/* ==========================================================================
   Limuru Cottage Hospital - Advanced Glassmorphism Design System
   Modern healthcare UI with hospital branding
   ========================================================================== */

/* ==========================================================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ========================================================================== */
:root {
    /* Hospital Brand Colors */
    --hospital-primary: #0d9488;       /* Teal - Main brand */
    --hospital-secondary: #14b8a6;     /* Light teal */
    --hospital-accent: #f97316;        /* Orange accent */
    --hospital-danger: #dc2626;         /* Red for urgent */
    --hospital-success: #16a34a;        /* Green */
    --hospital-warning: #f59e0b;        /* Amber */
    --hospital-info: #3b82f6;           /* Blue for info */

    /* Primary Healthcare Blues */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;

    /* Teal Palette */
    --teal-50: #f0fdfa;
    --teal-100: #ccfbf1;
    --teal-200: #99f6e4;
    --teal-300: #5eead4;
    --teal-400: #2dd4bf;
    --teal-500: #14b8a6;
    --teal-600: #0d9488;
    --teal-700: #0f766e;

    /* Semantic Colors */
    --success-50: #ecfdf5;
    --success-500: #10b981;
    --success-600: #059669;
    --success-700: #047857;

    --warning-50: #fffbeb;
    --warning-500: #fbbf24;
    --warning-600: #f59e0b;
    --warning-700: #d97706;

    --danger-50: #fef2f2;
    --danger-500: #ef4444;
    --danger-600: #dc2626;
    --danger-700: #b91c1c;

    /* Background Gradient */
    --bg-gradient-start: #030712;
    --bg-gradient-mid: #0f172a;
    --bg-gradient-end: #134e4a;
    --bg-gradient: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-mid) 50%, var(--bg-gradient-end) 100%);

    /* Glass Effect Variables */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-bg-hover: rgba(255, 255, 255, 0.08);
    --glass-bg-strong: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-border-hover: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.4);
    --blur-sm: blur(8px);
    --blur-md: blur(12px);
    --blur-lg: blur(16px);
    --blur-xl: blur(24px);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Z-index scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-tooltip: 600;
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--text-base);
    line-height: 1.6;
    color: #ffffff;
    background: var(--bg-gradient);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   GLASS COMPONENTS
   ========================================================================== */

/* Glass Card - Base */
.glass {
    background: var(--glass-bg);
    backdrop-filter: var(--blur-md) saturate(150%);
    -webkit-backdrop-filter: var(--blur-md) saturate(150%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-base);
}

.glass:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    box-shadow: var(--glass-shadow-hover);
}

/* Glass Card - Hoverable */
.glass-hover {
    cursor: pointer;
}

.glass-hover:hover {
    transform: translateY(-2px);
}

/* Glass Card - Hospital Theme */
.glass-hospital {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.1) 0%, rgba(20, 184, 166, 0.05) 100%);
    border-color: rgba(13, 148, 136, 0.2);
}

/* Glass Card - Featured */
.glass-featured {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.15) 0%, rgba(20, 184, 166, 0.1) 100%);
    border-color: rgba(13, 148, 136, 0.2);
}

/* Glass Navigation (Sticky) */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: linear-gradient(135deg, rgba(3, 7, 18, 0.95) 0%, rgba(13, 148, 136, 0.1) 100%);
    backdrop-filter: var(--blur-md) saturate(180%);
    -webkit-backdrop-filter: var(--blur-md) saturate(180%);
    border-bottom: 1px solid rgba(13, 148, 136, 0.2);
    z-index: var(--z-fixed);
    display: flex;
    align-items: center;
    padding: 0 var(--space-6);
}

/* Fallback for browsers without backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
    .glass, .glass-nav {
        background: rgba(15, 23, 42, 0.98);
    }
}

/* ==========================================================================
   LAYOUT UTILITIES
   ========================================================================== */

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-4);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

.text-gradient {
    background: linear-gradient(135deg, var(--hospital-primary), var(--hospital-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-muted { color: rgba(255, 255, 255, 0.6); }
.text-primary { color: var(--hospital-primary); }
.text-success { color: var(--hospital-success); }
.text-warning { color: var(--hospital-warning); }
.text-danger { color: var(--hospital-danger); }

/* ==========================================================================
   CARDS
   ========================================================================== */

.card {
    background: var(--glass-bg);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
}

.card-compact { padding: var(--space-4); }
.card-featured { 
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.12) 0%, rgba(20, 184, 166, 0.08) 100%);
    border-color: rgba(13, 148, 136, 0.15);
}
.card-hover { cursor: pointer; }
.card-hover:hover { transform: translateY(-4px); box-shadow: var(--glass-shadow-hover); }

/* ==========================================================================
   STATS / METRICS CARDS
   ========================================================================== */

.stat-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-5);
    background: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 100%);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--hospital-primary);
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.15);
}

.stat-card.primary {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.2) 0%, rgba(20, 184, 166, 0.1) 100%);
    border-color: rgba(13, 148, 136, 0.3);
}

.stat-card.success {
    background: linear-gradient(135deg, rgba(22, 163, 74, 0.15) 0%, rgba(22, 163, 74, 0.05) 100%);
    border-color: rgba(22, 163, 74, 0.3);
}

.stat-card.warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(245, 158, 11, 0.05) 100%);
    border-color: rgba(245, 158, 11, 0.3);
}

.stat-card.danger {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.15) 0%, rgba(220, 38, 38, 0.05) 100%);
    border-color: rgba(220, 38, 38, 0.3);
}

.stat-icon { font-size: var(--text-2xl); margin-bottom: var(--space-2); }
.stat-value { font-size: var(--text-3xl); font-weight: 700; line-height: 1; color: var(--hospital-secondary); }
.stat-label { font-size: var(--text-sm); color: rgba(255, 255, 255, 0.6); text-transform: uppercase; letter-spacing: 0.05em; }

/* ==========================================================================
   BUTTONS - Hospital Theme
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    font-weight: 500;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

/* Hospital Primary Button */
.btn-primary {
    background: linear-gradient(135deg, var(--hospital-primary), var(--hospital-secondary));
    color: white;
    box-shadow: 0 4px 12px rgba(13, 148, 136, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--hospital-secondary), var(--hospital-primary));
    box-shadow: 0 6px 20px rgba(13, 148, 136, 0.45);
}

/* Success Button */
.btn-success {
    background: linear-gradient(135deg, var(--hospital-success), #059669);
    color: white;
    box-shadow: 0 4px 12px rgba(22, 163, 74, 0.35);
}

.btn-success:hover {
    box-shadow: 0 6px 20px rgba(22, 163, 74, 0.45);
}

/* Danger Button */
.btn-danger {
    background: linear-gradient(135deg, var(--hospital-danger), #b91c1c);
    color: white;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.35);
}

.btn-danger:hover {
    box-shadow: 0 6px 20px rgba(220, 38, 38, 0.45);
}

/* Warning Button */
.btn-warning {
    background: linear-gradient(135deg, var(--hospital-warning), #d97706);
    color: #1e293b;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
}

/* Ghost Button */
.btn-ghost {
    background: var(--glass-bg);
    color: white;
    border: 1px solid var(--glass-border);
}

.btn-ghost:hover {
    background: var(--glass-bg-hover);
    border-color: rgba(13, 148, 136, 0.3);
}

.btn-sm { padding: var(--space-2) var(--space-3); font-size: var(--text-xs); }
.btn-lg { padding: var(--space-4) var(--space-6); font-size: var(--text-base); }
.btn-xl { padding: var(--space-5) var(--space-8); font-size: var(--text-lg); }
.btn-block { width: 100%; }

/* Glass Button - Hospital Theme */
.glass-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    font-weight: 500;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    background: var(--glass-bg);
    color: white;
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
}

.glass-button:hover {
    background: var(--glass-bg-hover);
    border-color: rgba(13, 148, 136, 0.3);
    transform: translateY(-1px);
}

.glass-button:active {
    transform: translateY(0);
}

.glass-button-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    font-weight: 500;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    background: linear-gradient(135deg, var(--hospital-primary), var(--hospital-secondary));
    color: white;
    box-shadow: 0 4px 12px rgba(13, 148, 136, 0.35);
}

.glass-button-primary:hover {
    background: linear-gradient(135deg, var(--hospital-secondary), var(--hospital-primary));
    box-shadow: 0 6px 20px rgba(13, 148, 136, 0.45);
    transform: translateY(-1px);
}

.glass-button-primary:active {
    transform: translateY(0);
}

/* Glass Input */
.glass-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: white;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    outline: none;
    transition: all var(--transition-fast);
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--hospital-primary);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.2);
}

.glass-input:hover:not(:focus) {
    border-color: rgba(255, 255, 255, 0.2);
}

.glass-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.glass-input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Glass Card with better styling */
.glass-card {
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: var(--blur-md) saturate(150%);
    -webkit-backdrop-filter: var(--blur-md) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-base);
}

.glass-card:hover {
    background: rgba(15, 23, 42, 0.7);
    border-color: rgba(255, 255, 255, 0.15);
}

/* ==========================================================================
   FORM ELEMENTS
   ========================================================================== */

.form-group { display: flex; flex-direction: column; gap: var(--space-2); }
.form-label { font-size: var(--text-sm); font-weight: 500; color: rgba(255, 255, 255, 0.8); }

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: white;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    outline: none;
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--hospital-primary);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.2);
}

.form-input::placeholder { color: rgba(255, 255, 255, 0.4); }

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2314b8a6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

.form-select option { background: var(--bg-gradient-mid); color: white; }

/* ==========================================================================
   TABLES
   ========================================================================== */

.table-container {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-xl);
    background: var(--glass-bg);
    backdrop-filter: var(--blur-sm);
    -webkit-backdrop-filter: var(--blur-sm);
    border: 1px solid var(--glass-border);
}

.table { width: 100%; border-collapse: collapse; }

.table th,
.table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.table th {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--hospital-secondary);
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.15) 0%, rgba(20, 184, 166, 0.08) 100%);
}

.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: rgba(13, 148, 136, 0.05); }

/* ==========================================================================
   BADGES & TAGS
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary { background: rgba(13, 148, 136, 0.2); color: var(--hospital-secondary); border: 1px solid rgba(13, 148, 136, 0.3); }
.badge-success { background: rgba(22, 163, 74, 0.2); color: var(--hospital-success); border: 1px solid rgba(22, 163, 74, 0.3); }
.badge-warning { background: rgba(245, 158, 11, 0.2); color: var(--hospital-warning); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-danger { background: rgba(220, 38, 38, 0.2); color: var(--hospital-danger); border: 1px solid rgba(220, 38, 38, 0.3); }
.badge-info { background: rgba(59, 130, 246, 0.2); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }

/* ==========================================================================
   TABS
   ========================================================================== */

.tabs {
    display: flex;
    gap: var(--space-2);
    padding: var(--space-2);
    background: var(--glass-bg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
    overflow-x: auto;
}

.tab {
    padding: var(--space-3) var(--space-5);
    font-size: var(--text-sm);
    font-weight: 500;
    color: rgba(255,255,255,0.6);
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.tab:hover { color: white; background: var(--glass-bg-hover); }
.tab.active { color: white; background: var(--hospital-primary); }

/* ==========================================================================
   ALERTS
   ========================================================================== */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
}

.alert-success { background: rgba(22, 163, 74, 0.15); border: 1px solid rgba(22, 163, 74, 0.3); color: var(--hospital-success); }
.alert-warning { background: rgba(245, 158, 11, 0.15); border: 1px solid rgba(245, 158, 11, 0.3); color: var(--hospital-warning); }
.alert-danger { background: rgba(220, 38, 38, 0.15); border: 1px solid rgba(220, 38, 38, 0.3); color: var(--hospital-danger); }
.alert-info { background: rgba(13, 148, 136, 0.15); border: 1px solid rgba(13, 148, 136, 0.3); color: var(--hospital-secondary); }

/* ==========================================================================
   QUEUE ITEMS
   ========================================================================== */

.queue-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.queue-item:hover { background: var(--glass-bg-hover); transform: translateX(4px); }

.queue-item.urgent {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.1) 0%, rgba(220, 38, 38, 0.05) 100%);
    border-color: rgba(220, 38, 38, 0.3);
}

.queue-item.emergency {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.2) 0%, rgba(245, 158, 11, 0.1) 100%);
    border-color: rgba(220, 38, 38, 0.4);
    animation: pulse-emergency 2s infinite;
}

.queue-item.calling {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.15) 0%, rgba(13, 148, 136, 0.05) 100%);
    border-color: rgba(13, 148, 136, 0.4);
    box-shadow: 0 0 20px rgba(13, 148, 136, 0.3);
}

.queue-number { font-size: var(--text-2xl); font-weight: 700; min-width: 60px; text-align: center; color: var(--hospital-secondary); }
.queue-info { flex: 1; }
.queue-name { font-weight: 600; margin-bottom: var(--space-1); }
.queue-meta { font-size: var(--text-sm); color: rgba(255, 255, 255, 0.6); }

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.7; } }

@keyframes pulse-emergency {
    0%, 100% { box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.4); }
    50% { box-shadow: 0 0 20px 5px rgba(220, 38, 38, 0.2); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes bounceIn {
    0% { transform: scale(0.9); opacity: 0; }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes slideInRight {
    0% { transform: translateX(100%); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes pulseSubtle {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.85; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.animate-fade-in { animation: fadeIn var(--transition-slow) ease-out; }
.animate-slide-up { animation: slideUp var(--transition-slow) ease-out; }
.animate-slide-down { animation: slideDown var(--transition-slow) ease-out; }
.animate-slide-in-right { animation: slideInRight 200ms ease-out; }
.animate-pulse { animation: pulse 2s infinite; }
.animate-pulse-slow { animation: pulse 3s ease-in-out infinite; }
.animate-pulse-subtle { animation: pulseSubtle 2s ease-in-out infinite; }
.animate-bounce-in { animation: bounceIn 0.5s ease-out; }
.animate-spin { animation: spin 1s linear infinite; }

.stagger > *:nth-child(1) { animation-delay: 0ms; }
.stagger > *:nth-child(2) { animation-delay: 50ms; }
.stagger > *:nth-child(3) { animation-delay: 100ms; }
.stagger > *:nth-child(4) { animation-delay: 150ms; }
.stagger > *:nth-child(5) { animation-delay: 200ms; }
.stagger > *:nth-child(6) { animation-delay: 250ms; }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 1024px) {
    .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-cols-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-cols-4, .grid-cols-3, .grid-cols-2 { grid-template-columns: 1fr; }
    .hide-mobile { display: none !important; }
    h1 { font-size: var(--text-3xl); }
    h2 { font-size: var(--text-2xl); }
    h3 { font-size: var(--text-xl); }
    .stat-card { padding: var(--space-4); }
    .stat-value { font-size: var(--text-2xl); }
    .card { padding: var(--space-4); }
}

@media (max-width: 480px) {
    .container { padding: 0 var(--space-3); }
    .btn { padding: var(--space-3) var(--space-4); }
}

/* ==========================================================================
   LOADING & SKELETON
   ========================================================================== */

.skeleton {
    background: linear-gradient(90deg, var(--glass-bg) 0%, var(--glass-bg-hover) 50%, var(--glass-bg) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-text { height: 1em; margin-bottom: var(--space-2); }
.skeleton-title { height: 1.5em; width: 60%; margin-bottom: var(--space-3); }
.skeleton-card { height: 120px; }

/* ==========================================================================
   SCROLLBAR
   ========================================================================== */

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: rgba(255, 255, 255, 0.05); border-radius: 4px; }
::-webkit-scrollbar-thumb { background: rgba(13, 148, 136, 0.3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(13, 148, 136, 0.5); }

/* ==========================================================================
   FOCUS STATES
   ========================================================================== */

:focus-visible { outline: 2px solid var(--hospital-primary); outline-offset: 2px; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--hospital-secondary); outline-offset: 2px; }

/* ==========================================================================
   UTILITIES
   ========================================================================== */

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }

.m-0 { margin: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }

.shadow { box-shadow: var(--glass-shadow); }
.shadow-lg { box-shadow: var(--glass-shadow-hover); }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-50 { z-index: 50; }

.main-content { padding-top: 80px; padding-bottom: var(--space-8); }

/* Dashboard Grid */
.dashboard-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }

@media (max-width: 1200px) { .dashboard-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 992px) { .dashboard-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .dashboard-grid { grid-template-columns: 1fr; } }

/* Queue List */
.queue-list { display: flex; flex-direction: column; gap: var(--space-3); max-height: 400px; overflow-y: auto; }
@media (max-width: 768px) { .queue-list { max-height: 300px; } }

/* Data Table */
.data-table { width: 100%; border-collapse: collapse; }
.data-table td { padding: var(--space-3); border-bottom: 1px solid var(--glass-border); font-size: var(--text-sm); }
.data-table tr:hover td { background: var(--glass-bg-hover); }