/**
 * assets/css/components.css
 * LEO-INVENT
 * Version:  1.1.0
 * Geändert: 2026-05-14
 * Changelog:
 *   1.1.0 – 2026-05-14 – btn-primary Duplikate bereinigt, Gradient konsolidiert
 *
 * Enthält: Layout, Sidebar, Nav, Cards, Buttons, Badges,
 *          Forms, Tables, Alerts, Theme-Toggle, Login
 *
 * © Carsten Boehlke IT Consulting
 */

/* ============================================================
   LAYOUT
   ============================================================ */
.app {
    position: relative;
    z-index: 1;
    display: flex;
    min-height: 100vh;
}

.main {
    flex: 1;
    padding: 40px 48px;
    min-width: 0;
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    backdrop-filter: blur(var(--blur));
    -webkit-backdrop-filter: blur(var(--blur));
    display: flex;
    flex-direction: column;
    padding: 28px 0;
    overflow-y: auto;
    transition: background 0.3s, border-color 0.3s;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 20px 24px;
    border-bottom: 1px solid var(--sidebar-border);
    margin-bottom: 12px;
}

.logo-icon {
    width: 34px;
    height: 34px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    padding: 4px;
    box-shadow: 0 0 16px var(--accent-glow);
}

.logo-icon img { width: 100%; height: 100%; object-fit: contain; }

.logo-text {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    color: var(--tp);
}

.nav-section {
    padding: 14px 0 4px 20px;
    font-size: 0.68rem;
    color: var(--tm);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--r-sm);
    color: var(--ts);
    text-decoration: none;
    font-size: 0.875rem;
    transition: background 0.15s, color 0.15s;
    position: relative;
    margin: 1px 8px;
    cursor: pointer;
}

.nav-item svg {
    width: 16px; height: 16px;
    stroke: currentColor; fill: none;
    stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
    flex-shrink: 0;
}

.nav-item:hover  { background: var(--nav-hover); color: var(--tp); }
.nav-item.active { background: var(--nav-active); color: var(--accent); }

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0; top: 20%; bottom: 20%;
    width: 3px;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
}

.sidebar-bottom {
    margin-top: auto;
    padding: 16px 12px 0;
    border-top: 1px solid var(--sidebar-border);
}

.user-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--r-sm);
}

.user-avatar {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: 'Syne', sans-serif;
    font-size: 0.75rem; font-weight: 700;
    flex-shrink: 0;
    color: #fff;
}

.user-info { flex: 1; min-width: 0; }

.user-name {
    font-size: 0.825rem; font-weight: 500;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    color: var(--tp);
}

.user-role { font-size: 0.7rem; color: var(--tm); }

.logout-btn {
    display: flex; align-items: center; justify-content: center;
    width: 28px; height: 28px;
    border-radius: 6px;
    color: var(--tm);
    text-decoration: none;
    transition: color 0.2s, background 0.2s;
}

.logout-btn svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.logout-btn:hover { color: var(--danger); background: rgba(248,113,113,0.1); }

/* ============================================================
   THEME TOGGLE (Sidebar)
   ============================================================ */
.theme-toggle {
    cursor: pointer;
    user-select: none;
}

.toggle-track {
    width: 32px; height: 18px;
    border-radius: 9px;
    background: rgba(255,255,255,0.15);
    border: 1px solid var(--glass-border);
    position: relative;
    flex-shrink: 0;
    transition: background 0.2s;
}

body:not(.dark-mode) .toggle-track { background: var(--accent); border-color: var(--accent); }

.toggle-knob {
    position: absolute;
    top: 2px; left: 2px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    transition: transform 0.2s, background 0.2s;
}

body:not(.dark-mode) .toggle-knob { transform: translateX(14px); background: #fff; }

.toggle-lbl { font-size: 0.8rem; color: var(--ts); }

/* ============================================================
   CARDS
   ============================================================ */
.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    padding: 20px;
    backdrop-filter: blur(var(--blur));
    -webkit-backdrop-filter: blur(var(--blur));
    transition: background 0.3s, border-color 0.2s, transform 0.2s;
}

.card:hover {
    border-color: rgba(91,141,238,0.35);
    transform: translateY(-2px);
}

/* ============================================================
   PAGE HEADER
   ============================================================ */
.page-header {
    margin-bottom: 32px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.page-title {
    font-family: 'Syne', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--tp);
}

.page-sub { color: var(--ts); font-size: 0.9rem; margin-top: 4px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn { white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: var(--r-sm);
    font-family: 'Syne', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    text-decoration: none;
}

/* btn-primary mit Gradient */
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover {
    filter: brightness(1.08);
    transform: translateY(-1px);
    box-shadow: 0 8px 28px var(--accent-glow);
}

.btn-ghost {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--ts);
}
.btn-ghost:hover { background: var(--nav-hover); color: var(--tp); }

.btn-danger {
    background: rgba(248,113,113,0.15);
    border: 1px solid rgba(248,113,113,0.3);
    color: var(--danger);
}
.btn-danger:hover { background: rgba(248,113,113,0.25); }

.btn-warning {
    background: rgba(251,191,36,0.15);
    border: 1px solid rgba(251,191,36,0.3);
    color: var(--warning);
}
.btn-warning:hover { background: rgba(251,191,36,0.25); }

.btn-sm { padding: 6px 12px; font-size: 0.75rem; }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.72rem;
    padding: 3px 9px;
    border-radius: 20px;
    font-weight: 500;
}

.badge-ok     { background: rgba(52,211,153,0.12);  color: var(--success); border: 1px solid rgba(52,211,153,0.25); }
.badge-warn   { background: rgba(251,191,36,0.12);  color: var(--warning); border: 1px solid rgba(251,191,36,0.25); }
.badge-err    { background: rgba(248,113,113,0.12); color: var(--danger);  border: 1px solid rgba(248,113,113,0.25); }
.badge-muted  { background: var(--stat-bg); color: var(--ts); border: 1px solid var(--glass-border); }
.badge-active { background: rgba(52,211,153,0.12);  color: var(--success); border: 1px solid rgba(52,211,153,0.25); }

body:not(.dark-mode) .badge-ok     { background: rgba(13,122,95,0.10);  border-color: rgba(13,122,95,0.25); }
body:not(.dark-mode) .badge-warn   { background: rgba(146,88,10,0.10);  border-color: rgba(146,88,10,0.25); }
body:not(.dark-mode) .badge-err    { background: rgba(192,57,43,0.10);  border-color: rgba(192,57,43,0.25); }
body:not(.dark-mode) .badge-active { background: rgba(13,122,95,0.10);  border-color: rgba(13,122,95,0.25); }

/* ============================================================
   ALERTS
   ============================================================ */
.alert {
    padding: 12px 16px;
    border-radius: var(--r-sm);
    margin-bottom: 20px;
    font-size: 0.875rem;
}

.alert-success { background: rgba(52,211,153,0.1);  border: 1px solid rgba(52,211,153,0.3);  color: var(--success); }
.alert-error   { background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.3); color: var(--danger); }
.alert-warn    { background: rgba(251,191,36,0.1);  border: 1px solid rgba(251,191,36,0.3);  color: var(--warning); }
.alert-info    { background: rgba(91,141,238,0.1);  border: 1px solid rgba(91,141,238,0.3);  color: var(--accent); }

/* ============================================================
   FORMULAR
   ============================================================ */
.section {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    padding: 28px;
    margin-bottom: 20px;
    backdrop-filter: blur(var(--blur));
    -webkit-backdrop-filter: blur(var(--blur));
    transition: background 0.3s, border-color 0.3s;
}

.section-title {
    font-family: 'Syne', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--glass-border);
    color: var(--tp);
}

.field { margin-bottom: 16px; }

.field label {
    display: block;
    font-size: 0.78rem;
    color: var(--ts);
    margin-bottom: 6px;
    font-weight: 500;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-sm);
    padding: 9px 12px;
    color: var(--tp);
    font-size: 0.875rem;
    font-family: 'DM Sans', sans-serif;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

body:not(.dark-mode) .field input,
body:not(.dark-mode) .field select,
body:not(.dark-mode) .field textarea { border-color: #cbd2e0; }

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(91,141,238,0.15);
}

.field select option { background: var(--bg); color: var(--tp); }
.field textarea { resize: vertical; min-height: 120px; }
.field-hint { font-size: 0.75rem; color: var(--tm); margin-top: 4px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.field-row.full   { grid-template-columns: 1fr; }
.field-row.triple { grid-template-columns: 1fr 1fr 1fr; }

.form-actions {
    display: flex;
    gap: 10px;
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
    margin-top: 4px;
}

/* Toggle in Forms */
.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--divider);
}
.toggle-row:last-child { border-bottom: none; }
.toggle-label-text { font-size: 0.875rem; color: var(--tp); }
.toggle-sub { font-size: 0.78rem; color: var(--tm); margin-top: 2px; }

.toggle {
    position: relative; width: 44px; height: 24px; flex-shrink: 0;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
    position: absolute; inset: 0;
    background: rgba(255,255,255,0.1);
    border-radius: 24px; cursor: pointer;
    transition: 0.2s; border: 1px solid var(--glass-border);
}
.toggle-slider::before {
    content: ''; position: absolute;
    width: 18px; height: 18px; left: 2px; top: 2px;
    background: var(--tm); border-radius: 50%; transition: 0.2s;
}
.toggle input:checked + .toggle-slider { background: var(--accent); border-color: var(--accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(20px); background: #fff; }

/* ============================================================
   TABELLEN
   ============================================================ */
.table-wrap {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    overflow: hidden;
    backdrop-filter: blur(var(--blur));
    transition: background 0.3s, border-color 0.3s;
}

table { width: 100%; border-collapse: collapse; }

th {
    padding: 12px 16px;
    text-align: left;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--tm);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-bottom: 1px solid var(--glass-border);
}

td {
    padding: 14px 16px;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--divider);
    vertical-align: middle;
    color: var(--tp);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--stat-bg); }

/* ============================================================
   DANGER ZONE
   ============================================================ */
.danger-zone {
    border: 1px solid rgba(248,113,113,0.35);
    border-radius: var(--r-lg);
    padding: 24px;
    margin-top: 20px;
    background: rgba(248,113,113,0.04);
}

.danger-zone-title {
    font-family: 'Syne', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--danger);
    margin-bottom: 6px;
}

/* ============================================================
   CARDS GRID
   ============================================================ */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

/* ============================================================
   BROWSER FALLBACK
   ============================================================ */
@supports not (backdrop-filter: blur(1px)) {
    .sidebar, .card, .section, .table-wrap {
        background: rgba(15, 20, 35, 0.95);
    }
    body:not(.dark-mode) .sidebar,
    body:not(.dark-mode) .card,
    body:not(.dark-mode) .section,
    body:not(.dark-mode) .table-wrap {
        background: rgba(255, 255, 255, 0.98);
    }
}

/* Light Mode Korrekturen */
body:not(.dark-mode) .btn-primary {
    color: #ffffff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

body:not(.dark-mode) .btn-ghost {
    background: rgba(255,255,255,0.8);
    border-color: #cbd2e0;
    color: var(--ts);
}

body:not(.dark-mode) .nav-item:hover {
    background: var(--nav-hover);
}