/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* Color Variables & Design Tokens */
:root {
    --bg-primary: #f0f4f8;
    --bg-surface: rgba(255, 255, 255, 0.85);
    --bg-glass: rgba(255, 255, 255, 0.45);
    --border-glass: rgba(255, 255, 255, 0.5);
    --bg-input: rgba(255, 255, 255, 0.6);
    
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-glow: rgba(59, 130, 246, 0.15);
    
    --success: #059669;
    --success-light: #34d399;
    --success-glow: rgba(52, 211, 153, 0.15);
    
    --warning: #d97706;
    --warning-light: #fbbf24;
    --warning-glow: rgba(251, 191, 36, 0.15);
    
    --danger: #dc2626;
    --danger-light: #f87171;
    --danger-glow: rgba(248, 113, 113, 0.15);
    
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-white: #ffffff;
    
    --shadow-sm: 0 2px 8px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 30px -4px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 40px -8px rgba(0, 0, 0, 0.12);
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Dark Mode Variables (Optional / Future enhancement, defaults to clean elegant light glass theme) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0f172a;
        --bg-surface: rgba(30, 41, 59, 0.8);
        --bg-glass: rgba(15, 23, 42, 0.45);
        --border-glass: rgba(255, 255, 255, 0.08);
        --bg-input: rgba(15, 23, 42, 0.65);
        
        --text-main: #f8fafc;
        --text-muted: #94a3b8;
        
        --shadow-md: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    }
}

/* Reset & Core Styling */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Glassmorphism Background Elements */
.bg-decor {
    position: fixed;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--success-light));
    filter: blur(80px);
    opacity: 0.15;
    z-index: -1;
    pointer-events: none;
}
.bg-decor-1 { top: -50px; left: -50px; }
.bg-decor-2 { bottom: 50px; right: -50px; width: 400px; height: 400px; }

/* Navigation */
header {
    background: var(--bg-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    padding: 1rem 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-container h1 {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--primary), var(--success));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

.user-badge {
    background: var(--primary-glow);
    color: var(--primary);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

/* Layout Main Grid */
.app-container {
    display: flex;
    flex: 1;
    padding-bottom: 70px; /* Space for mobile navigation bar */
}

/* Sidebar for Tablet / Desktop */
.sidebar {
    width: 260px;
    background: var(--bg-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--border-glass);
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.nav-item:hover {
    background: var(--primary-glow);
    color: var(--primary);
}

.nav-item.active {
    background: var(--primary);
    color: var(--text-white);
    box-shadow: 0 4px 12px var(--primary-glow);
}

/* Main Content Area */
main {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
}

/* Bottom Nav for Mobile Only */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 65px;
    background: var(--bg-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-glass);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 100;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.04);
}

.bottom-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
    flex: 1;
}

.bottom-item svg {
    width: 22px;
    height: 22px;
    transition: var(--transition-bounce);
}

.bottom-item.active {
    color: var(--primary);
}

.bottom-item.active svg {
    transform: translateY(-4px) scale(1.15);
}

/* Responsive visibility */
@media (max-width: 768px) {
    .sidebar {
        display: none;
    }
}

@media (min-width: 769px) {
    .bottom-nav {
        display: none;
    }
    .app-container {
        padding-bottom: 0;
    }
}

/* Card UI & Common Elements */
.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card {
    background: var(--bg-surface);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* Responsive Grid layouts */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    width: fit-content;
}

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

.btn-primary:hover {
    background: var(--primary-light);
    box-shadow: 0 4px 16px var(--primary-glow);
}

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

.btn-success:hover {
    background: var(--success-light);
    box-shadow: 0 4px 16px var(--success-glow);
}

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

.btn-secondary:hover {
    background: rgba(59, 130, 246, 0.25);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--text-muted);
    color: var(--text-main);
}

.btn-outline:hover {
    background: rgba(0, 0, 0, 0.05);
}

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

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

.btn-full {
    width: 100%;
}

/* Inputs & Form Controls */
.form-group {
    margin-bottom: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-glass);
    background: var(--bg-input);
    color: var(--text-main);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-glow);
    background: var(--text-white);
}

/* Visual Swipeable Calendar Section */
.calendar-slider {
    display: flex;
    gap: 0.75rem;
    overflow-x: auto;
    padding: 0.5rem 0.1rem 1.2rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: none; /* Hide standard Firefox scrollbar */
}

.calendar-slider::-webkit-scrollbar {
    display: none; /* Hide Chrome scrollbar */
}

.date-card {
    min-width: 70px;
    height: 85px;
    background: var(--bg-surface);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    scroll-snap-align: start;
    transition: var(--transition-bounce);
    box-shadow: var(--shadow-sm);
}

.date-card:hover {
    transform: translateY(-4px) scale(1.05);
}

.date-card.active {
    background: var(--primary);
    color: var(--text-white);
    border-color: var(--primary-light);
    box-shadow: 0 8px 20px var(--primary-glow);
}

.date-card .day-name {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    opacity: 0.8;
}

.date-card .day-number {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0.1rem 0;
}

.date-card .dots-container {
    display: flex;
    gap: 3px;
    height: 6px;
}

.dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.dot.blue { background-color: var(--primary-light); }
.dot.green { background-color: var(--success); }
.dot.red { background-color: var(--danger); }

/* Option Cards (AM / PM Selector Cards) */
.options-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.option-card {
    background: var(--bg-surface);
    border: 2px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    text-align: center;
    transition: var(--transition-smooth);
    gap: 0.4rem;
}

.option-card:hover {
    border-color: var(--primary-light);
}

.option-card.active {
    border-color: var(--primary);
    background: var(--primary-glow);
    color: var(--primary);
    font-weight: 700;
}

.option-card svg {
    width: 32px;
    height: 32px;
}

/* Hour Option Pills */
.hours-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.hour-pill {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    background: var(--bg-surface);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.hour-pill:hover {
    background: var(--primary-glow);
    border-color: var(--primary-light);
    color: var(--primary);
}

.hour-pill.active {
    background: var(--primary);
    color: var(--text-white);
    border-color: var(--primary);
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: flex-end; /* Mobile drawer style */
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--bg-surface);
    border-top-left-radius: var(--radius-lg);
    border-top-right-radius: var(--radius-lg);
    border: 1px solid var(--border-glass);
    width: 100%;
    max-width: 500px;
    max-height: 85vh;
    padding: 1.5rem;
    overflow-y: auto;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.2);
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.15);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
}

.modal-close {
    background: var(--bg-primary);
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

@media (min-width: 769px) {
    .modal-overlay {
        align-items: center;
    }
    
    .modal-content {
        border-radius: var(--radius-lg);
        transform: scale(0.9);
    }
    
    .modal-overlay.active .modal-content {
        transform: scale(1);
    }
}

/* Autocomplete/Search items container */
.search-results {
    background: var(--bg-surface);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    margin-top: 0.25rem;
    max-height: 150px;
    overflow-y: auto;
    box-shadow: var(--shadow-sm);
}

.search-item {
    padding: 0.6rem 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.search-item:hover {
    background: var(--primary-glow);
    color: var(--primary);
}

/* Multi-employee Picker selection styles */
.employee-pick-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.employee-pick-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.4);
    border: 1px solid var(--border-glass);
    transition: var(--transition-smooth);
}

.employee-pick-item.conflict {
    background: var(--danger-glow);
    border-color: var(--danger-light);
    color: var(--danger);
    animation: pulse-border 1.5s infinite;
}

.employee-pick-item .emp-info {
    display: flex;
    flex-direction: column;
}

.employee-pick-item .emp-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Work type badge/selectors */
.work-type-selector {
    display: flex;
    gap: 0.3rem;
}

.work-type-badge {
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    background: rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
}

.work-type-badge.active {
    background: var(--primary);
    color: var(--text-white);
}

/* Alert notifications list */
.alert-container {
    position: fixed;
    top: 20px;
    left: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
}

.alert-toast {
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    padding: 1rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    transform: translateY(-50px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.2);
    pointer-events: auto;
    max-width: 450px;
    margin: 0 auto;
}

.alert-toast.active {
    transform: translateY(0);
    opacity: 1;
}

.alert-toast.success { border-left: 5px solid var(--success); }
.alert-toast.danger { border-left: 5px solid var(--danger); }
.alert-toast.warning { border-left: 5px solid var(--warning); }

/* Pulse animation */
@keyframes pulse-border {
    0% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.2); }
    70% { box-shadow: 0 0 0 8px rgba(220, 38, 38, 0); }
    100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0); }
}

/* Login screen overlay style */
.login-screen {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-primary);
    z-index: 5000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    transition: opacity 0.5s ease;
}

.login-card {
    max-width: 400px;
    width: 100%;
    text-align: center;
}

.login-card h2 {
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
}

/* Dashboard Metrics & Layouts */
.metric-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--text-white);
}

.metric-card-alt {
    background: linear-gradient(135deg, var(--success), var(--success-light));
    color: var(--text-white);
}

.metric-num {
    font-size: 2.2rem;
    font-weight: 800;
    margin: 0.5rem 0;
}

/* Interactive Map block */
#map {
    height: 300px;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    z-index: 1;
}

/* Quick schedule list items */
.schedule-list-item {
    border-left: 4px solid var(--primary-light);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.schedule-list-item.conflict-schedule {
    border-left-color: var(--danger);
    background: var(--danger-glow);
}

.schedule-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.schedule-details {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.badge {
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.badge-primary { background: var(--primary-glow); color: var(--primary); }
.badge-success { background: var(--success-glow); color: var(--success); }
.badge-danger { background: var(--danger-glow); color: var(--danger); }

.employee-avatars {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-top: 0.4rem;
}

.avatar-badge {
    background: var(--bg-primary);
    border: 1px solid var(--border-glass);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 0.2rem;
}

/* Passive employee style */
.passive-item {
    opacity: 0.5;
}