/* ============================================
   Kalender - Wasserwacht Unterhaching
   ============================================ */

:root {
    --cal-primary: #004a99;
    --cal-primary-light: #e8f0fe;
    --cal-primary-dark: #003372;
    --cal-accent: #cc0000;
    --cal-bg: #ffffff;
    --cal-bg-alt: #f8f9fa;
    --cal-text: #1a1a1a;
    --cal-text-light: #6c757d;
    --cal-border: #dee2e6;
    --cal-today-bg: #fff3cd;
    --cal-today-border: #ffc107;
    --cal-internal: #6c757d;
    --cal-weekend: #f5f5f5;
    --cal-radius: 8px;
    --cal-shadow: 0 2px 8px rgba(0,0,0,0.08);
    --cal-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--cal-font);
    color: var(--cal-text);
    background: var(--cal-bg);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--cal-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Layout ---- */
.calendar-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 16px;
}

.iframe-mode .calendar-wrapper {
    max-width: 100%;
    padding: 8px;
}

/* ---- Header ---- */
.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0 16px;
    border-bottom: 2px solid var(--cal-primary);
    margin-bottom: 16px;
}

.calendar-header h1 {
    font-size: 1.4rem;
    color: var(--cal-primary);
    font-weight: 700;
}

.header-subtitle {
    font-size: 0.85rem;
    color: var(--cal-text-light);
}

.header-right {
    display: flex;
    gap: 8px;
}

/* ---- Navigation ---- */
.calendar-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    gap: 12px;
}

.nav-center {
    text-align: center;
    flex: 1;
}

.month-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--cal-text);
    margin-bottom: 6px;
}

.nav-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.3rem;
    color: var(--cal-primary);
    background: var(--cal-bg-alt);
    text-decoration: none;
    transition: background 0.2s;
    flex-shrink: 0;
}
.nav-arrow:hover {
    background: var(--cal-primary-light);
    text-decoration: none;
}

.view-toggle {
    display: inline-flex;
    border: 1px solid var(--cal-border);
    border-radius: 20px;
    overflow: hidden;
    font-size: 0.8rem;
}
.view-toggle a {
    padding: 4px 14px;
    color: var(--cal-text-light);
    text-decoration: none;
    transition: all 0.2s;
}
.view-toggle a.active {
    background: var(--cal-primary);
    color: #fff;
}
.view-toggle a:hover:not(.active) {
    background: var(--cal-bg-alt);
}

/* ---- Kalender-Grid ---- */
.calendar-grid {
    border: 1px solid var(--cal-border);
    border-radius: var(--cal-radius);
    overflow: hidden;
    box-shadow: var(--cal-shadow);
}

.weekday-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: var(--cal-primary);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.weekday-header span {
    padding: 8px 4px;
    text-align: center;
}
.weekday-header .weekend {
    background: var(--cal-primary-dark);
}

.days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.day-cell {
    min-height: 80px;
    border-right: 1px solid var(--cal-border);
    border-bottom: 1px solid var(--cal-border);
    padding: 4px;
    position: relative;
    overflow: hidden;
}
.day-cell:nth-child(7n) { border-right: none; }
.day-cell.empty { background: var(--cal-bg-alt); }
.day-cell.weekend { background: var(--cal-weekend); }
.day-cell.today {
    background: var(--cal-today-bg);
    box-shadow: inset 0 0 0 2px var(--cal-today-border);
}

.day-number {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--cal-text-light);
    padding: 2px 4px;
    line-height: 1;
}
.today .day-number {
    background: var(--cal-today-border);
    color: #fff;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ---- Event-Dots im Grid ---- */
.event-dot {
    display: block;
    font-size: 0.7rem;
    line-height: 1.3;
    padding: 1px 4px;
    margin: 1px 0;
    border-radius: 3px;
    background: var(--cal-primary);
    color: #fff;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity 0.2s;
}
.event-dot:hover { opacity: 0.85; }
.event-dot.internal {
    background: var(--cal-internal);
    border-left: 3px solid #495057;
}
.event-dot-text {
    pointer-events: none;
}

/* ---- Listenansicht ---- */
.event-list {
    border: 1px solid var(--cal-border);
    border-radius: var(--cal-radius);
    overflow: hidden;
    box-shadow: var(--cal-shadow);
}

.list-date-header {
    background: var(--cal-bg-alt);
    padding: 8px 16px;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--cal-text-light);
    border-bottom: 1px solid var(--cal-border);
}

.list-event {
    display: flex;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--cal-border);
    transition: background 0.15s;
}
.list-event:hover { background: var(--cal-bg-alt); }
.list-event:last-child { border-bottom: none; }

.list-event-color {
    width: 4px;
    border-radius: 2px;
    flex-shrink: 0;
    align-self: stretch;
}

.list-event-title {
    font-weight: 600;
    font-size: 0.95rem;
}

.list-event-time,
.list-event-location {
    font-size: 0.8rem;
    color: var(--cal-text-light);
    margin-top: 2px;
}
.list-event-location::before { content: '\1F4CD '; }

.list-event-desc {
    font-size: 0.85rem;
    color: var(--cal-text);
    margin-top: 4px;
    line-height: 1.4;
}

.empty-state {
    padding: 40px 20px;
    text-align: center;
    color: var(--cal-text-light);
    font-size: 0.95rem;
}

/* ---- Badges ---- */
.badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    vertical-align: middle;
    margin-left: 4px;
}
.badge-internal { background: var(--cal-internal); color: #fff; }
.badge-public { background: var(--cal-primary); color: #fff; }

/* ---- Footer ---- */
.calendar-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 12px;
    padding-top: 12px;
    font-size: 0.8rem;
}

.ical-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--cal-text-light);
}
.ical-link:hover { color: var(--cal-primary); }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 18px;
    border: 2px solid var(--cal-primary);
    border-radius: var(--cal-radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    font-family: var(--cal-font);
}
.btn:hover { text-decoration: none; }
.btn-primary {
    background: var(--cal-primary);
    color: #fff;
}
.btn-primary:hover { background: var(--cal-primary-dark); }
.btn-outline {
    background: transparent;
    color: var(--cal-primary);
}
.btn-outline:hover { background: var(--cal-primary-light); }
.btn-danger {
    border-color: var(--cal-accent);
    background: var(--cal-accent);
    color: #fff;
}
.btn-danger:hover { background: #a00; border-color: #a00; }
.btn-small { padding: 4px 12px; font-size: 0.8rem; }
.btn-block { width: 100%; }
.btn-icon {
    padding: 6px 10px;
    border: 1px solid var(--cal-border);
    background: var(--cal-bg);
    border-radius: 6px;
    color: var(--cal-text-light);
}
.btn-icon:hover { background: var(--cal-bg-alt); color: var(--cal-text); }

/* ---- Forms ---- */
.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 4px;
    color: var(--cal-text);
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--cal-border);
    border-radius: 6px;
    font-size: 0.9rem;
    font-family: var(--cal-font);
    transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cal-primary);
    box-shadow: 0 0 0 3px rgba(0,74,153,0.1);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}
.form-check input[type="checkbox"] { width: auto; }

/* ---- Alerts ---- */
.alert {
    padding: 10px 16px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 0.9rem;
}
.alert-error { background: #f8d7da; color: #721c24; }
.alert-success { background: #d4edda; color: #155724; }
.alert-info { background: #d1ecf1; color: #0c5460; }

/* ---- Modal ---- */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 16px;
}
.modal-overlay[hidden] { display: none; }
.modal-content {
    background: #fff;
    border-radius: var(--cal-radius);
    padding: 24px;
    max-width: 500px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}
.modal-close {
    position: absolute;
    top: 12px; right: 16px;
    background: none; border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--cal-text-light);
    line-height: 1;
}
.modal-close:hover { color: var(--cal-text); }
.modal-title {
    font-size: 1.1rem;
    margin-bottom: 12px;
    padding-right: 24px;
}
.modal-body { font-size: 0.9rem; }
.modal-body p { margin-bottom: 6px; }
.modal-body .detail-label { font-weight: 600; color: var(--cal-text-light); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }

/* ---- Login ---- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cal-bg-alt);
}
.login-container { width: 100%; max-width: 400px; padding: 16px; }
.login-card {
    background: #fff;
    padding: 32px;
    border-radius: var(--cal-radius);
    box-shadow: var(--cal-shadow);
}
.login-card h1 {
    font-size: 1.3rem;
    color: var(--cal-primary);
    margin-bottom: 4px;
}
.login-subtitle {
    color: var(--cal-text-light);
    font-size: 0.85rem;
    margin-bottom: 24px;
}
.login-back {
    text-align: center;
    margin-top: 16px;
    font-size: 0.85rem;
}

/* ---- Admin ---- */
.admin-layout {
    display: flex;
    min-height: 100vh;
}
.admin-sidebar {
    width: 220px;
    background: var(--cal-primary);
    color: #fff;
    padding: 20px 0;
    flex-shrink: 0;
}
.admin-sidebar h2 {
    font-size: 1rem;
    padding: 0 16px 12px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    margin-bottom: 8px;
}
.admin-sidebar .user-info {
    padding: 0 16px 12px;
    font-size: 0.8rem;
    opacity: 0.7;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    margin-bottom: 8px;
}
.admin-nav a {
    display: block;
    padding: 8px 16px;
    color: rgba(255,255,255,0.85);
    font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.15s;
}
.admin-nav a:hover,
.admin-nav a.active {
    background: rgba(255,255,255,0.1);
    color: #fff;
}

.admin-main {
    flex: 1;
    padding: 24px 32px;
    background: var(--cal-bg-alt);
    overflow-y: auto;
}
.admin-main h1 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--cal-text);
}
.admin-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

/* ---- Admin Tabelle ---- */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: var(--cal-radius);
    overflow: hidden;
    box-shadow: var(--cal-shadow);
}
.data-table th,
.data-table td {
    padding: 10px 14px;
    text-align: left;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--cal-border);
}
.data-table th {
    background: var(--cal-bg-alt);
    font-weight: 600;
    color: var(--cal-text-light);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.data-table tr:hover td { background: var(--cal-bg-alt); }
.data-table .actions {
    display: flex;
    gap: 4px;
    white-space: nowrap;
}

/* ---- Admin Card ---- */
.admin-card {
    background: #fff;
    border-radius: var(--cal-radius);
    padding: 24px;
    box-shadow: var(--cal-shadow);
    margin-bottom: 20px;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .calendar-wrapper { padding: 8px; }
    .calendar-header { flex-direction: column; gap: 8px; align-items: flex-start; }
    .day-cell { min-height: 50px; padding: 2px; }
    .day-number { font-size: 0.7rem; }
    .event-dot { font-size: 0.6rem; padding: 0 2px; }
    .event-dot-text { display: none; }
    .event-dot { width: 8px; height: 8px; border-radius: 50%; margin: 1px auto; padding: 0; }
    .month-title { font-size: 1.1rem; }
    .form-row { grid-template-columns: 1fr; }

    .admin-layout { flex-direction: column; }
    .admin-sidebar { width: 100%; }
    .admin-main { padding: 16px; }
    .data-table { font-size: 0.8rem; }
    .data-table th, .data-table td { padding: 8px; }
}

@media (max-width: 480px) {
    .calendar-nav { gap: 4px; }
    .nav-arrow { width: 32px; height: 32px; font-size: 1rem; }
    .view-toggle { font-size: 0.7rem; }
    .weekday-header { font-size: 0.65rem; }
}