:root {
    color-scheme: dark;
    --bg: #06111f;
    --bg-soft: #0a1a2d;
    --bg-deep: #030812;
    --fg: #eef8ff;
    --muted: #9fb7ca;
    --brand: #20d6ff;
    --brand-2: #77bfff;
    --border: rgba(145, 213, 255, .22);
    --card: rgba(10, 29, 49, .72);
    --danger: #ff6b7a;
    --radius: 18px;
    --radius-lg: 28px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
    margin: 0;
    min-height: 100vh;
    color: var(--fg);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at 15% 12%, rgba(32, 214, 255, .16), transparent 28rem),
        radial-gradient(circle at 86% 8%, rgba(119, 191, 255, .12), transparent 24rem),
        linear-gradient(135deg, var(--bg), var(--bg-deep) 68%);
}
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image: linear-gradient(rgba(145, 213, 255, .035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(145, 213, 255, .035) 1px, transparent 1px);
    background-size: 54px 54px;
}
.page-shell { width: min(100% - 32px, 1180px); margin: auto; }
.site-header { padding: 28px 0; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 14px; color: inherit; text-decoration: none; }
.brand-mark {
    position: relative; display: grid; place-items: center; flex: 0 0 54px; width: 54px; height: 54px;
}
.brand-mark img {
    position: absolute; width: 81px; height: 81px; max-width: none; object-fit: contain;
}
.brand-mark[data-branding="unresolved"] img {
    visibility: hidden;
}
.dialog-branding { display: flex; align-items: center; gap: 9px; }
.dialog-branding img { flex: 0 0 auto; width: 54px; height: 54px; object-fit: contain; }
.dialog-branding .eyebrow { margin: 0; }
.brand-text { display: grid; gap: 3px; }
.brand-text small, .identity, footer { color: var(--muted); }
main { padding: 24px 0 48px; }
.auth-card {
    width: min(100%, 460px); padding: 32px; border: 1px solid var(--border);
    border-radius: var(--radius-lg); background: var(--card);
    box-shadow: 0 24px 80px rgba(0, 0, 0, .34); backdrop-filter: blur(14px);
}
.eyebrow { color: var(--brand); text-transform: uppercase; letter-spacing: .14em; font-size: .72rem; font-weight: 750; }
h1 { margin: 8px 0 12px; font-size: 1.75rem; letter-spacing: -.03em; }
h2 { overflow-wrap: anywhere; }
#auth-feedback, #verification-feedback { color: var(--muted); font-size: .9rem; line-height: 1.6; }
#auth-feedback[data-error="true"], #verification-feedback[data-error="true"] { color: var(--danger); }
form { display: grid; gap: 18px; margin-top: 24px; }
.field { display: grid; gap: 8px; }
label { font-size: .85rem; font-weight: 650; }
input, button, select { font: inherit; min-height: 46px; border-radius: 12px; }
input, select { width: 100%; border: 1px solid var(--border); background: var(--bg-soft); color: var(--fg); padding: 11px 13px; }
button { padding: 11px 18px; border: 1px solid transparent; background: linear-gradient(120deg, var(--brand), var(--brand-2)); color: var(--bg-deep); font-weight: 750; cursor: pointer; }
button.secondary { border-color: var(--border); background: var(--bg-soft); color: var(--fg); }
button:disabled { opacity: .5; cursor: not-allowed; }
:is(a, button, input, select):focus-visible { outline: 3px solid var(--brand); outline-offset: 4px; }
#verification-feedback { margin: 0; }
#verification-feedback:empty { display: none; }
#login-form { grid-template-columns: minmax(0, 1fr); }
#turnstile-widget {
    min-width: 0; min-height: 65px;
    /* Leave breathing room for the embedded widget's border/rounding. */
    width: calc(100% - 8px); margin-inline: auto;
}
.status-pill { display: inline-block; color: #31e6a2; border: 1px solid rgba(49, 230, 162, .35); padding: 7px 12px; border-radius: 999px; font-size: .8rem; }
#session-retry { margin-top: 24px; }
.header-access, #signed-in { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
#signed-in { position: relative; }
.account-menu-toggle { min-height: 44px; padding: 8px 12px; border-color: var(--border); background: var(--bg-soft); color: var(--fg); display: inline-flex; gap: 9px; align-items: center; }
#user-name { max-width: 200px; overflow-wrap: anywhere; font-size: .9rem; }
.account-menu { position: absolute; z-index: 10; top: calc(100% + 8px); right: 0; width: max-content; min-width: 190px; padding: 7px; border: 1px solid var(--border); border-radius: 14px; background: #091a2d; box-shadow: 0 18px 42px rgba(0, 0, 0, .35); }
.account-menu button { display: block; width: 100%; min-height: 40px; padding: 8px 11px; border: 0; border-radius: 9px; background: transparent; color: var(--fg); text-align: left; }
.account-menu button:hover, .account-menu button:focus-visible { background: rgba(32, 214, 255, .12); }
.account-menu-separator { display: block; height: 1px; margin: 6px 4px; background: var(--border); }
.auth-help, #change-password-feedback { color: var(--muted); font-size: .85rem; line-height: 1.5; }
#change-password-feedback { margin: 0; min-height: 1.5em; }
#change-password-feedback[data-error="true"] { color: var(--danger); }
#header-auth-feedback { font-size: .78rem; color: var(--muted); max-width: 240px; }
dialog.auth-card { margin: auto; width: min(460px, calc(100vw - 32px)); color: var(--fg); max-height: calc(100dvh - 32px); overflow-y: auto; scrollbar-gutter: stable; background: #0a1a2d; }
dialog::backdrop { background: rgba(3, 8, 18, .78); backdrop-filter: blur(5px); }
.dialog-close { float: right; min-width: 42px; min-height: 42px; padding: 6px; font-size: 1.4rem; }
.board-heading { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.board-heading h1 { font-size: clamp(2rem, 4vw, 3rem); }
.board-intro { color: var(--muted); line-height: 1.8; }
.time-badge { display: inline-block; border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; margin-left: 8px; font-size: .75rem; color: var(--brand); }
.mentor-field { display: grid; gap: 8px; width: 240px; max-width: 100%; }
.board-notice { display: flex; align-items: center; gap: 16px; min-height: 60px; }
#board-feedback { color: var(--muted); font-size: .85rem; }
#board-feedback[data-error="true"] { color: var(--danger); }
#board-weeks { display: grid; gap: 24px; }
.week-panel { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.week-heading { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 20px; flex-wrap: wrap; }
.week-heading h2 { font-size: 1.05rem; margin: 0; }
.week-heading p { color: var(--muted); font-size: .8rem; margin: 0; }
.week-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); }
.day-column { min-width: 0; border-top: 1px solid var(--border); border-right: 1px solid var(--border); }
.day-column:last-child { border-right: 0; }
.day-heading { padding: 14px 10px; margin: 0; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.day-date { display: block; color: var(--muted); font-size: .75rem; margin-top: 5px; letter-spacing: 0; text-transform: none; font-weight: 400; }
.today-label { display: inline-block; color: var(--brand); margin-top: 6px; font-size: .65rem; }
.today .day-heading { background: rgba(32, 214, 255, .07); }
.past-day { background: rgba(3, 8, 18, .35); }
.past-day .day-heading, .past-day .slot-card { opacity: .7; }
.day-cards { padding: 0 8px 12px; min-height: 150px; display: grid; align-content: start; gap: 10px; }
.slot-card { padding: 10px; border: 1px solid var(--border); border-radius: 12px; background: rgba(12, 38, 64, .7); overflow-wrap: anywhere; }
.slot-card.available { border-top: 2px solid #31e6a2; }
.slot-card.booked { border-top: 2px solid var(--brand); }
.slot-card.finalized { border-top-color: rgba(159, 183, 202, .62); background: rgba(10, 29, 49, .48); }
.slot-card.finalized .slot-status, .slot-card.finalized .slot-position { color: var(--muted); }
.slot-status { font-size: .6rem; letter-spacing: .05em; color: var(--brand); font-weight: 750; }
.available .slot-status { color: #31e6a2; }
.slot-time { font-size: .75rem; font-variant-numeric: tabular-nums; line-height: 1.6; margin: 8px 0; }
.slot-label { font-size: .75rem; font-weight: 700; margin: 8px 0; }
.slot-position { font-size: .72rem; color: var(--brand-2); margin: 8px 0; }
.slot-details { font-size: .66rem; color: var(--muted); margin: 8px 0 0; }
.empty-day { font-size: .72rem; color: var(--muted); margin: 8px 2px; }
.operator-panel { padding: 24px 0 48px; }
.operator-heading, .section-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.operator-heading h1 { font-size: clamp(2rem, 4vw, 3rem); }
.operator-heading p, .operator-outcomes p { color: var(--muted); }
.operator-feedback { min-height: 28px; color: var(--muted); }
.operator-feedback[data-error="true"], #slot-dialog-feedback[data-error="true"] { color: var(--danger); }
.panel-card, .operator-board-section { margin-top: 24px; padding: 22px; border: 1px solid var(--border); border-radius: var(--radius-lg); background: rgba(5, 18, 32, .87); box-shadow: inset 0 1px rgba(119, 191, 255, .08); }
.panel-card h2, .operator-board-section h2 { margin-top: 0; }
.operator-form { grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: end; }
.operator-form fieldset { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; border: 1px solid var(--border); border-radius: 12px; padding: 16px; }
.operator-form legend { color: var(--brand-2); padding-inline: 6px; }
.recurring-fields { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; padding: 16px; border: 1px solid var(--border); border-radius: 12px; background: rgba(12, 38, 64, .35); }
.recurring-fields > p { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: .85rem; }
.recurring-preview { color: var(--brand-2) !important; }
.operator-slot-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.operator-slot { display: grid; gap: 8px; padding: 16px; border: 1px solid var(--border); border-radius: 14px; background: var(--bg-soft); }
.operator-slot.available { border-left: 3px solid #31e6a2; }.operator-slot.booked { border-left: 3px solid var(--brand); }
.operator-slot.finalized { border-left-color: rgba(159, 183, 202, .62); background: rgba(10, 29, 49, .48); }
.operator-slot.finalized > strong { color: var(--muted); }
.operator-slot p { margin: 0; }.operator-private { color: var(--brand-2); overflow-wrap: anywhere; font-size: .85rem; }
#operator-board { margin-top: 18px; }
.pending-list { display: grid; gap: 10px; margin-top: 16px; }
.pending-item { display: grid; grid-template-columns: auto minmax(160px, 1fr) minmax(150px, 1fr) repeat(3, auto); gap: 10px; align-items: center; padding: 12px; border: 1px solid var(--border); border-radius: 12px; background: rgba(12, 38, 64, .55); }
.pending-item input { width: 20px; min-height: 20px; }.pending-item small { color: var(--muted); }.pending-item button { min-height: 38px; padding: 7px 10px; font-size: .7rem; }
.bulk-outcomes { display: flex; align-items: end; gap: 8px; flex-wrap: wrap; }.bulk-outcomes label { width: 100%; }.bulk-outcomes select { min-height: 40px; }
dialog.auth-card.slot-dialog {
    width: min(900px, calc(100vw - 32px));
    max-width: 900px;
    padding: 34px;
    overflow-x: hidden;
}
.slot-dialog #slot-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 20px;
    min-width: 0;
}
.slot-dialog #slot-form > .field:first-child,
.slot-dialog #booking-fields,
.slot-dialog #slot-dialog-feedback {
    grid-column: 1 / -1;
}
.slot-dialog #slot-form .field,
.slot-dialog #slot-form fieldset,
.slot-dialog #slot-form input,
.slot-dialog #slot-form select {
    min-width: 0;
}
.slot-dialog #booking-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 20px;
    margin: 0;
    padding: 20px;
}
.slot-dialog #slot-form > button {
    grid-column: 2;
    justify-self: end;
    width: min(100%, 250px);
    min-height: 46px;
}
.slot-dialog #slot-action { min-width: 100%; }
@media (max-width: 900px) {
    .week-grid { grid-template-columns: 1fr; }
    .day-column { display: grid; grid-template-columns: 95px minmax(0, 1fr); border-right: 0; }
    .day-cards { padding: 12px; min-height: 65px; grid-template-columns: repeat(auto-fit, minmax(145px, 1fr)); }
    .slot-time, .slot-label { font-size: .85rem; }
    .slot-position, .slot-details { font-size: .8rem; }
    .operator-form, .operator-form fieldset, .recurring-fields { grid-template-columns: 1fr 1fr; }
    .pending-item { grid-template-columns: auto 1fr; }.pending-item button { min-height: 42px; }
}
footer { padding: 16px 0 28px; text-align: center; font-size: .75rem; }
footer a { color: var(--brand-2); text-underline-offset: 3px; }
@media (max-width: 480px) {
    .auth-card { padding: 22px 18px; border-radius: var(--radius); }
    .brand-mark img { width: 54px; height: 54px; }
    .dialog-branding img { width: 48px; height: 48px; }
    .brand-text small { font-size: .7rem; }
    main { padding-top: 24px; }
    .operator-form, .operator-form fieldset, .recurring-fields { grid-template-columns: 1fr; }.panel-card, .operator-board-section { padding: 16px; border-radius: var(--radius); }
}
@media (max-width: 680px) {
    dialog.auth-card.slot-dialog { width: calc(100vw - 20px); padding: 22px 18px; }
    .slot-dialog #slot-form, .slot-dialog #booking-fields { grid-template-columns: minmax(0, 1fr); }
    .slot-dialog #slot-form > button { grid-column: 1; justify-self: stretch; width: 100%; }
}

.inventory-pages { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.inventory-description { color: var(--muted); margin: 0 0 18px; }
.inventory-toggle { min-height: 38px; padding: 7px 11px; border-color: var(--border); background: rgba(12, 38, 64, .78); color: var(--brand-2); display: inline-flex; align-items: center; gap: 8px; }
.inventory-toggle span { font-size: 1.1rem; line-height: 1; transition: transform .16s ease; }
.inventory-toggle[aria-expanded="true"] span { transform: rotate(180deg); }
.operator-slot[role='button'] { cursor: pointer; transition: border-color .16s ease, box-shadow .16s ease, background-color .16s ease; }
.operator-slot[role='button']:hover { border-color: rgba(38, 197, 255, .58); background: rgba(12, 45, 70, .72); }
.operator-slot[role='button']:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }
.operator-slot[role='button'].selected { border-color: var(--brand); border-left-color: var(--brand); background: rgba(12, 55, 82, .78); box-shadow: 0 0 0 1px rgba(38, 197, 255, .3), 0 0 18px rgba(38, 197, 255, .14); }