/* byte888.com：麦冬的个人站点。纸色底 + 麦冬叶的深绿作点缀，宋体名字、黑体正文；单栏，左对齐 */
:root {
  --bg: #f4f5f0; --panel: #fbfbf8; --fg: #1d2620; --muted: #67716a; --line: #dde2d9;
  --accent: #35644a; --accent-soft: rgba(53, 100, 74, .09); --danger: #b5393b;
  --serif: "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", serif;
  --sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --bg: #0f1310; --panel: #151a16; --fg: #e2e7e1; --muted: #8f9a92; --line: #252d27;
    --accent: #8dbf9f; --accent-soft: rgba(141, 191, 159, .12); --danger: #ec7b7d; color-scheme: dark; }
}
:root[data-theme="dark"] { --bg: #0f1310; --panel: #151a16; --fg: #e2e7e1; --muted: #8f9a92; --line: #252d27;
  --accent: #8dbf9f; --accent-soft: rgba(141, 191, 159, .12); --danger: #ec7b7d; color-scheme: dark; }
* { box-sizing: border-box; }
html, body { height: 100%; }
html { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--sans); font-size: 15px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.page { min-height: 100%; display: grid; grid-template-rows: auto 1fr auto; grid-template-columns: minmax(0, 1fr); max-width: 60rem; margin-inline: auto; padding-inline: 20px; }
header.nav { display: flex; justify-content: space-between; align-items: center; padding-block: 20px; gap: 16px; }
.brand { font-family: var(--serif); font-size: 1.05rem; letter-spacing: .12em; text-decoration: none; }
.tabs { display: flex; gap: 2px; flex-shrink: 0; }
.tabs a { white-space: nowrap; text-decoration: none; color: var(--muted); font-size: .9rem; padding: 4px 12px; border-radius: 999px; display: inline-flex; align-items: center; gap: 4px; }
.tabs a:hover { color: var(--fg); }
.tabs a[aria-current="page"] { color: var(--accent); background: var(--accent-soft); }
.tabs a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.lock { width: .8em; height: .8em; flex: none; }
footer.foot { padding-block: 28px; font-size: .78rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px 16px; }
footer.foot a { text-decoration: none; }
footer.foot a:hover { color: var(--fg); }

/* 首页 */
.hero { align-self: center; padding-block: 8vh 12vh; display: grid; gap: 22px; }
.hero .name { font-family: var(--serif); font-weight: 600; font-size: clamp(3.4rem, 11vw, 6.2rem); line-height: 1; letter-spacing: .08em; margin: 0; }
.hero .pinyin { font-size: .8rem; letter-spacing: .5em; color: var(--muted); text-transform: uppercase; margin-top: -8px; }
.hero .fields { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 1.05rem; }
.hero .fields span { position: relative; }
.hero .fields span + span::before { content: ""; position: absolute; left: -12px; top: 50%; width: 3px; height: 3px; border-radius: 50%; background: var(--accent); }
.hero .line { width: 2.2rem; height: 2px; background: var(--accent); border-radius: 2px; }

/* 登录 */
.center { align-self: center; padding-block: 8vh; display: grid; gap: 18px; max-width: 22rem; width: 100%; }
.center h1 { font-family: var(--serif); font-weight: 600; font-size: 1.6rem; margin: 0; }
form.login { display: grid; gap: 12px; }
input[type=password] { font: inherit; padding: 10px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); color: var(--fg); width: 100%; }
button.primary { font: inherit; border: 0; border-radius: 10px; padding: 10px 14px; background: var(--accent); color: var(--bg); cursor: pointer; font-weight: 600; }
button.primary:disabled { opacity: .6; cursor: default; }
.msg { font-size: .85rem; color: var(--danger); min-height: 1.4em; }
.hint { font-size: .8rem; color: var(--muted); }

/* 服务 */
.hubhead { padding-block: 24px 8px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px; }
.hubhead h1 { font-family: var(--serif); font-weight: 600; font-size: 1.7rem; margin: 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 16.5rem), 1fr)); gap: 14px; padding-block: 12px 24px; align-content: start; }
.card { display: grid; gap: 8px; align-content: start; padding: 18px 20px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); text-decoration: none; transition: border-color .15s, transform .15s; min-width: 0; }
.card:hover { border-color: var(--accent); transform: translateY(-1px); }
.card .top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.card h2 { font-size: 1.05rem; margin: 0; font-weight: 600; }
.card p { margin: 0; color: var(--muted); font-size: .88rem; }
.card .meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.chip { font-size: .72rem; padding: 0 .5rem; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); line-height: 1.7; }
.chip.k { color: var(--accent); border-color: currentColor; }
.card .url { font-size: .75rem; color: var(--muted); overflow-wrap: anywhere; }
.ghost { font-size: .82rem; color: var(--muted); text-decoration: none; }
.ghost:hover { color: var(--fg); }
@media (prefers-reduced-motion: reduce) { .card { transition: none; } .card:hover { transform: none; } }