/* ============================================================
   ACC Design System v2 – "AI Control Center"
   Dark-first, Surface-Ebenen, Glass, ruhige Akzente.
   Nur lokale Ressourcen, CSP-konform, keine JS-Effekte.
   ============================================================ */

:root,
[data-bs-theme="dark"] {
    /* Tokens */
    --acc-bg: #07090e;
    --acc-surface-1: #0e121a;
    --acc-surface-2: #151b26;
    --acc-surface-hover: #1b2330;
    --acc-glass: rgba(17, 22, 32, 0.72);
    --acc-border: #1f2733;
    --acc-border-soft: rgba(255, 255, 255, 0.06);
    --acc-text: #e8ecf4;
    --acc-text-muted: #7e8aa0;
    --acc-accent: #5b8cff;
    --acc-accent-2: #7c5bff;
    --acc-accent-soft: rgba(91, 140, 255, 0.13);
    --acc-success: #34d399;
    --acc-warning: #f0b429;
    --acc-danger: #f0564f;
    --acc-radius: 1rem;
    --acc-radius-sm: 0.6rem;
    --acc-shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 12px 32px rgba(0, 0, 0, 0.35);
    --acc-shadow-soft: 0 1px 1px rgba(0, 0, 0, 0.35), 0 6px 18px rgba(0, 0, 0, 0.25);
    --acc-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    --acc-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

    /* Bootstrap-Mapping */
    --bs-body-bg: var(--acc-bg);
    --bs-body-color: var(--acc-text);
    --bs-secondary-color: var(--acc-text-muted);
    --bs-tertiary-bg: var(--acc-surface-1);
    --bs-secondary-bg: var(--acc-surface-2);
    --bs-border-color: var(--acc-border);
    --bs-primary: var(--acc-accent);
    --bs-link-color: var(--acc-accent);
    --bs-link-hover-color: #8db1ff;
    --bs-body-font-family: var(--acc-font);
    --bs-border-radius: var(--acc-radius-sm);
}

html { scrollbar-color: #2a3444 var(--acc-bg); }

body {
    background:
        radial-gradient(70rem 45rem at 82% -12%, rgba(91, 140, 255, 0.08), transparent 62%),
        radial-gradient(55rem 40rem at -10% 110%, rgba(124, 91, 255, 0.05), transparent 60%),
        var(--acc-bg);
    color: var(--acc-text);
    letter-spacing: 0.01em;
    -webkit-font-smoothing: antialiased;
}

/* sanftes Einblenden des Seiteninhalts */
@keyframes acc-fade-up {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: none; }
}

.acc-content { animation: acc-fade-up 0.25s ease-out; }

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

/* ============ Layout ============ */
.acc-shell { min-height: 100vh; }

.acc-sidebar {
    width: 252px;
    flex-shrink: 0;
    background: linear-gradient(180deg, var(--acc-surface-1), #0b0f16) !important;
    border-right: 1px solid var(--acc-border);
}

.acc-brand {
    display: block;
    font-weight: 750;
    font-size: 1.35rem;
    letter-spacing: 0.14em;
    color: var(--acc-text) !important;
    text-decoration: none;
}

.acc-brand small {
    display: block;
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 0.28em;
    color: var(--acc-text-muted);
    text-transform: uppercase;
    margin-top: 0.15rem;
}

.acc-brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    margin-right: 0.5rem;
    border-radius: 0.6rem;
    background: linear-gradient(135deg, var(--acc-accent), var(--acc-accent-2));
    color: #fff;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0;
    box-shadow: 0 4px 14px rgba(91, 140, 255, 0.35);
}

.acc-sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    color: var(--acc-text-muted);
    border-radius: var(--acc-radius-sm);
    padding: 0.55rem 0.8rem;
    position: relative;
    transition: background-color 0.16s ease, color 0.16s ease;
}

.acc-sidebar .nav-link svg { opacity: 0.75; }

.acc-sidebar .nav-link:hover {
    color: var(--acc-text);
    background-color: rgba(255, 255, 255, 0.045);
}

.acc-sidebar .nav-link.active {
    color: var(--acc-text);
    background: linear-gradient(90deg, var(--acc-accent-soft), transparent 85%);
}

.acc-sidebar .nav-link.active::before {
    content: "";
    position: absolute;
    left: -0.25rem;
    top: 20%;
    bottom: 20%;
    width: 3px;
    border-radius: 3px;
    background: linear-gradient(180deg, var(--acc-accent), var(--acc-accent-2));
    box-shadow: 0 0 12px rgba(91, 140, 255, 0.8);
}

.acc-sidebar-footer {
    border-top: 1px solid var(--acc-border-soft);
    padding-top: 0.9rem;
}

.acc-sidebar-footer .acc-operator-name {
    font-size: 0.8rem;
    color: var(--acc-text);
}

.acc-sidebar-footer .acc-operator-role {
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--acc-text-muted);
}

.acc-topbar {
    background-color: var(--acc-glass);
    border-bottom: 1px solid var(--acc-border);
    backdrop-filter: blur(10px);
    min-height: 3.4rem;
    position: sticky;
    top: 0;
    z-index: 10;
}

.acc-page-title {
    font-size: 1.05rem;
    font-weight: 650;
    letter-spacing: 0.01em;
    margin: 0;
}

/* ============ Panels & Sections ============ */
.card {
    background-color: var(--acc-surface-1);
    border: 1px solid var(--acc-border);
    border-radius: var(--acc-radius);
    box-shadow: var(--acc-shadow-soft);
}

.card-header,
.card-footer {
    background-color: transparent;
    border-color: var(--acc-border-soft);
    color: var(--acc-text-muted);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    padding-top: 0.85rem;
    padding-bottom: 0.85rem;
}

.acc-section-label {
    font-size: 0.72rem;
    font-weight: 650;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--acc-text-muted);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 1.75rem 0 0.9rem;
}

.acc-section-label::after {
    content: "";
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--acc-border), transparent);
}

/* Hero-Flächen (Dashboard/Runtime) */
.acc-hero {
    background:
        linear-gradient(135deg, rgba(91, 140, 255, 0.08), transparent 55%),
        var(--acc-surface-1);
    border: 1px solid var(--acc-border);
    border-radius: calc(var(--acc-radius) * 1.2);
    box-shadow: var(--acc-shadow);
    padding: 1.6rem 1.8rem;
}

.acc-hero-title {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 0.2rem;
}

.acc-hero-state {
    font-size: 1.05rem;
    font-weight: 650;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.acc-hero-meta {
    color: var(--acc-text-muted);
    font-size: 0.85rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 1.4rem;
    margin-top: 0.6rem;
}

/* Metrics */
.acc-stat {
    background: var(--acc-surface-1);
    transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.acc-stat:hover {
    border-color: rgba(91, 140, 255, 0.45);
    transform: translateY(-2px);
    box-shadow: var(--acc-shadow);
}

.acc-stat .acc-stat-label {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--acc-text-muted);
}

.acc-stat .acc-stat-value {
    font-size: 2.4rem;
    font-weight: 700;
    line-height: 1.15;
    font-variant-numeric: tabular-nums;
    background: linear-gradient(180deg, var(--acc-text), #aebadf);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ============ Status ============ */
.acc-dot {
    display: inline-block;
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    margin-right: 0.45rem;
    vertical-align: baseline;
    background: var(--acc-text-muted);
}

.acc-dot-success { background: var(--acc-success); box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.16), 0 0 10px rgba(52, 211, 153, 0.5); }
.acc-dot-warning { background: var(--acc-warning); box-shadow: 0 0 0 3px rgba(240, 180, 41, 0.16); }
.acc-dot-danger  { background: var(--acc-danger);  box-shadow: 0 0 0 3px rgba(240, 86, 79, 0.16); }
.acc-dot-muted   { background: var(--acc-text-muted); }

@keyframes acc-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.acc-dot-live { animation: acc-pulse 2.6s ease-in-out infinite; }

.badge {
    font-weight: 550;
    letter-spacing: 0.04em;
    border-radius: 999px;
    padding: 0.34em 0.75em;
    font-size: 0.72rem;
}

.badge.text-bg-success { background-color: rgba(52, 211, 153, 0.12) !important; color: var(--acc-success) !important; border: 1px solid rgba(52, 211, 153, 0.32); }
.badge.text-bg-warning { background-color: rgba(240, 180, 41, 0.12) !important; color: var(--acc-warning) !important; border: 1px solid rgba(240, 180, 41, 0.32); }
.badge.text-bg-danger  { background-color: rgba(240, 86, 79, 0.12) !important;  color: var(--acc-danger) !important;  border: 1px solid rgba(240, 86, 79, 0.32); }
.badge.text-bg-info    { background-color: var(--acc-accent-soft) !important;   color: #9bb8ff !important;            border: 1px solid rgba(91, 140, 255, 0.35); }
.badge.text-bg-secondary,
.badge.text-bg-light   { background-color: rgba(126, 138, 160, 0.1) !important; color: var(--acc-text-muted) !important; border: 1px solid var(--acc-border); }

/* ============ Tabellen -> ruhige Row-Listen ============ */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--acc-text);
    --bs-table-border-color: transparent;
    --bs-table-hover-bg: var(--acc-surface-hover);
    --bs-table-hover-color: var(--acc-text);
    margin-bottom: 0;
    border-collapse: separate;
    border-spacing: 0;
}

.table thead th {
    background-color: transparent !important;
    color: var(--acc-text-muted) !important;
    font-size: 0.66rem;
    font-weight: 650;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    border-bottom: 1px solid var(--acc-border) !important;
    padding: 0.85rem 0.9rem;
}

.table td {
    padding: 0.9rem;
    border-bottom: 1px solid var(--acc-border-soft);
    transition: background-color 0.14s ease;
}

.table tbody tr:last-child td { border-bottom: 0; }

code {
    font-family: var(--acc-mono);
    font-size: 0.78em;
    color: #9fb6dd;
    background: rgba(91, 140, 255, 0.09);
    padding: 0.12em 0.45em;
    border-radius: 0.4rem;
}

/* ============ Buttons ============ */
.btn {
    border-radius: var(--acc-radius-sm);
    font-weight: 550;
    transition: background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease,
                transform 0.1s ease, box-shadow 0.16s ease;
}

.btn:active { transform: translateY(1px); }

.btn-primary {
    --bs-btn-bg: transparent;
    --bs-btn-border-color: transparent;
    --bs-btn-hover-border-color: transparent;
    --bs-btn-active-border-color: transparent;
    background: linear-gradient(135deg, var(--acc-accent), var(--acc-accent-2));
    box-shadow: 0 4px 16px rgba(91, 140, 255, 0.3);
}

.btn-primary:hover { filter: brightness(1.12); background: linear-gradient(135deg, var(--acc-accent), var(--acc-accent-2)); }
.btn-primary:active { filter: brightness(0.95); background: linear-gradient(135deg, var(--acc-accent), var(--acc-accent-2)); }

.btn-outline-primary { --bs-btn-color: #9bb8ff; --bs-btn-border-color: rgba(91, 140, 255, 0.45); --bs-btn-hover-bg: var(--acc-accent-soft); --bs-btn-hover-color: #b9ceff; --bs-btn-hover-border-color: rgba(91, 140, 255, 0.7); --bs-btn-active-bg: var(--acc-accent-soft); }
.btn-outline-secondary { --bs-btn-color: var(--acc-text-muted); --bs-btn-border-color: var(--acc-border); --bs-btn-hover-bg: var(--acc-surface-hover); --bs-btn-hover-color: var(--acc-text); --bs-btn-hover-border-color: var(--acc-border); --bs-btn-active-bg: var(--acc-surface-hover); }
.btn-outline-danger { --bs-btn-color: var(--acc-danger); --bs-btn-border-color: rgba(240, 86, 79, 0.4); --bs-btn-hover-bg: rgba(240, 86, 79, 0.12); --bs-btn-hover-color: #ff7b75; --bs-btn-hover-border-color: rgba(240, 86, 79, 0.6); --bs-btn-active-bg: rgba(240, 86, 79, 0.12); }

/* ============ Forms ============ */
.form-control,
.form-select {
    background-color: var(--acc-surface-2);
    border-color: var(--acc-border);
    color: var(--acc-text);
    padding: 0.6rem 0.85rem;
    transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.form-control::placeholder { color: rgba(126, 138, 160, 0.75); }

.form-control:focus,
.form-select:focus {
    background-color: var(--acc-surface-2);
    border-color: var(--acc-accent);
    box-shadow: 0 0 0 0.22rem var(--acc-accent-soft), 0 0 18px rgba(91, 140, 255, 0.18);
    color: var(--acc-text);
}

.form-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--acc-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.form-text { color: var(--acc-text-muted); }

.form-check-input { background-color: var(--acc-surface-2); border-color: var(--acc-border); }
.form-check-input:checked { background-color: var(--acc-accent); border-color: var(--acc-accent); }

.alert {
    border-radius: var(--acc-radius);
    border-width: 1px;
    background-color: var(--acc-surface-1);
}

.alert-warning { border-color: rgba(240, 180, 41, 0.4); color: var(--acc-warning); }
.alert-danger  { border-color: rgba(240, 86, 79, 0.4);  color: var(--acc-danger); }
.alert-info    { border-color: rgba(91, 140, 255, 0.4); color: #9bb8ff; }

/* ============ Chat ============ */
.acc-chat-header {
    display: flex;
    align-items: center;
    gap: 0.9rem;
}

.acc-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 0.9rem;
    background: linear-gradient(135deg, var(--acc-accent), var(--acc-accent-2));
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: 0 4px 14px rgba(91, 140, 255, 0.35);
    flex-shrink: 0;
}

.chat-log {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-height: 58vh;
    overflow-y: auto;
    padding: 1.1rem 0.6rem;
}

.chat-bubble {
    max-width: 76ch;
    padding: 0.85rem 1.1rem;
    border-radius: 1.1rem;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    line-height: 1.6;
    font-size: 0.95rem;
    box-shadow: var(--acc-shadow-soft);
}

.chat-user {
    align-self: flex-end;
    background: linear-gradient(150deg, rgba(91, 140, 255, 0.3), rgba(124, 91, 255, 0.22));
    border: 1px solid rgba(91, 140, 255, 0.35);
    border-bottom-right-radius: 0.25rem;
}

.chat-assistant {
    align-self: flex-start;
    background-color: var(--acc-surface-2);
    border: 1px solid var(--acc-border-soft);
    border-bottom-left-radius: 0.25rem;
}

.chat-meta {
    font-size: 0.66rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--acc-text-muted);
    margin-bottom: 0.3rem;
}

/* Composer als eigene Glass-Fläche mit Focus-Glow */
.acc-composer {
    background: var(--acc-glass);
    border: 1px solid var(--acc-border);
    border-radius: var(--acc-radius);
    padding: 0.9rem;
    backdrop-filter: blur(8px);
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.acc-composer:focus-within {
    border-color: var(--acc-accent);
    box-shadow: 0 0 0 0.22rem var(--acc-accent-soft), 0 0 26px rgba(91, 140, 255, 0.16);
}

.acc-composer textarea {
    background: transparent;
    border: 0;
    box-shadow: none !important;
    resize: vertical;
    min-height: 5.5rem;
    font-size: 0.97rem;
    padding: 0.25rem 0.35rem;
}

.acc-composer textarea:focus { background: transparent; border: 0; }

/* ============ Login ============ */
.acc-login-bg {
    background:
        radial-gradient(55rem 34rem at 18% -5%, rgba(91, 140, 255, 0.14), transparent 60%),
        radial-gradient(45rem 32rem at 105% 105%, rgba(124, 91, 255, 0.1), transparent 60%),
        var(--acc-bg);
}

.acc-login-card {
    width: 100%;
    max-width: 25rem;
    background: var(--acc-glass);
    border: 1px solid var(--acc-border);
    backdrop-filter: blur(14px);
    box-shadow: var(--acc-shadow);
}

/* ============ Utilities ============ */
.acc-break { overflow-wrap: anywhere; word-break: break-all; }
.acc-mono { font-family: var(--acc-mono); font-size: 0.85em; }
.acc-import-name { max-width: 11rem; }
.acc-muted { color: var(--acc-text-muted); }

.acc-runtime-hero .acc-runtime-meta {
    color: var(--acc-text-muted);
    font-size: 0.85rem;
}

/* ============ Mobile: Tabellen als gestapelte Karten ============
   <table class="table acc-table-stack"> + data-label auf den <td>s.
   Unter 768px: kein horizontales Scrollen – jede Zeile wird zur Karte. */
@media (max-width: 767.98px) {
    .acc-table-stack thead { display: none; }

    .acc-table-stack,
    .acc-table-stack tbody { display: block; }

    .acc-table-stack tbody tr {
        display: block;
        border: 1px solid var(--acc-border-soft);
        border-radius: var(--acc-radius-sm);
        background: var(--acc-surface-2);
        margin: 0.6rem;
        padding: 0.35rem 0;
        box-shadow: var(--acc-shadow-soft);
    }

    .acc-table-stack td {
        display: flex;
        align-items: baseline;
        justify-content: space-between;
        gap: 0.75rem;
        border: 0 !important;
        padding: 0.45rem 0.9rem;
        text-align: left !important;
        white-space: normal !important;
    }

    .acc-table-stack td[data-label]::before {
        content: attr(data-label);
        flex-shrink: 0;
        font-size: 0.62rem;
        font-weight: 650;
        letter-spacing: 0.12em;
        text-transform: uppercase;
        color: var(--acc-text-muted);
        padding-top: 0.15rem;
    }

    /* Aktionszellen: volle Breite, Buttons umbrechen lassen */
    .acc-table-stack td.acc-actions {
        display: block;
        border-top: 1px solid var(--acc-border-soft) !important;
        margin-top: 0.3rem;
        padding-top: 0.7rem;
    }

    .acc-table-stack td.acc-actions .d-inline-flex,
    .acc-table-stack td.acc-actions form { flex-wrap: wrap; }

    /* colspan-Zellen („Nicht verbunden“) normal darstellen */
    .acc-table-stack td[colspan] { justify-content: flex-start; }
}

/* ============ Responsive ============ */
@media (max-width: 991.98px) {
    .chat-bubble { max-width: 94%; }
    .acc-hero { padding: 1.15rem 1.2rem; }
    .acc-hero-title { font-size: 1.3rem; }
    .acc-stat .acc-stat-value { font-size: 1.9rem; }
}

.offcanvas.acc-sidebar {
    width: 272px;
    background: linear-gradient(180deg, var(--acc-surface-1), #0b0f16);
}