*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --ulq-canvas: #f3f3f6;
    --ulq-paper: #ffffff;
    --ulq-ink: #23252e;
    --ulq-quiet: #5a5d6b;
    --ulq-accent: #4a3f7a;
    --ulq-accent-lift: #5a4e92;
    --ulq-accent-wash: #edecf4;
    --ulq-hair: #dcdae4;
    --ulq-plinth: #e9e8ef;
    --ulq-stack: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    --ulq-bend-s: 8px;
    --ulq-bend-m: 14px;
    --ulq-lift-1: 0 2px 10px rgba(35, 37, 46, .06);
    --ulq-lift-2: 0 10px 26px rgba(35, 37, 46, .10);
}

html { scroll-behavior: smooth; }

body {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    background: var(--ulq-canvas);
    font-family: var(--ulq-stack);
    color: var(--ulq-ink);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--ulq-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color .2s ease;
}
a:hover { color: var(--ulq-accent-lift); }

/* ---------- top bar ---------- */
.ulq_topbar {
    padding: 20px 16px 18px;
    background: var(--ulq-paper);
    box-shadow: 0 3px 14px rgba(35, 37, 46, .07);
}
.ulq_topbar_hold {
    max-width: 1040px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}
.ulq_topbar_mark {
    display: inline-block;
    font-size: 17px;
    font-weight: 600;
    letter-spacing: .26em;
    text-indent: .26em;
    text-transform: uppercase;
    color: var(--ulq-accent);
    text-decoration: none;
}
.ulq_topbar_mark:hover { color: var(--ulq-accent-lift); }

/* ---------- page head ---------- */
.ulq_paper_head {
    max-width: 840px;
    margin: 0 auto;
    padding: 46px 22px 22px;
}
.ulq_paper_title {
    font-size: clamp(24px, 3.6vw, 38px);
    font-weight: 650;
    line-height: 1.26;
    letter-spacing: -.005em;
    color: var(--ulq-ink);
    overflow-wrap: break-word;
}
.ulq_paper_sub {
    display: block;
    margin-top: 14px;
    max-width: 640px;
    font-size: 15px;
    color: var(--ulq-quiet);
}
.ulq_paper_stamp {
    display: inline-block;
    margin-top: 20px;
    padding: 6px 15px;
    border-radius: 999px;
    background: var(--ulq-accent-wash);
    border: 1px solid var(--ulq-hair);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: .04em;
    color: var(--ulq-ink);
}

/* ---------- chapters ---------- */
.ulq_chapters {
    width: 100%;
    max-width: 880px;
    margin: 0 auto;
    padding: 10px 22px 56px;
}
.ulq_chapter {
    display: grid;
    grid-template-columns: 112px 1fr;
    gap: 10px 22px;
    padding: 26px 0;
    border-top: 1px solid var(--ulq-hair);
}
.ulq_chapter:first-child { border-top: none; padding-top: 10px; }

.ulq_chapter_gutter {
    padding-top: 4px;
    text-align: right;
}
.ulq_chapter_tag {
    display: block;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .17em;
    text-transform: uppercase;
    color: #9a9bab;
}
.ulq_chapter_no {
    display: block;
    margin-top: -2px;
    font-size: 44px;
    font-weight: 300;
    line-height: 1.1;
    color: #bdbbcb;
}

.ulq_chapter_card {
    background: var(--ulq-paper);
    border: 1px solid var(--ulq-hair);
    border-radius: var(--ulq-bend-m);
    padding: 20px 22px;
    box-shadow: var(--ulq-lift-1);
}
.ulq_chapter_title {
    font-size: clamp(18px, 2.2vw, 22px);
    font-weight: 650;
    line-height: 1.34;
    color: var(--ulq-ink);
    margin-bottom: 10px;
}
.ulq_chapter_body p { margin-bottom: 12px; color: var(--ulq-quiet); }
.ulq_chapter_body p:last-child { margin-bottom: 0; }
.ulq_chapter_body strong { color: var(--ulq-ink); font-weight: 650; }
.ulq_chapter_body ul,
.ulq_chapter_body ol {
    margin: 0 0 12px;
    padding-left: 0;
    list-style: none;
    color: var(--ulq-quiet);
}
.ulq_chapter_body ul:last-child,
.ulq_chapter_body ol:last-child { margin-bottom: 0; }
.ulq_chapter_body ol { counter-reset: ulqRow; }
.ulq_chapter_body li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
}
.ulq_chapter_body li:last-child { margin-bottom: 0; }
.ulq_chapter_body ul > li::before {
    content: "";
    position: absolute;
    left: 1px;
    top: .72em;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    border: 2px solid var(--ulq-accent);
}
.ulq_chapter_body ol > li {
    counter-increment: ulqRow;
    padding-left: 28px;
}
.ulq_chapter_body ol > li::before {
    content: counter(ulqRow);
    position: absolute;
    left: 0;
    top: 0;
    font-size: 13px;
    font-weight: 700;
    color: var(--ulq-accent);
}

/* ---------- accents inside a chapter ---------- */
.ulq_note {
    margin: 14px 0 0;
    padding: 15px 17px;
    border-left: 3px solid var(--ulq-accent);
    border-radius: 0 var(--ulq-bend-s) var(--ulq-bend-s) 0;
    background: var(--ulq-accent-wash);
}
.ulq_note p { margin: 0; font-size: 15px; color: var(--ulq-ink); }

.ulq_defs {
    margin: 12px 0;
    display: grid;
    gap: 1px;
    background: var(--ulq-hair);
    border: 1px solid var(--ulq-hair);
    border-radius: var(--ulq-bend-s);
    overflow: hidden;
}
.ulq_defs:last-child { margin-bottom: 0; }
.ulq_def {
    display: grid;
    grid-template-columns: minmax(130px, 36%) 1fr;
    gap: 4px 16px;
    padding: 12px 14px;
    background: #fafafc;
    font-size: 15px;
}
.ulq_def_key { font-weight: 650; color: var(--ulq-ink); }
.ulq_def_val { color: var(--ulq-quiet); }
@media (max-width: 560px) {
    .ulq_def { grid-template-columns: 1fr; }
}

.ulq_sheet {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 15px;
    background: #fafafc;
    border: 1px solid var(--ulq-hair);
    border-radius: var(--ulq-bend-s);
    overflow: hidden;
}
.ulq_sheet:last-child { margin-bottom: 0; }
.ulq_sheet th {
    text-align: left;
    padding: 11px 14px;
    background: var(--ulq-accent-wash);
    border-bottom: 1px solid var(--ulq-hair);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--ulq-accent);
}
.ulq_sheet td {
    padding: 11px 14px;
    border-top: 1px solid var(--ulq-hair);
    color: var(--ulq-quiet);
}
.ulq_sheet td:last-child { color: var(--ulq-ink); font-weight: 650; }

.ulq_chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 12px;
}
.ulq_chips:last-child { margin-bottom: 0; }
.ulq_chip {
    display: inline-block;
    padding: 5px 13px;
    border-radius: 999px;
    border: 1px solid var(--ulq-hair);
    background: #fafafc;
    font-size: 13px;
    font-weight: 600;
    color: var(--ulq-accent);
}

/* ---------- closing strip ---------- */
.ulq_tail {
    max-width: 880px;
    width: 100%;
    margin: 0 auto;
    padding: 0 22px 54px;
}
.ulq_tail_box {
    padding: 18px 20px;
    border: 1px solid var(--ulq-hair);
    border-radius: var(--ulq-bend-m);
    background: rgba(255, 255, 255, .72);
    font-size: 14px;
    color: var(--ulq-quiet);
    text-align: center;
}

@media (max-width: 620px) {
    .ulq_chapter {
        grid-template-columns: 1fr;
        gap: 8px;
    }
    .ulq_chapter_gutter {
        display: flex;
        align-items: baseline;
        gap: 9px;
        text-align: left;
        padding-top: 0;
    }
    .ulq_chapter_no { font-size: 26px; margin-top: 0; }
    .ulq_paper_head { padding-top: 34px; }
    .ulq_chapter_card { padding: 17px 16px; }
}

/* ---------- base ---------- */
.ulq_base {
    margin-top: auto;
    flex-shrink: 0;
    padding: 26px 20px;
    text-align: center;
    background: var(--ulq-plinth);
    border-top: 1px solid var(--ulq-hair);
}
.ulq_base_hold {
    max-width: 880px;
    margin: 0 auto;
}
.ulq_base_links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 22px;
    margin-bottom: 14px;
}
.ulq_base_links a {
    font-size: 12px;
    color: var(--ulq-accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(74, 63, 122, .4);
    padding-bottom: 2px;
}
.ulq_base_links a:hover {
    color: var(--ulq-accent-lift);
    border-bottom-color: var(--ulq-accent-lift);
}
.ulq_base_copy {
    font-size: 12px;
    color: var(--ulq-quiet);
    margin-bottom: 10px;
}
.ulq_base_legal {
    max-width: 760px;
    margin: 0 auto;
    font-size: 11px;
    line-height: 1.75;
    color: #6e7180;
}