/* ═══════════════════════════════════════════════════════════════
   Abfuhrkalender – Styles
   Premium light-mode design
   ═══════════════════════════════════════════════════════════════ */

/* ── Design Tokens ──────────────────────────────────────────── */
:root {
    --bg-primary: #f4f6f9;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-glass: rgba(0, 0, 0, 0.03);
    --bg-hover: rgba(0, 0, 0, 0.04);
    --border: rgba(0, 0, 0, 0.10);
    --border-focus: rgba(74, 100, 210, 0.45);

    --text-primary: #1a1d27;
    --text-secondary: #5a5f72;
    --text-muted: #9199a8;

    --accent: #4a64d2;
    --accent-hover: #3b52b5;
    --accent-glow: rgba(74, 100, 210, 0.12);
    --success: #16a34a;
    --warning: #d97706;
    --danger: #dc2626;

    /* Waste type colors */
    --color-bio: #795548;
    --color-restmuell: #616161;
    --color-wertstoff: #FFB300;
    --color-papier: #1976D2;
    --color-laub: #43A047;
    --color-weihnachtsbaum: #2E7D32;

    --radius: 12px;
    --radius-sm: 8px;
    --radius-xs: 6px;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);

    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

a { color: var(--accent); }

/* ── App Shell ──────────────────────────────────────────────── */
#app {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 16px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ── Header ─────────────────────────────────────────────────── */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

header h1 {
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.header-icon {
    color: var(--accent);
}

.header-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 6px rgba(74, 100, 210, 0.2));
}

.login-logo {
    width: 120px;
    height: 120px;
    object-fit: contain;
    filter: drop-shadow(0 4px 16px rgba(74, 100, 210, 0.2));
}

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

.header-btn {
    background: var(--bg-glass);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.header-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-focus);
}

/* ── Views ──────────────────────────────────────────────────── */
.view { display: none; flex: 1; }
.view.active { display: block; }

/* ── Login ──────────────────────────────────────────────────── */
.login-card {
    max-width: 400px;
    margin: 80px auto;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 48px 32px;
    box-shadow: var(--shadow);
}

.login-icon {
    color: var(--accent);
    margin-bottom: 16px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.login-card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-card p {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 0.9rem;
}

.login-error {
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid rgba(248, 113, 113, 0.3);
    color: var(--danger);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 0.85rem;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-glass);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn:hover:not(:disabled) {
    background: var(--bg-hover);
    border-color: var(--border-focus);
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-accent {
    background: rgba(74, 222, 128, 0.1);
    border-color: rgba(74, 222, 128, 0.3);
    color: var(--success);
}

.btn-accent:hover:not(:disabled) {
    background: rgba(74, 222, 128, 0.2);
}

.btn-secondary {
    background: var(--bg-glass);
    border-color: var(--border);
    color: var(--text-secondary);
    font-size: 0.8rem;
    padding: 8px 14px;
    margin-bottom: 16px;
}

.btn-secondary:hover {
    color: var(--text-primary);
}

.btn-oidc {
    display: flex;
    width: 100%;
    justify-content: center;
    padding: 14px 24px;
    background: var(--accent);
    border: none;
    border-radius: var(--radius-sm);
    color: #fff;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    gap: 10px;
}

.btn-oidc:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: none;
    color: var(--accent);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    margin-bottom: 20px;
    padding: 4px 0;
    transition: var(--transition);
}

.btn-back:hover { opacity: 0.8; }

.btn-icon {
    background: var(--bg-glass);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.btn-icon:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* ── Calendar Controls ──────────────────────────────────────── */
.calendar-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.year-selector {
    display: flex;
    align-items: center;
    gap: 12px;
}

.year-selector h2 {
    font-size: 1.5rem;
    font-weight: 800;
    min-width: 60px;
    text-align: center;
    color: var(--accent);
}

.calendar-actions {
    display: flex;
    gap: 10px;
}

/* ── Loading / Empty ────────────────────────────────────────── */
.loading-state, .empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin { to { transform: rotate(360deg); } }

.empty-state svg {
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* ── Calendar Web Preview (List View) ──────────────────────── */
.calendar-web-preview {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.list-month-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
}

.list-month-card h3 {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
    color: var(--accent);
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
}

.list-month-card h3:hover {
    opacity: 0.85;
}

.month-chevron {
    transition: transform 0.25s ease;
    flex-shrink: 0;
    color: var(--text-muted);
}

.month-collapsed .month-chevron {
    transform: rotate(-90deg);
}

.month-collapsed .event-list {
    display: none;
}

.month-collapsed h3 {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.event-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.event-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    border: 1px solid transparent;
}

.event-row:hover {
    background: var(--bg-hover);
    border-color: var(--border);
}

.event-today {
    background: var(--accent-glow) !important;
    border-color: var(--accent) !important;
    box-shadow: 0 0 12px var(--accent-glow);
}

.event-past {
    opacity: 0.5;
}

.event-date {
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 90px;
    flex-shrink: 0;
}

.event-weekday {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    min-width: 24px;
}

.event-day {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.event-types {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.event-type-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px 4px 6px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 700;
    white-space: nowrap;
    border: 1.5px solid;
}

.event-type-badge .waste-icon {
    border-radius: 4px;
}

/* Legend bar above the list */
.web-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 8px;
    box-shadow: var(--shadow);
}

.web-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* Waste icon sizing */
.waste-icon {
    display: inline-block;
    vertical-align: middle;
}

@media (max-width: 600px) {
    .event-date {
        min-width: 70px;
    }

    .event-type-badge {
        font-size: 0.8rem;
        padding: 3px 8px;
    }

    .event-day {
        font-size: 0.9rem;
    }
}

/* ── Admin ──────────────────────────────────────────────────── */
.admin-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 16px;
    box-shadow: var(--shadow);
}

.admin-card h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.admin-card h2 svg {
    color: var(--accent);
    flex-shrink: 0;
}

.admin-card h3 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 16px 0 10px;
}

.admin-card p,
.admin-card .hint {
    color: var(--text-secondary);
    font-size: 0.82rem;
    margin-bottom: 16px;
    line-height: 1.5;
}

.admin-status {
    margin-bottom: 12px;
    font-size: 0.85rem;
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.form-group input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.875rem;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-row {
    display: flex;
    gap: 12px;
}

.flex-1 { flex: 1; }
.flex-3 { flex: 3; }

/* ── Waste Type Selector ────────────────────────────────────── */
.waste-type-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.waste-type-chip {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--bg-glass);
    cursor: pointer;
    font-size: 0.78rem;
    color: var(--text-secondary);
    transition: var(--transition);
    user-select: none;
}

.waste-type-chip:hover {
    background: var(--bg-hover);
}

.waste-type-chip.active {
    border-color: currentColor;
    background: rgba(0, 0, 0, 0.05);
    color: var(--text-primary);
}

.waste-type-chip .chip-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.waste-type-chip .chip-check {
    width: 14px;
    height: 14px;
    border: 1.5px solid var(--text-muted);
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.waste-type-chip.active .chip-check {
    background: var(--accent);
    border-color: var(--accent);
}

.waste-type-chip.active .chip-check svg {
    display: block;
}

.waste-type-chip .chip-check svg {
    display: none;
    color: #fff;
}

.btn-save-settings {
    width: 100%;
    justify-content: center;
    padding: 14px;
    font-size: 0.95rem;
    margin-bottom: 40px;
}

/* ── Footer ─────────────────────────────────────────────────── */
.app-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-top: 1px solid var(--border);
    margin-top: auto;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.build-info {
    font-size: 0.7rem;
}

/* ── Toast ──────────────────────────────────────────────────── */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: #1a1d27;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #ffffff;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
    pointer-events: none;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ═══════════════════════════════════════════════════════════════
   PRINT / PDF CALENDAR STYLES (DIN A4 – List View)
   Fröhliches, farbiges Design für den Hausflur-Aushang
   ═══════════════════════════════════════════════════════════════ */

.calendar-print {
    width: 210mm;
    height: 297mm;
    padding: 6mm 8mm;
    background: #ffffff;
    color: #1a1a1a;
    font-family: 'Inter', sans-serif;
    box-sizing: border-box;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.cal-header {
    text-align: center;
    margin-bottom: 3mm;
    padding-bottom: 2mm;
    border-bottom: 2.5px solid #4CAF50;
    flex-shrink: 0;
}

.cal-header h1 {
    font-size: 18pt;
    font-weight: 900;
    color: #000000;
    margin-bottom: 1mm;
}

.cal-header h2 {
    font-size: 11pt;
    font-weight: 800;
    color: #333333;
}

.cal-address {
    font-size: 9pt;
    color: #000;
    font-weight: 600;
    margin-top: 1mm;
}

/* Calendar Grid – 2 columns x 3 rows per page (portrait, 6 months/page) */
.cal-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 2.5mm;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* Page break between half-years */
.cal-page-break {
    page-break-before: always;
    break-before: page;
}

.cal-month {
    border: 2px solid #333333;
    border-radius: 3mm;
    overflow: hidden;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.cal-month-title {
    font-size: 10pt;
    font-weight: 800;
    text-align: center;
    color: #1B5E20;
    padding: 2.5mm;
    background: #E8F5E9;
    margin: 0;
    border-bottom: 1.5px solid #A5D6A7;
}

/* Event list inside month */
.cal-event-list {
    padding: 1.5mm;
    overflow: hidden;
    flex: 1;
    min-height: 0;
}

.cal-event-row {
    display: flex;
    align-items: center;
    gap: 2mm;
    padding: 1.2mm;
    border-bottom: 1px solid #cccccc;
    font-size: 8pt;
    line-height: 1.3;
}

.cal-event-row:last-child {
    border-bottom: none;
}

.cal-event-date {
    display: flex;
    align-items: baseline;
    min-width: 18mm;
    flex-shrink: 0;
    font-variant-numeric: tabular-nums;
}

.cal-event-weekday {
    font-size: 6pt;
    font-weight: 500;
    color: #999999;
    width: 5mm;
    text-align: left;
    flex-shrink: 0;
}

.cal-event-daynum {
    font-size: 8pt;
    font-weight: 800;
    color: #000;
    text-align: right;
    flex: 1;
    font-variant-numeric: tabular-nums;
    font-family: 'Inter', monospace;
}

.cal-event-types {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5mm;
    align-items: center;
}

.cal-event-badge {
    display: inline-flex;
    align-items: center;
    gap: 1mm;
    padding: 0.5mm 2.5mm;
    border-radius: 2mm;
    font-size: 6.5pt;
    font-weight: 800;
    border: 1.5px solid #ffffff;
    box-shadow: 0 0 0 0.8px rgba(0,0,0,0.4);
    white-space: nowrap;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
}

.cal-event-badge .waste-icon-print {
    width: 3.5mm;
    height: 3.5mm;
    filter: brightness(0) invert(1);
}

.cal-no-events {
    text-align: center;
    font-size: 7pt;
    color: #666;
    padding: 3mm;
}

/* Legend */
.cal-legend {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6mm;
    padding: 3mm 0;
    flex-shrink: 0;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 2.5mm;
    font-size: 10pt;
    font-weight: 800;
    color: #000;
}

.legend-dot {
    border-radius: 50%;
    flex-shrink: 0;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
}

.legend-item .waste-icon-print {
    width: 4mm;
    height: 4mm;
}

/* Footer */
.cal-footer {
    text-align: center;
    font-size: 7pt;
    color: #757575;
    margin-top: 2.5mm;
    padding-top: 2mm;
    flex-shrink: 0;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 600px) {
    .calendar-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .year-selector {
        justify-content: center;
    }

    .calendar-actions {
        justify-content: stretch;
    }

    .calendar-actions .btn {
        flex: 1;
        justify-content: center;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    header h1 {
        font-size: 1.05rem;
    }
}