/* =================================================================
   QR MENU · admin.css   (Stage 5-6)
   The operations panel. Deliberately quiet: hairlines over shadows,
   one accent colour, no motion beyond focus and hover feedback.
   Depends on base.css.
   ================================================================= */

:root { --admin-bg: color-mix(in srgb, var(--secondary-color) 8%, var(--background-color)); --rail-w: 244px; }

body.admin { background: var(--admin-bg); }

/* ---- shell ------------------------------------------------- */

.shell { display: grid; grid-template-columns: var(--rail-w) 1fr; min-height: 100vh; }

.rail {
    position: sticky; top: 0; align-self: start;
    height: 100vh; overflow-y: auto;
    background: color-mix(in srgb, var(--secondary-color) 12%, var(--card-color));
    border-right: 1px solid var(--line);
    padding: 1.25rem 1rem;
    display: flex; flex-direction: column; gap: 1.5rem;
}
.rail__brand { display: flex; align-items: baseline; gap: .5rem; padding: .25rem .5rem; }
.rail__brand b {
    font-family: var(--font-display); font-weight: 600; font-size: 1.25rem;
    letter-spacing: -0.01em; color: var(--ink);
}
.rail__brand span { font-size: .72rem; color: var(--secondary-strong); font-weight: 600; }

.nav { display: grid; gap: .15rem; }
.nav a {
    display: flex; align-items: center; gap: .7rem;
    padding: .6rem .7rem;
    border-radius: var(--r-sm);
    color: var(--ink-soft);
    font-weight: 550; font-size: .92rem;
    border-left: 3px solid transparent;
    text-decoration: none;
}
.nav a:hover { background: color-mix(in srgb, var(--secondary-color) 20%, var(--card-color)); color: var(--ink); }
.nav a.is-active {
    background: var(--surface);
    color: var(--ink);
    border-left-color: var(--primary-strong);
    font-weight: 650;
}
.nav a svg { width: 18px; height: 18px; flex: none; opacity: .8; }
.nav__sep { height: 1px; background: var(--line); margin: .5rem .3rem; }

.rail__foot { margin-top: auto; font-size: .8rem; color: var(--ink-soft); padding: 0 .5rem; }
.rail__foot a { color: var(--ink-soft); }

.rail__context {
    font-size: .78rem; line-height: 1.5; color: var(--ink-soft);
    background: var(--surface); border: 1px solid var(--line);
    border-radius: var(--r-sm); padding: .55rem .65rem;
}
.rail__context strong { color: var(--ink); display: block; }
.rail__context a { color: var(--primary-strong); font-weight: 600; }

.main { min-width: 0; display: flex; flex-direction: column; }

.topbar {
    position: sticky; top: 0; z-index: 20;
    display: flex; align-items: center; gap: 1rem;
    padding: .85rem 1.6rem;
    background: color-mix(in srgb, var(--admin-bg) 86%, var(--card-color));
    -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
}
.topbar h1 { font-size: 1.2rem; font-weight: 650; }
.topbar .spacer { flex: 1; }
.topbar__user { display: flex; align-items: center; gap: .6rem; font-size: .86rem; color: var(--ink-soft); }
.topbar__user .who { font-weight: 600; color: var(--ink); }

.content { padding: 1.6rem; max-width: var(--page-max); width: 100%; }
.content > * + * { margin-top: 1.5rem; }

.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.page-head p { color: var(--ink-soft); font-size: .9rem; margin-top: .2rem; }

/* ---- panels --------------------------------------------- */

.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
}
.panel__head {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    padding: 1rem 1.15rem; border-bottom: 1px solid var(--line);
}
.panel__head h2 { font-size: 1rem; font-weight: 650; }
.panel__body { padding: 1.15rem; }
.panel__body--flush { padding: 0; }

/* ---- stat row ------------------------------------------ */

.stats { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.stat {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1rem 1.1rem 1.1rem;
    border-top: 3px solid var(--_c, var(--primary-strong));
}
.stat:nth-child(2) { --_c: var(--secondary-strong); }
.stat:nth-child(3) { --_c: var(--ok); }
.stat:nth-child(4) { --_c: var(--warn); }
.stat:nth-child(5) { --_c: var(--primary-color); }
.stat:nth-child(6) { --_c: var(--secondary-color); }
.stat__num {
    font-family: var(--font-display); font-weight: 600;
    font-size: 2.1rem; line-height: 1; color: var(--ink);
    font-variant-numeric: tabular-nums;
}
.stat__label { margin-top: .45rem; font-size: .82rem; color: var(--ink-soft); }

/* ---- data table -------------------------------------- */

.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: .9rem; }
table.data th, table.data td { padding: .75rem 1.15rem; text-align: left; vertical-align: middle; }
table.data thead th {
    font-size: .76rem; font-weight: 650; color: var(--ink-soft);
    letter-spacing: .02em; border-bottom: 1px solid var(--line);
    position: sticky; top: 0; background: var(--surface);
}
table.data tbody tr + tr td { border-top: 1px solid var(--line); }
table.data tbody tr:hover td { background: var(--surface-sunk); }
table.data td .row-actions { display: flex; gap: .35rem; justify-content: flex-end; }
table.data td.num { text-align: right; font-variant-numeric: tabular-nums; }
.cell-title { font-weight: 600; color: var(--ink); }
.cell-sub   { font-size: .8rem; color: var(--ink-soft); }
.thumb {
    width: 46px; height: 46px; border-radius: var(--r-xs);
    object-fit: cover; background: var(--surface-sunk); border: 1px solid var(--line);
}
.thumb--ph { display: grid; place-items: center; color: var(--ink-faint); font-family: var(--font-display); }

/* ---- empty state ------------------------------------ */

.empty { text-align: center; padding: 3rem 1.5rem; color: var(--ink-soft); }
.empty h3 { font-family: var(--font-display); font-weight: 560; color: var(--ink); font-size: 1.2rem; margin-bottom: .4rem; }
.empty p { max-width: 30rem; margin: 0 auto 1.1rem; }

/* ---- recent list (dashboard) ----------------------- */

.recent { display: grid; }
.recent__item { display: flex; align-items: center; gap: .9rem; padding: .8rem 1.15rem; }
.recent__item + .recent__item { border-top: 1px solid var(--line); }
.recent__item .cell-title { flex: 1; min-width: 0; }
.recent__item .cell-title span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- auth screen ---------------------------------- */

body.auth {
    background:
        radial-gradient(60rem 40rem at 15% -10%, color-mix(in srgb, var(--primary-color) 26%, transparent), transparent 60%),
        radial-gradient(50rem 40rem at 110% 20%, color-mix(in srgb, var(--secondary-color) 30%, transparent), transparent 55%),
        var(--background-color);
    display: grid; place-items: center; padding: 1.5rem;
}
.auth-card {
    width: 100%; max-width: 384px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-rise);
    padding: 2rem 1.9rem;
}
.auth-card .wordmark {
    font-family: var(--font-display); font-weight: 600; font-size: 1.6rem;
    letter-spacing: -0.015em; color: var(--ink); line-height: 1.1;
}
.auth-card .lede { color: var(--ink-soft); font-size: .9rem; margin: .35rem 0 1.6rem; }
.auth-card form { margin-top: .5rem; }
.auth-card .foot-note { margin-top: 1.1rem; font-size: .8rem; color: var(--ink-soft); text-align: center; }

/* ---- pagination --------------------------------- */

.pager { display: flex; gap: .35rem; flex-wrap: wrap; align-items: center; margin-top: 1.1rem; }
.pager a, .pager span {
    min-width: 36px; height: 36px; padding: 0 .5rem;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--line); border-radius: var(--r-xs);
    font-size: .85rem; text-decoration: none; color: var(--ink-soft);
}
.pager a:hover { background: var(--surface-sunk); color: var(--ink); }
.pager .is-current { background: var(--primary-strong); color: var(--on-fill); border-color: transparent; font-weight: 650; }
.pager .is-disabled { opacity: .4; pointer-events: none; }

/* ---- forms layout ------------------------------ */

.form-grid { display: grid; gap: 0 1.5rem; grid-template-columns: 1fr 1fr; }
.form-grid .col-span { grid-column: 1 / -1; }
.form-actions {
    display: flex; gap: .6rem; justify-content: flex-end;
    padding-top: 1rem; margin-top: .5rem; border-top: 1px solid var(--line);
}

/* ---- mobile ----------------------------------- */

.rail__toggle { display: none; }

@media (max-width: 900px) {
    .shell { grid-template-columns: 1fr; }
    .rail {
        position: fixed; inset: 0 auto 0 0; z-index: 60;
        width: min(82vw, var(--rail-w));
        transform: translateX(-102%);
        transition: transform .2s ease;
        box-shadow: var(--shadow-pop);
    }
    .shell.nav-open .rail { transform: translateX(0); }
    .shell.nav-open::after {
        content: ""; position: fixed; inset: 0; z-index: 50;
        background: rgba(20, 38, 56, .38);
    }
    .rail__toggle {
        display: inline-flex; align-items: center; justify-content: center;
        width: 40px; height: 40px; border: 1px solid var(--line);
        border-radius: var(--r-sm); background: var(--surface);
    }
    .content { padding: 1.1rem; }
    .form-grid { grid-template-columns: 1fr; }
}