* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #FBFAF8;
  --card: #FFFFFF;
  --line: #E8E4DC;
  --line-strong: #D6D1C6;
  --text: #26251F;
  --muted: #6E6A62;
  --hint: #9A958B;
  --accent: #B45309;
  --accent-soft: #FDF3E7;
  --ok: #15803D;
  --ok-soft: #EAF5EE;
  --bad: #B91C1C;
  --bad-soft: #FCECEC;
  --wait: #8A6D1F;
  --wait-soft: #FAF3DC;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 560px; margin: 0 auto; padding: 28px 18px 64px; }

.hero h1 { font-size: 26px; font-weight: 600; letter-spacing: -0.4px; }
.hero .sub { color: var(--muted); margin-top: 8px; font-size: 14px; }

h2 { font-size: 15px; font-weight: 600; margin-bottom: 10px; }

section { margin-top: 30px; }

/* slots */
.slot {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 12px;
}
.slot-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.slot-date { font-size: 17px; font-weight: 600; }
.slot-date .wd { font-size: 13px; color: var(--muted); font-weight: 400; margin-left: 6px; }
.slot-time { font-size: 14px; color: var(--accent); font-weight: 500; white-space: nowrap; }
.slot-meta { margin-top: 8px; font-size: 14px; color: var(--muted); }
.slot-note { margin-top: 6px; font-size: 13px; color: var(--hint); }
.slot-foot { margin-top: 14px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }

.tag {
  display: inline-block; font-size: 12px; padding: 2px 9px; border-radius: 20px;
  background: var(--accent-soft); color: var(--accent);
}
.tag.gray { background: #F1EFE8; color: var(--muted); }

/* buttons */
button {
  font-family: inherit; font-size: 14px; font-weight: 500;
  border: 1px solid var(--line-strong); background: var(--card); color: var(--text);
  border-radius: 9px; padding: 8px 14px; cursor: pointer;
}
button:hover { border-color: var(--accent); color: var(--accent); }
button:disabled { opacity: .5; cursor: default; border-color: var(--line-strong); color: var(--text); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { background: #96430A; color: #fff; }
button.sm { padding: 5px 10px; font-size: 13px; border-radius: 7px; }
button.link { border: none; background: none; color: var(--muted); padding: 4px; font-size: 13px; }
button.link:hover { color: var(--accent); }

/* forms */
label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 5px; }
input, select, textarea {
  width: 100%; font-family: inherit; font-size: 15px; color: var(--text);
  background: var(--card); border: 1px solid var(--line-strong); border-radius: 9px;
  padding: 10px 12px; outline: none;
}
input:focus, select, textarea:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 66px; }
.row { display: flex; gap: 10px; }
.row > * { flex: 1; }

/* notice */
.notice { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; }
.notice ul { padding-left: 18px; }
.notice li { font-size: 13px; color: var(--muted); margin-bottom: 5px; }

.msg { font-size: 13px; margin-top: 12px; padding: 10px 12px; border-radius: 9px; display: none; }
.msg.show { display: block; }
.msg.err { background: var(--bad-soft); color: var(--bad); }
.msg.ok { background: var(--ok-soft); color: var(--ok); }

.empty { color: var(--hint); font-size: 14px; text-align: center; padding: 32px 0; }

.foot { margin-top: 34px; text-align: center; font-size: 12px; color: var(--hint); }
.foot a { color: var(--hint); text-decoration: none; }

/* sheet */
.sheet-mask {
  position: absolute; inset: 0; background: rgba(30,28,24,.35);
  display: flex; align-items: flex-end; justify-content: center; z-index: 20;
}
.sheet {
  background: var(--bg); width: 100%; max-width: 560px;
  border-radius: 18px 18px 0 0; padding: 20px 18px 28px; max-height: 92%; overflow: auto;
}
.sheet-head { display: flex; align-items: center; justify-content: space-between; }
.sheet-head h3 { font-size: 17px; font-weight: 600; }
.hidden { display: none !important; }

/* admin */
.admin-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.admin-head .who { font-size: 12px; color: var(--hint); word-break: break-all; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px; }
.tabs { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.tabs button { flex: 1; min-width: 72px; font-size: 13px; padding: 7px 6px; }
.tabs button.on { background: var(--accent); border-color: var(--accent); color: #fff; }

.bk { border-top: 1px solid var(--line); padding: 14px 0; }
.bk:first-child { border-top: none; }
.bk-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.bk-name { font-weight: 600; font-size: 15px; }
.bk-phone { font-size: 14px; color: var(--muted); font-variant-numeric: tabular-nums; }
.bk-slot { font-size: 12px; color: var(--hint); margin-top: 2px; }
.bk-msg { font-size: 14px; margin-top: 8px; color: var(--text); }
.bk-acts { margin-top: 10px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.pill { font-size: 12px; padding: 2px 9px; border-radius: 20px; }
.pill.pending { background: var(--wait-soft); color: var(--wait); }
.pill.approved { background: var(--ok-soft); color: var(--ok); }
.pill.rejected { background: #F1EFE8; color: var(--muted); }
.pill.noshow { background: var(--bad-soft); color: var(--bad); }

.slot-admin { border-bottom: 1px solid var(--line); padding: 12px 0; }
.slot-admin:last-child { border-bottom: none; }
.field { margin-top: 12px; }