:root {
  color-scheme: dark;
  --bg: #091018;
  --panel: #101926;
  --line: rgba(255,255,255,.12);
  --text: #edf6ff;
  --muted: #a8b8c8;
  --accent: #78d6ff;
  --accent-2: #55e6b5;
  --warn: #ffd166;
  --shadow: 0 20px 60px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 18% -10%, rgba(120,214,255,.2), transparent 32rem),
    radial-gradient(circle at 88% 8%, rgba(85,230,181,.13), transparent 26rem),
    linear-gradient(180deg, #0a111b 0%, #091018 52%, #070d14 100%);
  overflow-x: hidden;
}

.wpc-hero,
.wpc-shell,
.wpc-policy,
.wpc-return,
.wpc-footer {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.wpc-hero { padding: 54px 0 22px; }

.wpc-back {
  display: inline-flex;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid rgba(120,214,255,.38);
  border-radius: 999px;
  padding: .45rem .75rem;
  margin-bottom: 1rem;
}

.wpc-back:hover,
.wpc-back:focus-visible,
.wpc-tool-card:hover,
.wpc-tool-card:focus-visible,
.wpc-related-links a:hover,
.wpc-related-links a:focus-visible,
.wpc-return a:hover,
.wpc-return a:focus-visible {
  border-color: rgba(120,214,255,.65);
  outline: none;
}

.wpc-kicker,
.wpc-label {
  letter-spacing: .08em;
  font-size: .76rem;
  color: var(--accent);
  font-weight: 700;
}

.wpc-hero h1 {
  margin: .25rem 0 1rem;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.12;
  letter-spacing: 0;
}

.wpc-lead {
  max-width: 780px;
  color: #d8e7f5;
  font-size: 1.05rem;
  line-height: 1.8;
}

.wpc-notice {
  max-width: 900px;
  color: #ffeab0;
  background: rgba(255,209,102,.1);
  border: 1px solid rgba(255,209,102,.28);
  border-radius: 8px;
  padding: 1rem;
  line-height: 1.75;
}

.wpc-policy {
  margin-bottom: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.wpc-policy span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .44rem .7rem;
  color: var(--accent-2);
  background: rgba(85,230,181,.08);
  font-size: .78rem;
  font-weight: 700;
}

.wpc-shell {
  display: grid;
  gap: 18px;
  padding-bottom: 30px;
}

.wpc-panel,
.wpc-comments {
  background: linear-gradient(180deg, rgba(16,25,38,.94), rgba(10,18,29,.96));
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 20px;
}

.wpc-section-head h2,
.wpc-panel h2 {
  margin: .15rem 0 1rem;
  font-size: 1.28rem;
  letter-spacing: 0;
}

.wpc-tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
}

.wpc-tool-card,
.wpc-related-links a,
.wpc-return a {
  display: block;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.045);
  border-radius: 8px;
  padding: 14px;
  min-width: 0;
}

.wpc-card-label {
  display: inline-flex;
  color: var(--accent-2);
  font-size: .72rem;
  letter-spacing: .08em;
  font-weight: 800;
  margin-bottom: .55rem;
}

.wpc-tool-card strong,
.wpc-tool-card span,
.wpc-related-links strong,
.wpc-related-links span,
.wpc-return strong,
.wpc-return span,
.wpc-return small {
  display: block;
}

.wpc-tool-card strong {
  font-size: 1.04rem;
}

.wpc-tool-card span:not(.wpc-card-label),
.wpc-related-links span,
.wpc-return span,
.wpc-return small {
  color: var(--muted);
  margin-top: .35rem;
  font-size: .9rem;
  line-height: 1.55;
}

.wpc-flow ol,
.wpc-flow ul {
  margin: .4rem 0 0;
  padding-left: 1.3rem;
  line-height: 1.8;
  color: #d8e7f5;
}

.wpc-related-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.wpc-comment-note {
  color: #d8e7f5;
  line-height: 1.7;
  margin-top: 0;
}

.wpc-comments #app-comments,
.wpc-comments #app-comments * { color: var(--text); }

.wpc-comments #app-comments input:not([type="hidden"]),
.wpc-comments #app-comments textarea,
.wpc-comments #app-comments select {
  color: var(--text);
  background: #111923;
  border-color: rgba(255,255,255,.16);
}

.wpc-comments #app-comments button,
.wpc-comments #app-comments input[type="submit"] {
  color: #07121b;
  background: var(--accent);
  border-color: var(--accent);
}

.wpc-return {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
  margin-bottom: 28px;
}

.wpc-footer {
  color: var(--muted);
  text-align: center;
  padding: 0 0 40px;
}

h1, h2, h3, p, li, a, span, dd, dt, button, textarea {
  overflow-wrap: anywhere;
}

@media (max-width: 760px) {
  .wpc-return { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .wpc-hero,
  .wpc-shell,
  .wpc-policy,
  .wpc-return,
  .wpc-footer { width: min(100% - 24px, 1120px); }
  .wpc-hero { padding-top: 34px; }
  .wpc-panel,
  .wpc-comments { padding: 14px; }
  .wpc-tool-grid,
  .wpc-related-links { grid-template-columns: 1fr; }
}