/* Globale Stile & Farbvariablen (Option D: minimal & scharf) */
:root {
    --primary-bg: #ffffff;
    --secondary-bg: #f1f1f2;
    --primary-text: #18181b;
    --text-secondary: #71717a;
    --accent-color: #4f46e5;
    --accent-text: #ffffff;
    --accent-soft-bg: #eef2ff;
    --accent-soft-text: #4338ca;
    --border-color: #e4e4e7;
    --border-color-strong: #d4d4d8;
    --badge-warn-bg: #eef2ff;
    --badge-warn-text: #4338ca;
    --badge-danger-bg: #fef2f2;
    --badge-danger-text: #b91c1c;
    --tag-bg: #e1f5ee;
    --tag-text: #085041;
    --avatar-bg: #f4f4f5;
    --avatar-text: #52525b;
    --sidebar-bg: #18181b;
    --sidebar-text: #f4f4f5;
    --sidebar-text-secondary: #a1a1aa;
    --sidebar-border: rgba(255, 255, 255, 0.08);
    --sidebar-hover-bg: rgba(255, 255, 255, 0.06);
}
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 20;
    font-size: 20px;
    line-height: 1;
    vertical-align: middle;
    display: inline-block;
    width: 1em;
    overflow: hidden;
    white-space: nowrap;
}
html { height: 100%; }
body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    min-height: 100%;
    background-color: var(--secondary-bg);
    color: var(--primary-text);
}

/* Sichtbarer Fokus-Indikator für Tastatur-Navigation (nur bei :focus-visible,
   damit Maus-Klicks weiterhin keinen Rahmen zeigen). */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Layout: feste Sidebar, komplett losgelöst vom Content-Fluss (kein Flex-Stretch
   über mehrere Ebenen mehr - das war die Ursache für das Zucken/Springen beim
   Seitenwechsel, je nach Höhe des jeweiligen Seiteninhalts). */
.app-container { width: 100%; }
.navigation {
    position: fixed;
    top: 0;
    left: 0;
    width: 240px;
    height: 100vh;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    padding: calc(2rem + env(safe-area-inset-top)) 1rem 2rem calc(1rem + env(safe-area-inset-left));
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    overflow-y: auto;
    z-index: 100;
}
.main-content {
    margin-left: 240px;
    min-height: 100vh;
    padding: 2rem 3rem;
    background-color: var(--secondary-bg);
    box-sizing: border-box;
}

/* Navigation */
.logo-container { text-align: center; padding: 1rem 0; margin-bottom: 1rem; border-bottom: 1px solid var(--sidebar-border); }
.app-logo { max-width: 80%; height: auto; max-height: 50px; }
.nav-content { display: flex; flex-direction: column; flex-grow: 1; min-height: 0; }
.navigation nav ul { list-style: none; padding: 0; margin: 0; }
.navigation nav a {
    display: flex; align-items: center; gap: 0.7rem;
    color: var(--sidebar-text-secondary); text-decoration: none;
    padding: 0.65rem 1rem; border-radius: 8px; margin-bottom: 0.15rem;
    font-weight: 500; font-size: 0.9rem;
    transition: background-color 0.15s ease, color 0.15s ease;
}
.navigation nav a .material-symbols-outlined { font-size: 19px; transition: transform 0.15s ease; }
.navigation nav a:hover { background-color: var(--sidebar-hover-bg); color: var(--sidebar-text); }
.navigation nav a:hover .material-symbols-outlined { transform: translateX(2px); }
.navigation nav a.active {
    background-color: rgba(129, 140, 248, 0.14);
    color: #c7d2fe;
    box-shadow: inset 3px 0 0 0 var(--accent-color);
}
.navigation nav a.active .material-symbols-outlined { color: #818cf8; }

.enable-push-btn {
    display: flex; align-items: center; gap: 0.6rem;
    width: 100%;
    background-color: transparent;
    border: none;
    color: var(--sidebar-text-secondary);
    text-align: left;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    cursor: pointer;
    margin-top: 1.5rem;
    padding-top: 1.15rem;
    border-top: 1px solid var(--sidebar-border);
    box-sizing: border-box;
    transition: background-color 0.15s ease, color 0.15s ease;
}
.enable-push-btn .material-symbols-outlined { font-size: 17px; }
.enable-push-btn:hover { background-color: var(--sidebar-hover-bg); color: var(--sidebar-text); }
.enable-push-btn:disabled { opacity: 0.6; cursor: default; }
.enable-push-btn[hidden] { display: none; }
.enable-push-btn.push-active { color: #a5b4fc; }
.enable-push-btn.push-blocked { opacity: 0.6; }

.changelog-link {
    display: flex; align-items: center; justify-content: center; gap: 0.4rem;
    color: var(--sidebar-text-secondary); text-decoration: none;
    font-size: 0.78rem; padding: 0.5rem; border-radius: 8px;
    margin-bottom: 0.4rem;
    transition: background-color 0.15s ease, color 0.15s ease;
}
.changelog-link .material-symbols-outlined { font-size: 15px; }
.changelog-link:hover, .changelog-link.active { background-color: var(--sidebar-hover-bg); color: var(--sidebar-text); }
.logout { margin-top: auto; padding-top: 1.5rem; }
.logout a {
    display: block;
    background-color: transparent;
    color: var(--sidebar-text-secondary);
    text-align: center;
    padding: 0.7rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--sidebar-border);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: background-color 0.15s ease, color 0.15s ease;
    box-sizing: border-box;
}
.logout a:hover { background-color: var(--sidebar-hover-bg); color: var(--sidebar-text); }
.hamburger-menu { display: none; }

/* Motorsport-Hinweis-Banner: per <details> auf-/zuklappbar, standardmäßig zu */
.motorsport-banner {
    background-color: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(24,24,27,0.05);
    margin-bottom: 1.5rem;
}
.motorsport-banner-summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.75rem 1.1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
    border-radius: 10px;
    transition: background-color 0.15s ease;
}
.motorsport-banner-summary::-webkit-details-marker { display: none; }
.motorsport-banner[open] .motorsport-banner-summary { padding-bottom: 0; }
.motorsport-banner-label {
    font-weight: 600;
    color: var(--primary-text);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.motorsport-banner-label .material-symbols-outlined { font-size: 17px; color: var(--accent-color); }
.motorsport-banner-chevron { font-size: 18px; color: var(--text-secondary); transition: transform 0.15s ease; }
.motorsport-banner[open] .motorsport-banner-chevron { transform: rotate(180deg); }
.motorsport-termine-liste { display: flex; flex-wrap: wrap; gap: 0.5rem; padding: 0.9rem 1.1rem; }
.motorsport-termin {
    background-color: var(--accent-soft-bg);
    color: var(--accent-soft-text);
    border-radius: 6px;
    padding: 3px 9px;
    font-weight: 500;
    white-space: nowrap;
}

/* Header */
.main-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; }
.main-header h1 { font-size: 1.6rem; font-weight: 600; margin: 0; }
.add-task-btn { background-color: var(--accent-color); color: var(--accent-text); border: none; border-radius: 8px; padding: 0.7rem 1.25rem; font-size: 0.9rem; font-weight: 500; cursor: pointer; transition: background-color 0.15s ease; display: inline-flex; align-items: center; gap: 0.4rem; }
.add-task-btn:hover { background-color: #4338ca; }

/* Aufgaben-Karten */
.task-list { display: grid; gap: 0.75rem; }
.task-card { background-color: var(--primary-bg); padding: 1.25rem 1.5rem; border-radius: 10px; border: 1px solid var(--border-color); box-shadow: 0 1px 4px rgba(24,24,27,0.09), 0 1px 2px rgba(24,24,27,0.06); display: flex; align-items: flex-start; gap: 1rem; animation: taskFadeIn 0.2s ease; transition: opacity 0.3s ease, border-color 0.15s ease, box-shadow 0.15s ease; }
.task-card:hover { border-color: var(--border-color-strong); box-shadow: 0 4px 12px rgba(24,24,27,0.12); }
@keyframes taskFadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}
.task-card .task-checkbox { width: 18px; height: 18px; flex-shrink: 0; margin-top: 3px; accent-color: var(--accent-color); }
.task-card .task-details { flex-grow: 1; }
.task-title-row { display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.task-card .task-title { font-size: 1rem; font-weight: 500; }
.task-description { font-size: 0.875rem; color: var(--text-secondary); margin: 0.4rem 0 0.65rem; line-height: 1.5; }
.task-meta { font-size: 0.8rem; color: var(--text-secondary); margin-top: 0.5rem; display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.task-meta .assignee { display: inline-flex; align-items: center; gap: 0.4rem; }
.task-meta .avatar {
    width: 18px; height: 18px; border-radius: 50%;
    background-color: var(--avatar-bg); color: var(--avatar-text);
    font-size: 0.65rem; font-weight: 600;
    display: inline-flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.task-actions { display: flex; gap: 0.4rem; align-self: flex-start; flex-shrink: 0; }
.edit-task-btn,
.delete-task-btn {
    width: 30px; height: 30px; border-radius: 6px;
    display: inline-flex; align-items: center; justify-content: center;
    background: transparent; border: 1px solid transparent; color: var(--text-secondary);
    cursor: pointer; transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.edit-task-btn:hover { background-color: var(--secondary-bg); border-color: var(--border-color); color: var(--primary-text); }
.delete-task-btn:hover { background-color: var(--badge-danger-bg); border-color: #fecaca; color: var(--badge-danger-text); }
.task-card.task--completed { opacity: 0.55; }
.task-card.task--completed .task-title { text-decoration: line-through; }

/* Changelog-Seite ("Was ist neu?") */
.changelog-entry { margin-bottom: 2rem; }
.changelog-date {
    font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em;
    color: var(--text-secondary); padding-bottom: 0.5rem; border-bottom: 1px solid var(--border-color);
    margin-bottom: 0.75rem;
}
.changelog-entry ul { margin: 0; padding-left: 1.25rem; color: var(--primary-text); font-size: 0.9rem; line-height: 1.7; }
.changelog-entry li { margin-bottom: 0.3rem; }

/* Tags (Kunden-/Kategorie-Labels an Aufgaben) */
.tag-badge {
    background-color: var(--tag-bg);
    color: var(--tag-text);
    border: none;
    border-radius: 6px;
    padding: 3px 9px;
    font-size: 0.75rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.15s ease;
}
.tag-badge:hover { background-color: #cdece0; }

/* Fälligkeiten */
.task-meta .date-tag { font-weight: 500; padding: 3px 8px; border-radius: 6px; white-space: nowrap; display: inline-flex; align-items: center; gap: 0.3rem; background-color: var(--secondary-bg); border: 1px solid var(--border-color); }
.task-meta .date-tag .material-symbols-outlined { font-size: 14px; }
.task-meta .date-overdue { color: var(--badge-danger-text); background-color: var(--badge-danger-bg); border-color: #fecaca; }
.task-meta .date-today { color: var(--badge-warn-text); background-color: var(--badge-warn-bg); border-color: #c7d2fe; }

/* Modal */
.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(24, 24, 27, 0.4);
    display: flex; justify-content: center; align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.15s ease, visibility 0.15s ease;
}
.modal-content {
    background-color: var(--primary-bg); padding: 1.75rem; border-radius: 12px;
    border: 1px solid var(--border-color);
    width: 100%; max-width: 480px; box-shadow: 0 10px 30px rgba(24,24,27,0.12);
    transform: scale(0.98);
    transition: transform 0.15s ease;
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.modal-header h2 { margin: 0; font-size: 1.1rem; font-weight: 600; }
.close-btn {
    width: 28px; height: 28px; border-radius: 6px;
    display: inline-flex; align-items: center; justify-content: center;
    border: none; background: transparent; color: var(--text-secondary); cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}
.close-btn:hover { background-color: var(--secondary-bg); color: var(--primary-text); }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.4rem; font-weight: 500; font-size: 0.85rem; color: var(--text-secondary); }
.form-input {
    width: 100%; padding: 0.6rem 0.75rem; border: 1px solid var(--border-color); border-radius: 8px;
    font-size: 0.9rem; box-sizing: border-box;
    background-color: var(--primary-bg); color: var(--primary-text);
    font-family: inherit;
    transition: border-color 0.15s ease;
}
.form-input::placeholder { color: #a1a1aa; }
.form-input:focus { border-color: var(--accent-color); }
textarea.form-input { resize: vertical; }

/* Schnellauswahl-Buttons unter "Fällig am" */
.quick-date-buttons { display: flex; gap: 0.4rem; margin-top: 0.5rem; }
.quick-date-btn {
    flex: 1;
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.4rem 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    font-family: inherit;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.quick-date-btn:hover { background-color: var(--accent-soft-bg); border-color: #c7d2fe; color: var(--accent-soft-text); }

/* Tag-Chip-Input (Add-/Edit-Formular) */
.tag-input {
    display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center;
    padding: 0.4rem 0.5rem; border: 1px solid var(--border-color); border-radius: 8px;
    background-color: var(--primary-bg);
}
.tag-input:focus-within { border-color: var(--accent-color); }
.tag-input .tag-chip {
    display: inline-flex; align-items: center; gap: 0.3rem;
    background-color: var(--tag-bg); color: var(--tag-text);
    border-radius: 6px; padding: 2px 6px 2px 9px; font-size: 0.8rem; font-weight: 500;
    white-space: nowrap;
}
.tag-input .tag-chip button {
    border: none; background: transparent; color: inherit; cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center; padding: 0;
    font-size: 0.95rem; line-height: 1;
}
.tag-input-field {
    flex: 1; min-width: 80px; border: none; outline: none; font-size: 0.9rem;
    font-family: inherit; padding: 4px 2px; background: transparent; color: var(--primary-text);
}

/* Vorhandene Tags zum Anklicken unterhalb des Tag-Inputs (Mehrfachauswahl) */
.tag-suggestions {
    display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem;
}
.tag-suggestions:empty { margin-top: 0; }
.tag-suggestion-pill {
    background-color: var(--secondary-bg); color: var(--text-secondary);
    border: 1px solid var(--border-color); border-radius: 999px;
    padding: 5px 12px; font-size: 0.78rem; font-weight: 500; font-family: inherit;
    cursor: pointer; white-space: nowrap; transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}
.tag-suggestion-pill:hover { border-color: var(--accent-color); transform: translateY(-1px); }
.tag-suggestion-pill.active {
    background-color: var(--tag-bg); color: var(--tag-text); border-color: transparent;
}

/* Unteraufgaben */
.subtask-parent-hint {
    display: flex; align-items: center; gap: 0.3rem;
    font-size: 0.78rem; color: var(--text-secondary); margin-bottom: 0.3rem;
}
.subtask-parent-hint .material-symbols-outlined { font-size: 15px; }
.subtask-section { margin-top: 0.6rem; }
.subtask-toggle-btn {
    display: flex; align-items: center; gap: 0.3rem;
    background: none; border: none; padding: 0; cursor: pointer;
    font-size: 0.8rem; font-weight: 500; color: var(--text-secondary); font-family: inherit;
}
.subtask-toggle-btn:hover { color: var(--primary-text); }
.subtask-toggle-chevron { font-size: 18px; transition: transform 0.15s ease; }
.subtask-toggle-btn[aria-expanded="true"] .subtask-toggle-chevron { transform: rotate(180deg); }
.subtask-list { display: flex; flex-direction: column; gap: 0.35rem; margin-top: 0.5rem; padding-left: 0.9rem; border-left: 2px solid var(--border-color); }
.subtask-list[hidden] { display: none; }
.subtask-row { display: flex; align-items: center; gap: 0.5rem; }
.subtask-row .task-checkbox,
.subtask-row input[type="checkbox"] { width: 15px; height: 15px; flex-shrink: 0; }
.subtask-title { font-size: 0.85rem; flex: 1; }
.subtask-title--done { text-decoration: line-through; color: var(--text-secondary); }
.subtask-row .avatar {
    width: 18px; height: 18px; border-radius: 50%;
    background-color: var(--avatar-bg); color: var(--avatar-text);
    font-size: 0.65rem; font-weight: 600;
    display: inline-flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.subtask-delete-btn {
    background: none; border: none; cursor: pointer; padding: 2px;
    color: var(--text-secondary); display: inline-flex; align-items: center; flex-shrink: 0;
}
.subtask-delete-btn .material-symbols-outlined { font-size: 16px; }
.subtask-delete-btn:hover { color: var(--badge-danger-text); }
.subtask-list--editable { border-left: none; padding-left: 0; margin-bottom: 0.5rem; }
.subtask-add-row { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.subtask-add-row input[type="text"] { flex: 1; min-width: 140px; }
.subtask-add-row select { width: 140px; }

/* Tags-Verwaltungsseite (tags.php) */
.tag-manage-list { display: flex; flex-direction: column; gap: 0.6rem; }
.tag-manage-row {
    display: flex; align-items: center; gap: 0.75rem;
    background-color: var(--primary-bg); border: 1px solid var(--border-color); border-radius: 10px;
    padding: 0.6rem 1rem;
}
.tag-rename-form { display: flex; align-items: center; gap: 0.4rem; flex: 1; }
.tag-rename-input { max-width: 260px; }
.tag-save-btn,
.tag-delete-btn {
    width: 32px; height: 32px; border-radius: 6px; border: 1px solid transparent;
    background: transparent; color: var(--text-secondary); display: inline-flex; align-items: center; justify-content: center;
    cursor: pointer; flex-shrink: 0; transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.tag-save-btn:hover { background-color: var(--accent-soft-bg); border-color: #c7d2fe; color: var(--accent-soft-text); }
.tag-delete-btn:hover { background-color: var(--badge-danger-bg); border-color: #fecaca; color: var(--badge-danger-text); }
.tag-usage-count { font-size: 0.8rem; color: var(--text-secondary); white-space: nowrap; }
.error-message { color: var(--badge-danger-text); font-size: 0.8rem; margin-top: 0.4rem; min-height: 1.2em; }
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-overlay.active .modal-content { transform: scale(1); }

/* Feedback-Meldungen (für E-Mail-Test etc.) */
.feedback-message { padding: 0.85rem 1rem; margin-bottom: 1.5rem; border-radius: 8px; font-weight: 500; font-size: 0.9rem; border: 1px solid transparent; }
.feedback-success { color: #15803d; background-color: #f0fdf4; border-color: #bbf7d0; }
.feedback-error { color: var(--badge-danger-text); background-color: var(--badge-danger-bg); border-color: #fecaca; }

/* =================================== */
/* Mobile Optimierung (Responsive)   */
/* =================================== */
@media (max-width: 768px) {
    .navigation { position: static; width: 100%; height: auto; padding: 0; box-sizing: border-box; flex-direction: column; align-items: stretch; overflow-y: visible; }
    .main-content { margin-left: 0; min-height: 0; }
    .nav-header {
        display: flex; justify-content: space-between; align-items: center;
        padding: calc(0.5rem + env(safe-area-inset-top)) calc(1rem + env(safe-area-inset-right)) 0.5rem calc(1rem + env(safe-area-inset-left));
    }
    .logo-container { padding: 0; margin-bottom: 0; border-bottom: none; }
    .app-logo { max-height: 35px; }

    .hamburger-menu {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        width: 2rem;
        height: 2rem;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
    }
    .hamburger-menu span { width: 2rem; height: 0.2rem; background: var(--sidebar-text); border-radius: 10px; transition: all 0.3s linear; }

    .nav-content { display: none; width: 100%; background-color: var(--sidebar-bg); padding: 1rem; box-sizing: border-box; }
    .nav-content.active { display: block; }

    .navigation nav ul { flex-direction: column; gap: 0.5rem; }
    .navigation nav a { padding: 0.75rem 1rem; margin-bottom: 0; }
    .logout { margin-top: 1.5rem; }

    .main-content {
        padding: 1rem calc(1.5rem + env(safe-area-inset-right)) calc(1rem + env(safe-area-inset-bottom)) calc(1.5rem + env(safe-area-inset-left));
    }
    .main-header h1 { font-size: 1.3rem; }
    .task-card .task-title { font-size: 0.95rem; }
    .modal-content { width: 90%; }
    .search-bar .form-input { max-width: none; }
}
/* Stil für Aufgaben "in Bearbeitung" */
.task-card.task--in-progress {
    border-left: 3px solid #f59e0b; /* Amber-Rand links */
}
/* Stil für die Gruppen-Überschriften */
.task-group-title {
    font-size: 1.05rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--primary-text);
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.task-group-title:first-child {
    margin-top: 0;
}
.task-group-title-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    font: inherit;
    color: inherit;
    text-transform: inherit;
    letter-spacing: inherit;
    cursor: pointer;
}
.task-group-title-chevron { font-size: 18px; transition: transform 0.15s ease; }
.task-group-title-btn[aria-expanded="false"] .task-group-title-chevron { transform: rotate(-90deg); }
/* Einheitliche Stile für Status-Buttons: runde Icon-Buttons */
.status-btn-start, .status-btn-stop, .status-btn-wait {
    width: 30px; height: 30px;
    display: inline-flex; align-items: center; justify-content: center;
    background-color: var(--primary-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0;
    cursor: pointer;
    line-height: 1;
    color: var(--text-secondary);
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.status-btn-start .material-symbols-outlined,
.status-btn-stop .material-symbols-outlined,
.status-btn-wait .material-symbols-outlined { font-size: 17px; }

/* Start-Button als primäre, positive Aktion akzentuiert */
.status-btn-start {
    background-color: var(--accent-soft-bg);
    color: var(--accent-soft-text);
    border-color: #c7d2fe;
}
.status-btn-start:hover { background-color: #e0e7ff; }

.status-btn-stop:hover,
.status-btn-wait:hover {
    background-color: var(--secondary-bg);
    border-color: var(--border-color-strong);
    color: var(--primary-text);
}
/* Stil für Aufgaben in der Warteschleife */
.task-card.task--waiting {
    border-left: 3px solid #a1a1aa; /* Neutraler grauer Rand */
    opacity: 0.75;
}

/* =================================== */
/* Such-/Filterleiste                 */
/* =================================== */
.search-bar { margin-bottom: 1.5rem; }
.search-bar .form-input { max-width: 320px; }
.search-empty-state { color: var(--text-secondary); margin-bottom: 1.5rem; }

/* =================================== */
/* Toast-Benachrichtigungen           */
/* =================================== */
#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    z-index: 2000;
}
.toast {
    background-color: var(--primary-text);
    color: var(--primary-bg);
    padding: 0.7rem 1.1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 10px 25px rgba(24,24,27,0.25);
}
.toast .material-symbols-outlined { font-size: 17px; color: #a1a1aa; }
.toast.toast-visible { opacity: 1; transform: translateY(0); }
.toast.toast-success .material-symbols-outlined { color: #4ade80; }
.toast.toast-error .material-symbols-outlined { color: #f87171; }
.toast.toast-reminder .material-symbols-outlined { color: #a5b4fc; }

/* =================================== */
/* Login-Seite                        */
/* =================================== */
body.login-page {
    display: flex;
    min-height: 100vh;
    justify-content: center;
    align-items: center;
    background-color: var(--secondary-bg);
    background-image: radial-gradient(var(--border-color-strong) 1px, transparent 1px);
    background-size: 20px 20px;
}
.login-container {
    background-color: var(--primary-bg);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(24,24,27,0.06);
    width: 100%;
    max-width: 400px;
    box-sizing: border-box;
}
.login-container h1 { color: var(--primary-text); text-align: center; margin-bottom: 2rem; font-size: 1.3rem; font-weight: 600; }
.login-btn {
    position: relative;
    overflow: hidden;
    width: 100%;
    background-color: var(--accent-color);
    color: var(--accent-text);
    border: none;
    border-radius: 8px;
    padding: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.15s ease, transform 0.1s ease;
}
.login-btn:hover { background-color: #4338ca; }
.login-btn:active { transform: scale(0.98); }
.login-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -75%;
    width: 50%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.35), transparent);
    transform: skewX(-20deg);
    transition: left 0.6s ease;
}
.login-btn:hover::after { left: 125%; }
.login-btn.is-loading {
    color: transparent;
    cursor: default;
}
.login-btn.is-loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: login-btn-spin 0.6s linear infinite;
}
@keyframes login-btn-spin {
    to { transform: rotate(360deg); }
}
.login-error-message {
    color: var(--badge-danger-text);
    background-color: var(--badge-danger-bg);
    border: 1px solid #fecaca;
    border-radius: 8px;
    padding: 0.75rem;
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
}

@media (max-width: 480px) {
    body.login-page { background-color: var(--primary-bg); align-items: flex-start; }
    .login-container {
        box-shadow: none; border: none; border-radius: 0; max-width: none;
        padding: calc(2rem + env(safe-area-inset-top)) calc(1.5rem + env(safe-area-inset-right)) calc(1.5rem + env(safe-area-inset-bottom)) calc(1.5rem + env(safe-area-inset-left));
    }
    .login-container h1 { margin-top: 2rem; }
}