/* ==========================================================================
   Medication Administration Record (MAR) CSS variables & Base Styles
   ========================================================================== */
:root {
    /* Color Palette */
    --bg-primary: #f3f4f6;          /* Light grey background */
    --bg-secondary: #e5e7eb;        /* Soft grey for sidebar/topbar */
    --bg-card: #ffffff;             /* Pure white for cards */
    --bg-card-hover: #f9fafb;       /* Slightly off-white on hover */
    --border-color: #d1d5db;        /* Medium-light grey borders */
    --border-focus: #4b5563;        /* Slate border on focus */
    
    --text-main: #111827;           /* Very dark grey/black for readability */
    --text-muted: #374151;          /* Medium-dark grey for subheadings */
    --text-light: #6b7280;          /* Medium grey for small details */
    
    /* Accents */
    --accent-teal: #0f766e;         /* Darker teal for high contrast in light mode */
    --accent-cyan: #0369a1;         /* Darker cyan */
    --accent-emerald: #047857;      /* Darker emerald */
    --accent-rose: #be123c;         /* Darker rose */
    --accent-amber: #b45309;        /* Darker amber */
    --accent-blue: #1d4ed8;         /* Darker blue */
    
    --gradient-primary: linear-gradient(135deg, #0f766e 0%, #0369a1 100%);
    --gradient-accent: linear-gradient(135deg, #0369a1 0%, #1d4ed8 100%);
    --gradient-success: linear-gradient(135deg, #047857 0%, #065f46 100%);
    --gradient-danger: linear-gradient(135deg, #be123c 0%, #9f1239 100%);
    
    /* Signature Pad Specifics */
    --sig-bg: #f8fafc;
    --sig-pen: #0f172a;
    --sig-grid: #e2e8f0;

    /* Spacing & Borders */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.08);
    --shadow-glow: 0 0 15px rgba(15, 118, 110, 0.1);
    
    --font-sans: 'Inter', sans-serif;
    --font-display: 'Outfit', sans-serif;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Dark Mode Colors & Theme Overrides
   ========================================================================== */
[data-theme="dark"] {
    /* Color Palette */
    --bg-primary: #0b0f19;          /* Deep dark slate background */
    --bg-secondary: #111827;        /* Sidebar/topbar dark background */
    --bg-card: #1f2937;             /* Card dark grey */
    --bg-card-hover: #374151;       /* Card hover slightly lighter */
    --border-color: #374151;        /* Dark border color */
    --border-focus: #14b8a6;        /* Teal border focus in dark mode */
    
    --text-main: #f9fafb;           /* Off-white for readability */
    --text-muted: #d1d5db;          /* Soft grey for subheadings */
    --text-light: #9ca3af;          /* Medium-light grey for small details */
    
    /* Signature Pad Specifics */
    --sig-bg: #111827;
    --sig-pen: #f9fafb;
    --sig-grid: #374151;
    
    /* Accents (more vibrant/lighter for dark mode readability) */
    --accent-teal: #14b8a6;         /* Teal */
    --accent-cyan: #06b6d4;         /* Cyan */
    --accent-emerald: #10b981;      /* Emerald */
    --accent-rose: #f43f5e;         /* Rose */
    --accent-amber: #f59e0b;        /* Amber */
    --accent-blue: #3b82f6;         /* Blue */
    
    --gradient-primary: linear-gradient(135deg, #14b8a6 0%, #06b6d4 100%);
    --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-danger: linear-gradient(135deg, #f43f5e 0%, #e11d48 100%);
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 15px rgba(20, 184, 166, 0.25);
}

/* Theme Transition Utilities */
body, .sidebar, .header, .card, .btn, input, select, table, th, td, .stat-card, .client-manager, .med-manager, .client-item, .med-item, .form-tabs, .tab-btn {
    transition: background-color 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1), color 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Theme Toggle Button Specific Styles */
.theme-toggle-btn {
    transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.25s ease;
}
.theme-toggle-btn:hover {
    transform: scale(1.05);
}
.theme-toggle-btn i {
    font-size: 16px;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.theme-toggle-btn:hover i {
    transform: rotate(15deg);
}

/* Signature Inversion in Dark Mode */
[data-theme="dark"] .signature-canvas-container canvas,
[data-theme="dark"] .sig-thumbnail {
    filter: invert(1) brightness(1.8) contrast(1.2);
}

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

html, body {
    max-width: 100%;
    overflow-x: hidden;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-teal);
}

/* ==========================================================================
   Layout Structure
   ========================================================================== */
.app-container {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    min-height: 100vh;
    max-width: 100%;
    overflow-x: hidden;
}

@media (max-width: 1024px) {
    .app-container {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* ==========================================================================
   Sidebar: Client Roster & Stats
   ========================================================================== */
.sidebar {
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 24px;
    height: 100vh;
    position: sticky;
    top: 0;
    overflow-y: auto;
    z-index: 10;
}

@media (max-width: 1024px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: min(320px, 86vw);
        height: 100dvh;
        z-index: 99999;
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 10px 0 30px rgba(0, 0, 0, 0.25);
        border-right: 1px solid var(--border-color);
    }

    .sidebar.open {
        transform: translateX(0);
    }
}

.sidebar-mobile-backdrop {
    display: none !important;
}

.mar-support-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100dvh;
    background: rgba(0, 0, 0, 0.75);
    z-index: 999999;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.mar-support-modal.active {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.brand-icon {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: var(--shadow-glow);
}

.brand h1 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    line-height: 1.2;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sub-brand {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.sidebar-section {
    margin-bottom: 28px;
}

.section-title {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.75px;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.section-title i {
    color: var(--accent-teal);
}

/* Client Manager */
.client-manager, .med-manager {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
}

.client-add-form, .med-add-form {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.client-add-form input, .med-add-form input {
    flex: 1;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    padding: 8px 12px;
    font-size: 13px;
    transition: var(--transition-smooth);
}

.client-add-form input:focus, .med-add-form input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 2px rgba(20, 184, 166, 0.15);
}

.client-add-form button, .med-add-form button {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    border: none;
    border-radius: var(--radius-sm);
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.client-add-form button:hover, .med-add-form button:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-glow);
}

.client-list, .med-list {
    list-style: none;
    max-height: 220px;
    overflow-y: auto;
    padding-right: 4px;
}

.client-item, .med-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid transparent;
    margin-bottom: 6px;
    transition: var(--transition-smooth);
}

.client-item:hover, .med-item:hover {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

.client-name, .med-name {
    display: flex;
    align-items: center;
    gap: 8px;
}

.client-name::before, .med-name::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent-teal);
}

.btn-remove-client, .btn-remove-med {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.btn-remove-client:hover, .btn-remove-med:hover {
    color: var(--accent-rose);
    background-color: rgba(244, 63, 94, 0.1);
}

/* Quick Stats */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.stat-card {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    text-align: center;
}

.stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-teal);
}

.stat-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    font-size: 11px;
    color: var(--text-light);
}

.status-badge-online {
    color: var(--accent-emerald);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.status-badge-online .dot {
    width: 6px;
    height: 6px;
    background-color: var(--accent-emerald);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 6px var(--accent-emerald);
}

.copyright {
    margin-top: 6px;
}

.copyright-link {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-smooth);
}

.copyright-link:hover {
    color: var(--accent-teal);
    text-decoration: underline;
}

/* ==========================================================================
   Main Content Area
   ========================================================================== */
.main-content {
    padding: 32px;
    max-width: 1760px;
    margin: 0 auto;
    width: 100%;
    min-width: 0;
}

@media (max-width: 768px) {
    .main-content {
        padding: 16px;
    }
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    gap: 16px;
    flex-wrap: wrap;
}

.header-title h2 {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.current-date-display {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 2px;
}

.header-actions {
    display: flex;
    gap: 12px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 20px rgba(20, 184, 166, 0.35);
}

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

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

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

.btn-secondary-outline:hover {
    color: var(--text-main);
    border-color: var(--text-muted);
}

.btn-success {
    background: var(--gradient-success);
    color: var(--bg-primary);
}

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.3);
}

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-md);
    margin-bottom: 32px;
}

@media (max-width: 480px) {
    .card {
        padding: 16px;
    }
}

.card-header {
    margin-bottom: 24px;
}

.card-title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title i {
    color: var(--accent-teal);
}

.card-subtitle {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Form Styles */
.med-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row-two {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-row-three {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

@media (max-width: 768px) {
    .form-row-two, .form-row-three {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
}

.required {
    color: var(--accent-rose);
}

/* Inputs, Selects, Textareas */
input[type="text"],
input[type="password"],
input[type="date"],
input[type="time"],
select {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-main);
    padding: 11px 16px;
    font-size: 14px;
    font-family: var(--font-sans);
    transition: var(--transition-smooth);
    width: 100%;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="date"]:focus,
input[type="time"]:focus,
select:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

/* Custom Select Dropdown Styling */
.select-wrapper {
    position: relative;
    width: 100%;
}

.select-wrapper select {
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    padding-right: 40px;
}

.select-arrow {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    color: var(--text-muted);
    font-size: 12px;
}

/* Input Icon Container */
.input-with-icon {
    position: relative;
}

.input-with-icon input {
    padding-right: 40px;
}

.input-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    pointer-events: none;
}

/* Time Slot Custom Radio Selectors */
.time-slot-selector {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
    background-color: var(--bg-secondary);
    padding: 5px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

@media (max-width: 768px) {
    .time-slot-selector {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .time-slot-selector {
        grid-template-columns: repeat(2, 1fr);
    }
}

.slot-pill {
    cursor: pointer;
}

.slot-pill input[type="radio"] {
    display: none;
}

.pill-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    transition: var(--transition-smooth);
    text-align: center;
}

.slot-pill input[type="radio"]:checked + .pill-label {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: var(--shadow-sm);
}

/* Signatures */
.signature-row {
    margin-top: 8px;
}

.signature-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2px;
}

.btn-clear-canvas {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.btn-clear-canvas:hover {
    color: var(--accent-rose);
    background-color: rgba(244, 63, 94, 0.1);
}

.signature-canvas-container {
    background-color: var(--sig-bg);
    border: 2px dashed #cbd5e1;
    border-radius: var(--radius-md);
    height: 80px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.signature-canvas-container:focus-within {
    border-color: var(--accent-teal);
}

.signature-canvas-container canvas {
    width: 100%;
    height: 100%;
    cursor: crosshair;
    display: block;
}

/* Signature Grid Helper lines overlay (resembles paper log) */
.signature-canvas-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    border-top: 1px dotted #94a3b8;
    pointer-events: none;
    opacity: 0.4;
}

.signature-hint {
    font-size: 11px;
    color: var(--text-light);
    margin-top: 2px;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

/* ==========================================================================
   Logs Panel & Table
   ========================================================================== */
.logs-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    flex-wrap: wrap;
}

.logs-filters {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .logs-filters {
        width: 100%;
        margin-top: 12px;
    }
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.filter-group label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.filter-group select,
.filter-group input {
    padding: 8px 12px;
    font-size: 12px;
    border-radius: var(--radius-sm);
    min-width: 130px;
    height: 36px;
}

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

.btn-clear-filters:hover {
    color: var(--accent-rose);
    border-color: var(--accent-rose);
    background-color: rgba(244, 63, 94, 0.05);
}

/* Table Design */
.table-container {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-secondary);
}

.log-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 13px;
}

.log-table th {
    background-color: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-muted);
    font-weight: 600;
    padding: 14px 16px;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
}

.log-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.log-table tbody tr:last-child td {
    border-bottom: none;
}

.log-table tbody tr {
    transition: var(--transition-smooth);
}

.log-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.015);
}

.text-center {
    text-align: center;
}

/* Table Badges & Status */
.time-slot-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 11px;
}

.time-slot-badge.morning {
    background-color: rgba(245, 158, 11, 0.15);
    color: var(--accent-amber);
}

.time-slot-badge.afternoon {
    background-color: rgba(6, 182, 212, 0.15);
    color: var(--accent-cyan);
}

.time-slot-badge.evening {
    background-color: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
}

.time-slot-badge.night {
    background-color: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
}

.time-slot-badge.prn {
    background-color: rgba(244, 63, 94, 0.15);
    color: var(--accent-rose);
}

.sig-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    background-color: rgba(16, 185, 129, 0.12);
    color: var(--accent-emerald);
}

.sig-badge.unsigned {
    background-color: rgba(244, 63, 94, 0.12);
    color: var(--accent-rose);
}

/* Mini canvas/signature preview in table */
.sig-thumbnail {
    display: block;
    max-height: 28px;
    max-width: 80px;
    margin: 0 auto;
    background-color: var(--sig-bg);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 2px;
    object-fit: contain;
}

/* Actions */
.btn-delete-log {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    transition: var(--transition-smooth);
}

.btn-delete-log:hover {
    color: var(--accent-rose);
    background-color: rgba(244, 63, 94, 0.1);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 40px;
    margin-bottom: 16px;
    color: var(--text-light);
}

.empty-state p {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 4px;
}

.empty-state span {
    font-size: 13px;
}

/* ==========================================================================
   Toasts (Alert Notification System)
   ========================================================================== */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.toast {
    background-color: var(--bg-card);
    border-left: 4px solid var(--accent-teal);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    pointer-events: auto;
    min-width: 300px;
    max-width: 450px;
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateX(120%);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left-color: var(--accent-emerald);
}

.toast-error {
    border-left-color: var(--accent-rose);
}

.toast-info {
    border-left-color: var(--accent-cyan);
}

.toast-icon {
    font-size: 18px;
}

.toast-success .toast-icon { color: var(--accent-emerald); }
.toast-error .toast-icon { color: var(--accent-rose); }
.toast-info .toast-icon { color: var(--accent-cyan); }

.toast-message {
    font-size: 13px;
    font-weight: 500;
    flex: 1;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition-smooth);
}

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

/* ==========================================================================
   Mobile Responsive Navigation and Layout Overrides
   ========================================================================== */
.header-left {
    display: flex;
    align-items: center;
}

.mobile-toggle-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    margin-right: 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition-smooth);
}

.mobile-toggle-btn:hover {
    background-color: var(--border-color);
}

.sidebar-close-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    margin-left: auto;
    transition: var(--transition-smooth);
}

.sidebar-close-btn:hover {
    color: var(--accent-rose);
    background-color: rgba(244, 63, 94, 0.1);
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(11, 15, 25, 0.6);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
}

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

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .app-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: fixed;
        top: 0;
        left: -280px;
        width: 280px;
        height: 100vh;
        box-shadow: var(--shadow-lg);
        transition: var(--transition-smooth);
        z-index: 1000;
        background-color: var(--bg-secondary);
    }
    
    .sidebar.active {
        left: 0;
    }
    
    .mobile-toggle-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    
    .sidebar-close-btn {
        display: inline-block;
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: 16px;
    }
    
    .logs-filters {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        width: 100%;
        gap: 10px;
    }
    
    .filter-group select,
    .filter-group input {
        width: 100%;
        min-width: 0;
    }
    
    .btn-clear-filters {
        grid-column: span 3;
        width: 100%;
    }
}

@media (max-width: 600px) {
    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .header-actions {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    
    .header-actions .btn {
        width: 100%;
        justify-content: center;
        font-size: 13px;
        padding: 10px 12px;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 12px;
    }
    
    .header-actions {
        grid-template-columns: 1fr;
    }
    
    .logs-filters {
        grid-template-columns: 1fr;
    }
    
    .btn-clear-filters {
        grid-column: span 1;
    }
    
    .form-actions {
        flex-direction: column-reverse;
        gap: 10px;
    }
    
    .form-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Medications Checklist Grid */
.medications-checklist-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    max-height: 160px;
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 8px;
    transition: var(--transition-smooth);
}

.medications-checklist-container:focus-within {
    border-color: var(--border-focus);
}

.med-check-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid transparent;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition-smooth);
    user-select: none;
}

.med-check-item:hover {
    background-color: var(--bg-card-hover);
    border-color: var(--border-color);
}

.med-check-item.selected {
    background-color: rgba(20, 184, 166, 0.1);
    border-color: var(--accent-teal);
}

.med-check-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-teal);
    cursor: pointer;
}

.empty-checklist {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    color: var(--text-light);
    font-size: 13px;
    text-align: center;
    gap: 8px;
}

.empty-checklist i {
    font-size: 24px;
    color: var(--text-light);
}

@media (max-width: 480px) {
    .medications-checklist-container {
        grid-template-columns: 1fr;
    }
}

/* Sidebar Dropdown Roster Manager */
.sidebar-select-group {
    margin-bottom: 12px;
}

.sidebar-select-group select {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    font-size: 13px;
    height: 36px;
    border-radius: var(--radius-sm);
    color: var(--text-main);
    cursor: pointer;
    width: 100%;
    transition: var(--transition-smooth);
}

.sidebar-select-group select:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 2px rgba(20, 184, 166, 0.15);
}

/* Time Dropdown Grid Container */
.time-dropdown-container {
    display: flex;
    align-items: center;
    gap: 8px;
}

.time-dropdown-container .select-wrapper {
    flex: 1;
}

.time-separator {
    color: var(--text-main);
    font-weight: 700;
    font-size: 18px;
    user-select: none;
}

/* History Log Note Styles */
.log-note {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 5px;
    display: flex;
    align-items: center;
    gap: 5px;
    line-height: 1.3;
}

.log-note i {
    color: var(--accent-teal);
    font-size: 10px;
}

/* Demo Login Screen Overlay */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(7, 10, 19, 0.95);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    transition: opacity 0.5s ease;
}

.login-overlay.hide {
    opacity: 0;
    pointer-events: none !important;
    visibility: hidden !important;
    display: none !important;
}

.login-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 400px;
    padding: 32px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    transition: var(--transition-smooth);
}

.login-header {
    text-align: center;
    margin-bottom: 24px;
}

.login-logo {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-glow);
}

.login-header h2 {
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 4px;
}

.login-header p {
    font-size: 13px;
    color: var(--text-muted);
}

.login-form .form-group {
    margin-bottom: 18px;
}

.btn-login {
    width: 100%;
    justify-content: center;
    padding: 12px;
    font-size: 14px;
    font-weight: 600;
    margin-top: 12px;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
}

.login-card.shake {
    animation: shake 0.4s ease-in-out;
}

/* Logout Button */
.btn-logout {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: rgba(244, 63, 94, 0.1);
    color: var(--accent-rose);
    border: 1px solid rgba(244, 63, 94, 0.2);
    width: 100%;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-top: 12px;
    margin-bottom: 12px;
    transition: var(--transition-smooth);
}

.btn-logout:hover {
    background-color: var(--accent-rose);
    color: var(--bg-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(244, 63, 94, 0.2);
}

/* Signed In Tag */
.signed-in-user {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.signed-in-user i {
    color: var(--accent-teal);
    font-size: 11px;
}

.signed-in-user strong {
    color: var(--text-main);
    font-weight: 600;
}

/* Admin Controls Styles */
.admin-controls {
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
    margin-top: 16px;
}

.admin-add-user-form {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.admin-add-user-form input {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 6px 10px;
    font-size: 12px;
    border-radius: var(--radius-sm);
    color: var(--text-main);
    width: 100%;
    height: 32px;
    transition: var(--transition-smooth);
}

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

.admin-user-list {
    list-style: none;
    padding: 0;
    margin-top: 12px;
    max-height: 120px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* User Status Dots */
.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 6px;
}

.status-dot.online {
    background-color: var(--accent-success, #10b981);
    box-shadow: 0 0 8px var(--accent-success, #10b981);
}

.status-dot.offline {
    background-color: #ef4444;
    opacity: 0.6;
}

.admin-user-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    color: var(--text-main);
}

.btn-delete-user {
    background: none;
    border: none;
    color: var(--accent-rose);
    cursor: pointer;
    font-size: 11px;
    padding: 2px;
    transition: var(--transition-smooth);
}

.btn-delete-user:hover {
    color: #ef4444;
    transform: scale(1.1);
}

/* ==========================================================================
   Pill Quantity & Counter Styles
   ========================================================================== */
#new-med-qty {
    flex: 0 0 65px;
    width: 65px;
    text-align: center;
}

.med-qty-badge {
    background-color: rgba(20, 184, 166, 0.12);
    color: var(--accent-teal);
    font-size: 11px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 6px;
    display: inline-block;
}

.med-check-main {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.med-check-main span {
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.med-qty-counter {
    display: flex;
    align-items: center;
    gap: 4px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 2px 4px;
    height: 28px;
    user-select: none;
    animation: fadeIn 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.qty-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-size: 10px;
    transition: var(--transition-smooth);
}

.qty-btn:hover {
    background-color: var(--border-color);
    color: var(--text-main);
}

.qty-value {
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 700;
    color: var(--accent-teal);
    min-width: 16px;
    text-align: center;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Card Form Tabs */
.form-tabs {
    display: flex;
    gap: 8px;
    margin-top: 16px;
    border-bottom: 1px solid var(--border-color);
}
.tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-weight: 500;
    font-family: var(--font-display);
    padding: 8px 16px;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.tab-btn:hover {
    color: var(--text-main);
}
.tab-btn.active {
    border-bottom-color: var(--accent-teal);
    color: var(--text-main);
}

.tab-content {
    display: block;
}
.tab-content.hidden {
    display: none;
}

/* Inventory Tab */
.inventory-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    transition: var(--transition-smooth);
}
.inventory-item:hover {
    border-color: var(--border-focus);
}
.btn-adjust {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}
.btn-adjust:hover {
    border-color: var(--accent-teal);
    color: var(--accent-teal);
}
.inventory-input {
    width: 60px;
    height: 28px;
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--accent-teal);
    font-weight: 600;
    font-size: 14px;
    outline: none;
    transition: var(--transition-smooth);
}
.inventory-input:focus {
    border-color: var(--border-focus);
}
/* Hide numeric spinners on inventory inputs */
.inventory-input::-webkit-outer-spin-button,
.inventory-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.inventory-input[type=number] {
    -moz-appearance: textfield;
    appearance: textfield;
}

/* Pagination Styling */
.pagination-container button {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
}

.pagination-container button:hover:not(:disabled) {
    border-color: var(--accent-teal);
    color: var(--accent-teal);
    background: rgba(20, 184, 166, 0.05);
}

.pagination-container button.active {
    background-color: var(--accent-teal);
    border-color: var(--accent-teal);
    color: var(--bg-primary);
}

.pagination-container button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-ellipsis {
    color: var(--text-muted);
    font-size: 13px;
    padding: 0 4px;
}

/* ==========================================================================
   Android & iOS Mobile Navigation & Responsive Layout Optimization
   ========================================================================== */
@media (max-width: 900px) {
    .app-container {
        flex-direction: column;
        height: auto;
        min-height: 100dvh;
        overflow-y: auto;
    }



    .main-content {
        padding: 16px;
        overflow: visible;
    }

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

    .test-data-actions,
    .user-action-buttons {
        flex-direction: row;
        width: 100%;
    }

    .test-data-actions button,
    .user-action-buttons button {
        flex: 1;
        min-height: 44px;
        font-size: 0.85rem !important;
    }

    .client-list,
    .med-list {
        max-height: 180px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .medication-checklist-grid {
        grid-template-columns: 1fr;
    }

    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .login-card {
        width: 100%;
        max-width: 440px;
        padding: 24px 18px;
    }

    .mar-demo-popup {
        width: min(92vw, 480px);
        max-height: 85dvh;
        padding: 20px 16px;
    }
}

@media (max-width: 640px) {
    .btn, button, input, select {
        min-height: 44px;
    }

    .client-item, .med-item {
        padding: 10px 12px;
        min-height: 44px;
    }
}

/* iOS Safe Area & Input Focus Zoom Prevention */
@supports (padding-top: env(safe-area-inset-top)) {
    .app-container {
        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);
    }
}

input, select, textarea {
    font-size: 16px !important;
}

/* Work Site Location Select & Badges */
.location-select {
    width: 100%;
    padding: 10px 12px 10px 38px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-size: 13px !important;
    font-family: var(--font-sans);
    font-weight: 500;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%230f766e' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    transition: var(--transition-smooth);
}
[data-theme="dark"] .location-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2314b8a6' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}
.location-select:focus {
    outline: none;
    border-color: var(--accent-teal);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

.work-site-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background-color: rgba(20, 184, 166, 0.12);
    color: var(--accent-teal);
    border: 1px solid rgba(20, 184, 166, 0.3);
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-display);
    line-height: 1.2;
    transition: var(--transition-smooth);
}

.work-site-switcher-group {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    height: 42px;
    transition: var(--transition-smooth);
}
.work-site-switcher-group:hover {
    border-color: var(--accent-teal);
    box-shadow: var(--shadow-sm);
}

.work-site-switcher-group.site-locked {
    opacity: 0.85;
    background: var(--bg-primary);
    border-color: var(--border-color);
    cursor: not-allowed;
}
.work-site-switcher-group.site-locked:hover {
    border-color: var(--border-color);
    box-shadow: none;
}
.work-site-switcher-group.site-locked .header-site-select {
    cursor: not-allowed;
    opacity: 0.85;
}

.header-site-select {
    background: transparent;
    border: none;
    font-size: 12px !important;
    font-weight: 600;
    font-family: var(--font-display);
    color: var(--text-main);
    cursor: pointer;
    outline: none;
    padding-right: 4px;
}

/* ==========================================================================
   Dark Mode High-Contrast Site Names & Select Options Fixes
   ========================================================================== */

/* Universal option styling for native select dropdown popups */
select option,
option {
    background-color: #ffffff;
    color: #111827;
}

[data-theme="dark"] select option,
[data-theme="dark"] option {
    background-color: #1f2937 !important;
    color: #f9fafb !important;
}

[data-theme="dark"] .header-site-select,
[data-theme="dark"] .location-select,
[data-theme="dark"] select {
    color: #f9fafb !important;
    -webkit-text-fill-color: #f9fafb !important;
}

[data-theme="dark"] .work-site-switcher-group {
    background: #111827 !important;
    border-color: #374151 !important;
}

[data-theme="dark"] .work-site-switcher-group.site-locked {
    background: #1f2937 !important;
    border-color: #374151 !important;
    opacity: 1 !important;
}

[data-theme="dark"] .work-site-switcher-group.site-locked .header-site-select,
[data-theme="dark"] .work-site-switcher-group.site-locked .header-site-select:disabled,
[data-theme="dark"] .work-site-switcher-group.site-locked .header-site-select[disabled] {
    color: #f9fafb !important;
    -webkit-text-fill-color: #f9fafb !important;
    opacity: 1 !important;
    font-weight: 600;
}

[data-theme="dark"] .work-site-badge {
    background-color: rgba(20, 184, 166, 0.2) !important;
    color: #2dd4bf !important;
    border-color: rgba(45, 212, 191, 0.4) !important;
    font-weight: 600;
}

[data-theme="dark"] .sub-brand {
    color: #e5e7eb !important;
    font-weight: 600;
}