:root {
  --ink: #0F172A;
  --muted: #475569;
  --accent: #0284C7;
  --accent-dot: #0EA5E9;
  --accent2: #D97706;
  --accent-soft: #F0F9FF;
  --bg: #F8FAFC;
  --card: #ffffff;
  --line: #E2E8F0;
  --warn-bg: #FFFBEB;
  --warn-line: #FDE68A;
  --shadow: 0 2px 10px rgba(15, 23, 42, 0.06);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, "PingFang SC", "PingFang TC", "Hiragino Sans GB", "Microsoft YaHei", "Microsoft JhengHei", "Noto Sans SC", "Noto Sans TC", sans-serif;
  font-size: 17px;
  line-height: 1.8;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 920px; margin: 0 auto; padding: 0 20px; }
h1 { font-size: 1.9em; line-height: 1.35; margin: 0.4em 0 0.3em; }
h2 { font-size: 1.35em; margin: 1.6em 0 0.5em; border-bottom: 3px solid var(--line); padding-bottom: 0.3em; }
h3 { font-size: 1.1em; margin: 1.4em 0 0.4em; }
p { margin: 0.7em 0; }
ul, ol { margin: 0.7em 0; padding-left: 1.4em; }
li { margin: 0.3em 0; }
small, .muted { color: var(--muted); font-size: 0.88em; }
code { background: #F1F5F9; padding: 0.1em 0.35em; border-radius: 4px; font-size: 0.9em; }
img { max-width: 100%; height: auto; }

/* Header: sticky glass navbar, MYR badge lockup */
header.site { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
header.site .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding-top: 10px; padding-bottom: 10px; }
.brand-logo { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); transition: opacity 0.2s ease; }
.brand-logo:hover { text-decoration: none; opacity: 0.85; }
.brand-badge { position: relative; display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; background: var(--ink); color: #fff; font-size: 13px; font-weight: 800; letter-spacing: -0.5px; border-radius: 9px; flex-shrink: 0; }
.brand-badge::after { content: ""; position: absolute; top: 6px; right: 6px; width: 5px; height: 5px; background: var(--accent-dot); border-radius: 50%; }
.brand-text-group { display: flex; align-items: baseline; gap: 10px; }
.brand-cn { font-size: 20px; font-weight: 700; letter-spacing: 1px; }
.brand-divider { color: #CBD5E1; font-weight: 300; font-size: 18px; }
.brand-en { font-size: 17px; font-weight: 700; letter-spacing: -0.2px; color: var(--ink); }
.brand-en span { color: var(--accent); font-weight: 600; }
nav.main { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 0.95em; align-items: center; }
nav.main a { color: var(--ink); }
nav.main a:hover { color: var(--accent); }
.lang-switch { font-size: 0.9em; color: var(--muted); background: var(--bg); border: 1px solid var(--line); border-radius: 999px; padding: 3px 12px; white-space: nowrap; }
.lang-switch .on { color: var(--ink); font-weight: 700; }
.lang-switch a { color: var(--accent); }
.menu-toggle { display: none; align-items: center; justify-content: center; background: transparent; border: 1px solid var(--line); border-radius: 10px; padding: 7px 9px; cursor: pointer; color: var(--ink); }
.menu-toggle svg { display: block; }
.menu-toggle:hover { background: var(--bg); }

/* Trust bar */
.trustbar { background: var(--ink); color: #fff; font-size: 0.88em; }
.trustbar .container { padding-top: 8px; padding-bottom: 8px; }
.trustbar a { color: #fff; text-decoration: underline; }

/* Hero */
.hero { padding: 28px 0 8px; }
.hero p.lead { font-size: 1.15em; color: var(--muted); max-width: 640px; }
.hero .slogan { color: var(--accent); font-weight: 700; letter-spacing: 0.28em; font-size: 0.92em; margin: 0 0 4px; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 16px 0; }
.btn { display: inline-block; background: var(--accent); color: #fff; padding: 10px 22px; border-radius: 999px; font-weight: 600; box-shadow: var(--shadow); }
.btn:hover { text-decoration: none; opacity: 0.9; }
.btn.ghost { background: transparent; color: var(--accent); border: 2px solid var(--accent); box-shadow: none; }

/* Figures */
figure { margin: 16px 0; }
figure img { border-radius: 16px; border: 1px solid var(--line); box-shadow: var(--shadow); display: block; }
figcaption { font-size: 0.88em; color: var(--muted); margin-top: 6px; text-align: center; }
.figure-sm img { max-width: 420px; margin: 0 auto; }

/* Cards */
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 16px 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; box-shadow: var(--shadow); transition: transform 0.15s ease, box-shadow 0.15s ease; }
.card:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(15, 23, 42, 0.1); }
.card h3 { margin-top: 8px; }
.card.tool { border: 2px solid var(--accent); background: var(--accent-soft); }
.card.p-vps, .card.p-phone, .card.p-banking, .card.p-visa { border-top: 5px solid var(--accent); }
.icon-chip { width: 52px; height: 52px; border-radius: 16px; display: flex; align-items: center; justify-content: center; }
.icon-chip svg { width: 30px; height: 30px; }
.chip-teal, .chip-orange, .chip-gold, .chip-blue { background: #F0F9FF; color: var(--accent); }
.tag { display: inline-block; background: #F1F5F9; color: var(--muted); border-radius: 20px; padding: 1px 10px; font-size: 0.8em; margin-right: 6px; }
.tag.hot { background: var(--accent2); color: #fff; }

/* Mascot tip: assistant role, small */
.mascot-tip { display: flex; gap: 14px; align-items: flex-start; background: #fff; border: 2px dashed #BAE6FD; border-radius: 16px; padding: 14px 18px; margin: 16px 0; box-shadow: var(--shadow); }
.mascot-tip img { width: 64px; height: 64px; border-radius: 50%; border: 2px solid var(--line); flex-shrink: 0; background: #F0F9FF; }
.mascot-tip p { margin: 0.2em 0; }
.mascot-tip b { color: var(--accent); }

/* Tables */
table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 0.95em; background: var(--card); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); }
th, td { border: 1px solid var(--line); padding: 9px 10px; text-align: left; vertical-align: top; }
th { background: #F1F5F9; }
.table-wrap { overflow-x: auto; }

/* Verify box */
.verify { background: var(--accent-soft); border: 1px solid #BAE6FD; border-radius: 14px; padding: 14px 18px; margin: 16px 0; font-size: 0.95em; }
.warn { background: var(--warn-bg); border: 1px solid var(--warn-line); border-left: 4px solid var(--accent2); border-radius: 14px; padding: 14px 18px; margin: 16px 0; font-size: 0.95em; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 16px 0; }
.step { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 12px; font-size: 0.92em; box-shadow: var(--shadow); }
.step b { display: block; color: var(--accent2); margin-bottom: 4px; }

/* Matcher / tools */
.matcher, .toolbox { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; margin: 16px 0; box-shadow: var(--shadow); }
label { display: block; font-weight: 600; margin: 12px 0 4px; font-size: 0.95em; }
select, input[type="text"], input[type="number"], input[type="date"] {
  width: 100%; max-width: 420px; padding: 9px 10px; border: 1px solid var(--line);
  border-radius: 10px; font-size: 1em; background: #fff; color: var(--ink);
}
button.apply { background: var(--accent); color: #fff; border: 0; padding: 10px 22px; border-radius: 999px; font-size: 1em; font-weight: 600; cursor: pointer; margin-top: 14px; }
.result { background: var(--accent-soft); border-radius: 12px; padding: 14px 16px; margin-top: 16px; }
.filters { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: end; }
.filters > div { flex: 1 1 160px; }
.checkline { font-size: 0.95em; margin: 6px 0; }

/* FAQ */
details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 16px; margin: 8px 0; }
summary { font-weight: 600; cursor: pointer; }

/* Footer */
footer.site { margin-top: 48px; border-top: 1px solid var(--line); background: var(--card); }
footer.site .container { padding-top: 20px; padding-bottom: 28px; font-size: 0.92em; color: var(--muted); }
footer.site nav { display: flex; flex-wrap: wrap; gap: 4px 16px; margin: 8px 0; }
.disclosure { border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin-bottom: 14px; background: var(--bg); }
.footer-mascot { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; color: var(--ink); }
.footer-mascot img { width: 48px; height: 48px; border-radius: 50%; border: 2px solid var(--line); background: #F0F9FF; }

/* Article */
.article-meta { color: var(--muted); font-size: 0.9em; margin-bottom: 8px; }
.update-log { background: var(--card); border: 1px dashed var(--line); border-radius: 12px; padding: 10px 16px; margin: 20px 0; font-size: 0.92em; }
.breadcrumb { font-size: 0.88em; color: var(--muted); margin: 16px 0 0; }
.pillar-head { display: flex; gap: 16px; align-items: center; margin-top: 12px; }
.pillar-head h1 { margin: 0; }

/* Diagrams */
.diagram { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 14px; box-shadow: var(--shadow); }
.diagram svg { display: block; width: 100%; height: auto; }
.diagram text { font-family: -apple-system, "PingFang SC", "PingFang TC", "Hiragino Sans GB", "Microsoft YaHei", "Microsoft JhengHei", "Noto Sans SC", "Noto Sans TC", sans-serif; }

@media (max-width: 768px) {
  .brand-divider,
  .brand-en { display: none; }
  .menu-toggle { display: inline-flex; }
  nav.main { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 20px 16px; border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px rgba(15, 23, 42, 0.10); z-index: 99; }
  nav.main.open { display: flex; }
  nav.main a { padding: 11px 4px; border-bottom: 1px solid #F1F5F9; }
  nav.main a:last-of-type { border-bottom: 0; }
  nav.main .lang-switch { margin-top: 12px; align-self: flex-start; }
}

@media (max-width: 640px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  h1 { font-size: 1.6em; }
  h2 { font-size: 1.2em; }
  p, li, td, th { overflow-wrap: break-word; }
  table { font-size: 0.88em; }
  th, td { padding: 7px 8px; }
  nav.main { font-size: 0.9em; gap: 4px 12px; }
  .pillar-head { flex-wrap: wrap; }
  .mascot-tip { padding: 12px 14px; }
  .diagram { padding: 10px; }
  select, input[type="text"], input[type="number"], input[type="date"] { max-width: 100%; }
  .filters > div { flex: 1 1 140px; }
}