copy,
    .entry-body-reverse .entry-visual { order: initial; }
    .mock { margin-inline: 0; }
}

@media (max-width: 720px) {
    .colophon-grid { grid-template-columns: 1fr; }
    .masthead-nav a:not(.nav-cta) { display: none; }
}

@media (max-width: 560px) {
    .shell { width: min(calc(100% - 32px), var(--content)); }
    .margin-rule { display: none; }
    .brand-mark { width: 40px; height: 40px; }
    .brand-name { font-size: 23px; }
    h1 { font-size: clamp(38px, 11vw, 52px); }
    .tagline { font-size: 17px; }
    .download-form { align-items: stretch; }
    .download-row { flex-direction: column; align-items: stretch; }
    .download-button { width: 100%; }
    .requirements, .download-status { text-align: center; }
    .journal-page { padding: 24px 20px 22px 30px; }
    .journal-ribbon { right: 26px; height: 66px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }

    *, *::before, *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }

    .journal-card { animation: none; }
}