:root {
  --bg: #020617;
  --bg-2: #0f172a;
  --panel: rgba(15, 23, 42, 0.78);
  --panel-2: rgba(15, 23, 42, 0.9);
  --text: #f8fafc;
  --muted: #cbd5e1;
  --line: rgba(148, 163, 184, 0.16);
  --accent: #38bdf8;
  --accent-2: #60a5fa;
  --success: #86efac;
  --max: 1120px;
  --radius: 22px;
  --shadow: 0 18px 45px rgba(0, 0, 0, .28);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(56, 189, 248, .12), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(2, 6, 23, .86);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}
.brand-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--text);
  font-weight: 700;
}
.brand-wrap img { width: 40px; height: 40px; }
.brand-text small {
  display: block;
  color: var(--muted);
  font-size: .82rem;
  font-weight: 400;
}
.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.hero { padding: 72px 0 26px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr .9fr;
  gap: 22px;
}
.hero-box, .panel, .card, .tool-box, .faq-item, .callout {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-box, .panel, .tool-box, .callout { padding: 30px; }
.card { padding: 22px; }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.kicker {
  display: inline-block;
  margin-bottom: 10px;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  font-weight: 700;
  color: var(--accent);
}
.badge {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(56,189,248,.12);
  color: #bae6fd;
  font-size: .83rem;
  font-weight: 700;
}
h1, h2, h3 { line-height: 1.15; margin-top: 0; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); letter-spacing: -.03em; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
.muted { color: var(--muted); }
.section { padding: 26px 0 50px; }
.button, button {
  display: inline-block;
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-2) 100%);
  color: #08111f;
}
.button.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(148,163,184,.26);
}
.button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.mini-stat {
  display: grid;
  gap: 8px;
}
.mini-stat strong {
  font-size: 1.7rem;
  color: var(--text);
}
.tool-form { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-weight: 700; }
input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(148,163,184,.2);
  background: rgba(2, 6, 23, .75);
  color: var(--text);
}
.result-box {
  margin-top: 18px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(56, 189, 248, .10);
  border: 1px solid rgba(56, 189, 248, .20);
}
.list-clean { padding-left: 18px; }
.breadcrumbs { color: var(--muted); font-size: .95rem; margin: 0 0 12px; }
.site-note, .meta-note { color: var(--muted); font-size: .95rem; }
.faq-wrap { display: grid; gap: 14px; }
.faq-item { padding: 18px; }
.inline-links { display: flex; flex-wrap: wrap; gap: 10px; }
.inline-links a {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(2, 6, 23, .35);
}
.footer {
  padding: 28px 0 60px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.logo-card {
  display: grid;
  place-items: center;
  min-height: 100%;
  text-align: center;
}
.logo-card img {
  max-width: 280px;
  width: 100%;
}
@media (max-width: 920px) {
  .hero-grid, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .hero { padding-top: 42px; }
}



.meta-grid { display: grid; gap: 20px; grid-template-columns: 1.15fr .85fr; }
.page-meta {
  padding: 18px;
  border-radius: 18px;
  background: rgba(2, 6, 23, .42);
  border: 1px solid var(--line);
}
.page-meta h3, .source-block h2, .example-card h3 { margin-bottom: 10px; }
.source-list {
  display: grid;
  gap: 12px;
}
.source-item {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(2, 6, 23, .4);
  border: 1px solid var(--line);
}
.source-item strong {
  display: block;
  margin-bottom: 4px;
}
.example-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.example-card {
  padding: 20px;
  border-radius: 18px;
  background: rgba(2, 6, 23, .36);
  border: 1px solid var(--line);
}
.result-breakdown {
  margin-top: 8px;
  padding-left: 18px;
}
.notice-summary {
  margin-top: 8px;
}
.note-box {
  padding: 16px;
  border-radius: 16px;
  background: rgba(34, 197, 94, .08);
  border: 1px solid rgba(134, 239, 172, .2);
}
.warning-box {
  padding: 16px;
  border-radius: 16px;
  background: rgba(248, 113, 113, .08);
  border: 1px solid rgba(248, 113, 113, .22);
}
@media (max-width: 920px) {
  .meta-grid, .example-grid { grid-template-columns: 1fr; }
}



.faq-simple {
  display: grid;
  gap: 14px;
}
.faq-simple details {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(2, 6, 23, .38);
  padding: 14px 16px;
}
.faq-simple summary {
  cursor: pointer;
  font-weight: 700;
}
.link-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.link-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(2, 6, 23, .38);
}
@media (max-width: 920px) {
  .link-grid { grid-template-columns: 1fr; }
}



.coverage-box {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}
.coverage-item {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .38);
}
.curated-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.curated-card {
  padding: 20px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .38);
}
.source-table {
  display: grid;
  gap: 14px;
}
.source-row {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .34);
}
.source-row small {
  display: block;
  color: var(--muted);
  margin-top: 4px;
}
@media (max-width: 920px) {
  .coverage-box, .curated-grid { grid-template-columns: 1fr; }
}



.contact-card {
  padding: 20px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .38);
}
.meta-list {
  display: grid;
  gap: 10px;
}
.meta-list div {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(2, 6, 23, .34);
  border: 1px solid var(--line);
}



.trust-strip {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 18px;
}
.trust-pill {
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .34);
}
.input-hint {
  font-size: .92rem;
  color: var(--muted);
}
.highlight-box {
  padding: 16px;
  border-radius: 16px;
  background: rgba(56, 189, 248, .08);
  border: 1px solid rgba(56, 189, 248, .18);
}
@media (max-width: 920px) {
  .trust-strip { grid-template-columns: 1fr; }
}



.compare-table {
  display: grid;
  gap: 14px;
}
.compare-row {
  display: grid;
  gap: 14px;
  grid-template-columns: 1.1fr 1fr 1fr 1fr;
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .36);
}
.compare-row.compare-head {
  font-weight: 700;
  background: rgba(56, 189, 248, .08);
}
.next-step-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.next-step-card {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .38);
}
@media (max-width: 920px) {
  .compare-row, .next-step-grid { grid-template-columns: 1fr; }
}



.breakdown-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.breakdown-card {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .36);
}
.breakdown-card strong {
  display: block;
  margin-bottom: 6px;
}
.decision-paths {
  display: grid;
  gap: 14px;
}
.decision-path {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .36);
}
.micro-note {
  font-size: .88rem;
  color: var(--muted);
}
@media (max-width: 920px) {
  .breakdown-grid { grid-template-columns: 1fr; }
}



.family-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.family-card {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .36);
}
@media (max-width: 920px) {
  .family-grid { grid-template-columns: 1fr; }
}



.site-disclaimer {
  margin-top: 10px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .34);
}
.page-top-note {
  margin-top: 14px;
  color: var(--muted);
  font-size: .95rem;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}



.result-meaning {
  margin-top: 12px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(56, 189, 248, .18);
  background: rgba(56, 189, 248, .08);
}
.snippet-note {
  font-size: .88rem;
  color: var(--muted);
}
.method-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.method-card {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .36);
}
@media (max-width: 920px) {
  .method-grid { grid-template-columns: 1fr; }
}



.route-card {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .38);
}
.route-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
@media (max-width: 920px) {
  .route-grid { grid-template-columns: 1fr; }
}



.gap-upgrade-note {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(34, 197, 94, .18);
  background: rgba(34, 197, 94, .08);
}
.checklist-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.checklist-card {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .36);
}
@media (max-width: 920px) {
  .checklist-grid { grid-template-columns: 1fr; }
}



.planning-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.planning-card {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .36);
}
.inline-checklist {
  margin-top: 10px;
  padding-left: 18px;
}
@media (max-width: 920px) {
  .planning-grid { grid-template-columns: 1fr; }
}



.family-trust-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.family-trust-card {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .36);
}
.fast-route-box {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(56, 189, 248, .18);
  background: rgba(56, 189, 248, .08);
}
@media (max-width: 920px) {
  .family-trust-grid { grid-template-columns: 1fr; }
}



.review-banner {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(34, 197, 94, .18);
  background: rgba(34, 197, 94, .08);
}
.review-banner strong {
  display: block;
  margin-bottom: 4px;
}
.method-link-box {
  margin-top: 12px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(250, 204, 21, .18);
  background: rgba(250, 204, 21, .06);
}
.schema-note {
  font-size: .86rem;
  color: var(--muted);
  margin-top: 8px;
}
.source-item p {
  margin: 6px 0;
}



.intro-clarity {
  margin-top: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, .18);
  background: rgba(148, 163, 184, .06);
}
.anchor-note {
  font-size: .9rem;
  color: var(--muted);
}



.policy-box {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(168, 85, 247, .18);
  background: rgba(168, 85, 247, .07);
}
.warning-list {
  padding-left: 18px;
  margin-top: 10px;
}
.check-next-box {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(248, 113, 113, .18);
  background: rgba(248, 113, 113, .07);
}