/* =====================================================================
   VLYX Auftrags-Dashboard – Design-System
   Angeglichen an den VLYX-Navigator / Digitale Vorgangsakte (Theme „classic“):
   dunkle Sidebar + helle Topbar mit Breadcrumb, Slate-Palette, Blau-Akzent,
   weiße Cards mit Rand statt Schatten. Hell + Dunkel über data-bs-theme (<html>).
   Die Akzentfarbe (--primary ...) wird pro Instanz aus den Einstellungen
   (branding_color) im <head> injiziert – siehe brandVars().
   ===================================================================== */

/* ---- Design-Tokens (Light / classic) ---- */
:root, :root[data-bs-theme="light"] {
    --primary:#2563eb; --primary-dark:#1d4ed8; --primary-ink:#ffffff;
    --primary-weak:rgba(37,99,235,.12); --primary-line:rgba(37,99,235,.30);
    --primary-light:#dbeafe;

    --ground:#f1f5f9; --surface:#ffffff; --surface-2:#f8fafc; --surface-3:#f1f5f9;
    --border:#e2e8f0; --border-strong:#cbd5e1;
    --text:#1e293b; --muted:#64748b; --faint:#94a3b8;

    /* Sidebar (dunkles Slate) + Topbar (hell) */
    --sidebar-bg:#1e293b; --sidebar-hover:#334155; --sidebar-text:#cbd5e1;
    --sidebar-text-active:#ffffff; --sidebar-brand:#ffffff;
    --sidebar-border:rgba(255,255,255,.10); --sidebar-width:260px;
    --topbar-bg:#ffffff; --topbar-height:56px;

    /* Alias für Altbestand (dunkle Leiste) */
    --bar:#1e293b; --bar-ink:#ffffff; --bar-muted:#cbd5e1;

    --success:#16a34a; --warning:#d97706; --danger:#dc2626; --info:#0891b2;

    --radius:.5rem; --radius-sm:.375rem;
    --shadow-sm:none;
    --shadow-md:0 2px 8px rgba(0,0,0,.08);
    --login-bg:linear-gradient(135deg,#1e293b 0%,#334155 100%);
    --overlay-bg:rgba(0,0,0,.5);
    --mono: ui-monospace,"SF Mono","Cascadia Mono","Segoe UI Mono",Consolas,monospace;

    --bs-body-bg: var(--ground);
    --bs-body-color: var(--text);
    --bs-secondary-color: var(--muted);
    --bs-tertiary-bg: var(--surface-2);
    --bs-border-color: var(--border);
    --bs-primary: var(--primary);
    --bs-primary-rgb: 37,99,235;
    --bs-link-color: var(--primary);
    --bs-link-hover-color: var(--primary-dark);
    --bs-focus-ring-color: rgba(37,99,235,.20);
}

:root[data-bs-theme="dark"] {
    --primary-light:rgba(37,99,235,.22);
    --ground:#0f172a; --surface:#1e293b; --surface-2:#273449; --surface-3:#334155;
    --border:#334155; --border-strong:#475569;
    --text:#e2e8f0; --muted:#94a3b8; --faint:#64748b;
    --topbar-bg:#1e293b;
    --shadow-sm:none; --shadow-md:0 4px 14px rgba(0,0,0,.45);
}
@media (prefers-color-scheme: dark) {
    :root:not([data-bs-theme]) {
        --primary-light:rgba(37,99,235,.22);
        --ground:#0f172a; --surface:#1e293b; --surface-2:#273449; --surface-3:#334155;
        --border:#334155; --border-strong:#475569;
        --text:#e2e8f0; --muted:#94a3b8; --faint:#64748b;
        --topbar-bg:#1e293b;
    }
}

/* ---- Grundlagen ---- */
body {
    font-family: 'Inter', system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
    background-color: var(--ground);
    color: var(--text);
    font-size: 0.9rem;
}
.mono, .num, .onr { font-family: var(--mono); font-variant-numeric: tabular-nums; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); text-decoration: underline; }
.card a:hover, a.btn:hover, .list-group-item a:hover, .sidebar-nav-item:hover { text-decoration: none; }
h1,h2,h3,h4,h5,h6 { font-weight: 600; }

/* =====================================================================
   App-Shell: Sidebar (dunkel) + Main + Topbar (hell)
   ===================================================================== */
.app-wrapper { display: flex; min-height: 100vh; }
.app-main { margin-left: var(--sidebar-width); flex: 1; display: flex; flex-direction: column; min-width: 0; }
.app-content { padding: 1.5rem; flex: 1; }

/* ---- Sidebar ---- */
.app-sidebar {
    width: var(--sidebar-width); background: var(--sidebar-bg); color: var(--sidebar-text);
    position: fixed; top: 0; bottom: 0; left: 0; overflow-y: auto; z-index: 1040;
    display: flex; flex-direction: column; transition: transform .3s ease;
}
.sidebar-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 1.25rem; border-bottom: 1px solid var(--sidebar-border);
}
.sidebar-brand {
    color: var(--sidebar-brand); text-decoration: none; font-size: 1.15rem; font-weight: 700;
    display: flex; align-items: center; gap: .5rem; letter-spacing: -.01em;
}
.sidebar-brand:hover { color: var(--sidebar-brand); text-decoration: none; }
.sidebar-brand .brand-mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 30px; height: 30px; border-radius: 7px; background: var(--primary); color:#fff; font-size: 1rem;
}
.sidebar-brand .brand-logo-img { border-radius: 7px; flex: 0 0 auto; }
.sidebar-brand-text { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.sidebar-brand-name { font-weight: 700; }
.sidebar-brand-sub { font-size: .72rem; font-weight: 500; opacity: .6; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-close { background: none; border: none; color: var(--sidebar-text); font-size: 1.25rem; cursor: pointer; padding: .25rem; }
.sidebar-nav { flex: 1; padding: .75rem 0; }
.sidebar-nav-item {
    display: flex; align-items: center; gap: .75rem; padding: .65rem 1.25rem;
    color: var(--sidebar-text); text-decoration: none; font-size: .9rem;
    transition: background-color .15s, color .15s; border-left: 3px solid transparent;
}
.sidebar-nav-item:hover { background: var(--sidebar-hover); color: var(--sidebar-text-active); }
.sidebar-nav-item.active { background: var(--sidebar-hover); color: var(--sidebar-text-active); border-left-color: var(--primary); font-weight: 500; }
.sidebar-nav-item i { font-size: 1.15rem; width: 1.25rem; text-align: center; }
.sidebar-divider { border-top: 1px solid var(--sidebar-border); margin: .5rem 1.25rem; }
.sidebar-section-label {
    padding: .55rem 1.25rem .2rem; font-size: .7rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: .05em; color: var(--sidebar-text); opacity: .5; user-select: none;
}
.sidebar-footer { padding: 1rem 1.25rem; border-top: 1px solid var(--sidebar-border); }
.sidebar-user { display: flex; align-items: center; gap: .5rem; color: var(--sidebar-text); font-size: .85rem; }
.sidebar-user i { font-size: 1.4rem; }

/* ---- Topbar ---- */
.app-topbar {
    height: var(--topbar-height); background: var(--topbar-bg); border-bottom: 1px solid var(--border);
    display: flex; align-items: center; padding: 0 1.5rem; position: sticky; top: 0; z-index: 1020;
}
.topbar-toggle { background: none; border: none; font-size: 1.5rem; color: var(--text); cursor: pointer; padding: .25rem; margin-right: .75rem; }
.topbar-breadcrumb { display: flex; align-items: center; gap: 0; min-width: 0; overflow: hidden; }
.topbar-breadcrumb-link { color: var(--primary); text-decoration: none; font-size: .9rem; white-space: nowrap; flex-shrink: 0; }
.topbar-breadcrumb-link:hover { color: var(--primary-dark); text-decoration: underline; }
.topbar-breadcrumb-sep { color: var(--muted); font-size: .7rem; margin: 0 .4rem; flex-shrink: 0; }
.topbar-breadcrumb-current { color: var(--text); font-size: .9rem; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.topbar-actions { display: flex; align-items: center; gap: .5rem; }
.topbar-actions .btn-link { text-decoration: none; font-size: .9rem; color: var(--text); }

/* ---- Sidebar-Overlay (mobil) ---- */
.sidebar-overlay { position: fixed; inset: 0; background: var(--overlay-bg); z-index: 1035; display: none; }
.sidebar-overlay.show { display: block; }

/* ---- Page-Header ---- */
.page-header { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .75rem; margin-bottom: 1.5rem; }
.page-header h1 { font-size: 1.5rem; font-weight: 600; margin: 0; }

/* ---- Karten ---- */
.card { background-color: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: none; transition: border-color .15s; }
.card-header { background-color: transparent; border-bottom: 1px solid var(--border); padding: .7rem 1rem; }
.admin-tile { transition: border-color .15s, box-shadow .15s; }
.admin-tile:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }

/* KPI-Kacheln (Navigator-Motiv: Icon-Quadrat + Wert) */
.kpi-card { display: flex; align-items: flex-start; gap: 1rem; }
.kpi-card .kpi-icon { width: 48px; height: 48px; border-radius: .5rem; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; flex-shrink: 0; }
.kpi-card .kpi-icon.bg-primary-light { background: var(--primary-light); color: var(--primary); }
.kpi-card .kpi-icon.bg-success-light { background: #dcfce7; color: var(--success); }
.kpi-card .kpi-icon.bg-warning-light { background: #fef3c7; color: var(--warning); }
.kpi-card .kpi-icon.bg-danger-light  { background: #fee2e2; color: var(--danger); }
.kpi-card .kpi-icon.bg-info-light    { background: #cffafe; color: var(--info); }
.kpi-card .kpi-value { font-family: var(--mono); font-variant-numeric: tabular-nums; font-size: 1.75rem; font-weight: 700; line-height: 1.05; letter-spacing: -.02em; }
.kpi-card .kpi-label { font-size: .8rem; color: var(--muted); margin-top: .25rem; }

/* ---- Tabellen ---- */
.table { font-size: 0.9rem; --bs-table-bg: transparent; color: var(--text); border-color: var(--border); }
.table thead th { background-color: var(--surface-2); color: var(--muted); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.025em; border-bottom: 1px solid var(--border); padding: 0.75rem 1rem; white-space: nowrap; }
.table td { vertical-align: middle; padding: 0.7rem 1rem; border-color: var(--border); }
.table > :not(caption) > * > * { background-color: transparent; }
.table-hover tbody tr:hover td { background-color: var(--surface-2); }

/* ---- Buttons ---- */
.btn { border-radius: var(--radius-sm); font-weight: 500; font-size: 0.875rem; }
.btn-primary { background-color: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn-primary:hover, .btn-primary:focus, .btn-primary:active { background-color: var(--primary-dark); border-color: var(--primary-dark); color: var(--primary-ink); }
.btn-outline-primary { color: var(--primary); border-color: var(--border-strong); background: var(--surface); }
.btn-outline-primary:hover { background-color: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn-outline-secondary { color: var(--muted); border-color: var(--border-strong); background: transparent; }
.btn-outline-secondary:hover { background-color: var(--surface-3); border-color: var(--border-strong); color: var(--text); }

/* ---- Formulare ---- */
.form-control, .form-select { background-color: var(--surface); border-color: var(--border-strong); color: var(--text); }
.form-control:focus, .form-select:focus { border-color: var(--primary); box-shadow: 0 0 0 0.2rem var(--bs-focus-ring-color); background-color: var(--surface); }
.form-control::placeholder { color: var(--faint); }
.form-label { font-weight: 500; font-size: 0.82rem; color: var(--muted); }

/* ---- Badges / Status-Chips ---- */
.badge { font-weight: 600; font-size: 0.72rem; padding: 0.34em 0.62em; border-radius: 999px; }
.tb-chip {
    display: inline-flex; align-items: center; gap: 6px; padding: 2px 9px; border-radius: 999px;
    font-size: 0.74rem; font-weight: 600; line-height: 1.7; white-space: nowrap; --_c: var(--c,#64748b);
    color: color-mix(in srgb, var(--_c) 78%, var(--text));
    background: color-mix(in srgb, var(--_c) 15%, var(--surface));
}
.tb-chip::before { content:""; width:7px; height:7px; border-radius:50%; background: var(--_c); opacity:.95; flex:0 0 auto; }
@supports not (color: color-mix(in srgb, red, blue)) {
    .tb-chip { background: var(--_c); color:#fff; }
    .tb-chip::before { background:#fff; }
}

.alert { border-radius: var(--radius); border: 1px solid var(--border); font-size: 0.9rem; }
.list-group-item { background-color: var(--surface); border-color: var(--border); color: var(--text); }

/* ---- Kanban-Board ---- */
.board-scroll { overflow-x: auto; padding-bottom: .5rem; }
.board-columns { display: flex; gap: .75rem; align-items: flex-start; min-height: 60vh; }
.board-column { flex: 0 0 280px; width: 280px; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); display: flex; flex-direction: column; }
.board-column-head { display: flex; justify-content: space-between; align-items: center; padding: .5rem .75rem; font-size: .85rem; border-top-left-radius: var(--radius); border-top-right-radius: var(--radius); background: var(--surface); border-bottom: 1px solid var(--border); }
.board-column-body { padding: .5rem; display: flex; flex-direction: column; gap: .5rem; }
.board-card { display: block; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .6rem .7rem; box-shadow: var(--shadow-sm); transition: box-shadow .12s, border-color .12s; }
.board-card:hover { box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.board-card-id { font-family: var(--mono); font-size: .74rem; color: var(--muted); font-weight: 600; }
.board-card-title { font-weight: 600; margin: .15rem 0; font-size: .9rem; color: var(--text); }
.board-card-meta { font-size: .77rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: .5rem; }
.board-empty { text-align: center; padding: .5rem 0; }

.board-columns.board-single { display: block; }
.board-columns.board-single .board-column { flex: none; width: 100%; }
.board-columns.board-single .board-column-body {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: .75rem; align-items: start;
}

/* Checklisten-Fortschritt auf der Kachel */
.cl-badge {
    display: inline-flex; align-items: center; gap: 5px; width: 100%;
    border: 1px solid var(--border); background: var(--surface-2); color: var(--muted);
    border-radius: var(--radius-sm); padding: .2rem .5rem; font-size: .78rem; font-weight: 600;
    font-variant-numeric: tabular-nums; cursor: pointer; transition: filter .12s, border-color .12s;
}
.cl-badge:hover:not(:disabled) { border-color: var(--border-strong); }
.cl-badge:disabled { cursor: default; opacity: .8; }
.cl-badge .cl-open { font-weight: 600; }
.cl-badge.cl-done { color: var(--success); border-color: color-mix(in srgb,#16a34a 30%,var(--border)); background: color-mix(in srgb,#16a34a 8%,var(--surface)); }
.cl-badge.cl-warn { color: #b8860b; border-color: color-mix(in srgb,#d0a020 40%,var(--border)); background: color-mix(in srgb,#d0a020 10%,var(--surface)); }
@supports not (color: color-mix(in srgb, red, blue)) {
    .cl-badge.cl-done { color:#16a34a; } .cl-badge.cl-warn { color:#b8860b; }
}

/* ---- Login / Gäste-Bereich ---- */
.app-content-guest { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1rem; background: var(--login-bg); }
.login-card { background: #ffffff; border-radius: .75rem; box-shadow: 0 10px 40px rgba(0,0,0,.15); padding: 2.5rem; width: 100%; max-width: 420px; }
.login-card .login-header { text-align: center; margin-bottom: 2rem; }
.login-card .login-header .brand-mark { display:inline-flex; align-items:center; justify-content:center; width:56px; height:56px; border-radius:14px; background:var(--primary); color:#fff; font-size:1.9rem; }
.login-card .login-header .login-logo { width:64px; height:64px; border-radius:14px; }
.login-card .login-header h1 { font-size: 1.3rem; font-weight: 600; margin-top: .75rem; color: var(--text); }
.login-card .login-header p { color: var(--muted); font-size: .9rem; margin: 0; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--faint); }
.app-sidebar::-webkit-scrollbar-thumb { background: var(--sidebar-hover); }

.cursor-pointer { cursor: pointer; }

/* Dark-Mode: fest kodierte Bootstrap-Utilities angleichen */
[data-bs-theme="dark"] .bg-light { background-color: var(--surface-2) !important; }
[data-bs-theme="dark"] .bg-white { background-color: var(--surface) !important; }
[data-bs-theme="dark"] .text-dark { color: var(--text) !important; }
[data-bs-theme="dark"] .login-card { background: var(--surface); }

/* ---- Responsive ---- */
@media (max-width: 767.98px) {
    .app-sidebar { transform: translateX(-100%); }
    .app-sidebar.show { transform: translateX(0); }
    .app-main { margin-left: 0; }
    .app-content { padding: 1rem; }
}
@media (min-width: 768px) {
    .topbar-toggle { display: none; }
    .sidebar-close { display: none; }
}
@media (max-width: 576px) {
    .board-column { flex-basis: 85vw; width: 85vw; }
    .form-control, .form-select, .form-control-sm, .form-select-sm { font-size: 16px; }
    .page-header { align-items: stretch; }
}
