/* RealSIM Numbers — public site. One brand colour (forest green) + neutrals. Logical properties throughout. */
:root {
  --brand: #166534;
  --brand-hover: #14532d;
  --brand-soft: #f0fdf4;
  --brand-line: #bbf7d0;
  --ink: #0b1220;
  --body: #334155;
  --muted: #64748b;
  --line: #e5e7eb;
  --line-strong: #d1d5db;
  --soft: #f8fafc;
  --bg: #ffffff;
  --radius: 12px;
  --radius-sm: 8px;
  --wrap: 1160px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--body); font: 16.5px/1.65 var(--font); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: hidden; }
img, svg { max-inline-size: 100%; }
a { color: var(--brand); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--brand-hover); }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { color: var(--ink); line-height: 1.2; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(2.05rem, 1.35rem + 2.6vw, 3.25rem); font-weight: 680; max-inline-size: 22ch; }
h2 { font-size: clamp(1.4rem, 1.15rem + 0.9vw, 1.85rem); font-weight: 650; }
h3 { font-size: 1.08rem; font-weight: 620; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
code, .mono { font-family: var(--mono); font-size: 0.92em; }
code { background: var(--soft); border: 1px solid var(--line); border-radius: 5px; padding: 0.05em 0.35em; }
strong { color: var(--ink); font-weight: 620; }
.wrap { inline-size: 100%; max-inline-size: var(--wrap); margin-inline: auto; padding-inline: 24px; }
.muted { color: var(--muted); }
.skip { position: absolute; inset-inline-start: 12px; inset-block-start: -60px; z-index: 50; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 8px; }
.skip:focus { inset-block-start: 12px; }

/* Band */
.band { background: var(--soft); border-block-end: 1px solid var(--line); color: var(--body); font-size: 0.86rem; }
.band .wrap { padding-block: 7px; text-align: center; }

/* Header */
.hdr { position: sticky; inset-block-start: 0; z-index: 20; background: rgba(255, 255, 255, 0.96); border-block-end: 1px solid var(--line); backdrop-filter: saturate(1.4) blur(8px); }
.hdr-in { display: flex; align-items: center; gap: 28px; min-block-size: 66px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 680; font-size: 1.04rem; letter-spacing: -0.01em; white-space: nowrap; }
.logo:hover { color: var(--ink); }
.logo-mark { color: var(--brand); flex: none; }
.nav { display: flex; gap: 4px; margin-inline-end: auto; }
.nav a { color: var(--body); text-decoration: none; font-size: 0.94rem; font-weight: 500; padding: 8px 11px; border-radius: 8px; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); background: var(--soft); }
.hdr-cta { display: flex; gap: 8px; }
.menu { display: none; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-block-size: 40px; padding: 9px 16px; border-radius: 9px; font: 600 0.94rem/1.2 var(--font); text-decoration: none; border: 1px solid transparent; cursor: pointer; white-space: nowrap; transition: background-color 0.15s, border-color 0.15s, color 0.15s; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-hover); color: #fff; }
.btn-secondary { background: #fff; color: var(--ink); border-color: var(--line-strong); }
.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: var(--soft); color: var(--ink); }
.btn-lg { min-block-size: 48px; padding: 12px 22px; font-size: 1rem; }
.btn-block { inline-size: 100%; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* Page head */
.page-head { border-block-end: 1px solid var(--line); background: var(--soft); }
.page-head .wrap { padding-block: 40px 44px; }
.page-head h1 { max-inline-size: 26ch; }
.lead { font-size: 1.16rem; line-height: 1.6; color: var(--body); max-inline-size: 64ch; margin-block: 18px 0; }
.meta { margin: 16px 0 0; color: var(--muted); font-size: 0.88rem; }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0 0 18px; padding: 0; font-size: 0.86rem; color: var(--muted); }
.crumbs li + li::before { content: "/"; margin-inline-end: 6px; color: var(--line-strong); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--ink); text-decoration: underline; }

/* Hero (home) */
.hero { border-block-end: 1px solid var(--line); }
.hero-in { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: 56px; align-items: center; padding-block: 72px 76px; }
.hero h1 { max-inline-size: 18ch; }
.hero .lead { font-size: 1.2rem; }
.hero .actions { margin-block-start: 30px; }
.hero-notes { display: flex; flex-wrap: wrap; gap: 8px 22px; list-style: none; margin: 24px 0 0; padding: 0; color: var(--body); font-size: 0.93rem; }
.hero-notes li { display: inline-flex; align-items: center; gap: 8px; }
.hero-notes li::before { content: ""; inline-size: 14px; block-size: 14px; flex: none; background: no-repeat center/14px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5l3.2 3L13 4.8' fill='none' stroke='%23166534' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); }

.order-card { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 22px; box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 12px 32px -12px rgba(15, 23, 42, 0.12); }
.oc-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-block-end: 14px; border-block-end: 1px solid var(--line); }
.oc-title { font-weight: 620; color: var(--ink); }
.oc-state { font-size: 0.82rem; font-weight: 600; color: var(--brand); background: var(--brand-soft); border: 1px solid var(--brand-line); padding: 3px 10px; border-radius: 999px; }
.oc-rows { margin: 6px 0 0; }
.oc-rows div { display: flex; justify-content: space-between; gap: 16px; padding-block: 9px; border-block-end: 1px dashed var(--line); font-size: 0.94rem; }
.oc-rows dt { color: var(--muted); }
.oc-rows dd { margin: 0; color: var(--ink); font-weight: 520; text-align: end; }
.oc-sms { margin-block-start: 16px; background: var(--soft); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.oc-sms-label { display: block; font-size: 0.8rem; color: var(--muted); margin-block-end: 4px; }
.oc-sms p { margin: 0; color: var(--ink); }
.order-card figcaption { margin-block-start: 12px; font-size: 0.8rem; color: var(--muted); }

/* Content */
.content { padding-block: 44px 24px; }
.quick { border: 1px solid var(--line); border-inline-start: 3px solid var(--brand); border-radius: var(--radius-sm); background: #fff; padding: 20px 24px; margin-block-end: 8px; max-inline-size: 860px; }
.quick-label { margin: 0 0 4px; font-size: 0.84rem; font-weight: 600; color: var(--brand); }
.quick-q { margin: 0 0 6px; font-weight: 620; color: var(--ink); font-size: 1.04rem; }
.quick-a { margin: 0; }
.sec { padding-block: 44px 8px; scroll-margin-block-start: 84px; }
.sec > h2 { max-inline-size: 36ch; margin-block-end: 16px; }
.sec > p, .sec > .list, .sec-intro { max-inline-size: 76ch; }
.sec-intro { color: var(--body); }
.list { padding-inline-start: 1.25em; margin: 0 0 1em; }
.list li { margin-block-end: 0.4em; }
.list li::marker { color: var(--muted); }

/* Tables */
.table { margin: 8px 0 22px; }
.table figcaption { font-weight: 600; color: var(--ink); margin-block-end: 10px; }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; inline-size: 100%; font-size: 0.94rem; }
th, td { text-align: start; padding: 11px 14px; border-block-end: 1px solid var(--line); vertical-align: top; }
thead th { background: var(--soft); color: var(--ink); font-weight: 600; font-size: 0.86rem; white-space: nowrap; }
tbody tr:last-child > * { border-block-end: 0; }
tbody th { color: var(--ink); font-weight: 560; }
.row-ours > * { background: var(--brand-soft); }
.table-note, .plans-note { color: var(--muted); font-size: 0.86rem; margin: 10px 0 0; }
.facts-wrap { margin: 8px 0 22px; max-inline-size: 860px; }
.facts th { inline-size: 34%; background: var(--soft); font-weight: 560; }

/* Callout, cards, steps, stats */
.callout { border: 1px solid var(--line); background: var(--soft); border-radius: var(--radius); padding: 16px 20px; margin: 8px 0 22px; max-inline-size: 860px; }
.callout p:last-child { margin: 0; }
.callout-title { font-weight: 620; color: var(--ink); margin-block-end: 4px; }
.cards { list-style: none; padding: 0; margin: 8px 0 22px; display: grid; gap: 14px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cards.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cards.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; display: flex; }
.card > *:not(.card-link), .card-link { padding: 18px 20px; }
.card:not(:has(.card-link)) { flex-direction: column; padding: 18px 20px; }
.card:not(:has(.card-link)) > * { padding: 0; }
.card-link { display: flex; flex-direction: column; inline-size: 100%; color: inherit; text-decoration: none; border-radius: var(--radius); }
.card:has(.card-link):hover { border-color: var(--ink); }
.card-title { font-weight: 620; color: var(--ink); }
.card-link .card-title::after { content: " →"; color: var(--muted); }
.card-meta { font-size: 0.88rem; color: var(--brand); font-weight: 600; margin-block-start: 2px; }
.card-text { font-size: 0.93rem; color: var(--body); margin-block-start: 6px; }
.steps { list-style: none; padding: 0; margin: 8px 0 22px; display: grid; gap: 14px; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.steps li { display: flex; gap: 14px; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; background: #fff; }
.step-n { flex: none; inline-size: 28px; block-size: 28px; border-radius: 50%; display: grid; place-items: center; font-weight: 650; font-size: 0.88rem; color: var(--brand); background: var(--brand-soft); border: 1px solid var(--brand-line); }
.step-title { font-weight: 620; color: var(--ink); margin-block-end: 4px; }
.steps p:last-child { margin: 0; font-size: 0.94rem; }
.stats { list-style: none; padding: 0; margin: 8px 0 22px; display: grid; gap: 14px; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stats li { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; background: #fff; display: flex; flex-direction: column; gap: 4px; }
.stat-v { font-size: 1.6rem; font-weight: 680; color: var(--ink); letter-spacing: -0.02em; line-height: 1.2; }
.stat-l { font-size: 0.9rem; color: var(--muted); }

/* Plans */
.plans { display: grid; gap: 16px; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 8px 0 8px; }
.plan { position: relative; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; background: #fff; display: flex; flex-direction: column; }
.plan-featured { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand); }
.plan-badge { position: absolute; inset-block-start: -12px; inset-inline-start: 20px; margin: 0; background: #fff; color: var(--brand); border: 1px solid var(--brand); font-size: 0.78rem; font-weight: 600; padding: 2px 10px; border-radius: 999px; }
.plan-name { font-weight: 620; color: var(--ink); margin-block-end: 6px; }
.plan-price { margin-block-end: 10px; color: var(--muted); font-size: 0.94rem; }
.plan-price span { font-size: 2rem; font-weight: 680; color: var(--ink); letter-spacing: -0.02em; }
.plan-desc { font-size: 0.95rem; }
.plan-list { list-style: none; padding: 0; margin: 0 0 20px; font-size: 0.93rem; flex: 1; }
.plan-list li { padding: 7px 0 7px 24px; border-block-start: 1px solid var(--line); position: relative; }
.plan-list li::before { content: ""; position: absolute; inset-inline-start: 0; inset-block-start: 12px; inline-size: 14px; block-size: 14px; background: no-repeat center/14px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5l3.2 3L13 4.8' fill='none' stroke='%23166534' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); }

/* CTA band */
.cta-band { display: flex; justify-content: space-between; align-items: center; gap: 24px; border: 1px solid var(--line); border-radius: 16px; padding: 28px 32px; margin: 16px 0 24px; background: var(--soft); }
.cta-band p { margin: 0; }
.cta-title { font-size: 1.2rem; font-weight: 650; color: var(--ink); margin-block-end: 4px !important; letter-spacing: -0.01em; }

.code { background: #0f172a; color: #e2e8f0; border-radius: var(--radius); padding: 16px 18px; overflow-x: auto; font: 0.88rem/1.6 var(--mono); }
.code code { background: none; border: 0; padding: 0; color: inherit; }

/* FAQ, related, sources */
.faq { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 40px; }
.faq-item { padding-block: 18px; border-block-start: 1px solid var(--line); }
.faq-item h3 { margin-block-end: 8px; }
.faq-item p { margin: 0; font-size: 0.97rem; }
.related { padding-block: 40px 8px; }
.related h2, .sources h2 { font-size: 1.15rem; margin-block-end: 12px; }
.related ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.related a { display: inline-block; border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px; font-size: 0.92rem; text-decoration: none; color: var(--ink); }
.related a:hover { border-color: var(--ink); }
.sources { padding-block: 36px 8px; font-size: 0.9rem; }
.sources ol { padding-inline-start: 1.3em; margin: 0; }
.sources li { margin-block-end: 6px; overflow-wrap: anywhere; }

/* Footer */
.ft { margin-block-start: 64px; border-block-start: 1px solid var(--line); background: var(--soft); font-size: 0.92rem; }
.ft-top { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; padding-block: 48px 32px; }
.ft-brand p { margin-block-start: 12px; color: var(--body); max-inline-size: 36ch; }
.ft-title { font-weight: 620; color: var(--ink); margin-block-end: 10px; }
.ft ul { list-style: none; padding: 0; margin: 0; }
.ft li { margin-block-end: 7px; }
.ft-col a { color: var(--body); text-decoration: none; }
.ft-col a:hover { color: var(--ink); text-decoration: underline; }
.ft-bottom { border-block-start: 1px solid var(--line); padding-block: 20px 28px; color: var(--muted); }
.ft-bottom p { margin: 0 0 4px; }

/* Languages: header picker (details, no script) and footer list. Every link keeps the current page. */
.langs { position: relative; flex: none; }
.langs summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; min-block-size: 40px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink); font-size: 0.86rem; font-weight: 600; }
.langs summary::-webkit-details-marker { display: none; }
.langs summary:hover, .langs[open] summary { background: var(--soft); }
.langs-panel { position: absolute; inset-inline-end: 0; inset-block-start: calc(100% + 8px); z-index: 30; list-style: none; margin: 0; padding: 8px; display: grid; grid-template-columns: repeat(2, minmax(9.5rem, 1fr)); gap: 2px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 16px 32px -16px rgba(15, 23, 42, 0.25); }
.langs-panel a { display: block; padding: 7px 10px; border-radius: 7px; color: var(--ink); text-decoration: none; font-size: 0.92rem; white-space: nowrap; }
.langs-panel a:hover { background: var(--soft); color: var(--ink); }
.langs-panel a[aria-current] { background: var(--brand-soft); color: var(--brand); font-weight: 620; }
.ft-langs { border-block-start: 1px solid var(--line); padding-block: 20px 16px; }
.ft-langs ul { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.ft-langs li { margin: 0; }
.ft-langs a { color: var(--body); text-decoration: none; }
.ft-langs a:hover { color: var(--ink); text-decoration: underline; }
.ft-langs a[aria-current] { color: var(--ink); font-weight: 620; }

/* Scripts with wide glyphs or tall marks */
:lang(ja) h1, :lang(ja) h2, :lang(ja) h3, :lang(zh-Hans) h1, :lang(zh-Hans) h2, :lang(zh-Hans) h3, :lang(ko) h1, :lang(ko) h2, :lang(ko) h3 { letter-spacing: 0; }
:lang(ja) h1, :lang(zh-Hans) h1, :lang(ko) h1 { max-inline-size: 17em; text-wrap: balance; }
:lang(ja) h1, :lang(ja) h2, :lang(ja) .lead { word-break: auto-phrase; }
:lang(ko) body { word-break: keep-all; overflow-wrap: anywhere; }
:lang(th) body { line-height: 1.8; }
:lang(th) h1, :lang(th) h2 { line-height: 1.35; }

/* Responsive */
@media (max-width: 1040px) {
  .nav { display: none; }
  .langs { margin-inline-start: auto; }
  .hdr-in { gap: 12px; }
  .ft-top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ft-brand { grid-column: 1 / -1; }
  .cards.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .hero-in { grid-template-columns: minmax(0, 1fr); gap: 40px; padding-block: 48px 56px; }
  .plans, .cards, .steps { grid-template-columns: minmax(0, 1fr); }
  .cards.cols-2 { grid-template-columns: minmax(0, 1fr); }
  .faq { grid-template-columns: minmax(0, 1fr); }
  .cta-band { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { padding-inline: 16px; }
  .hdr-cta { display: none; }
  .menu { display: block; }
  .langs { position: static; }
  .langs summary { min-block-size: 42px; }
  .langs-panel { inset-inline: 16px; inset-block-start: 62px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .menu summary { list-style: none; cursor: pointer; inline-size: 42px; block-size: 42px; display: grid; place-content: center; gap: 5px; border: 1px solid var(--line); border-radius: 9px; }
  .menu summary::-webkit-details-marker { display: none; }
  .menu summary span { display: block; inline-size: 18px; block-size: 2px; background: var(--ink); border-radius: 2px; }
  .menu-panel { position: absolute; inset-inline: 0; inset-block-start: 66px; background: #fff; border-block-end: 1px solid var(--line); padding: 12px 16px 18px; display: flex; flex-direction: column; gap: 2px; box-shadow: 0 12px 24px -12px rgba(15, 23, 42, 0.18); }
  .menu-panel a:not(.btn) { color: var(--ink); text-decoration: none; padding: 11px 4px; border-block-end: 1px solid var(--line); }
  .menu-panel .btn { margin-block-start: 12px; }
  .page-head .wrap { padding-block: 28px 32px; }
  .hero-in { padding-block: 36px 44px; }
  .hero .actions .btn, .cta-band .actions, .cta-band .btn { inline-size: 100%; }
  .content { padding-block: 28px 16px; }
  .sec { padding-block: 36px 4px; }
  .quick { padding: 16px 18px; }
  .stats { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .stat-v { font-size: 1.3rem; }
  .cards.cols-4 { grid-template-columns: minmax(0, 1fr); }
  .ft-top { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; }
  th, td { padding: 10px 12px; }
  .cta-band { padding: 22px 20px; }
  .band { font-size: 0.8rem; }
}
@media print {
  .band, .hdr, .ft, .actions, .cta-band { display: none; }
}