:root {
  --ink: #141925;
  --ink-soft: #5c6676;
  --line: rgba(20, 25, 37, 0.08);
  --line-strong: rgba(20, 25, 37, 0.14);
  --paper: #ffffff;
  --panel: rgba(255, 255, 255, 0.88);
  --mist: #f3f6fb;
  --wash: #eef2f9;
  --accent: #5565ff;
  --accent-2: #ff7667;
  --accent-3: #1fa59a;
  --shadow: 0 18px 48px rgba(20, 25, 37, 0.08);
  --shadow-soft: 0 12px 28px rgba(20, 25, 37, 0.05);
  --radius: 8px;
  --wrap: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Manrope", ui-sans-serif, system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 0%, rgba(255, 118, 103, 0.10), transparent 24%),
    radial-gradient(circle at 92% 0%, rgba(85, 101, 255, 0.14), transparent 28%),
    linear-gradient(180deg, #f8fbff 0%, #f1f5fb 100%);
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.93em;
}

.wrap {
  width: min(var(--wrap), calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 251, 255, 0.84);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(20, 25, 37, 0.06);
}

.navin {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent-2), #8958ff);
  color: #fff;
  font-size: 14px;
  box-shadow: 0 12px 24px rgba(85, 101, 255, 0.18);
}

.brand-sub {
  display: block;
  margin-top: 1px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
}

.navlinks {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 700;
}

.navlinks a:hover { color: var(--ink); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  letter-spacing: -0.01em;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), #7a57ff 58%, var(--accent-2) 100%);
  color: #fff;
  box-shadow: 0 16px 32px rgba(85, 101, 255, 0.18);
}

.btn.secondary {
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  border-color: rgba(20, 25, 37, 0.1);
}

.btn.ghost {
  background: rgba(20, 25, 37, 0.04);
  color: var(--ink);
  border-color: rgba(20, 25, 37, 0.08);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 62px 0 34px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 14% 18%, rgba(255, 118, 103, 0.12), transparent 26%),
    radial-gradient(circle at 86% 12%, rgba(85, 101, 255, 0.14), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.36), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.hero > .wrap,
.section > .wrap {
  position: relative;
  z-index: 1;
}

.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 360px);
  gap: 28px;
  align-items: end;
}

.hero-panel {
  padding: 22px;
  border: 1px solid rgba(20, 25, 37, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.62);
  box-shadow: var(--shadow-soft);
}

.spotlight-grid,
.choice-grid,
.link-columns {
  display: grid;
  gap: 16px;
}

.spotlight-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
}

.choice-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.link-columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.spotlight-card {
  padding: 28px;
}

.motif-window {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid rgba(20, 25, 37, 0.1);
  background: rgba(10, 14, 24, 0.97);
  color: #dde8ff;
  box-shadow: 0 24px 54px rgba(20, 25, 37, 0.18);
}

.motif-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.05);
}

.motif-topbar span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
}

.motif-topbar b {
  margin-left: 6px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.72);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.motif-body {
  display: grid;
  gap: 12px;
  padding: 22px;
}

.motif-block {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.motif-block strong {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(221, 232, 255, 0.72);
}

.motif-block p {
  margin: 0;
  color: #eef4ff;
  line-height: 1.65;
}

.link-stack {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.link-stack a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 52px;
  padding: 0 16px;
  border-radius: var(--radius);
  border: 1px solid rgba(20, 25, 37, 0.08);
  background: rgba(255, 255, 255, 0.68);
  color: var(--ink);
  font-weight: 700;
}

.link-stack small {
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 600;
}

.eyebrow,
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(20, 25, 37, 0.08);
  color: #48536a;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-2), #805bff);
  box-shadow: 0 0 0 6px rgba(85, 101, 255, 0.08);
}

h1 {
  margin: 18px 0 14px;
  max-width: 920px;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

h2 {
  margin: 0 0 12px;
  font-size: clamp(30px, 4.2vw, 52px);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

h3 {
  letter-spacing: -0.03em;
}

.lede,
.sub {
  margin: 0;
  max-width: 760px;
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.72;
}

.sub {
  max-width: 700px;
}

.section {
  padding: 34px 0;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 28px;
  text-align: center;
}

.section-head.align-left {
  margin-left: 0;
  text-align: left;
}

.meta,
.breadcrumbs,
.micro {
  color: var(--ink-soft);
  font-size: 14px;
}

.strike {
  display: inline-flex;
  align-items: center;
  position: relative;
  width: max-content;
  margin-right: 8px;
  color: #96a0b2;
  text-decoration: none;
  text-decoration-line: none;
  -webkit-text-decoration: none;
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  opacity: 0.96;
}

.strike::after {
  content: "";
  position: absolute;
  left: -2px;
  right: -2px;
  top: 50%;
  height: 3px;
  background: currentColor;
  transform: translateY(-50%);
  pointer-events: none;
}

.breadcrumbs {
  margin-bottom: 12px;
}

.breadcrumbs a {
  color: var(--ink-soft);
}

.hero-actions,
.inline-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-actions {
  margin-top: 20px;
}

.grid,
.guide-grid,
.signal-grid {
  display: grid;
  gap: 16px;
}

.grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.guide-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.signal-grid {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  margin-top: 18px;
}

.card,
.guide-card,
.signal-card,
.article,
.hero-panel,
.faq-list details {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.card,
.guide-card,
.signal-card,
.faq-list details {
  padding: 22px;
}

.card h3,
.guide-card h2,
.guide-card h3,
.signal-card h3 {
  margin: 10px 0 10px;
  line-height: 1.1;
}

.card h3,
.guide-card h2,
.guide-card h3 {
  font-size: 26px;
}

.signal-card h3 {
  font-size: 18px;
}

.card p,
.guide-card p,
.signal-card p {
  margin: 0;
  color: var(--ink-soft);
}

.guide-card,
.card {
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.guide-card:hover,
.card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}

.article-wrap {
  display: grid;
  grid-template-columns: minmax(0, 780px) 300px;
  gap: 26px;
  align-items: start;
}

.article {
  padding: 30px;
}

.article h2,
.article h3 {
  margin: 28px 0 12px;
}

.article h2 { font-size: 34px; }
.article h3 { font-size: 24px; }

.article p,
.article li {
  color: #334156;
}

.article ul,
.article ol {
  padding-left: 20px;
}

.article table {
  font-size: 15px;
}

.article th,
.article td {
  color: #334156;
}

.article code {
  padding: 0.14rem 0.36rem;
  border-radius: 6px;
  background: rgba(20, 25, 37, 0.05);
}

.feature-figure {
  margin: 24px 0 28px;
  padding: 16px;
  border: 1px solid rgba(20, 25, 37, 0.08);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-soft);
}

.feature-figure img {
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius) - 2px);
}

.feature-figure figcaption {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.5;
}

.aside {
  position: sticky;
  top: 94px;
  display: grid;
  gap: 16px;
}

.callout,
.answer-band {
  margin: 22px 0;
  padding: 22px;
  border: 1px solid rgba(85, 101, 255, 0.12);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(85, 101, 255, 0.07), rgba(255, 118, 103, 0.08)),
    rgba(255, 255, 255, 0.64);
  box-shadow: var(--shadow-soft);
}

.answer-band h2,
.answer-band h3 {
  margin-top: 0;
}

.quote {
  background:
    linear-gradient(135deg, rgba(255, 118, 103, 0.10), rgba(31, 165, 154, 0.08)),
    rgba(255, 255, 255, 0.72);
}

.post-list {
  display: grid;
  gap: 16px;
}

.post-item h2 {
  margin: 10px 0 8px;
  font-size: 30px;
}

.post-item p {
  margin: 0 0 14px;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.pill-list span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(20, 25, 37, 0.04);
  border: 1px solid rgba(20, 25, 37, 0.08);
  color: #445066;
  font-size: 13px;
  font-weight: 700;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list summary {
  cursor: pointer;
  list-style: none;
  font-weight: 800;
  color: var(--ink);
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list p {
  margin: 10px 0 0;
  color: #425067;
}

.table-scroll {
  overflow-x: auto;
}

.footer {
  padding: 36px 0 60px;
  color: var(--ink-soft);
  font-size: 14px;
}

@media (max-width: 1080px) {
  .grid,
  .choice-grid,
  .link-columns {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 940px) {
  .article-wrap,
  .hero-split,
  .spotlight-grid {
    grid-template-columns: 1fr;
  }

  .aside {
    position: static;
  }
}

@media (max-width: 760px) {
  .wrap {
    width: min(var(--wrap), calc(100% - 24px));
  }

  .navin {
    flex-direction: column;
    align-items: stretch;
  }

  .navlinks {
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
  }

  .navlinks .btn {
    display: none;
  }

  .navlinks .hide-sm {
    display: none;
  }

  .hero {
    padding-top: 42px;
  }

  .section {
    padding: 28px 0;
  }

  .article,
  .card,
  .guide-card,
  .signal-card,
  .hero-panel,
  .faq-list details,
  .callout,
  .answer-band {
    padding: 20px;
  }

  .feature-figure {
    padding: 12px;
  }

  h1 {
    font-size: clamp(34px, 12vw, 56px);
  }

  .lede,
  .sub {
    font-size: 16px;
  }

  .btn {
    width: 100%;
  }

  .hero-actions .btn,
  .inline-links .btn {
    width: 100%;
  }
}