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

:root {
    --primary: #1E88E5;
    --primary-hover: #1976D2;
    --secondary: #6B7280;
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --bg: #F9FAFB;
    --card-bg: #FFFFFF;
    --text: #111827;
    --text-secondary: #6B7280;
    --border: #E5E7EB;
    --border-focus: #4F46E5;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --radius: 8px;
    --radius-lg: 12px;
}

html {
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Typography */
h1, h2, h3 {
    font-weight: 600;
    line-height: 1.3;
}

h1 { font-size: 1.875rem; }
h2 { font-size: 1.25rem; margin-bottom: 0.5rem; }

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

a:hover {
    text-decoration: underline;
}

/* Layout */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.main-content {
    flex: 1;
}

/* Navigation */
.navbar {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.125rem;
    color: var(--text);
}

.nav-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 1rem;
    flex: 1;
}

.nav-link {
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.2s;
}

.nav-link:hover {
    color: var(--text);
    background: var(--bg);
    text-decoration: none;
}

.nav-link.active {
    color: var(--primary);
    background: rgba(79, 70, 229, 0.1);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.user-name {
    font-weight: 500;
    color: var(--text);
}

/* Footer */
.footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    border-top: 1px solid var(--border);
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.card h2 {
    color: var(--text);
}

.card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn:hover {
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-hover);
}

.btn-primary:disabled {
    background: var(--secondary);
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-secondary {
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--border);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    width: 100%;
    margin-top: 1rem;
}

.btn-google {
    background: white;
    color: var(--text);
    border: 1px solid var(--border);
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
}

.btn-google:hover {
    background: var(--bg);
    box-shadow: var(--shadow);
}

.google-icon {
    width: 20px;
    height: 20px;
}

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: inline-block;
}

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

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #B45309;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

/* Login Page */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

.login-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    max-width: 400px;
    width: 100%;
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-icon {
    width: 48px;
    height: 48px;
    color: var(--primary);
    margin-bottom: 1rem;
}

.login-header h1 {
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-secondary);
}

.login-features {
    margin: 1.5rem 0;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg);
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
}

.feature-icon {
    font-size: 1.25rem;
}

.login-note {
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 1rem;
}

/* Page Header */
.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    margin-bottom: 0.25rem;
}

.page-header p {
    color: var(--text-secondary);
}

/* Calendar Info Badge */
.calendar-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(79, 70, 229, 0.1);
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
}

.calendar-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
}

.calendar-badge svg {
    width: 18px;
    height: 18px;
}

/* Upload Zone */
.file-input-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
    opacity: 0;
}

.upload-zone {
    display: block;
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    /* Improve mobile tap target */
    -webkit-tap-highlight-color: rgba(0,0,0,0);
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
}

/* Focus state for accessibility */
.file-input-hidden:focus + .upload-zone,
.upload-zone:focus-within {
    border-color: var(--primary);
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--primary);
    background: rgba(79, 70, 229, 0.05);
}

.upload-icon {
    width: 48px;
    height: 48px;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.upload-zone p {
    margin-bottom: 0.25rem;
}

.upload-hint {
    color: var(--primary);
    font-size: 0.875rem;
}

.upload-formats {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* Upload Preview */
.upload-preview {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg);
    border-radius: var(--radius);
    margin-top: 1rem;
}

.upload-preview img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--radius);
}

.preview-info {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Jobs List */
.jobs-list {
    margin-top: 1rem;
}

.job-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}

.job-item:last-child {
    border-bottom: none;
}

.job-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.job-icon svg {
    width: 24px;
    height: 24px;
}

.icon-success { color: var(--success); }
.icon-error { color: var(--error); }
.icon-pending { color: var(--warning); }

.job-info {
    flex: 1;
}

.job-name {
    font-weight: 500;
}

.job-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.job-status {
    text-transform: capitalize;
    font-weight: 500;
}

.status-completed { color: var(--success); }
.status-failed { color: var(--error); }
.status-processing { color: var(--primary); }
.status-pending { color: var(--warning); }

.job-error {
    color: var(--error);
}

.job-time {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

/* Calendar List (Settings) */
.calendar-list {
    margin-top: 1rem;
}

.calendar-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
}

.calendar-item:hover {
    border-color: var(--primary);
    background: rgba(79, 70, 229, 0.05);
}

.calendar-item.selected {
    border-color: var(--primary);
    background: rgba(79, 70, 229, 0.1);
}

.calendar-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.calendar-info {
    flex: 1;
}

.calendar-name {
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.badge {
    font-size: 0.75rem;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.badge-primary {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary);
}

.calendar-select .icon-check {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

/* Account Section */
.account-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.account-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.account-name {
    font-weight: 600;
}

.account-email {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Notification Toast */
.notification {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    background: var(--text);
    color: white;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

.notification.success {
    background: var(--success);
}

.notification.error {
    background: var(--error);
}

@keyframes slideIn {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Events Management Page */
.month-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.month-selector h2 {
    min-width: 180px;
    text-align: center;
    margin: 0;
}

.events-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg);
    border-radius: var(--radius);
    margin-top: 1rem;
}

.toolbar-left, .toolbar-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 500;
}

.selected-count {
    color: var(--primary);
    font-weight: 500;
}

.btn-error {
    background: var(--error);
    color: white;
}

.btn-error:hover {
    background: #DC2626;
}

.event-date-group {
    margin-bottom: 1rem;
}

.event-date-header {
    font-weight: 600;
    color: var(--text-secondary);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.5rem;
}

.event-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    border-radius: var(--radius);
    transition: background 0.2s;
}

.event-item:hover {
    background: var(--bg);
}

.checkbox-container {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.checkbox-container input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.event-details {
    flex: 1;
}

.event-title {
    font-weight: 500;
}

.event-meta {
    display: flex;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.event-code {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary);
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.btn-icon {
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: var(--radius);
    transition: all 0.2s;
}

.btn-icon:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.loading-state, .error-state, .empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-secondary);
}

.loading-state .spinner {
    margin-bottom: 1rem;
}

.empty-state svg {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal-content {
    position: relative;
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 400px;
    width: 90%;
}

.modal-content h3 {
    margin-bottom: 0.5rem;
}

.modal-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Responsive */
@media (max-width: 640px) {
    .navbar {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .nav-links {
        order: 3;
        width: 100%;
        justify-content: center;
    }
    
    .user-name {
        display: none;
    }
    
    .container {
        padding: 1rem;
    }
    
    .card {
        padding: 1rem;
    }
    
    .login-card {
        padding: 1.5rem;
    }
    
    /* Events page responsive */
    .events-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .toolbar-left, .toolbar-right {
        justify-content: space-between;
    }
    
    .toolbar-right {
        flex-wrap: wrap;
    }
    
    .toolbar-right .btn {
        flex: 1;
        min-width: 100px;
    }
    
    .month-selector h2 {
        font-size: 1.125rem;
        min-width: 140px;
    }
    
    .notification {
        left: 1rem;
        right: 1rem;
        bottom: 1rem;
    }
}

/* ============================================
   CALENDAR VIEW STYLES
   ============================================ */

.calendar-container {
    max-width: 1200px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.calendar-nav {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.calendar-nav h1 {
    font-size: 1.5rem;
    min-width: 200px;
    text-align: center;
    margin: 0;
}

.calendar-filters {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.form-select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card-bg);
    font-size: 0.875rem;
    min-width: 180px;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary);
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    white-space: nowrap;
    user-select: none;
}

.toggle-label input[type="checkbox"] {
    position: relative;
    width: 40px;
    height: 22px;
    appearance: none;
    -webkit-appearance: none;
    background: var(--border);
    border-radius: 11px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.toggle-label input[type="checkbox"]::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 18px;
    height: 18px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    transition: transform 0.2s ease;
}

.toggle-label input[type="checkbox"]:checked {
    background: var(--primary);
}

.toggle-label input[type="checkbox"]:checked::before {
    transform: translateX(18px);
}

.toggle-label input[type="checkbox"]:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.toggle-text {
    color: var(--text-secondary);
    transition: color 0.2s;
}

.toggle-label input[type="checkbox"]:checked + .toggle-text {
    color: var(--text);
}

/* Calendar Grid */

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    border-bottom: 1px solid var(--border);
}

.calendar-day-header {
    padding: 0.75rem;
    text-align: center;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-secondary);
    background: var(--bg);
}

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

.calendar-day {
    min-height: 100px;
    padding: 0.5rem;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--card-bg);
    transition: background 0.2s;
}

.calendar-day:nth-child(7n) {
    border-right: none;
}

.calendar-day:hover {
    background: var(--bg);
}

.calendar-day.other-month {
    background: var(--bg);
    opacity: 0.5;
}

.calendar-day.today {
    background: rgba(79, 70, 229, 0.05);
}

.calendar-day.today .day-number {
    background: var(--primary);
    color: white;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.day-number {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--text);
    margin-bottom: 0.25rem;
}

.day-events {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin-top: 2px;
}

.day-event {
    font-size: 0.7rem;
    padding: 3px 5px;
    border-radius: 4px;
    background: var(--primary);
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
    font-weight: 500;
    text-shadow: 0 1px 1px rgba(0,0,0,0.1);
}

/* Show full title on desktop, hide mobile code */
.event-code-mobile {
    display: none;
}

.event-title-full {
    display: inline;
}

.day-event:hover {
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(0,0,0,0.25);
    opacity: 0.95;
}

.day-event:active {
    transform: scale(0.98);
}

.day-event.non-app-event {
    opacity: 0.7;
    font-style: italic;
}

.day-event-more {
    font-size: 0.65rem;
    color: var(--primary);
    padding: 2px 4px;
    cursor: pointer;
    font-weight: 600;
    text-align: center;
    background: rgba(79, 70, 229, 0.1);
    border-radius: 3px;
    transition: background 0.15s ease;
}

.day-event-more:hover {
    background: rgba(79, 70, 229, 0.2);
}

/* Day Events Popup */
.day-events-popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.day-events-popup .popup-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
}

.day-events-popup .popup-content {
    position: relative;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 320px;
    width: 90%;
    max-height: 70vh;
    overflow: hidden;
}

.day-popup-header {
    padding: 1rem;
    font-weight: 600;
    font-size: 1rem;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.day-popup-events {
    padding: 0.5rem;
    max-height: 50vh;
    overflow-y: auto;
}

.day-popup-event {
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    background: var(--bg);
    border-radius: var(--radius);
    cursor: pointer;
    transition: background 0.15s ease;
}

.day-popup-event:hover {
    background: var(--border);
}

.day-popup-event:last-child {
    margin-bottom: 0;
}

.popup-event-title {
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.popup-event-time {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Calendar Loading */
.calendar-loading {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(2px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    z-index: 100;
    animation: fadeIn 0.2s ease;
}

.calendar-loading span:not(.spinner) {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Better calendar wrapper styling */
.calendar-wrapper {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid var(--border);
}

/* Weekend columns subtle highlight */
.calendar-day:nth-child(7n+1),
.calendar-day:nth-child(7n) {
    background: rgba(0,0,0,0.01);
}

.calendar-day.today:nth-child(7n+1),
.calendar-day.today:nth-child(7n) {
    background: rgba(79, 70, 229, 0.05);
}

/* Event Modal */
.event-modal {
    max-width: 500px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
}

.btn-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    line-height: 1;
}

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

.modal-body {
    margin-bottom: 1.5rem;
}

.event-detail-row {
    display: flex;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

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

.detail-label {
    font-weight: 500;
    color: var(--text-secondary);
    min-width: 100px;
}

.detail-value {
    color: var(--text);
}

/* Form styles */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.25rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.form-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
}

.form-input:disabled {
    background: var(--bg);
    cursor: not-allowed;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.modal-actions-left {
    display: flex;
    gap: 0.5rem;
}

.modal-actions-right {
    display: flex;
    gap: 0.5rem;
}

.modal-actions {
    display: flex;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* Calendar Responsive */
@media (max-width: 768px) {
    .calendar-header {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    
    .calendar-nav {
        justify-content: center;
    }
    
    .calendar-nav h1 {
        font-size: 1.25rem;
        min-width: auto;
    }
    
    .calendar-filters {
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.75rem;
    }
    
    .form-select {
        min-width: 140px;
    }
    
    .calendar-day {
        min-height: 80px;
        padding: 0.25rem;
    }
    
    .day-number {
        font-size: 0.8rem;
    }
    
    /* Show shift code instead of full title on tablet */
    .event-code-mobile {
        display: inline;
    }
    
    .event-title-full {
        display: none;
    }
    
    .day-event {
        font-size: 0.6rem;
        padding: 2px 4px;
        text-align: center;
    }
    
    .day-event-more {
        font-size: 0.6rem;
    }
    
    .calendar-day-header {
        font-size: 0.75rem;
        padding: 0.5rem 0.25rem;
    }
    
    /* Modal improvements for tablet */
    .event-modal {
        max-width: 90%;
    }
    
    .modal-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .modal-actions-left,
    .modal-actions-right {
        width: 100%;
        justify-content: stretch;
    }
    
    .modal-actions-left .btn,
    .modal-actions-right .btn {
        flex: 1;
    }
}

@media (max-width: 480px) {
    .calendar-container {
        padding: 0.5rem;
    }
    
    .calendar-day {
        min-height: 65px;
        padding: 2px;
    }
    
    .day-number {
        font-size: 0.7rem;
        font-weight: 600;
    }
    
    .calendar-day.today .day-number {
        width: 22px;
        height: 22px;
        font-size: 0.65rem;
    }
    
    .day-events {
        gap: 1px;
        margin-top: 1px;
    }
    
    /* Compact shift code display on mobile */
    .day-event {
        font-size: 0.55rem;
        padding: 2px 3px;
        border-radius: 2px;
        line-height: 1.3;
        font-weight: 600;
        text-align: center;
    }
    
    .day-event-more {
        font-size: 0.5rem;
        padding: 1px 2px;
    }
    
    .calendar-day-header {
        font-size: 0.55rem;
        padding: 0.4rem 0.1rem;
        font-weight: 600;
    }
    
    .calendar-header {
        padding: 0.5rem;
        margin-bottom: 0.75rem;
        gap: 0.5rem;
    }
    
    .calendar-nav h1 {
        font-size: 1rem;
        min-width: auto;
    }
    
    .calendar-nav {
        gap: 0.4rem;
    }
    
    .calendar-nav .btn {
        padding: 0.35rem 0.5rem;
    }
    
    .calendar-nav .btn svg {
        width: 16px;
        height: 16px;
    }
    
    #todayBtn {
        font-size: 0.7rem;
        padding: 0.35rem 0.6rem;
    }
    
    .calendar-filters {
        width: 100%;
        justify-content: space-between;
        gap: 0.5rem;
    }
    
    .form-select {
        min-width: 100px;
        font-size: 0.7rem;
        padding: 0.35rem 0.4rem;
    }
    
    .toggle-label {
        font-size: 0.65rem;
        gap: 0.35rem;
    }
    
    .toggle-label input[type="checkbox"] {
        width: 32px;
        height: 18px;
        border-radius: 9px;
    }
    
    .toggle-label input[type="checkbox"]::before {
        width: 14px;
        height: 14px;
        top: 2px;
        left: 2px;
    }
    
    .toggle-label input[type="checkbox"]:checked::before {
        transform: translateX(14px);
    }
    
    .toggle-text {
        max-width: 60px;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    /* Mobile modal improvements */
    .modal-content {
        margin: 1rem;
        max-height: calc(100vh - 2rem);
        overflow-y: auto;
    }
    
    .event-modal {
        width: calc(100% - 2rem);
    }
    
    .modal-header h3 {
        font-size: 1rem;
    }
    
    .detail-label {
        min-width: 70px;
        font-size: 0.8rem;
    }
    
    .detail-value {
        font-size: 0.85rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* Day popup mobile */
    .day-events-popup .popup-content {
        max-width: calc(100% - 2rem);
        margin: 1rem;
    }
}

/* Extra small devices */
@media (max-width: 360px) {
    .calendar-day {
        min-height: 55px;
    }
    
    .day-event {
        font-size: 0.5rem;
        padding: 1px 2px;
    }
    
    .day-number {
        font-size: 0.65rem;
    }
    
    .calendar-nav h1 {
        font-size: 0.9rem;
    }
}

/* ============================================
   iOS INSTALL PROMPT STYLES
   ============================================ */

.ios-install-prompt {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    display: flex;
    justify-content: center;
    padding: 1rem;
    padding-bottom: calc(1rem + env(safe-area-inset-bottom));
    background: linear-gradient(to top, rgba(0,0,0,0.5), transparent);
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.ios-install-prompt.show {
    opacity: 1;
    transform: translateY(0);
}

.install-prompt-content {
    position: relative;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    padding: 1.25rem;
    max-width: 340px;
    width: 100%;
}

.install-prompt-close {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
}

.install-prompt-close:hover {
    color: var(--text);
}

.install-prompt-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin: 0 auto 1rem;
}

.install-prompt-icon img {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.install-prompt-text {
    text-align: center;
    margin-bottom: 1rem;
}

.install-prompt-text strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.install-prompt-text p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
}

.install-prompt-steps {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.install-step {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--bg);
    border-radius: var(--radius);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

.install-step span:not(.step-number) {
    flex: 1;
    font-size: 0.875rem;
}

.install-step svg {
    color: var(--primary);
    flex-shrink: 0;
}

.share-icon {
    color: #007AFF !important; /* iOS blue */
}

/* PWA Standalone Mode Adjustments */
@media (display-mode: standalone) {
    /* Add padding for iOS notch/home indicator */
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }
    
    .navbar {
        padding-top: calc(0.75rem + env(safe-area-inset-top));
    }
    
    .footer {
        padding-bottom: calc(1.5rem + env(safe-area-inset-bottom));
    }
    
    /* Hide iOS install prompt in standalone mode */
    .ios-install-prompt {
        display: none !important;
    }
}

/* iOS-specific safe area handling */
@supports (padding: max(0px)) {
    .ios-install-prompt {
        padding-bottom: max(1rem, env(safe-area-inset-bottom));
    }
}