:root {
  --tool-ink: #071010;
  --tool-ink-soft: #122020;
  --tool-paper: #f3f7f8;
  --tool-card: #fff;
  --tool-blue: #2196f3;
  --tool-blue-dark: #0879c9;
  --tool-blue-pale: #e8f4fd;
  --tool-mint: #9fe8d0;
  --tool-muted: #637273;
  --tool-line: rgba(7, 16, 16, .12);
  --tool-radius: 24px;
  --tool-shadow: 0 24px 70px rgba(7, 16, 16, .1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.tools-page {
  margin: 0;
  background: var(--tool-paper);
  color: var(--tool-ink);
  font-family: "Open Sans", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
body.tools-page a { color: inherit; }
body.tools-page button,
body.tools-page select { font: inherit; }
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 10000;
  padding: 10px 14px;
  border-radius: 10px;
  background: #fff;
  color: var(--tool-ink);
  transform: translateY(-160%);
}
.skip-link:focus { transform: none; }
.header-section .menu-list .tools-active { color: #fff; }
.header-section .menu-list .tools-active::after { width: 20px; margin-left: -10px; }
.tools-brand a { text-decoration: none; }

.tool-shell {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}
.tools-hero {
  position: relative;
  overflow: hidden;
  padding: 170px 0 92px;
  background:
    radial-gradient(circle at 82% 20%, rgba(33, 150, 243, .29), transparent 29%),
    radial-gradient(circle at 10% 100%, rgba(159, 232, 208, .14), transparent 34%),
    var(--tool-ink);
  color: #fff;
}
.tools-hero::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  right: -220px;
  top: -210px;
  border: 1px solid rgba(255, 255, 255, .13);
  border-radius: 50%;
  box-shadow: 0 0 0 72px rgba(33, 150, 243, .04), 0 0 0 144px rgba(33, 150, 243, .025);
  pointer-events: none;
}
.tools-hero.compact { padding-bottom: 70px; }
.tools-hero .tool-shell { position: relative; z-index: 1; }
.tool-kicker,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: #79c7ff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.tool-kicker::before,
.section-kicker::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.tools-hero h1 {
  max-width: 900px;
  margin: 0;
  font-family: Raleway, Arial, sans-serif;
  font-size: clamp(45px, 7.8vw, 88px);
  font-weight: 800;
  letter-spacing: -.052em;
  line-height: .96;
}
.tools-hero h1 span { color: var(--tool-blue); }
.tools-hero-copy {
  max-width: 720px;
  margin: 28px 0 0;
  color: #bdc9c9;
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.75;
}
.hero-pills { display: flex; flex-wrap: wrap; gap: 9px; margin: 30px 0 0; padding: 0; list-style: none; }
.hero-pills li {
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, .17);
  border-radius: 999px;
  color: #dbe3e3;
  font-size: 12px;
  font-weight: 700;
}
.tool-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 28px; color: #8fa1a1; font-size: 12px; }
.tool-breadcrumb a { color: #bfcbcb; text-decoration: none; }
.tool-breadcrumb a:hover { color: #fff; }

.tools-index { padding: 78px 0; }
.tools-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, .8fr);
  align-items: end;
  gap: 48px;
  margin-bottom: 38px;
}
.tools-intro h2,
.tool-content h2 {
  margin: 0;
  font-family: Raleway, Arial, sans-serif;
  font-size: clamp(34px, 5vw, 58px);
  letter-spacing: -.04em;
  line-height: 1.02;
}
.tools-intro p { margin: 0; color: var(--tool-muted); font-size: 15px; line-height: 1.8; }
.section-kicker { color: var(--tool-blue-dark); }
.tool-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.tool-card {
  position: relative;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(28px, 4.5vw, 48px);
  border: 1px solid var(--tool-line);
  border-radius: var(--tool-radius);
  background: var(--tool-card);
  box-shadow: 0 10px 34px rgba(7, 16, 16, .055);
  text-decoration: none;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.tool-card:first-child { background: var(--tool-ink-soft); color: #fff; }
.tool-card::after {
  content: attr(data-mark);
  position: absolute;
  right: -12px;
  top: -34px;
  color: rgba(33, 150, 243, .12);
  font-family: Raleway, Arial, sans-serif;
  font-size: 170px;
  font-weight: 900;
  line-height: 1;
}
.tool-card:hover,
.tool-card:focus { transform: translateY(-5px); border-color: rgba(33, 150, 243, .38); box-shadow: var(--tool-shadow); }
.tool-card-label { position: relative; z-index: 1; color: var(--tool-blue-dark); font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.tool-card:first-child .tool-card-label { color: #78c7ff; }
.tool-card h2 { position: relative; z-index: 1; max-width: 520px; margin: auto 0 17px; font-family: Raleway, Arial, sans-serif; font-size: clamp(34px, 4.8vw, 54px); letter-spacing: -.04em; line-height: 1; }
.tool-card p { position: relative; z-index: 1; max-width: 550px; margin: 0; color: var(--tool-muted); font-size: 15px; line-height: 1.7; }
.tool-card:first-child p { color: #b8c5c5; }
.tool-card-cta { position: relative; z-index: 1; margin-top: 26px; color: var(--tool-blue-dark); font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.tool-card:first-child .tool-card-cta { color: #78c7ff; }

.tool-workspace { padding: 58px 0 84px; }
.generator-panel {
  display: grid;
  grid-template-columns: minmax(230px, .38fr) minmax(0, 1fr);
  gap: 20px;
}
.generator-controls,
.generator-result {
  border: 1px solid var(--tool-line);
  border-radius: var(--tool-radius);
  background: #fff;
  box-shadow: 0 10px 35px rgba(7, 16, 16, .055);
}
.generator-controls { padding: 28px; }
.generator-controls h2 { margin: 0 0 8px; font-family: Raleway, Arial, sans-serif; font-size: 25px; letter-spacing: -.025em; }
.generator-controls > p { margin: 0 0 24px; color: var(--tool-muted); font-size: 13px; line-height: 1.6; }
.control-group { display: grid; gap: 8px; margin-bottom: 17px; }
.control-group label { font-size: 12px; font-weight: 800; letter-spacing: .035em; }
.control-group select {
  width: 100%;
  min-height: 48px;
  padding: 0 42px 0 14px;
  border: 1px solid var(--tool-line);
  border-radius: 13px;
  background: #f8fafb;
  color: var(--tool-ink);
  cursor: pointer;
  outline: none;
}
.control-group select:focus { border-color: var(--tool-blue); box-shadow: 0 0 0 4px rgba(33, 150, 243, .11); }
.tool-button {
  min-height: 49px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 19px;
  border: 1px solid var(--tool-blue);
  border-radius: 999px;
  background: var(--tool-blue);
  color: #fff;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .075em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.generator-controls .tool-button { width: 100%; margin-top: 5px; }
.tool-button:hover { transform: translateY(-2px); background: var(--tool-blue-dark); border-color: var(--tool-blue-dark); }
.tool-button.secondary { border-color: var(--tool-line); background: #fff; color: var(--tool-ink); }
.tool-button.secondary:hover { border-color: rgba(33, 150, 243, .42); background: var(--tool-blue-pale); }
.tool-button:focus-visible { outline: 3px solid rgba(33, 150, 243, .28); outline-offset: 3px; }

.generator-result {
  min-height: 510px;
  display: flex;
  flex-direction: column;
  padding: clamp(28px, 5vw, 54px);
  background:
    radial-gradient(circle at 100% 0, rgba(33, 150, 243, .1), transparent 32%),
    #fff;
}
.result-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.result-number { color: var(--tool-blue-dark); font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.result-chips { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; }
.result-chip { padding: 6px 9px; border-radius: 999px; background: var(--tool-blue-pale); color: #126fae; font-size: 11px; font-weight: 700; }
.result-title { max-width: 780px; margin: auto 0 18px; font-family: Raleway, Arial, sans-serif; font-size: clamp(34px, 5.4vw, 64px); letter-spacing: -.045em; line-height: 1.02; }
.result-summary { max-width: 780px; margin: 0; color: var(--tool-muted); font-size: 16px; line-height: 1.75; }
.result-rule {
  margin: 25px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--tool-blue);
  border-radius: 0 13px 13px 0;
  background: rgba(232, 244, 253, .72);
  color: #304647;
  font-size: 13px;
  line-height: 1.65;
}
.result-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 30px; }
.copy-status { min-height: 20px; margin: 10px 0 0; color: #137349; font-size: 12px; font-weight: 700; }

.source-note {
  margin: 0 0 22px;
  padding: 18px 20px;
  border: 1px solid rgba(8, 121, 201, .2);
  border-radius: 16px;
  background: var(--tool-blue-pale);
  color: #395456;
  font-size: 13px;
  line-height: 1.7;
}
.source-note strong { display: block; margin-bottom: 3px; color: var(--tool-blue-dark); }
.exam-generator .generator-result { min-height: 590px; }
.exam-question-meta { margin-top: 42px; color: var(--tool-blue-dark); font-size: 13px; font-weight: 800; }
.exam-question-title { margin: 18px 0; font-size: clamp(32px, 4.35vw, 54px); line-height: 1.08; }
.exam-source {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--tool-line);
  color: var(--tool-muted);
  font-size: 12px;
  line-height: 1.5;
}
.exam-source a { flex: 0 0 auto; color: var(--tool-blue-dark); font-weight: 800; text-decoration: none; }
.archive-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}
.archive-heading h2 { max-width: 780px; }
.archive-count {
  flex: 0 0 auto;
  padding: 9px 12px;
  border: 1px solid var(--tool-line);
  border-radius: 999px;
  background: #fff;
  color: var(--tool-blue-dark);
  font-size: 11px;
  font-weight: 800;
}
.question-archive {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.question-card {
  min-height: 285px;
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--tool-line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 25px rgba(7, 16, 16, .04);
}
.question-card-meta {
  margin: 0 0 18px;
  color: var(--tool-blue-dark);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .07em;
  line-height: 1.5;
  text-transform: uppercase;
}
.question-card h3 {
  margin: 0;
  color: var(--tool-ink);
  font-family: Raleway, Arial, sans-serif;
  font-size: 19px;
  letter-spacing: -.02em;
  line-height: 1.35;
}
.question-card-detail { margin: 18px 0; color: var(--tool-muted); font-size: 12px; line-height: 1.6; }
.question-card a { margin-top: auto; color: var(--tool-blue-dark); font-size: 11px; font-weight: 800; text-decoration: none; }
.format-lead { position: static; max-width: 780px; margin-bottom: 34px; }
.format-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.format-card {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--tool-line);
  border-radius: 18px;
  background: #fff;
}
.format-card span { color: var(--tool-blue-dark); font-size: 10px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.format-card h3 { margin: 12px 0; font-family: Raleway, Arial, sans-serif; font-size: 23px; letter-spacing: -.025em; }
.format-card p { margin: 0 0 20px; color: var(--tool-muted); font-size: 13px; line-height: 1.7; }
.format-card a { margin-top: auto; color: var(--tool-blue-dark); font-size: 11px; font-weight: 900; text-decoration: none; }

.brief-result .result-title { margin-top: 25px; margin-bottom: 8px; }
.brief-client { margin: 0 0 26px; color: var(--tool-blue-dark); font-size: 13px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.brief-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.brief-field { padding: 17px; border: 1px solid var(--tool-line); border-radius: 15px; background: rgba(248, 250, 251, .82); }
.brief-field.wide { grid-column: 1 / -1; }
.brief-field strong { display: block; margin-bottom: 7px; color: var(--tool-blue-dark); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.brief-field p { margin: 0; color: #384a4b; font-size: 13px; line-height: 1.62; }

.tool-content { padding: 82px 0; background: #fff; }
.tool-content.alt { background: #eaf1f3; }
.content-grid { display: grid; grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr); gap: clamp(35px, 7vw, 90px); align-items: start; }
.content-lead { position: sticky; top: 105px; }
.content-lead p { margin: 22px 0 0; color: var(--tool-muted); font-size: 15px; line-height: 1.8; }
.content-body h3 { margin: 0 0 10px; font-family: Raleway, Arial, sans-serif; font-size: 24px; letter-spacing: -.025em; }
.content-body p { margin: 0 0 27px; color: #566768; font-size: 15px; line-height: 1.82; }
.content-body a { color: var(--tool-blue-dark); font-weight: 700; }
.step-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; counter-reset: steps; }
.step-list li { position: relative; padding: 18px 18px 18px 62px; border: 1px solid var(--tool-line); border-radius: 15px; background: #fff; color: #4f6263; line-height: 1.65; counter-increment: steps; }
.step-list li::before { content: counter(steps, decimal-leading-zero); position: absolute; left: 18px; top: 18px; color: var(--tool-blue-dark); font-size: 12px; font-weight: 900; letter-spacing: .06em; }

.prompt-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 24px 0 0; padding: 0; list-style: none; }
.prompt-list li { min-height: 105px; padding: 16px; border: 1px solid var(--tool-line); border-radius: 14px; background: #fff; color: #3d5152; font-size: 13px; line-height: 1.55; }
.prompt-list li::before { content: attr(data-day); display: block; margin-bottom: 8px; color: var(--tool-blue-dark); font-size: 10px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }

.faq-list { display: grid; gap: 12px; }
.faq-list details { border: 1px solid var(--tool-line); border-radius: 15px; background: #fff; }
.faq-list summary { padding: 18px 52px 18px 18px; cursor: pointer; font-weight: 800; line-height: 1.45; }
.faq-list details p { margin: 0; padding: 0 18px 20px; color: var(--tool-muted); line-height: 1.75; }
.related-tools { padding: 72px 0; background: var(--tool-ink); color: #fff; }
.related-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.related-inner h2 { margin: 0 0 9px; font-family: Raleway, Arial, sans-serif; font-size: clamp(31px, 4vw, 48px); letter-spacing: -.04em; }
.related-inner p { max-width: 690px; margin: 0; color: #aebcbc; line-height: 1.7; }
body.tools-page .footer-nav a { color: #b8c0c3; }
body.tools-page .footer-nav a:hover,
body.tools-page .footer-nav a:focus { color: var(--tool-blue); }

@media (max-width: 900px) {
  .tools-intro,
  .content-grid { grid-template-columns: 1fr; }
  .content-lead { position: static; }
  .generator-panel { grid-template-columns: 1fr; }
  .generator-result { min-height: 460px; }
  .prompt-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .question-archive,
  .format-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
  .header-section .menu-list .tools-active::after { margin-left: 10px; }
  .tool-shell { width: min(100% - 28px, 1180px); }
  .tools-hero { padding: 126px 0 64px; }
  .tools-hero h1 { font-size: clamp(42px, 14vw, 65px); }
  .tools-index,
  .tool-content { padding: 56px 0; }
  .tools-intro { gap: 22px; margin-bottom: 28px; }
  .tool-grid { grid-template-columns: 1fr; }
  .tool-card { min-height: 340px; }
  .tool-workspace { padding: 28px 0 58px; }
  .generator-controls { padding: 22px; }
  .generator-result { min-height: 520px; padding: 25px 22px; }
  .result-top { align-items: flex-start; flex-direction: column; }
  .result-chips { justify-content: flex-start; }
  .result-title { margin-top: 36px; font-size: clamp(34px, 11vw, 48px); }
  .exam-question-meta { margin-top: 30px; }
  .exam-question-title { margin-top: 14px; font-size: clamp(29px, 8.8vw, 42px); }
  .exam-source,
  .archive-heading { align-items: flex-start; flex-direction: column; }
  .question-archive,
  .format-grid { grid-template-columns: 1fr; }
  .question-card,
  .format-card { min-height: 0; }
  .result-actions { flex-direction: column; }
  .result-actions .tool-button { width: 100%; }
  .brief-fields { grid-template-columns: 1fr; }
  .brief-field.wide { grid-column: auto; }
  .prompt-list { grid-template-columns: 1fr; }
  .related-inner { align-items: stretch; flex-direction: column; }
  .related-inner .tool-button { width: 100%; }
}

@media print {
  .header-section,
  .tools-hero,
  .generator-controls,
  .result-actions,
  .copy-status,
  .tool-content,
  .related-tools,
  .footer-section { display: none !important; }
  body.tools-page,
  .tool-workspace { background: #fff; padding: 0; }
  .tool-shell { width: 100%; }
  .generator-panel { display: block; }
  .generator-result { min-height: 0; border: 0; box-shadow: none; padding: 0; }
  .brief-field { break-inside: avoid; }
}