/* HelloPOS Web - 공통 스타일
   파랑(#2196F3)은 포인트로만 사용하고, 본문은 흰 카드 + 얇은 구분선으로 정리 */
:root {
    --blue: #2196F3;
    --blue-dark: #1673c9;
    --blue-soft: #eef6fe;
    --ink: #111827;
    --ink-2: #374151;
    --muted: #6b7280;
    --line: #e5e8ec;
    --line-soft: #f1f3f5;
    --bg: #f6f8fa;
    --card: #ffffff;
    --red: #e5484d;
    --shadow: 0 1px 2px rgba(16, 24, 40, .05);
    --radius: 12px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Malgun Gothic",
                 "Apple SD Gothic Neo", system-ui, sans-serif;
    font-size: 14px;
    line-height: 1.45;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
}

button, input, select { font: inherit; color: inherit; }

.app { max-width: 760px; margin: 0 auto; min-height: 100vh; background: var(--bg); }
.app-empty { background: var(--card); }

/* ---------------------------------------------------------- header / tabs */
.app-header {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line);
}
.app-header .logo { height: 26px; }
.app-header .user {margin-left: auto;color: #341f97; font-size: 13px;}
.btn-logout {
    border: 1px solid var(--line); background: var(--card); color: var(--ink-2);
    border-radius: 8px; padding: 6px 12px; cursor: pointer; font-size: 13px;
}
.btn-logout:hover { border-color: #cfd6de; background: #fafbfc; }

.tabs {
    position: sticky; top: 0; z-index: 10;
    display: grid; grid-template-columns: repeat(5, 1fr);
    background: var(--card); border-bottom: 1px solid var(--line);
}
.tabs a {
    position: relative; text-align: center; text-decoration: none;
    color: var(--muted); font-size: 13px; font-weight: 600;
    padding: 13px 0 12px; white-space: nowrap;
}
.tabs a:hover { color: var(--ink-2); }
.tabs a.active { color: var(--blue-dark); }
.tabs a.active::after {
    content: ""; position: absolute; left: 12%; right: 12%; bottom: -1px;
    height: 2px; background: var(--blue); border-radius: 2px 2px 0 0;
}

.content { padding: 14px 14px 40px; }

/* ------------------------------------------------------------ period bar */
.period-bar {
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
    box-shadow: var(--shadow); padding: 12px; margin-bottom: 14px;
}
.period-bar .row {
    display: flex; align-items: center; justify-content: center;
    gap: 8px; flex-wrap: wrap; margin: 0;
}
.period-bar .row + .row { margin-top: 10px; }
.period-bar label { color: var(--muted); font-size: 13px; }
.period-bar input[type="date"],
.period-bar input[type="month"],
.period-bar select {
    border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px;
    background: var(--card); color: var(--ink); min-width: 0;
}
.period-bar input:focus, .period-bar select:focus {
    outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(33, 150, 243, .12);
}
.period-bar select { max-width: 190px; }
.period-bar .sub { color: var(--muted); font-size: 13px; }
.period-bar .range { color: var(--ink-2); font-weight: 600; }

.icon-btn {
    width: 32px; height: 32px; padding: 0; cursor: pointer;
    border: 1px solid var(--line); border-radius: 50%; background: var(--card);
    display: inline-flex; align-items: center; justify-content: center;
}
.icon-btn img { width: 16px; height: 16px; display: block; }
.icon-btn:hover { background: #fafbfc; border-color: #cfd6de; }
.icon-btn:disabled { opacity: .4; cursor: default; }

.chip {
    border: 1px solid var(--line); background: var(--card); color: var(--ink-2);
    border-radius: 999px; padding: 6px 14px; cursor: pointer; font-size: 13px; font-weight: 500;
}
.chip:hover { background: #fafbfc; }
.chip.on { background: var(--blue); border-color: var(--blue); color: #fff; }
.chip:disabled { opacity: .45; cursor: default; }

/* ---------------------------------------------------------------- states */
.loading, .empty {
    text-align: center; color: var(--muted); padding: 40px 0; font-size: 13px;
}
.error {
    color: #99282c; background: #fef3f3; border: 1px solid #f7d4d5;
    border-radius: 10px; padding: 11px 14px; margin: 10px 0;
    white-space: pre-line; font-size: 13px;
}
.center { text-align: center; margin-top: 16px; }

/* ----------------------------------------------------------------- cards */
.cards { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

.card {
    background: var(--card); border: 1px solid var(--line);
    border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}
.card-head {
    display: flex; align-items: center; gap: 8px;
    padding: 13px 16px; border-bottom: 1px solid var(--line-soft);
}
.card-name { font-weight: 700; font-size: 15px; letter-spacing: -.2px; }
.badge {
    margin-left: auto; font-size: 11px; font-weight: 700; letter-spacing: .3px;
    color: var(--blue-dark); background: var(--blue-soft);
    border-radius: 999px; padding: 3px 9px;
}
.card-total { border-color: #cfe3fb; }
.card-total .card-head { background: var(--blue-soft); border-bottom-color: #dbeafd; }

/* 라벨 / 값 목록 - 항목마다 구분선 */
.kv { margin: 0; padding: 0; }
.kv-row {
    display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
    padding: 10px 16px; border-top: 1px solid var(--line-soft);
}
.kv-row:first-child { border-top: none; }
.kv-row dt { margin: 0; color: var(--muted); font-size: 13px; }
.kv-row dd {
    margin: 0; text-align: right; font-size: 15px; font-weight: 500;
    font-variant-numeric: tabular-nums; letter-spacing: -.2px;
}
.kv-row .unit { margin-left: 3px; font-size: 12px; font-weight: 400; color: var(--muted); }

.kv-total { background: #fbfcfd; border-top: 1px solid var(--line); }
.kv-total dt { color: var(--ink); font-weight: 700; }
.kv-total dd { font-size: 18px; font-weight: 700; color: var(--blue-dark); }
.kv-total .unit { color: #8aa0b5; }
.card-total .kv-total dd { color: var(--red); }

/* 제품별 상단 요약 */
.summary-card { margin-bottom: 14px; }

/* ---------------------------------------------------------------- tables */
.table-wrap {
    background: var(--card); border: 1px solid var(--line);
    border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}
.grid-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.grid-table th {
    background: #f8fafc; color: var(--muted); font-weight: 600; font-size: 12px;
    letter-spacing: -.1px; padding: 10px 10px; text-align: left;
    border-bottom: 1px solid var(--line);
}
.grid-table th.num, .grid-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.grid-table td {
    padding: 11px 10px; border-top: 1px solid var(--line-soft);
    word-break: keep-all; color: var(--ink-2);
}
.grid-table tbody tr:first-child td { border-top: none; }
.grid-table tbody tr:hover td { background: #fbfcfd; }
.grid-table tfoot td {
    background: #f8fafc; border-top: 1px solid var(--line);
    font-weight: 700; color: var(--ink);
}
.link-cell {
    border: none; background: none; padding: 0; cursor: pointer;
    color: var(--blue-dark); font-weight: 600; font-size: 13px; text-align: left;
}
.link-cell:hover { text-decoration: underline; }

/* ----------------------------------------------------------------- chart */
.chart {
    background: var(--card); border: 1px solid var(--line);
    border-radius: var(--radius); box-shadow: var(--shadow); padding: 12px;
}
.chart svg { width: 100%; height: 340px; display: block; }
.chart .grid { stroke: var(--line-soft); stroke-width: 1; }
.chart .axis { fill: var(--muted); font-size: 11px; }
.chart .line { fill: none; stroke: var(--blue); stroke-width: 2.5; stroke-linejoin: round; }
.chart .dot { fill: #fff; stroke: var(--blue); stroke-width: 2; }

/* -------------------------------------------------------- buttons/inputs */
.btn {
    border: 1px solid transparent; border-radius: 5px; padding: 10px 18px;
    cursor: pointer; background: var(--card); font-weight: 600; font-size: 14px;
}
.btn.small { padding: 6px 12px; font-size: 13px; border-radius: 8px; }
.btn.block { width: 100%; }
.btn.primary {background: #9b59b6;color: #ffffff;}
.btn.primary:hover {background: #8e44ad;}
.btn.outline { border-color: var(--line); color: var(--ink-2); }
.btn.outline:hover { background: #fafbfc; border-color: #cfd6de; }
.btn.ghost { border-color: rgba(255, 255, 255, .55); color: #fff; background: transparent; }
.btn.ghost:hover { background: rgba(255, 255, 255, .12); }
.btn.danger { background: var(--red); color: #fff; }
.btn.green { background: #2f9e68; color: #fff; }
.btn:disabled { opacity: .6; cursor: default; }

.input {
    width: 100%; border: 1px solid var(--line); border-radius: 10px;
    padding: 10px 12px; background: var(--card);
}
.input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(33, 150, 243, .12); }
.input.dark {
    background: rgba(255, 255, 255, .14); color: #fff; border-color: rgba(255, 255, 255, .4);
}
.input.dark::placeholder { color: rgba(255, 255, 255, .75); }

.check { display: flex; align-items: center; gap: 7px; margin: 4px 0; color: var(--ink-2); }

/* ----------------------------------------------------------------- login */
.login { max-width: 350px; margin: 0 auto; padding: 72px 22px; }
.login-logo { width: 100%; max-width: 220px; margin: 0 auto 28px; display: block; }
.login form { display: grid; gap: 10px; }
.login .btn { margin-top: 12px; height: 46px; }

/* ---------------------------------------------------------------- myshop */
.shop-head {
    background: var(--blue); color: #fff; margin: -14px -14px 14px;
    padding: 14px 16px 16px;
}
.shop-head .row { display: flex; gap: 8px; align-items: center; }
.shop-head .row + .row { margin-top: 8px; }
.shop-select {
    flex: 1; background: rgba(255, 255, 255, .14); color: #fff;
    border: 1px solid rgba(255, 255, 255, .4); border-radius: 10px; padding: 9px 10px;
}
.shop-select option { color: #000; }
.shop-title {
    background: rgba(255, 255, 255, .16); border-radius: 10px;
    padding: 9px 12px; font-weight: 700; margin-top: 10px;
}
.breadcrumb {
    color: rgba(255, 255, 255, .85); font-size: 12px; margin-top: 8px;
    min-height: 16px; display: flex; gap: 5px;
}

.btn-list { display: grid; gap: 8px; }
.list-btn {
    background: var(--card); border: 1px solid var(--line); border-radius: 10px;
    padding: 14px; cursor: pointer; text-align: left; font-weight: 500;
    box-shadow: var(--shadow);
}
.list-btn:hover { border-color: var(--blue); color: var(--blue-dark); }
.bottom-actions { display: grid; gap: 10px; justify-items: center; margin-top: 20px; }
.bottom-actions .btn.block { max-width: 420px; }

.form {
    display: grid; gap: 8px; background: var(--card); border: 1px solid var(--line);
    border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px;
}
.form > label, .form-grid > label { font-weight: 600; font-size: 12px; color: var(--muted); }
.inline { display: flex; gap: 8px; }
.form-grid {
    display: grid; grid-template-columns: 76px 1fr 76px 1fr; gap: 10px;
    align-items: center; margin-top: 6px;
}
.checks { display: flex; gap: 22px; margin-top: 10px; }
.validation-message, .validation-errors { color: var(--red); font-size: 13px; }

@media (max-width: 480px) {
    .content { padding: 12px 12px 36px; }
    .shop-head { margin: -12px -12px 12px; }
    .form-grid { grid-template-columns: 76px 1fr; }
    .period-bar select { max-width: 150px; }
    .cards { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------- scanner modal */
.modal-backdrop {
    position: fixed; inset: 0; background: rgba(17, 24, 39, .6); z-index: 100;
    display: flex; align-items: center; justify-content: center; padding: 12px;
}
.modal {
    background: var(--card); width: min(520px, 100%); max-height: 96vh;
    overflow: auto; border-radius: var(--radius);
}
.scanner-top { display: flex; justify-content: space-between; padding: 12px; gap: 8px; }
.scanner-view { width: 100%; min-height: 260px; background: #000; }
.scanner-bottom {
    background: #f8fafc; color: var(--muted); text-align: center;
    padding: 12px; font-size: 13px; border-top: 1px solid var(--line);
}

/* ------------------------------------------------------ boot / error bar */
.boot { text-align: center; padding-top: 30vh; color: var(--muted); }
.boot img { width: 170px; }

#blazor-error-ui {
    background: #fff6d6; bottom: 0; box-shadow: 0 -1px 3px rgba(16, 24, 40, .12);
    display: none; left: 0; padding: .7rem 1.25rem; position: fixed; width: 100%; z-index: 1000;
}
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: .9rem; top: .6rem; }