:root {
  --bg: #f7f8fc;
  --surface: #ffffff;
  --ink: #121a3e;
  --text: #59627c;
  --muted: #8d96af;
  --line: #e6e8f1;
  --line-strong: #d9dcef;
  --brand: #5a4df5;
  --brand-hover: #4739e6;
  --brand-soft: #ecebff;
  --aqua: #14b8a6;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 14px 36px rgba(27, 34, 80, .08);
  --container: 1180px;
}

[data-theme="dark"] {
  --bg: #080d1d;
  --surface: #101831;
  --ink: #f4f6ff;
  --text: #a8b1ca;
  --muted: #818ba6;
  --line: rgba(227, 232, 255, .12);
  --line-strong: rgba(227, 232, 255, .2);
  --brand-soft: rgba(90, 77, 245, .18);
  --shadow: 0 18px 42px rgba(0, 0, 0, .28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Onest, Arial, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.5; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.container { width: min(calc(100% - 40px), var(--container)); margin: 0 auto; }

.site-header { position: sticky; top: 0; z-index: 30; border-bottom: 1px solid rgba(230,232,241,.86); background: rgba(255,255,255,.84); backdrop-filter: blur(16px); }
.header-inner { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-size: 20px; font-weight: 800; letter-spacing: -.04em; }
.brand > span:last-child span { color: var(--brand); }
.brand-mark { position: relative; width: 30px; height: 30px; display: inline-block; transform: rotate(-8deg); }
.brand-mark i { position: absolute; display: block; width: 13px; height: 13px; border-radius: 4px; background: var(--brand); }
.brand-mark i:nth-child(1) { left: 1px; top: 9px; }
.brand-mark i:nth-child(2) { right: 1px; top: 1px; background: #847cff; }
.brand-mark i:nth-child(3) { right: 1px; bottom: 1px; background: #9c96ff; }
.desktop-nav { display: flex; gap: 26px; align-items: center; margin-left: auto; }
.desktop-nav a { color: var(--text); font-size: 14px; font-weight: 600; }
.desktop-nav a:hover { color: var(--brand); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.theme-toggle { display: inline-flex; align-items: center; gap: 7px; min-height: 39px; padding: 8px 12px; color: var(--text); border: 1px solid var(--line); border-radius: 999px; background: #fff; font-size: 13px; font-weight: 800; transition: .18s ease; }
.theme-toggle:hover { color: var(--brand); border-color: #bdb8ff; background: #fafaff; }
.theme-toggle [data-theme-icon] { width: 18px; height: 18px; display: grid; place-items: center; }
.menu-button { display: none; width: 42px; height: 42px; padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.menu-button span { display: block; height: 2px; border-radius: 99px; background: var(--ink); margin: 4px 0; }
.mobile-menu { display: none; padding: 6px 20px 18px; border-top: 1px solid var(--line); background: #fff; }
.mobile-menu a { display: block; padding: 11px 0; font-weight: 600; color: var(--text); }

.page-hero { padding: 54px 0 50px; text-align: center; background: radial-gradient(circle at 50% -18%, #e4e1ff 0, rgba(228,225,255,.45) 23%, rgba(247,248,252,0) 57%); }
.breadcrumbs { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 13px; margin-bottom: 28px; }
.breadcrumbs a:hover { color: var(--brand); }
.eyebrow { display: inline-flex; align-items: center; gap: 7px; color: #5147d4; background: var(--brand-soft); padding: 6px 11px; border-radius: 99px; font-size: 12px; font-weight: 700; }
h1 { max-width: 830px; margin: 17px auto 13px; font-size: clamp(38px, 5vw, 64px); line-height: 1.06; letter-spacing: -.055em; font-weight: 800; }
.hero-copy { max-width: 690px; margin: 0 auto; color: var(--text); font-size: 17px; }
.hero-points { margin-top: 22px; display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; }
.hero-points span { padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.72); font-size: 12px; font-weight: 600; color: var(--text); }
.hero-points span::before { content: '✓'; margin-right: 6px; color: var(--aqua); font-weight: 800; }

.tool-section { padding: 0 0 64px; }
.tool-layout { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(310px, .85fr); align-items: start; gap: 20px; }
.tool-card, .result-panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.tool-card { padding: 30px; }
.tool-card__head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; padding-bottom: 23px; border-bottom: 1px solid var(--line); }
.section-kicker { color: var(--brand); text-transform: uppercase; letter-spacing: .1em; font-size: 11px; font-weight: 800; margin: 0 0 6px; }
h2 { font-size: 24px; line-height: 1.18; letter-spacing: -.035em; margin: 0; }
.text-button { border: 0; background: transparent; color: var(--muted); font-weight: 600; font-size: 13px; padding: 4px 0; }
.text-button:hover { color: #d1495b; }
.field { display: block; min-width: 0; }
.field.is-hidden, .is-hidden { display: none !important; }
.field--full { margin: 24px 0 18px; }
.field--wide { grid-column: 1 / -1; }
.field span, .field label { display: block; color: var(--ink); font-size: 13px; font-weight: 700; margin-bottom: 7px; }
.field input, .field textarea, .field select { width: 100%; border: 1px solid var(--line-strong); outline: none; border-radius: 11px; padding: 12px; color: var(--ink); background: #fff; transition: border .15s ease, box-shadow .15s ease; }
.field textarea { resize: vertical; min-height: 240px; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: #9189ff; box-shadow: 0 0 0 3px rgba(90,77,245,.12); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid--single { grid-template-columns: 1fr; }
.minusator-panel { padding: 16px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(135deg, #fbfbff, #f4fffc); }
.minusator-panel__head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; margin-bottom: 14px; }
.minusator-panel h3 { margin: 0 0 4px; font-size: 16px; letter-spacing: -.02em; }
.minusator-panel p { margin: 0; color: var(--text); font-size: 12px; }
.minusator-panel__head span { flex: 0 0 auto; padding: 5px 8px; border-radius: 999px; color: var(--brand); background: var(--brand-soft); font-size: 11px; font-weight: 800; }
.minusator-words { display: flex; flex-wrap: wrap; gap: 8px; max-height: 250px; overflow: auto; padding: 2px; }
.minusator-words__empty { width: 100%; padding: 12px; border: 1px dashed var(--line-strong); border-radius: 12px; color: var(--muted); background: rgba(255,255,255,.62); }
.minusator-word { display: inline-flex; align-items: center; gap: 7px; min-height: 34px; padding: 6px 10px; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--ink); background: #fff; font-size: 13px; font-weight: 700; transition: .15s ease; }
.minusator-word small { min-width: 22px; padding: 2px 6px; border-radius: 999px; color: var(--muted); background: #f0f2fa; font-size: 11px; font-weight: 800; }
.minusator-word:hover { border-color: #bdb8ff; color: var(--brand); transform: translateY(-1px); }
.minusator-word.is-selected { border-color: rgba(20,184,166,.55); color: #087d70; background: #e7faf6; }
.minusator-word.is-selected small { color: #087d70; background: rgba(20,184,166,.14); }
.actions-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.primary-button { min-height: 43px; border: 0; border-radius: 10px; background: var(--brand); color: #fff; padding: 0 16px; font-weight: 750; transition: .15s; }
.primary-button:hover:not(:disabled) { background: var(--brand-hover); transform: translateY(-1px); }
.primary-button:disabled, .icon-button:disabled { opacity: .48; cursor: not-allowed; }
.secondary-button { display: inline-flex; align-items: center; gap: 7px; border: 1px dashed #b9b6fb; color: var(--brand); background: #fbfbff; padding: 10px 12px; border-radius: 11px; font-weight: 700; font-size: 13px; }
.secondary-button:hover { background: var(--brand-soft); }

.result-panel { position: sticky; top: 94px; padding: 24px; overflow: hidden; }
.result-panel__top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.status { display: inline-flex; align-items: center; gap: 6px; color: #387a6f; background: #e7faf6; border-radius: 999px; padding: 5px 8px; font-size: 11px; font-weight: 700; }
.status-dot { width: 7px; height: 7px; background: var(--aqua); border-radius: 50%; }
.local-mark { color: var(--muted); font-size: 11px; font-weight: 700; }
.result-panel h2 { margin: 23px 0 7px; }
.result-description { color: var(--text); margin: 0 0 17px; font-size: 13px; }
.generated-link-wrap { border: 1px solid var(--line-strong); border-radius: 14px; overflow: hidden; background: #fbfbff; }
#resultOutput { display: block; width: 100%; height: 180px; resize: vertical; border: 0; outline: none; color: #30375b; background: transparent; padding: 14px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; line-height: 1.55; }
.result-actions { display: grid; grid-template-columns: 1fr 43px; gap: 8px; padding: 0 9px 9px; }
.icon-button { border: 1px solid var(--line); border-radius: 10px; color: var(--brand); background: #fff; font-size: 21px; }
.result-meta { min-height: 28px; padding: 11px 2px 0; color: var(--muted); font-size: 11px; }
.result-meta.is-valid { color: #347d70; }
.result-meta.is-error { color: #c04052; }
.result-note { display: flex; gap: 9px; align-items: flex-start; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.result-note__icon { flex: 0 0 auto; width: 20px; height: 20px; display: grid; place-items: center; background: var(--brand-soft); color: var(--brand); border-radius: 7px; font-weight: 800; font-size: 12px; }
.result-note p { margin: 0; color: var(--text); font-size: 12px; line-height: 1.55; }
.qr-result { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 20px 14px 6px; }
.qr-result img { display: block; max-width: 100%; height: auto; border-radius: 12px; background: #fff; padding: 12px; box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.qr-result .primary-button { font-size: 13px; padding: 8px 20px; text-decoration: none; }
.how-section { padding: 62px 0; background: #eeeefe; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.step { position: relative; padding: 21px 22px; border: 1px solid rgba(142,136,255,.2); border-radius: var(--radius); background: rgba(255,255,255,.74); }
.step span { display: inline-block; color: var(--brand); font-size: 12px; font-weight: 800; letter-spacing: .08em; margin-bottom: 36px; }
.step h3 { font-size: 17px; margin: 0 0 8px; }
.step p { margin: 0; color: var(--text); font-size: 13px; }
.seo-content-section { padding: 56px 0 14px; }
.seo-content-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.seo-content-card { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow); }
.seo-content-card--main { grid-column: 1 / -1; }
.seo-content-card h2 { margin: 0 0 12px; }
.seo-content-card p { margin: 0; color: var(--text); font-size: 14px; }
.seo-content-card .content-list { grid-template-columns: repeat(2, minmax(0, 1fr)); padding-left: 20px; }
.related-tools { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 18px; }
.related-tool { display: flex; flex-direction: column; min-height: 122px; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: #fbfbff; transition: .16s ease; }
.related-tool:hover { color: var(--brand); border-color: #bdb8ff; transform: translateY(-2px); }
.related-tool span { font-weight: 800; font-size: 14px; line-height: 1.25; }
.related-tool small { margin-top: 8px; color: var(--text); font-size: 12px; line-height: 1.45; }
.faq-section { padding: 56px 0; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 26px; margin-bottom: 20px; }
.section-heading--center { justify-content: center; text-align: center; }
.static-page { padding: 0 0 70px; }
.static-card { max-width: 880px; margin: 0 auto; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow); }
.static-card h2 { margin-top: 26px; }
.static-card h2:first-child { margin-top: 0; }
.static-card p, .static-card li { color: var(--text); }
.static-card a { color: var(--brand); font-weight: 800; }
.content-list { display: grid; gap: 10px; margin: 18px 0 0; padding-left: 21px; }
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 22px; }
.contact-card { padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.58); }
.contact-card h2 { margin: 0 0 7px; font-size: 18px; }
.contact-card p { margin: 0; }
.category-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 24px; }
.category-nav a { padding: 8px 11px; color: var(--text); border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.72); font-size: 12px; font-weight: 800; }
.category-nav a:hover, .category-nav a.is-active { color: var(--brand); border-color: #bdb8ff; background: var(--brand-soft); }
.category-tools { padding: 0 0 76px; }
.category-tools-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.category-tool-card { position: relative; min-height: 184px; display: flex; flex-direction: column; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); transition: transform .18s ease, border-color .18s ease; }
.category-tool-card:hover { transform: translateY(-3px); border-color: #bdb8ff; }
.category-tool-card small { color: var(--muted); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.category-tool-card h2 { margin: 10px 0 8px; font-size: 20px; }
.category-tool-card p { margin: 0; color: var(--text); font-size: 13px; }
.category-tool-card span { margin-top: auto; padding-top: 18px; color: var(--brand); font-size: 13px; font-weight: 800; }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; position: relative; padding: 18px 36px 18px 0; color: var(--ink); font-size: 15px; font-weight: 700; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; position: absolute; right: 4px; top: 13px; color: var(--brand); font-size: 25px; font-weight: 400; }
details[open] summary::after { content: '-'; }
details p { margin: -3px 0 18px; max-width: 780px; color: var(--text); font-size: 14px; }
.site-footer { margin-top: 16px; padding: 34px 0; background: #111733; color: #eef0ff; }
.footer-inner { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 30px; }
.site-footer .brand { color: #fff; }
.site-footer .brand > span:last-child span { color: #a9a4ff; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a, .site-footer small { color: #bcc2db; font-size: 12px; }

[data-theme="dark"] body { background: var(--bg); color: var(--ink); }
[data-theme="dark"] .site-header { background: rgba(8, 13, 29, .88); }
[data-theme="dark"] .brand { color: var(--ink); }
[data-theme="dark"] .theme-toggle,
[data-theme="dark"] .menu-button,
[data-theme="dark"] .field input,
[data-theme="dark"] .field textarea,
[data-theme="dark"] .field select,
[data-theme="dark"] .icon-button { color: var(--ink); border-color: var(--line-strong); background: #0c1429; }
[data-theme="dark"] .menu-button span { background: var(--ink); }
[data-theme="dark"] .mobile-menu { border-top-color: var(--line); background: #0c1429; }
[data-theme="dark"] .page-hero { background: radial-gradient(circle at 50% -18%, rgba(90, 77, 245, .3) 0, rgba(90, 77, 245, .16) 23%, rgba(8, 13, 29, 0) 57%); }
[data-theme="dark"] .hero-points span,
[data-theme="dark"] .tool-card,
[data-theme="dark"] .result-panel,
[data-theme="dark"] .step,
[data-theme="dark"] .seo-content-card,
[data-theme="dark"] .static-card { color: var(--ink); border-color: var(--line); background: var(--surface); }
[data-theme="dark"] .related-tool { border-color: var(--line); background: #0c1429; }
[data-theme="dark"] .contact-card { border-color: var(--line); background: #0c1429; }
[data-theme="dark"] .category-nav a { color: var(--text); border-color: var(--line); background: #0c1429; }
[data-theme="dark"] .category-tool-card { color: var(--ink); border-color: var(--line); background: var(--surface); }
[data-theme="dark"] .generated-link-wrap { border-color: var(--line-strong); background: #0c1429; }
[data-theme="dark"] #resultOutput { color: var(--ink); }
[data-theme="dark"] .minusator-panel { border-color: var(--line); background: linear-gradient(135deg, #0c1429, #0b1d2a); }
[data-theme="dark"] .minusator-words__empty { border-color: var(--line-strong); background: rgba(12,20,41,.72); }
[data-theme="dark"] .minusator-word { color: var(--ink); border-color: var(--line-strong); background: #0c1429; }
[data-theme="dark"] .minusator-word small { color: var(--text); background: rgba(255,255,255,.06); }
[data-theme="dark"] .minusator-word.is-selected { color: #78f0df; border-color: rgba(20,184,166,.58); background: rgba(20,184,166,.12); }
[data-theme="dark"] .minusator-word.is-selected small { color: #78f0df; background: rgba(20,184,166,.16); }
[data-theme="dark"] .how-section { background: #0b1226; }
[data-theme="dark"] .faq-list,
[data-theme="dark"] details,
[data-theme="dark"] .tool-card__head,
[data-theme="dark"] .result-note { border-color: var(--line); }
[data-theme="dark"] .site-footer { background: #050816; }
[data-theme="dark"] .qr-result img { background: #0c1429; box-shadow: 0 1px 4px rgba(0,0,0,.3); }
.snippet-result { padding: 16px 14px 8px; }
.serp-card { padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); font-family: Arial, sans-serif; max-width: 580px; }
.serp-card--google { font-family: arial,sans-serif; }
.serp-card--google .serp-url { display: block; color: #202124; font-size: 14px; line-height: 1.3; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.serp-card--google .serp-title { margin: 4px 0 0; color: #1a0dab; font-size: 18px; font-weight: 400; line-height: 1.25; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; }
.serp-card--google .serp-desc { margin: 2px 0 0; color: #4d5156; font-size: 14px; line-height: 1.58; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.serp-card--yandex { display: flex; gap: 10px; align-items: flex-start; font-family: 'YS Text', Arial, sans-serif; }
.serp-card--yandex .serp-favicon { flex: 0 0 auto; width: 28px; height: 28px; background: #fc0; border-radius: 6px; display: grid; place-items: center; font-size: 16px; }
.serp-card--yandex .serp-url { display: block; color: #6f767d; font-size: 13px; line-height: 1.3; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.serp-card--yandex .serp-title { margin: 2px 0 0; color: #0044cc; font-size: 16px; font-weight: 700; line-height: 1.3; }
.serp-card--yandex .serp-desc { margin: 4px 0 0; color: #202124; font-size: 14px; line-height: 1.45; }
.serp-stats { margin-top: 10px; font-size: 12px; color: var(--muted); }
.serp-stats span { font-weight: 700; margin-left: 4px; }
.serp-stats .is-valid { color: #347d70; }
.serp-stats .is-error { color: #c04052; }
[data-theme="dark"] .serp-card { border-color: var(--line-strong); background: #0c1429; }
[data-theme="dark"] .serp-card--google .serp-url { color: #bdc1c6; }
[data-theme="dark"] .serp-card--google .serp-title { color: #8ab4f8; }
[data-theme="dark"] .serp-card--google .serp-desc { color: #bdc1c6; }
[data-theme="dark"] .serp-card--yandex .serp-url { color: #9aa0a6; }
[data-theme="dark"] .serp-card--yandex .serp-title { color: #8bb3f7; }
[data-theme="dark"] .serp-card--yandex .serp-desc { color: #bdc1c6; }

@media (max-width: 920px) {
  .tool-layout { grid-template-columns: 1fr; }
  .result-panel { position: relative; top: 0; }
  .steps-grid { grid-template-columns: 1fr; }
  .related-tools { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  .container { width: min(calc(100% - 32px), var(--container)); }
  .header-inner { min-height: 66px; }
  .desktop-nav { display: none; }
  .theme-toggle { padding-inline: 10px; }
  .theme-toggle [data-theme-text] { display: none; }
  .menu-button { display: block; }
  .mobile-menu:not([hidden]) { display: block; }
  .page-hero { padding: 35px 0; text-align: left; }
  .breadcrumbs { justify-content: flex-start; margin-bottom: 22px; }
  h1 { font-size: clamp(36px, 10vw, 46px); }
  .hero-copy { font-size: 15px; }
  .hero-points { justify-content: flex-start; }
  .tool-card, .result-panel { padding: 20px; border-radius: 19px; }
  .static-card { padding: 22px; }
  .contact-grid { grid-template-columns: 1fr; }
  .category-nav { justify-content: flex-start; }
  .category-tools-grid { grid-template-columns: 1fr; }
  .seo-content-grid { grid-template-columns: 1fr; }
  .seo-content-card .content-list { grid-template-columns: 1fr; }
  .related-tools { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 18px; }
}