:root {
  --green-900: #003a3e;
  --green-800: #00565b;
  --green-700: #0b6c71;
  --green-500: #4b8d90;
  --green-100: #e0eded;
  --ivory: #f7f4ea;
  --ivory-2: #efeadb;
  --paper: #fffdf7;
  --lime: #c6e35a;
  --lime-600: #9dbb2c;
  --ink: #17241b;
  --muted: #5b6a60;
  --line: #ddd6c3;
  --danger: #a3392b;
  --danger-bg: #f8e4df;
  --warn: #8a5a00;
  --warn-bg: #fbefd2;
  --ok: #2c6b3f;
  --ok-bg: #e2f0e2;
  --info-bg: #e6edf3;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(19, 40, 28, .06), 0 4px 14px rgba(19, 40, 28, .06);
  --font: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard", "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--font);
  background: var(--ivory);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
}
a { color: var(--green-700); }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0 0 .4em; line-height: 1.3; letter-spacing: -.01em; }
h1 { font-size: 1.35rem; }
h2 { font-size: 1.12rem; }
h3 { font-size: 1rem; }
p { margin: 0 0 .6em; }
.skip { position: absolute; left: -999px; top: 0; background: var(--lime); padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--lime-600); outline-offset: 2px; }

/* ---------- layout ---------- */
.shell { min-height: 100vh; display: flex; flex-direction: column; }
.topbar {
  background: var(--green-800); color: var(--ivory);
  padding: 12px 16px; padding-top: calc(12px + env(safe-area-inset-top));
  display: flex; align-items: center; gap: 12px; position: sticky; top: 0; z-index: 20;
}
.brand { font-weight: 700; letter-spacing: -.02em; display: flex; align-items: center; gap: 8px; min-width: 0; }
.brand .logo { width: 30px; height: 30px; border-radius: 8px; flex: none; display: block; }
.brand span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.topbar .spacer { flex: 1; }
.topbar .who { font-size: .85rem; opacity: .85; white-space: nowrap; }
.topbar button { background: transparent; border: 1px solid rgba(247,244,234,.35); color: var(--ivory); border-radius: 999px; padding: 4px 12px; cursor: pointer; font-size: .85rem; }

main { flex: 1; width: 100%; max-width: 1080px; margin: 0 auto; padding: 16px 16px 96px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; margin: 4px 0 14px; flex-wrap: wrap; }
.page-head p { color: var(--muted); margin: 0; font-size: .9rem; }

/* member bottom nav */
.bottomnav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 30;
  background: var(--paper); border-top: 1px solid var(--line);
  display: grid; grid-template-columns: repeat(6, 1fr);
  padding-bottom: env(safe-area-inset-bottom);
}
.bottomnav a {
  text-decoration: none; color: var(--muted); font-size: .72rem; display: flex; flex-direction: column; align-items: center;
  gap: 2px; padding: 8px 2px 9px; min-height: 56px; justify-content: center;
}
.bottomnav a svg { width: 22px; height: 22px; }
.bottomnav a[aria-current="page"] { color: var(--green-800); font-weight: 700; }
.bottomnav a[aria-current="page"] svg { stroke: var(--green-800); }
.bottomnav a[aria-current="page"]::before { content: ""; position: absolute; }

/* admin nav */
.adminnav { background: var(--green-900); overflow-x: auto; white-space: nowrap; scrollbar-width: none; position: sticky; top: 52px; z-index: 19; }
.adminnav::-webkit-scrollbar { display: none; }
.adminnav a { display: inline-block; color: #cfdccf; text-decoration: none; padding: 10px 14px; font-size: .9rem; border-bottom: 3px solid transparent; }
.adminnav a[aria-current="page"] { color: #fff; border-bottom-color: var(--lime); font-weight: 700; }
@media (min-width: 960px) {
  .admin .shell-body { display: grid; grid-template-columns: 210px 1fr; }
  .adminnav { position: sticky; top: 52px; height: calc(100vh - 52px); white-space: normal; padding: 12px 0; }
  .adminnav a { display: block; border-bottom: 0; border-left: 4px solid transparent; padding: 11px 18px; }
  .adminnav a[aria-current="page"] { border-left-color: var(--lime); background: rgba(255,255,255,.05); }
  .admin main { padding-bottom: 40px; }
}
@media (min-width: 760px) {
  .member main { padding-bottom: 110px; }
}

/* ---------- components ---------- */
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); margin-bottom: 14px; }
.card.hero { background: var(--green-800); color: var(--ivory); border-color: var(--green-800); }
.card.hero .muted { color: #c9d8cc; }
.card.hero .big { color: #fff; }
.card h2 { display: flex; align-items: center; gap: 8px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.card-head h2, .card-head h3 { margin: 0; }
.grid { display: grid; gap: 14px; }
.grid > .card { margin-bottom: 0; }
.grid.four { grid-template-columns: 1fr 1fr; }
@media (min-width: 720px) {
  .grid.two { grid-template-columns: 1fr 1fr; }
  .grid.three { grid-template-columns: repeat(3, 1fr); }
  .grid.four { grid-template-columns: repeat(4, 1fr); }
}
.stack > * + * { margin-top: 10px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.big { font-size: 2rem; font-weight: 800; letter-spacing: -.03em; line-height: 1.1; }
.num { font-variant-numeric: tabular-nums; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: .92rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.stat { padding: 14px; }
.stat .label { color: var(--muted); font-size: .85rem; }
.stat .value { font-size: 1.6rem; font-weight: 800; }
hr { border: 0; border-top: 1px solid var(--line); margin: 14px 0; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 1px solid var(--green-800); background: var(--green-800); color: var(--ivory);
  border-radius: 10px; padding: 10px 16px; font-weight: 600; cursor: pointer; min-height: 44px; text-decoration: none;
}
.btn:hover { background: var(--green-700); }
.btn.lime { background: var(--lime); border-color: var(--lime); color: var(--green-900); }
.btn.lime:hover { background: #b9d84a; }
.btn.ghost { background: transparent; color: var(--green-800); }
.btn.ghost:hover { background: var(--green-100); }
.btn.danger { background: var(--paper); color: var(--danger); border-color: var(--danger); }
.btn.danger:hover { background: var(--danger-bg); }
.btn.sm { min-height: 34px; padding: 5px 11px; font-size: .88rem; border-radius: 8px; }
.btn.block { width: 100%; }
.btn[disabled], .btn[aria-busy="true"] { opacity: .55; cursor: not-allowed; }
.linkbtn { background: none; border: 0; color: var(--green-700); text-decoration: underline; cursor: pointer; padding: 0; }

.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 9px; border-radius: 999px; font-size: .78rem; font-weight: 700; border: 1px solid transparent; white-space: nowrap; }
.badge.booked { background: var(--info-bg); color: #24496a; border-color: #b9cbdc; }
.badge.completed { background: var(--ok-bg); color: var(--ok); border-color: #b8d6bd; }
.badge.canceled { background: #eee; color: #555; border-color: #ccc; }
.badge.noshow { background: var(--danger-bg); color: var(--danger); border-color: #e6b8ae; }
.badge.warn { background: var(--warn-bg); color: var(--warn); border-color: #ead39a; }
.badge.ok { background: var(--ok-bg); color: var(--ok); border-color: #b8d6bd; }
.badge.sample { background: #f1e8ff; color: #5a3d8a; border-color: #d8c6f2; }
.badge.lime { background: var(--lime); color: var(--green-900); }
.badge.neutral { background: var(--ivory-2); color: var(--muted); border-color: var(--line); }

.alert { border-radius: 10px; padding: 12px 14px; margin-bottom: 12px; border: 1px solid; font-size: .93rem; }
.alert.info { background: var(--info-bg); border-color: #b9cbdc; }
.alert.warn { background: var(--warn-bg); border-color: #ead39a; }
.alert.error { background: var(--danger-bg); border-color: #e6b8ae; color: #6e2318; }
.alert.ok { background: var(--ok-bg); border-color: #b8d6bd; }
.alert strong { display: block; margin-bottom: 2px; }

/* forms */
.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; }
.field label, .field .label { font-weight: 600; font-size: .9rem; }
.field .hint { color: var(--muted); font-size: .82rem; }
input[type=text], input[type=email], input[type=password], input[type=tel], input[type=date], input[type=number], input[type=month], input[type=datetime-local], select, textarea {
  width: 100%; border: 1px solid #c9c1aa; border-radius: 10px; background: #fff; padding: 10px 12px; min-height: 44px;
}
textarea { min-height: 84px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--green-700); outline: 2px solid var(--lime); outline-offset: 0; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .93rem; }
.check input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--green-800); flex: none; }
.form-grid { display: grid; gap: 0 12px; }
@media (min-width: 620px) { .form-grid.two { grid-template-columns: 1fr 1fr; } .form-grid.three { grid-template-columns: 1fr 1fr 1fr; } }
.field-error { color: var(--danger); font-size: .85rem; }
fieldset { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px 2px; margin: 0 0 12px; }
legend { font-weight: 700; font-size: .9rem; padding: 0 4px; }
.radio-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.radio-row label { border: 1px solid #c9c1aa; border-radius: 10px; padding: 8px 12px; display: flex; gap: 6px; align-items: center; cursor: pointer; background: #fff; }
.radio-row input { accent-color: var(--green-800); }
.radio-row label:has(input:checked) { border-color: var(--green-800); background: var(--green-100); font-weight: 700; }

/* tables / lists */
.list { list-style: none; padding: 0; margin: 0; }
.list > li { padding: 12px 0; border-bottom: 1px solid var(--line); }
.list > li:last-child { border-bottom: 0; }
.list .title { font-weight: 700; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .82rem; white-space: nowrap; }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: var(--ivory); }

/* booking */
.daystrip { display: flex; gap: 8px; overflow-x: auto; padding: 2px 2px 8px; scroll-snap-type: x mandatory; }
.daystrip button {
  flex: none; scroll-snap-align: start; width: 62px; border: 1px solid var(--line); background: var(--paper); border-radius: 12px;
  padding: 8px 4px; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 1px;
}
.daystrip .dw { font-size: .78rem; color: var(--muted); }
.daystrip .dd { font-size: 1.15rem; font-weight: 800; }
.daystrip .dc { font-size: .7rem; color: var(--muted); }
.daystrip button[aria-pressed="true"] { background: var(--green-800); color: var(--ivory); border-color: var(--green-800); }
.daystrip button[aria-pressed="true"] .dw, .daystrip button[aria-pressed="true"] .dc { color: #c9d8cc; }
.daystrip button:disabled { opacity: .45; cursor: not-allowed; text-decoration: line-through; }
.slots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
@media (min-width: 560px) { .slots { grid-template-columns: repeat(4, 1fr); } }
.slot { border: 1px solid #c9c1aa; background: #fff; border-radius: 10px; padding: 10px 6px; min-height: 52px; cursor: pointer; text-align: center; }
.slot .t { font-weight: 800; font-size: 1.02rem; display: block; }
.slot .s { font-size: .74rem; color: var(--muted); display: block; }
.slot.available:hover { border-color: var(--green-700); background: var(--green-100); }
.slot[aria-pressed="true"], .slot.available[aria-pressed="true"]:hover { background: var(--lime); border-color: var(--lime-600); }
.slot[aria-pressed="true"] .s { color: var(--green-900); }
.slot:disabled { cursor: not-allowed; background: var(--ivory-2); color: #8a9389; border-style: dashed; }
.slot.mine { background: var(--info-bg); border-color: #8fb0cc; border-style: solid; color: #24496a; }
.confirm-box { position: sticky; bottom: 70px; z-index: 5; }

/* calendar (admin) */
.cal-toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.seg { display: inline-flex; border: 1px solid var(--green-800); border-radius: 10px; overflow: hidden; }
.seg button { border: 0; background: var(--paper); padding: 8px 14px; cursor: pointer; min-height: 40px; }
.seg button[aria-pressed="true"] { background: var(--green-800); color: var(--ivory); font-weight: 700; }
.week { display: grid; grid-template-columns: 52px repeat(6, minmax(110px, 1fr)); min-width: 760px; font-size: .82rem; }
.week .h { background: var(--ivory-2); padding: 6px; font-weight: 700; text-align: center; border-bottom: 1px solid var(--line); position: sticky; top: 0; }
.week .h.today { background: var(--lime); }
.week .tm { color: var(--muted); padding: 6px; border-bottom: 1px solid var(--line); text-align: right; }
.week .cell { border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 3px; min-height: 46px; }
.week .cell.blocked { background: repeating-linear-gradient(45deg, #efeadb, #efeadb 6px, #e5dfcc 6px, #e5dfcc 12px); }
.week .cell.past { background: #f8f6ef; }
.ev { display: block; width: 100%; text-align: left; border-radius: 6px; padding: 3px 6px; border: 1px solid; cursor: pointer; font-size: .8rem; line-height: 1.3; background: var(--info-bg); border-color: #8fb0cc; }
.ev.COMPLETED { background: var(--ok-bg); border-color: #8fc29b; }
.ev.NOSHOW { background: var(--danger-bg); border-color: #d99c90; }
.ev.CANCELED { background: #f1f1f1; border-color: #ccc; color: #777; text-decoration: line-through; }
.ev.need { box-shadow: inset 4px 0 0 var(--warn); }
.month { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.month .mh { text-align: center; font-size: .8rem; color: var(--muted); font-weight: 700; }
.month .md { background: var(--paper); border: 1px solid var(--line); border-radius: 8px; min-height: 74px; padding: 4px; font-size: .78rem; cursor: pointer; text-align: left; }
.month .md.out { opacity: .4; }
.month .md.sun { background: var(--ivory-2); cursor: default; }
.month .md.today { border-color: var(--green-800); border-width: 2px; }
.month .md .n { font-weight: 800; }
.month .md .c { display: block; margin-top: 2px; }

/* progress / charts */
.bar { height: 12px; background: var(--ivory-2); border-radius: 999px; overflow: hidden; border: 1px solid var(--line); }
.bar > span { display: block; height: 100%; background: var(--green-700); border-radius: 999px; }
.bar.lime > span { background: var(--lime-600); }
.metric-row { padding: 12px 0; border-bottom: 1px solid var(--line); }
.metric-row:last-child { border-bottom: 0; }
.metric-row .top { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.chart { width: 100%; max-width: 560px; height: auto; display: block; margin: 6px 0; }
.chart text { font-family: var(--font); }
.trend { font-weight: 700; white-space: nowrap; }
.trend.improved { color: var(--ok); }
.trend.declined { color: var(--danger); }
.trend.same { color: var(--muted); }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: .8rem; color: var(--muted); }
.legend i { display: inline-block; width: 18px; height: 0; border-top: 3px solid var(--green-700); vertical-align: middle; margin-right: 4px; }
.legend i.dash { border-top: 2px dashed var(--warn); }

/* states */
.spinner { width: 28px; height: 28px; border: 3px solid var(--green-100); border-top-color: var(--green-700); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 3s; } }
.boot, .loading { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; color: var(--muted); padding: 48px 16px; }
.boot { min-height: 100vh; }
.skeleton { background: linear-gradient(90deg, var(--ivory-2), #f6f2e6, var(--ivory-2)); background-size: 200% 100%; animation: sk 1.2s infinite; border-radius: 8px; height: 16px; margin: 8px 0; }
@keyframes sk { to { background-position: -200% 0; } }
.empty { text-align: center; padding: 26px 12px; color: var(--muted); }
.empty .icon { font-size: 1.6rem; display: block; margin-bottom: 4px; }
.error-state { text-align: center; padding: 28px 12px; }

#toast { position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%); z-index: 100; display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; width: calc(100% - 32px); max-width: 420px; }
#toast .t { background: var(--green-900); color: #fff; border-radius: 12px; padding: 11px 16px; box-shadow: var(--shadow); font-size: .93rem; display: flex; gap: 8px; align-items: center; pointer-events: auto; }
#toast .t.error { background: var(--danger); }
#toast .t.ok::before { content: "✓"; color: var(--lime); font-weight: 900; }
#toast .t.error::before { content: "!"; font-weight: 900; }

/* modal */
.modal-bg { position: fixed; inset: 0; background: rgba(19, 40, 28, .45); z-index: 60; display: flex; align-items: flex-end; justify-content: center; }
.modal { background: var(--paper); width: 100%; max-width: 640px; max-height: 92vh; overflow-y: auto; border-radius: 18px 18px 0 0; padding: 18px 16px calc(18px + env(safe-area-inset-bottom)); }
@media (min-width: 700px) { .modal-bg { align-items: center; } .modal { border-radius: 18px; padding: 22px; } }
.modal .modal-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; }
.modal .close { background: none; border: 0; font-size: 1.5rem; cursor: pointer; line-height: 1; padding: 4px 8px; }
.modal .actions { display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; margin-top: 12px; }

/* auth */
.auth { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px 16px; background: var(--green-800); }
.auth .panel { width: 100%; max-width: 400px; background: var(--paper); border-radius: 18px; padding: 26px 22px; box-shadow: 0 10px 40px rgba(0,0,0,.2); }
.auth .logo { display: flex; justify-content: center; margin: 4px 0 20px; }
.auth .brand-logo { width: 220px; max-width: 70%; height: auto; display: block; }

/* report */
.report-head { background: var(--green-800); color: var(--ivory); border-radius: var(--radius); padding: 18px; margin-bottom: 14px; }
.report-head .muted { color: #c9d8cc; }
.items-table td, .items-table th { padding: 6px 6px; }
.item-row { display: grid; grid-template-columns: 2fr repeat(4, 1fr) auto; gap: 6px; align-items: end; margin-bottom: 8px; }
.item-row input { min-height: 40px; padding: 8px; }
@media (max-width: 560px) { .item-row { grid-template-columns: 1fr 1fr 1fr; } .item-row .name { grid-column: 1 / -1; } }
.scale { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }

@media print {
  .topbar, .bottomnav, .adminnav, .no-print, #toast { display: none !important; }
  body { background: #fff; }
  main { padding: 0; }
  .card { box-shadow: none; break-inside: avoid; }
}

/* video */
video.player { width: 100%; max-height: 70vh; background: #000; border-radius: 10px; display: block; }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.compare.stacked { grid-template-columns: 1fr; }
.compare figure { margin: 0; display: flex; flex-direction: column; gap: 4px; }
.compare figcaption { font-weight: 700; font-size: .85rem; }
.compare video { width: 100%; max-height: 60vh; background: #000; border-radius: 8px; }
.compare-controls { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 10px 0; }
.compare-controls select { min-height: 34px; width: auto; padding: 4px 8px; }
.home-card { border: 1px solid var(--line); border-radius: 12px; padding: 12px; margin-bottom: 10px; background: #fff; }
.week-dots { display: flex; gap: 4px; }
.week-dots span { width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; font-size: .72rem; color: var(--muted); }
.week-dots span.on { background: var(--green-700); color: #fff; border-color: var(--green-700); }