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

:root {
    --zvl_primary: #7a1f3d;
    --zvl_primary_soft: #a63356;
    --zvl_accent: #21a179;
    --zvl_accent_deep: #146b50;
    --zvl_ink: #3f0f1f;
    --zvl_muted: #6d5661;
    --zvl_line: #f0d2dc;
    --zvl_paper: #fffafc;
    --zvl_surface: #fdeff3;
    --zvl_panel: #ffffff;
    --zvl_night: #2a0a14;
    --zvl_font_ui: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --zvl_font_display: Georgia, "Times New Roman", Times, serif;
    --zvl_r_s: 10px;
    --zvl_r_m: 16px;
    --zvl_r_l: 24px;
    --zvl_sh_s: 0 8px 20px rgba(63, 15, 31, .07);
    --zvl_sh_m: 0 16px 40px rgba(63, 15, 31, .11);
    --zvl_sh_l: 0 26px 60px rgba(63, 15, 31, .16);
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--zvl_font_ui);
    background:
        radial-gradient(circle at 12% 0%, rgba(33, 161, 121, .10), transparent 34%),
        linear-gradient(180deg, #fffafc 0%, #fdeff3 100%);
    color: var(--zvl_ink);
    line-height: 1.7;
    font-size: 16px;
}

a {
    color: var(--zvl_primary);
    text-decoration: none;
    transition: color .2s ease;
}
a:hover { color: var(--zvl_accent_deep); }

.zvl_topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    padding: 16px 20px;
    background: rgba(255, 250, 252, .92);
    backdrop-filter: blur(14px);
    border-bottom: 2px solid rgba(122, 31, 61, .14);
}
.zvl_topbar_inner {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: left;
}
.zvl_topbar_logo {
    font-family: var(--zvl_font_display);
    font-size: 22px;
    letter-spacing: .06em;
    font-weight: 700;
    color: var(--zvl_primary);
}

.zvl_doc_head {
    max-width: 980px;
    margin: 0 auto;
    padding: 54px 40px 30px;
    text-align: left;
}
.zvl_doc_tag {
    display: inline-block;
    padding: 5px 13px;
    border-radius: 6px;
    background: var(--zvl_primary);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: #ffe9f0;
    margin-bottom: 16px;
}
.zvl_doc_title {
    max-width: 760px;
    margin: 0 0 12px;
    font-family: var(--zvl_font_display);
    font-size: clamp(28px, 4.4vw, 46px);
    line-height: 1.14;
    font-weight: 700;
    color: var(--zvl_primary);
}
.zvl_doc_lead {
    max-width: 660px;
    color: var(--zvl_muted);
    font-size: 17px;
    line-height: 1.72;
}
.zvl_doc_meta {
    margin-top: 16px;
    font-size: 13px;
    letter-spacing: .04em;
    color: var(--zvl_accent_deep);
    font-weight: 700;
}

.zvl_shell {
    max-width: 980px;
    margin: 0 auto;
    padding: 0 20px 80px;
}
.zvl_paper_panel {
    background: var(--zvl_panel);
    border: 1px solid var(--zvl_line);
    border-left: 5px solid var(--zvl_primary);
    border-radius: var(--zvl_r_l);
    box-shadow: var(--zvl_sh_m);
    padding: 46px 50px;
}
@media (max-width: 740px) {
    .zvl_paper_panel { padding: 28px 20px; border-radius: 18px; }
    .zvl_doc_head { padding: 42px 20px 24px; }
}

.zvl_paper_panel h2 {
    font-family: var(--zvl_font_display);
    font-size: clamp(21px, 2.8vw, 29px);
    line-height: 1.22;
    font-weight: 700;
    color: var(--zvl_primary);
    margin: 34px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px dashed var(--zvl_line);
}
.zvl_paper_panel h2:first-child { margin-top: 0; }
.zvl_paper_panel h3 {
    font-size: 17px;
    line-height: 1.3;
    color: var(--zvl_ink);
    margin: 22px 0 9px;
}
.zvl_paper_panel p {
    color: var(--zvl_muted);
    margin-bottom: 14px;
}
.zvl_paper_panel ul,
.zvl_paper_panel ol {
    padding-left: 22px;
    margin: 0 0 16px;
    color: var(--zvl_muted);
}
.zvl_paper_panel li { margin-bottom: 7px; }
.zvl_paper_panel strong { color: var(--zvl_ink); }

.zvl_facts_table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 28px;
    font-size: 15px;
    background: var(--zvl_paper);
    border: 1px solid var(--zvl_line);
    border-radius: var(--zvl_r_m);
    overflow: hidden;
}
.zvl_facts_table caption {
    caption-side: top;
    text-align: left;
    padding: 0 0 10px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--zvl_accent_deep);
}
.zvl_facts_table th {
    background: var(--zvl_primary);
    color: #ffeef4;
    text-align: left;
    padding: 13px 16px;
    font-size: 13px;
    letter-spacing: .05em;
    text-transform: uppercase;
}
.zvl_facts_table td {
    padding: 13px 16px;
    border-bottom: 1px solid var(--zvl_line);
    color: var(--zvl_muted);
    vertical-align: top;
}
.zvl_facts_table td:first-child {
    color: var(--zvl_ink);
    font-weight: 700;
    width: 38%;
}
.zvl_facts_table tr:nth-child(even) td { background: rgba(253, 239, 243, .7); }
.zvl_facts_table tr:last-child td { border-bottom: none; }
@media (max-width: 620px) {
    .zvl_facts_table { font-size: 14px; }
    .zvl_facts_table th,
    .zvl_facts_table td { padding: 10px 12px; }
    .zvl_facts_table td:first-child { width: 44%; }
}

.zvl_note,
.zvl_warn {
    margin: 24px 0;
    padding: 18px 20px 18px 22px;
    border-radius: var(--zvl_r_s);
    box-shadow: var(--zvl_sh_s);
}
.zvl_note {
    background: #eaf8f2;
    border-left: 5px solid var(--zvl_accent);
}
.zvl_warn {
    background: #fdeff3;
    border-left: 5px solid var(--zvl_primary_soft);
}
.zvl_note p,
.zvl_warn p { margin: 0; color: var(--zvl_ink); font-size: 15px; }
.zvl_note_label {
    display: block;
    margin-bottom: 5px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--zvl_accent_deep);
}
.zvl_warn .zvl_note_label { color: var(--zvl_primary); }

.zvl_side_note {
    float: right;
    width: 260px;
    margin: 6px 0 18px 26px;
    padding: 16px 18px;
    background: var(--zvl_surface);
    border: 1px dashed var(--zvl_primary_soft);
    border-radius: var(--zvl_r_s);
    font-size: 14px;
    line-height: 1.62;
    color: var(--zvl_muted);
}
.zvl_side_note b { display: block; margin-bottom: 4px; color: var(--zvl_primary); }
@media (max-width: 740px) {
    .zvl_side_note { float: none; width: auto; margin: 18px 0; }
}

.zvl_steps_list {
    counter-reset: zvl_step;
    list-style: none;
    padding: 0 !important;
    margin: 22px 0 26px;
}
.zvl_steps_list li {
    counter-increment: zvl_step;
    position: relative;
    padding: 0 0 16px 46px;
    margin: 0 0 14px;
    border-bottom: 1px solid var(--zvl_line);
    color: var(--zvl_muted);
}
.zvl_steps_list li:last-child { border-bottom: none; margin-bottom: 0; }
.zvl_steps_list li::before {
    content: counter(zvl_step);
    position: absolute;
    left: 0;
    top: 1px;
    width: 30px;
    height: 30px;
    border-radius: 8px;
    display: grid;
    place-items: center;
    font-size: 14px;
    font-weight: 800;
    color: #fff;
    background: var(--zvl_accent_deep);
}
.zvl_steps_list b { display: block; color: var(--zvl_ink); }

.zvl_footnote {
    margin-top: 30px;
    padding-top: 16px;
    border-top: 2px solid var(--zvl_line);
    font-size: 13px;
    color: var(--zvl_muted);
}

.zvl_footer {
    margin-top: 40px;
    background: var(--zvl_ink);
    color: #d8b3c0;
    padding: 26px 20px 22px;
    font-family: var(--zvl_font_ui);
    text-align: center;
    border-top: 4px solid var(--zvl_accent_deep);
}
.zvl_footer_inner {
    max-width: 900px;
    margin: 0 auto;
}
.zvl_footer_links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 22px;
    margin-bottom: 12px;
}
.zvl_footer_links a {
    color: #f0cdd8;
    font-size: 12px;
    text-decoration: none;
    border-bottom: 1px solid rgba(240, 205, 216, .3);
}
.zvl_footer_links a:hover { color: #ffffff; }
.zvl_footer_copy {
    font-size: 12px;
    color: #d8b3c0;
}