:root {
  --bg: #f4f6fa; --card: #ffffff; --fg: #12213d; --sub: #5d6c86; --line: #dde3ec; --soft: #eef2f8;
  --brand: #0b2a5b; --accent: #0a5bd3; --accent-soft: #e6efff;
  --ok: #138a4b; --ok-soft: #e3f5ea; --warn: #b36b00; --warn-soft: #fff3dc; --bad: #c62828; --bad-soft: #fde8e8; --info: #2f5fb3; --info-soft: #e7eefb;
  --radius: 10px; --shadow: 0 1px 2px rgba(15, 30, 60, .06), 0 4px 14px rgba(15, 30, 60, .05);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c1424; --card: #131e33; --fg: #e8eef8; --sub: #9aa9c2; --line: #24324c; --soft: #1a2740;
    --brand: #0a1a36; --accent: #5b9bff; --accent-soft: #19305a;
    --ok: #4cc685; --ok-soft: #12321f; --warn: #f0b04a; --warn-soft: #3a2a0e; --bad: #ff7a7a; --bad-soft: #3a1515; --info: #8fb4ff; --info-soft: #18294a;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--fg); font: 15px/1.55 "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif; min-height: 100vh; display: flex; flex-direction: column; }
a { color: var(--accent); }
input, select, textarea, button { font: inherit; color: inherit; }
input, select, textarea { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; min-width: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--sub); }
label.chk { flex-direction: row; align-items: center; gap: 8px; color: var(--fg); font-size: 14px; }
h1, h2, h3, h4 { margin: 0; line-height: 1.3; }
h2 { font-size: 18px; } h3 { font-size: 15px; } h4 { font-size: 14px; margin-top: 16px; }

.topbar { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 20px; padding: 0 20px; height: 56px; background: var(--brand); color: #fff; }
.brand { font-weight: 800; letter-spacing: .08em; font-size: 20px; color: #fff; text-decoration: none; }
.brand span, .login-hero h1 span { color: #6fb0ff; }
.nav { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
.nav a { color: #c9d6ee; text-decoration: none; padding: 8px 12px; border-radius: 8px; white-space: nowrap; }
.nav a.on, .nav a:hover { background: rgba(255, 255, 255, .12); color: #fff; }
.who { display: flex; gap: 10px; align-items: center; font-size: 13px; color: #c9d6ee; white-space: nowrap; }
.who .link-btn { color: #fff; }

.app { flex: 1; width: 100%; max-width: 1240px; margin: 0 auto; padding: 20px 16px 40px; display: flex; flex-direction: column; gap: 16px; }
.foot { text-align: center; font-size: 12px; color: var(--sub); padding: 18px 16px; border-top: 1px solid var(--line); line-height: 1.7; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.card.narrow { max-width: 520px; margin: 40px auto; }
.card-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.spacer { flex: 1; }
.muted { color: var(--sub); } .small { font-size: 13px; } .center { text-align: center; } .r { text-align: right; } .big { font-size: 17px; } .nowrap { white-space: nowrap; } .grow { flex: 1; }
.help { margin: 0; font-size: 13px; color: var(--sub); }
.empty { text-align: center; color: var(--sub); padding: 36px 12px; margin: 0; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.row > label { flex: 1 1 140px; }
.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.toolbar input[type=search] { flex: 1 1 220px; }
.scroll { max-height: 60vh; overflow: auto; }

.btn { border: 1px solid var(--line); background: var(--card); border-radius: 8px; padding: 8px 14px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 6px; white-space: nowrap; }
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 4px 10px; font-size: 13px; }
.btn.big { padding: 12px 18px; font-size: 16px; font-weight: 600; }
.btn:disabled { opacity: .5; cursor: default; }
.link-btn { background: none; border: 0; color: var(--accent); cursor: pointer; padding: 0; text-decoration: underline; font-size: 13px; }
.icon-btn { background: none; border: 0; cursor: pointer; color: var(--sub); font-size: 16px; padding: 4px 8px; }
.pill { background: #ff5a5a; color: #fff; border-radius: 10px; font-size: 11px; padding: 0 6px; margin-left: 2px; }

.tag { display: inline-block; font-size: 12px; padding: 1px 8px; border-radius: 10px; background: var(--soft); color: var(--sub); }
.tag.ok { background: var(--ok-soft); color: var(--ok); } .tag.warn { background: var(--warn-soft); color: var(--warn); } .tag.info { background: var(--info-soft); color: var(--info); }
.tag.src-set { background: var(--accent-soft); color: var(--accent); } .tag.src-last { background: var(--ok-soft); color: var(--ok); } .tag.src-table { background: var(--soft); color: var(--sub); } .tag.src-none { background: var(--bad-soft); color: var(--bad); }
.notice { padding: 10px 12px; border-radius: 8px; margin: 0; } .notice.warn { background: var(--warn-soft); color: var(--warn); }

.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th { text-align: left; font-weight: 600; font-size: 12.5px; color: var(--sub); border-bottom: 1px solid var(--line); padding: 8px; background: var(--soft); position: sticky; top: 0; }
.tbl td { border-bottom: 1px solid var(--line); padding: 8px; vertical-align: top; }
.tbl.small td, .tbl.small th { padding: 5px 8px; font-size: 13px; }
.tbl tr.click { cursor: pointer; } .tbl tr.click:hover td { background: var(--soft); }
.tbl tr.off td { opacity: .5; }
.tbl tfoot td { border: 0; }
.tbl input.num, input.num { width: 110px; text-align: right; }
.tbl input.q { width: 80px; text-align: right; }
.card > .tbl, .card > div > .tbl { display: block; overflow-x: auto; }
.oth { display: grid; grid-template-columns: 1fr auto auto auto; gap: 8px; align-items: center; padding: 2px 0; }
details summary { cursor: pointer; }

.st { display: inline-block; font-size: 12px; font-weight: 600; padding: 2px 9px; border-radius: 10px; white-space: nowrap; }
.st-new { background: var(--warn-soft); color: var(--warn); } .st-ok { background: var(--info-soft); color: var(--info); } .st-ship { background: var(--accent-soft); color: var(--accent); }
.st-done { background: var(--ok-soft); color: var(--ok); } .st-cancel { background: var(--soft); color: var(--sub); text-decoration: line-through; }

/* 로그인 */
.login { display: grid; gap: 16px; max-width: 440px; width: 100%; margin: 24px auto; }
.login-hero { text-align: center; padding: 12px 0; }
.login-hero h1 { font-size: 40px; letter-spacing: .1em; font-weight: 800; color: var(--brand); }
@media (prefers-color-scheme: dark) { .login-hero h1 { color: #fff; } }
.login-hero p { color: var(--sub); margin: 6px 0 0; }
.login-card .err { color: var(--bad); margin: 0; font-size: 14px; }
.admin-login summary { color: var(--sub); font-size: 13px; text-align: center; padding: 6px; }

/* 상품 목록 */
.plist { display: grid; gap: 10px; }
.pcard { display: grid; grid-template-columns: 64px 1fr auto; gap: 14px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.pimg { width: 64px; height: 64px; border-radius: 8px; background: var(--soft); display: grid; place-items: center; overflow: hidden; color: var(--sub); font-weight: 700; font-size: 13px; }
.pimg img { width: 100%; height: 100%; object-fit: cover; }
.pinfo { min-width: 0; } .pinfo p { margin: 2px 0 0; }
.pbuy { display: grid; grid-template-columns: auto auto; gap: 6px 10px; align-items: center; justify-items: end; }
.price { grid-column: 1 / -1; font-weight: 700; font-size: 17px; } .price small { font-weight: 400; color: var(--sub); font-size: 12px; margin-left: 2px; }
.qty { display: flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.qty button { width: 34px; border: 0; background: var(--soft); cursor: pointer; font-size: 17px; }
.qty input { width: 64px; border: 0; border-radius: 0; text-align: center; padding: 6px 2px; }
.star { background: none; border: 0; font-size: 20px; color: var(--line); cursor: pointer; } .star.on { color: #f5b301; }

.order-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.order-form .wide { grid-column: 1 / -1; }
.olist { display: grid; gap: 8px; }
.order { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 14px; }
.order summary { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.order[open] summary { margin-bottom: 10px; }
.steps { display: flex; list-style: none; padding: 0; margin: 4px 0 10px; gap: 0; counter-reset: s; }
.steps li { flex: 1; text-align: center; font-size: 13px; color: var(--sub); border-top: 3px solid var(--line); padding-top: 6px; }
.steps li.done { color: var(--accent); border-color: var(--accent); font-weight: 600; }

/* 모달·알림 */
.modal-wrap { position: fixed; inset: 0; background: rgba(5, 12, 28, .45); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal { background: var(--card); border-radius: 12px; width: 100%; max-width: 560px; max-height: 90vh; display: flex; flex-direction: column; box-shadow: 0 10px 40px rgba(0, 0, 0, .25); }
.modal.wide { max-width: 1000px; }
.modal header { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.modal-body { padding: 16px 18px; overflow: auto; display: flex; flex-direction: column; gap: 12px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; background: #1b2b4a; color: #fff; padding: 12px 18px; border-radius: 10px; z-index: 60; transition: .25s; max-width: calc(100vw - 32px); box-shadow: 0 6px 24px rgba(0, 0, 0, .25); }
.toast.show { opacity: 1; transform: translate(-50%, 0); } .toast.err { background: var(--bad); }

@media (max-width: 720px) {
  .topbar { gap: 10px; padding: 0 12px; height: auto; flex-wrap: wrap; padding-top: 8px; }
  .nav { order: 3; flex-basis: 100%; padding-bottom: 6px; }
  .who span { display: none; }
  .app { padding: 14px 12px 32px; }
  .pcard { grid-template-columns: 48px 1fr; }
  .pimg { width: 48px; height: 48px; }
  .pbuy { grid-column: 1 / -1; grid-template-columns: 1fr auto auto; justify-items: start; }
  .price { grid-column: auto; }
}