/* 拾刻 Signet · 站点样式
   调性沿用 App 内 Theme.swift：宣纸 / 墨 / 朱红 / 姜金 / 楷体
   paper #FAF5EC · ink #201B18 · inkSoft #8A7E6A
   inkVermilion #C1272D · inkGinger #B07A2E · ginger #C6963C */

:root {
  --paper: #FAF5EC;
  --mat: #F7F0E2;
  --mat-edge: #E4D9C2;
  --ink: #201B18;
  --ink-soft: #8A7E6A;
  --vermilion: #C1272D;
  --ginger: #B07A2E;
  --ginger-lit: #C6963C;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Kaiti SC", "STKaiti", "Noto Serif SC", serif;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

/* 宣纸的微粒感：极淡的斑点，不喧宾夺主 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(176, 122, 46, 0.05) 0 1px, transparent 1px),
    radial-gradient(circle at 70% 60%, rgba(193, 39, 45, 0.04) 0 1px, transparent 1px),
    radial-gradient(circle at 45% 85%, rgba(138, 126, 106, 0.05) 0 1px, transparent 1px);
  background-size: 180px 180px, 240px 240px, 200px 200px;
}

main { max-width: 720px; margin: 0 auto; padding: 48px 24px 80px; position: relative; }
main.narrow { max-width: 640px; }

a { color: var(--ginger); }

/* ── 文书页（隐私 / 条款 / 支持）───────────────── */
.doc h1 { font-size: 28px; margin: 0 0 4px; }
.doc .meta { color: var(--ink-soft); font-size: 14px; margin-bottom: 28px; }
.doc h2 { font-size: 19px; margin: 32px 0 8px; }
.doc ul { padding-left: 22px; }
.doc li { margin: 4px 0; }

.box {
  background: var(--mat);
  border: 1px solid var(--mat-edge);
  border-radius: 12px;
  padding: 18px 20px;
  margin: 20px 0;
}

.qa { margin: 18px 0; }
.qa dt { font-weight: 600; margin-top: 14px; }
.qa dd { margin: 2px 0 0; color: #3B342D; }

/* ── 主页 ─────────────────────────────────── */
.hero { text-align: center; padding: 40px 0 12px; }

.hero img.icon {
  width: 108px; height: 108px;
  border-radius: 24px;
  box-shadow: 0 6px 24px rgba(32, 27, 24, 0.10);
}

.hero h1 {
  font-size: 44px;
  letter-spacing: 0.16em;
  margin: 24px 0 2px;
  text-indent: 0.16em; /* 补偿 letter-spacing 造成的右偏，仅居中场景适用 */
}

.hero .en {
  color: var(--ink-soft);
  font-size: 15px;
  letter-spacing: 0.24em;
  text-indent: 0.24em;
  margin: 0 0 22px;
}

.hero .lede { font-size: 19px; margin: 0 auto; max-width: 30em; }
.hero .anti { color: var(--vermilion); font-size: 17px; margin-top: 10px; }

.badge {
  display: inline-block;
  margin-top: 30px;
  padding: 9px 22px;
  border: 1px solid var(--mat-edge);
  border-radius: 999px;
  background: var(--mat);
  color: var(--ink-soft);
  font-size: 14px;
  letter-spacing: 0.04em;
}

/* 朱红分隔印点，替代横线 */
.rule {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 56px 0 44px;
}
.rule::before, .rule::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--mat-edge);
}
.rule span {
  width: 7px; height: 7px;
  border-radius: 2px;
  background: var(--vermilion);
  opacity: 0.75;
}

section.feat { margin: 0 0 52px; }
section.feat h2 {
  font-size: 23px;
  margin: 0 0 6px;
  letter-spacing: 0.04em;
}
section.feat .sub { color: var(--ink-soft); font-size: 15px; margin: 0 0 18px; }
section.feat p { margin: 0 0 12px; }
section.feat ul { padding-left: 20px; margin: 12px 0; }
section.feat li { margin: 5px 0; }

.shots {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 28px 0 8px;
}
.shots img {
  width: 210px;
  max-width: 44vw;
  border-radius: 18px;
  border: 1px solid var(--mat-edge);
  box-shadow: 0 8px 28px rgba(32, 27, 24, 0.09);
}
.shots figure { margin: 0; text-align: center; }
.shots figcaption {
  color: var(--ink-soft);
  font-size: 13px;
  margin-top: 10px;
}

/* 落款：序末钤印，呼应 App 内设置页 */
.colophon {
  text-align: center;
  margin: 64px 0 8px;
}
.colophon p {
  font-size: 18px;
  letter-spacing: 0.06em;
  margin: 0 0 16px;
}
/* 两字竖排的方印，与 App 内「值得」小印同构（值上得下） */
.seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  border-radius: 5px;
  background: var(--vermilion);
  box-shadow: 0 2px 8px rgba(193, 39, 45, 0.22);
}
.seal b {
  writing-mode: vertical-rl;
  color: var(--paper);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: 0.02em;
}

footer {
  margin-top: 56px;
  padding-top: 22px;
  border-top: 1px solid var(--mat-edge);
  text-align: center;
  color: var(--ink-soft);
  font-size: 13px;
}
footer .links { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; margin-bottom: 12px; }
footer a { color: var(--ink-soft); text-decoration: none; }
footer a:hover { color: var(--ginger); text-decoration: underline; }
.foot { margin-top: 48px; color: var(--ink-soft); font-size: 13px; text-align: center; }

@media (max-width: 560px) {
  .hero h1 { font-size: 36px; }
  .hero .lede { font-size: 17px; }
  .shots img { width: 168px; }
  main { padding: 32px 20px 64px; }
}