:root {
  --slate: #334155;
  --purple: #6d28d9;
  --lavender: #f5f3ff;
  --white: #ffffff;
  --muted: #475569;
  --line: #e4e0f4;
  --radius-app: 24px;
  --radius-tile: 28px;
  --shadow: 0 10px 28px rgba(51, 65, 85, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--lavender);
  color: var(--slate);
  line-height: 1.75;
}

img,
svg {
  max-width: 100%;
}

a {
  color: var(--purple);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 14px auto 18px;
  padding: 8px 10px 8px 16px;
  background: var(--white);
  border-radius: 999px;
  box-shadow: var(--shadow);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--slate);
  font-weight: 750;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.brand:hover {
  text-decoration: none;
  color: var(--purple);
}

.capsule-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: var(--lavender);
}

.capsule-nav a {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  color: var(--slate);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.capsule-nav a.is-current {
  background: var(--purple);
  color: var(--white);
}

.capsule-nav a:hover {
  text-decoration: none;
  color: var(--purple);
}

.capsule-nav a.is-current:hover {
  color: var(--white);
}

.panel {
  background: var(--white);
  border-radius: var(--radius-app);
  box-shadow: var(--shadow);
  padding: 28px 32px;
}

.hero {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.hero-main {
  padding: 36px 40px 32px;
}

.hero-main h1 {
  margin: 0 0 16px;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.28;
}

.hero-main .lead {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 16px;
}

.hero-side {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 16px;
}

.side-card {
  padding: 22px 24px;
}

.side-card h2,
.side-card .side-label {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--purple);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--purple);
  color: var(--white);
  font-weight: 700;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  filter: brightness(1.06);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

.section {
  margin-bottom: 16px;
}

.section h2 {
  margin: 0 0 14px;
  font-size: 24px;
  line-height: 1.35;
}

.section p {
  margin: 0 0 12px;
  color: var(--muted);
}

.section p:last-child {
  margin-bottom: 0;
}

.tiles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.tile {
  display: block;
  padding: 26px 26px 22px;
  border-radius: var(--radius-tile);
  background: var(--white);
  box-shadow: var(--shadow);
  color: var(--slate);
  text-decoration: none;
  border: 1px solid transparent;
}

.tile:hover {
  text-decoration: none;
  border-color: #ddd6fe;
}

.tile-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--lavender);
  margin-bottom: 14px;
}

.tile strong {
  display: block;
  font-size: 18px;
  margin-bottom: 6px;
}

.tile span {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.tile .file {
  margin-top: 10px;
  color: var(--purple);
  font-size: 13px;
  word-break: break-all;
}

.risk {
  border: 1px solid #ddd6fe;
}

.risk p,
.risk li {
  color: var(--muted);
}

.risk ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.acc {
  display: grid;
  gap: 10px;
}

.acc-item {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px 14px;
  padding: 18px 20px;
  background: var(--white);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.acc-item svg {
  margin-top: 4px;
}

.acc-item h3 {
  margin: 0;
  font-size: 17px;
}

.acc-item p {
  grid-column: 2;
  margin: 0;
  color: var(--muted);
}

.stack {
  display: grid;
  gap: 16px;
}

.score {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  align-items: stretch;
}

.score-board {
  padding: 24px 26px;
}

.score-board h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.score-board p {
  margin: 0;
  color: var(--muted);
}

.score-slash {
  display: grid;
  place-items: center;
  font-size: 52px;
  font-weight: 750;
  color: var(--purple);
  line-height: 1;
  padding: 0 4px;
}

.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-list li {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 14px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.news-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.news-list a {
  color: var(--slate);
  font-weight: 650;
}

.badge {
  display: inline-flex;
  justify-content: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--lavender);
  color: var(--purple);
  font-size: 12px;
  font-weight: 700;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-item {
  padding: 18px 20px;
  border-radius: 18px;
  background: var(--lavender);
}

.faq-item h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.faq-item p {
  margin: 0;
  color: var(--muted);
}

.article .panel + .panel {
  margin-top: 16px;
}

.article .cta-row {
  margin: 18px 0 8px;
}

.site-footer {
  margin: 28px auto 24px;
  padding: 22px 26px;
  background: var(--white);
  border-radius: var(--radius-app);
  box-shadow: var(--shadow);
}

.site-footer p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.site-footer p:last-child {
  margin-bottom: 0;
}

@media (max-width: 900px) {
  .hero,
  .score {
    grid-template-columns: 1fr;
  }

  .hero-side {
    grid-template-rows: none;
  }

  .score-slash {
    display: none;
  }

  .topbar {
    border-radius: 22px;
    flex-wrap: wrap;
    padding: 10px;
  }

  .capsule-nav {
    width: 100%;
    justify-content: space-between;
  }

  .capsule-nav a {
    flex: 1;
    text-align: center;
    padding: 8px 8px;
  }
}

@media (max-width: 640px) {
  .tiles {
    grid-template-columns: 1fr;
  }

  .news-list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .hero-main,
  .panel {
    padding: 22px 20px;
  }
}