/* ==========================================================================
   Help Desk - shared design system
   Light, high-contrast, touch-first. Built for a queue on a laptop or phone.
   ========================================================================== */

:root {
    --ink: #0b1620;
    --ink-2: #33414f;
    --muted: #5f6e7c;
    --faint: #8a97a3;
    --line: #d9e0e7;
    --line-soft: #e8edf1;
    --canvas: #eef2f5;
    --surface: #ffffff;
    --surface-2: #f6f8fa;

    --brand: #00aeef;
    --brand-strong: #0093cb;
    --brand-ink: #00628a;
    --brand-wash: #e3f6fd;

    --ok: #0f7a55;
    --ok-wash: #e2f5ed;
    --warn: #9a5b00;
    --warn-wash: #fff3db;
    --danger: #c0262d;
    --danger-wash: #fdeaea;

    --radius: 12px;
    --radius-sm: 8px;
    --tap: 48px;
    --shadow: 0 1px 2px rgba(11, 22, 32, .06), 0 4px 16px rgba(11, 22, 32, .05);
    --shadow-lift: 0 2px 4px rgba(11, 22, 32, .08), 0 12px 32px rgba(11, 22, 32, .10);

    --font: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-display: "Barlow Condensed", "Barlow", system-ui, sans-serif;

    --topbar-h: 60px;
    --tabbar-h: 0px;

    /* Bootstrap bridges */
    --bs-primary: var(--brand);
    --bs-primary-rgb: 0, 174, 239;
    --bs-body-font-family: var(--font);
    --bs-body-color: var(--ink);
    --bs-border-color: var(--line);
    --bs-border-radius: var(--radius-sm);
    --bs-link-color: var(--brand-ink);
    --bs-link-color-rgb: 0, 98, 138;
    --bs-link-hover-color: var(--ink);
}

* { -webkit-tap-highlight-color: transparent; }

html { -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.45;
    color: var(--ink);
    background: var(--canvas);
    -webkit-font-smoothing: antialiased;
    font-feature-settings: "tnum" 1;
}

h1, h2, h3, h4, h5, h6 { font-weight: 700; letter-spacing: -.01em; color: var(--ink); }

:focus-visible { outline: 3px solid rgba(0, 174, 239, .55); outline-offset: 2px; }

.num, .bib { font-family: var(--font-display); font-variant-numeric: tabular-nums; }

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

.hd-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 16px;
    background: var(--ink);
    color: #fff;
}

.hd-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    text-decoration: none;
    flex: none;
}
.hd-brand img { width: 34px; height: 34px; object-fit: contain; background: #fff; border-radius: 8px; padding: 3px; }
.hd-brand span { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: .02em; text-transform: uppercase; }

.hd-event {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    max-width: 100%;
    height: 38px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .1);
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: .95rem;
}
.hd-event:hover { background: rgba(255, 255, 255, .18); color: #fff; }
.hd-event .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 3px rgba(0, 174, 239, .3); flex: none; }
.hd-event .name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hd-event .fa-chevron-down { font-size: .7rem; opacity: .7; }
.hd-event:empty { display: none; }

.hd-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}
.hd-nav a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    height: 40px;
    padding: 0 14px;
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, .78);
    text-decoration: none;
    font-weight: 600;
    white-space: nowrap;
}
.hd-nav a:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.hd-nav a.active { color: var(--ink); background: #fff; }
.hd-nav a.active i { color: var(--brand-strong); }
.hd-nav a.hd-nav-cta { color: var(--ink); background: var(--brand); }
.hd-nav a.hd-nav-cta:hover { background: #33c3f5; }

.hd-logout {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, .7);
    text-decoration: none;
    font-weight: 600;
    flex: none;
}
.hd-logout:hover { color: #fff; background: rgba(192, 38, 45, .5); }

.hd-main {
    padding: 20px 24px calc(32px + var(--tabbar-h));
}

@media (max-width: 991.98px) {
    :root { --topbar-h: 56px; --tabbar-h: calc(64px + env(safe-area-inset-bottom)); }

    .hd-brand span { display: none; }
    .hd-logout span { display: none; }
    .hd-event { flex: 1 1 auto; }

    /* Nav becomes a bottom tab bar */
    .hd-nav {
        position: fixed;
        left: 0; right: 0; bottom: 0;
        z-index: 1030;
        height: var(--tabbar-h);
        padding: 6px 6px env(safe-area-inset-bottom);
        margin: 0;
        gap: 2px;
        background: var(--surface);
        border-top: 1px solid var(--line);
        box-shadow: 0 -4px 20px rgba(11, 22, 32, .06);
    }
    .hd-nav a {
        flex: 1 1 0;
        flex-direction: column;
        justify-content: center;
        gap: 3px;
        height: 52px;
        padding: 0 2px;
        color: var(--muted);
        font-size: .72rem;
        font-weight: 600;
    }
    .hd-nav a i { font-size: 1.15rem; }
    .hd-nav a:hover { background: transparent; color: var(--ink); }
    .hd-nav a.active { background: var(--brand-wash); color: var(--brand-ink); }
    .hd-nav a.active i { color: var(--brand-ink); }
    .hd-nav a.hd-nav-cta { background: transparent; color: var(--muted); }
    .hd-nav a.hd-nav-cta i {
        display: inline-flex; align-items: center; justify-content: center;
        width: 36px; height: 26px; border-radius: 999px;
        background: var(--brand); color: var(--ink);
    }
    .hd-main { padding: 14px 12px calc(24px + var(--tabbar-h)); }
}

/* ---------- Surfaces --------------------------------------------------- */

.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.panel-head {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 52px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--line-soft);
}
.panel-title {
    margin: 0;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--muted);
}
.panel-body { padding: 16px; }

.eyebrow {
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--muted);
}

/* ---------- Buttons ---------------------------------------------------- */

.btn {
    --bs-btn-font-weight: 600;
    --bs-btn-border-radius: var(--radius-sm);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding-inline: 16px;
}
.btn-sm { min-height: 36px; padding-inline: 12px; }
.btn-lg { min-height: var(--tap); font-size: 1.05rem; }

.btn-primary {
    --bs-btn-color: var(--ink);
    --bs-btn-bg: var(--brand);
    --bs-btn-border-color: var(--brand);
    --bs-btn-hover-color: var(--ink);
    --bs-btn-hover-bg: #33c3f5;
    --bs-btn-hover-border-color: #33c3f5;
    --bs-btn-active-color: var(--ink);
    --bs-btn-active-bg: var(--brand-strong);
    --bs-btn-active-border-color: var(--brand-strong);
    --bs-btn-disabled-color: var(--ink);
    --bs-btn-disabled-bg: var(--brand);
    --bs-btn-disabled-border-color: var(--brand);
}
.btn-dark {
    --bs-btn-bg: var(--ink);
    --bs-btn-border-color: var(--ink);
    --bs-btn-hover-bg: #1d2c3a;
    --bs-btn-hover-border-color: #1d2c3a;
}
.btn-success {
    --bs-btn-bg: var(--ok);
    --bs-btn-border-color: var(--ok);
    --bs-btn-hover-bg: #0c6446;
    --bs-btn-hover-border-color: #0c6446;
    --bs-btn-active-bg: #0a553c;
}
.btn-quiet {
    --bs-btn-color: var(--ink-2);
    --bs-btn-bg: var(--surface);
    --bs-btn-border-color: var(--line);
    --bs-btn-hover-color: var(--ink);
    --bs-btn-hover-bg: var(--surface-2);
    --bs-btn-hover-border-color: #c3ccd5;
    --bs-btn-active-bg: var(--line-soft);
    --bs-btn-active-border-color: #c3ccd5;
}
.btn-outline-primary {
    --bs-btn-color: var(--brand-ink);
    --bs-btn-border-color: var(--brand);
    --bs-btn-hover-bg: var(--brand-wash);
    --bs-btn-hover-color: var(--brand-ink);
    --bs-btn-hover-border-color: var(--brand);
    --bs-btn-active-bg: #c9eefb;
    --bs-btn-active-color: var(--brand-ink);
    --bs-btn-active-border-color: var(--brand);
}
.btn-icon { width: 44px; padding: 0; }
.btn-sm.btn-icon { width: 36px; }

.btn.is-busy { pointer-events: none; opacity: .75; }

/* ---------- Forms ------------------------------------------------------ */

.form-label { font-weight: 600; font-size: .9rem; color: var(--ink-2); margin-bottom: 6px; }

.form-control, .form-select {
    min-height: var(--tap);
    font-size: 16px; /* stops iOS zoom */
    border-color: var(--line);
    border-radius: var(--radius-sm);
    color: var(--ink);
    background-color: var(--surface);
}
textarea.form-control { min-height: 88px; }
.form-control::placeholder { color: var(--faint); }
.form-control:focus, .form-select:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 3px rgba(0, 174, 239, .22);
}
.form-control:disabled, .form-control[readonly] { background: var(--surface-2); color: var(--muted); }
.form-control.is-invalid, .form-select.is-invalid { border-color: var(--danger); }
.form-control.is-invalid:focus { box-shadow: 0 0 0 3px rgba(192, 38, 45, .2); }
.invalid-feedback { color: var(--danger); font-weight: 500; }

.form-check-input { width: 1.25em; height: 1.25em; margin-top: .1em; border-color: #b6c1cb; }
.form-check-input:checked { background-color: var(--brand); border-color: var(--brand); }
.form-check { min-height: 32px; display: flex; align-items: center; gap: 8px; padding-left: 0; }
.form-check .form-check-input { margin: 0; float: none; }

/* Segmented control (radio group) */
.segmented {
    display: inline-flex;
    padding: 3px;
    gap: 2px;
    border-radius: 10px;
    background: var(--line-soft);
}
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 52px;
    min-height: 38px;
    padding: 0 12px;
    border-radius: 8px;
    font-weight: 600;
    font-size: .92rem;
    color: var(--muted);
    cursor: pointer;
    user-select: none;
}
.segmented input:checked + label { background: var(--surface); color: var(--ink); box-shadow: 0 1px 3px rgba(11, 22, 32, .12); }
.segmented input:focus-visible + label { outline: 3px solid rgba(0, 174, 239, .55); }

/* ---------- Tags / badges --------------------------------------------- */

.tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    height: 24px;
    padding: 0 9px;
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 700;
    white-space: nowrap;
    background: var(--line-soft);
    color: var(--ink-2);
}
.tag-brand { background: var(--brand-wash); color: var(--brand-ink); }
.tag-ok { background: var(--ok-wash); color: var(--ok); }
.tag-warn { background: var(--warn-wash); color: var(--warn); }
.tag-danger { background: var(--danger-wash); color: var(--danger); }
.tag-c0 { background: #e3f6fd; color: #00628a; }
.tag-c1 { background: #e2f5ed; color: #0f7a55; }
.tag-c2 { background: #fff3db; color: #8a5100; }
.tag-c3 { background: #f1e8fb; color: #6a3aa0; }
.tag-c4 { background: #fdeaea; color: #a3222a; }

/* ---------- Alerts ----------------------------------------------------- */

.alert { border-radius: var(--radius-sm); border: 0; font-weight: 500; }
.alert-danger { background: var(--danger-wash); color: var(--danger); }
.alert-success { background: var(--ok-wash); color: var(--ok); }
.alert-warning { background: var(--warn-wash); color: var(--warn); }
.alert-info { background: var(--brand-wash); color: var(--brand-ink); }

/* ---------- Modals & toasts ------------------------------------------- */

.modal-content { border: 0; border-radius: 16px; box-shadow: var(--shadow-lift); }
.modal-header { border-bottom-color: var(--line-soft); padding: 14px 18px; }
.modal-footer { border-top-color: var(--line-soft); }
.modal-title { font-weight: 700; }

.hd-toast {
    position: fixed;
    left: 50%;
    bottom: calc(24px + var(--tabbar-h));
    z-index: 2000;
    transform: translate(-50%, 20px);
    opacity: 0;
    pointer-events: none;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: 12px;
    background: var(--ink);
    color: #fff;
    font-weight: 600;
    box-shadow: var(--shadow-lift);
    transition: transform .2s ease, opacity .2s ease;
}
.hd-toast.show { opacity: 1; transform: translate(-50%, 0); }
.hd-toast i { color: #5fe0a8; }

/* SweetAlert alignment with the system */
.swal2-popup { font-family: var(--font) !important; border-radius: 16px !important; }
.swal2-styled.swal2-confirm { border-radius: var(--radius-sm) !important; font-weight: 600 !important; }
.swal2-styled.swal2-cancel { border-radius: var(--radius-sm) !important; font-weight: 600 !important; }

/* ---------- Page header ------------------------------------------------ */

.page-head {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}
.page-head h1 { font-size: 1.6rem; margin: 0; }
.page-head p { margin: 0; color: var(--muted); }

/* ---------- Keyboard hint --------------------------------------------- */

kbd, .kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    border-radius: 5px;
    border: 1px solid var(--line);
    border-bottom-width: 2px;
    background: var(--surface);
    color: var(--muted);
    font: 600 .72rem var(--font);
}

@media (hover: none) { .hide-touch { display: none !important; } }

/* ---------- Motion ----------------------------------------------------- */

@keyframes hd-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
}

.form-switch .form-check-input { width: 2.4em; height: 1.35em; border-radius: 2em; }

/* ---------- Status badge (Misc6) -------------------------------------- */

.status {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 32px;
    max-width: 280px;
    padding: 0 13px 0 11px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: .9rem;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
}
.status > span { overflow: hidden; text-overflow: ellipsis; }
.status i { font-size: .85em; flex: none; }
.status.sm { height: 26px; padding: 0 10px 0 9px; font-size: .8rem; gap: 6px; }
.st-go { background: var(--brand); color: var(--ink); }
.st-ok { background: var(--ok-wash); color: var(--ok); border-color: #b9e3d0; }
.st-warn { background: var(--warn-wash); color: #8a5100; border-color: #f3d9a4; }
.st-danger { background: var(--danger); color: #fff; }
.st-move { background: #f1e8fb; color: #6a3aa0; border-color: #dcc8f2; }
.st-key { background: var(--ink); color: #fff; }
.st-muted { background: var(--line-soft); color: var(--muted); border-color: var(--line); }
.st-c0 { background: #e3f6fd; color: #00628a; border-color: #bfe8f8; }
.st-c1 { background: #e2f5ed; color: #0f7a55; border-color: #b9e3d0; }
.st-c2 { background: #fff3db; color: #8a5100; border-color: #f3d9a4; }
.st-c3 { background: #f1e8fb; color: #6a3aa0; border-color: #dcc8f2; }
.st-c4 { background: #fde8f1; color: #a0275d; border-color: #f5c6da; }