/* Otter Player — support site styles */

:root {
  --brand: #ff7a00;
  --brand-dark: #d95f00;
  --bg: #ffffff;
  --bg-soft: #fdf6f0;
  --card: #ffffff;
  --text: #1c1a17;
  --text-soft: #6b6560;
  --line: #eae2da;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16130f;
    --bg-soft: #1e1a15;
    --card: #221d17;
    --text: #f2ece5;
    --text-soft: #a49b91;
    --line: #332b23;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.75 -apple-system, BlinkMacSystemFont, "SF Pro SC", "SF Pro Text",
        "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
        "Helvetica Neue", Arial, sans-serif;
}

.wrap { max-width: 780px; margin: 0 auto; padding: 0 22px; }

/* ---------- header ---------- */

.hero {
  background: linear-gradient(140deg, #ff9a2b 0%, #e2570a 100%);
  color: #fff;
  padding: 46px 0 40px;
  margin-bottom: 34px;
}

.hero .wrap { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }

.hero .mark {
  width: 62px; height: 62px; border-radius: 15px; flex: 0 0 auto;
  display: block; object-fit: cover;
}

.hero h1 { margin: 0; font-size: 25px; font-weight: 700; letter-spacing: .3px; }
.hero p  { margin: 3px 0 0; font-size: 14px; opacity: .9; }

/* ---------- language switch ---------- */

.langs { margin-left: auto; display: flex; gap: 4px; }

.langs button {
  appearance: none; cursor: pointer;
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .3);
  color: #fff; font: inherit; font-size: 13px;
  padding: 5px 11px; border-radius: 999px;
  transition: background .15s;
}

.langs button:hover { background: rgba(255, 255, 255, .28); }
.langs button[aria-pressed="true"] { background: #fff; color: var(--brand-dark); font-weight: 600; }

/* ---------- sections ---------- */

section { margin: 0 0 30px; }

h2 {
  font-size: 18px; font-weight: 700; margin: 0 0 12px;
  padding-left: 12px; border-left: 4px solid var(--brand); line-height: 1.3;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px;
}

.card > :first-child { margin-top: 0; }
.card > :last-child  { margin-bottom: 0; }

ul { margin: 10px 0; padding-left: 20px; }
li { margin: 9px 0; }
li strong { font-weight: 600; }

a { color: var(--brand-dark); text-decoration: none; border-bottom: 1px solid rgba(217, 95, 0, .35); }
a:hover { border-bottom-color: currentColor; }

@media (prefers-color-scheme: dark) {
  a { color: #ffa04d; border-bottom-color: rgba(255, 160, 77, .38); }
}

code {
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 5px; padding: 1px 6px; font-size: .9em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.mail {
  display: inline-block; font-size: 19px; font-weight: 600;
  letter-spacing: .2px; word-break: break-all;
}

.note { color: var(--text-soft); font-size: 14px; }

/* ---------- table ---------- */

table { width: 100%; border-collapse: collapse; margin: 12px 0 4px; font-size: 14px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--text-soft); font-weight: 600; white-space: nowrap; }
tr:last-child td { border-bottom: none; }

/* ---------- footer ---------- */

footer {
  border-top: 1px solid var(--line);
  margin-top: 44px; padding: 22px 0 40px;
  color: var(--text-soft); font-size: 13px;
}

footer a { color: inherit; }

/* ---------- i18n ---------- */

[data-lang-block] { display: none; }

html[data-lang="zh-Hans"] [data-lang-block="zh-Hans"],
html[data-lang="zh-Hant"] [data-lang-block="zh-Hant"],
html[data-lang="en"]      [data-lang-block="en"],
html[data-lang="ja"]      [data-lang-block="ja"] { display: block; }

html[data-lang="zh-Hans"] span[data-lang-block="zh-Hans"],
html[data-lang="zh-Hant"] span[data-lang-block="zh-Hant"],
html[data-lang="en"]      span[data-lang-block="en"],
html[data-lang="ja"]      span[data-lang-block="ja"] { display: inline; }

@media print {
  .hero { background: #fff; color: #000; }
  .langs { display: none; }
}