/* Ethiopian Hospital ERP - Mobile-First Responsive Design */
/* Comprehensive Mobile Optimization for Native App Experience */

/* ===== MOBILE DESIGN SYSTEM ===== */
:root {
    /* Mobile-specific variables */
    --mobile-touch-target: 44px;
    --mobile-spacing-xs: 0.5rem;
    --mobile-spacing-sm: 0.75rem;
    --mobile-spacing-md: 1rem;
    --mobile-spacing-lg: 1.5rem;
    --mobile-spacing-xl: 2rem;
    
    /* Mobile typography scale */
    --mobile-font-xs: 0.75rem;
    --mobile-font-sm: 0.875rem;
    --mobile-font-base: 1rem;
    --mobile-font-lg: 1.125rem;
    --mobile-font-xl: 1.25rem;
    --mobile-font-2xl: 1.5rem;
    --mobile-font-3xl: 1.875rem;
    
    /* Mobile-optimized shadows */
    --mobile-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --mobile-shadow-md: 0 4px 15px rgba(0, 0, 0, 0.1);
    --mobile-shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.15);
    --mobile-shadow-xl: 0 15px 35px rgba(0, 0, 0, 0.2);
    
    /* Mobile-optimized border radius */
    --mobile-radius-sm: 8px;
    --mobile-radius-md: 12px;
    --mobile-radius-lg: 16px;
    --mobile-radius-xl: 20px;
    
    /* Mobile-optimized transitions */
    --mobile-transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --mobile-transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --mobile-transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Mobile text colors */
    --text-primary: #2c3e50;
    --text-secondary: #6c757d;
    --text-muted: #8e9aaf;
}

/* ===== GLOBAL MOBILE OPTIMIZATIONS ===== */

/* ===== FLOATING ACTION BUTTON MOBILE OPTIMIZATIONS ===== */

/* Mobile-specific floating button adjustments */
@media (max-width: 767px) {
    .floating-action-btn {
        width: 160px !important;
        height: 50px !important;
        bottom: 20px !important;
        right: 20px !important;
        font-size: 12px !important;
        border-radius: 25px !important;
        padding: 0 1rem !important;
        z-index: 1001 !important; /* Higher than mobile panels */
    }

    .floating-action-btn i {
        font-size: 14px !important;
    }

    /* Ensure button doesn't interfere with mobile navigation */
    .floating-action-btn {
        transition: transform var(--mobile-transition-base), opacity var(--mobile-transition-base) !important;
    }

    /* Hide floating button when mobile panels are open */
    body.mobile-panel-open .floating-action-btn {
        opacity: 0;
        transform: translateY(100px);
        pointer-events: none;
    }

    /* Adjust glow animation for mobile performance */
    .floating-action-btn {
        animation: mobileGlow 3s ease-in-out infinite alternate !important;
    }

    @keyframes mobileGlow {
        from {
            box-shadow: 0 0 15px rgba(0, 150, 57, 0.3), 0 0 25px rgba(0, 150, 57, 0.2) !important;
        }
        to {
            box-shadow: 0 0 25px rgba(0, 150, 57, 0.5), 0 0 35px rgba(0, 150, 57, 0.3) !important;
        }
    }
}

@media (max-width: 480px) {
    .floating-action-btn {
        width: 140px !important;
        height: 45px !important;
        bottom: 15px !important;
        right: 15px !important;
        font-size: 11px !important;
        border-radius: 22px !important;
    }

    .floating-action-btn i {
        font-size: 12px !important;
    }
}

/* Touch-friendly interactions */
@media (hover: none) and (pointer: coarse) {
    .floating-action-btn:active {
        transform: scale(0.95) !important;
        transition: transform 0.1s ease !important;
    }

    .floating-action-btn:hover::before {
        display: none; /* Disable hover shimmer on touch devices */
    }
}

/* Mobile viewport optimization */
@media (max-width: 767px) {
    * {
        -webkit-tap-highlight-color: rgba(0, 150, 57, 0.2);
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        user-select: none;
    }
    
    input, textarea, select, button {
        -webkit-user-select: auto;
        user-select: auto;
    }
    
    /* Prevent horizontal scroll */
    html, body {
        overflow-x: hidden;
        width: 100%;
    }
    
    /* Optimize scrolling performance */
    body {
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
    }
    
    /* Mobile-first container */
    .container {
        padding-left: var(--mobile-spacing-md);
        padding-right: var(--mobile-spacing-md);
        max-width: 100%;
    }
    
    /* Touch-friendly interactive elements */
    .btn,
    .nav-link,
    .dropdown-item,
    .form-control,
    .form-check-input,
    .card[role="button"],
    a[role="button"],
    button {
        min-height: var(--mobile-touch-target);
        min-width: var(--mobile-touch-target);
        touch-action: manipulation;
        -webkit-tap-highlight-color: rgba(0, 150, 57, 0.2);
    }
    
    /* Mobile typography optimization */
    h1, .h1 {
        font-size: var(--mobile-font-3xl);
        line-height: 1.2;
        font-weight: 700;
        margin-bottom: var(--mobile-spacing-lg);
    }
    
    h2, .h2 {
        font-size: var(--mobile-font-2xl);
        line-height: 1.3;
        font-weight: 600;
        margin-bottom: var(--mobile-spacing-md);
    }
    
    h3, .h3 {
        font-size: var(--mobile-font-xl);
        line-height: 1.3;
        font-weight: 600;
        margin-bottom: var(--mobile-spacing-md);
    }
    
    h4, .h4 {
        font-size: var(--mobile-font-lg);
        line-height: 1.4;
        font-weight: 600;
        margin-bottom: var(--mobile-spacing-sm);
    }
    
    p, .lead {
        font-size: var(--mobile-font-base);
        line-height: 1.6;
        margin-bottom: var(--mobile-spacing-md);
    }
    
    small, .small {
        font-size: var(--mobile-font-sm);
        line-height: 1.4;
    }
    
    /* Mobile button optimization */
    .btn {
        padding: var(--mobile-spacing-sm) var(--mobile-spacing-lg);
        font-size: var(--mobile-font-base);
        font-weight: 600;
        border-radius: var(--mobile-radius-md);
        transition: all var(--mobile-transition-base);
        position: relative;
        overflow: hidden;
        border: none;
        box-shadow: var(--mobile-shadow-sm);
    }
    
    .btn:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
    
    .btn-primary {
        background: var(--gradient-primary);
        color: #000000;
        box-shadow: var(--mobile-shadow-md);
    }

    .btn-primary:hover,
    .btn-primary:focus {
        background: var(--gradient-primary);
        transform: translateY(-1px);
        box-shadow: var(--mobile-shadow-lg);
        color: #000000;
    }

    /* Mobile button text visibility fixes */
    .mobile-add-doctor-btn,
    .mobile-add-medicine-btn,
    .mobile-add-invoice-btn,
    .mobile-add-appointment-btn,
    .mobile-add-patient-btn,
    .mobile-add-quick-btn,
    .mobile-search-btn {
        background: linear-gradient(135deg, #009639, rgba(0, 150, 57, 0.8)) !important;
        border: none !important;
        color: #000000 !important;
        font-weight: 600 !important;
        text-decoration: none !important;
    }

    .mobile-add-doctor-btn:hover,
    .mobile-add-doctor-btn:focus,
    .mobile-add-medicine-btn:hover,
    .mobile-add-medicine-btn:focus,
    .mobile-add-invoice-btn:hover,
    .mobile-add-invoice-btn:focus,
    .mobile-add-appointment-btn:hover,
    .mobile-add-appointment-btn:focus,
    .mobile-add-patient-btn:hover,
    .mobile-add-patient-btn:focus,
    .mobile-add-quick-btn:hover,
    .mobile-add-quick-btn:focus,
    .mobile-search-btn:hover,
    .mobile-search-btn:focus {
        background: linear-gradient(135deg, #007a2e, #006b28) !important;
        color: #000000 !important;
        text-decoration: none !important;
    }

    .mobile-btn-text {
        color: #000000 !important;
        font-weight: 600 !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: inline !important;
        text-shadow: none !important;
    }

    /* Mobile info grids for all module cards */
    .mobile-doctor-info-grid,
    .mobile-medicine-info-grid,
    .mobile-billing-info-grid,
    .mobile-appointment-info-grid,
    .mobile-patient-info-grid {
        display: flex;
        flex-direction: column;
        gap: var(--mobile-spacing-sm);
        width: 100%;
    }

    .mobile-doctor-info-row,
    .mobile-medicine-info-row,
    .mobile-billing-info-row,
    .mobile-appointment-info-row,
    .mobile-patient-info-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--mobile-spacing-sm);
        width: 100%;
    }

    .mobile-doctor-info-item,
    .mobile-medicine-info-item,
    .mobile-billing-info-item,
    .mobile-appointment-info-item,
    .mobile-patient-info-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: var(--mobile-spacing-sm);
        background: rgba(0, 150, 57, 0.05);
        border-radius: var(--mobile-radius-md);
        border: 1px solid rgba(0, 150, 57, 0.1);
        transition: all var(--mobile-transition-base);
        min-height: 60px;
    }

    .mobile-patient-info-item {
        padding: var(--mobile-spacing-xs);
        min-height: 45px;
    }

    .mobile-doctor-info-item:hover,
    .mobile-medicine-info-item:hover,
    .mobile-billing-info-item:hover,
    .mobile-appointment-info-item:hover,
    .mobile-patient-info-item:hover {
        background: rgba(0, 150, 57, 0.1);
        transform: translateY(-1px);
        box-shadow: var(--mobile-shadow-sm);
    }

    .mobile-doctor-info-value,
    .mobile-medicine-info-value,
    .mobile-billing-info-value,
    .mobile-appointment-info-value {
        font-size: 1.25rem;
        font-weight: 700;
        line-height: 1.2;
        margin-bottom: 0.25rem;
    }

    .mobile-patient-info-value {
        font-size: 0.875rem;
        font-weight: 600;
        line-height: 1.2;
        margin-bottom: 0.125rem;
    }

    .mobile-doctor-info-label,
    .mobile-medicine-info-label,
    .mobile-billing-info-label,
    .mobile-appointment-info-label {
        font-size: 0.75rem;
        color: #000000;
        font-weight: 500;
        text-align: center;
        line-height: 1.2;
    }

    .mobile-patient-info-label {
        font-size: 0.625rem;
        color: #000000;
        font-weight: 500;
        text-align: center;
        line-height: 1.2;
    }
    
    /* Mobile form optimization */
    .form-control {
        border: 2px solid #e9ecef;
        border-radius: var(--mobile-radius-md);
        padding: var(--mobile-spacing-sm) var(--mobile-spacing-md);
        font-size: 16px; /* Prevent zoom on iOS */
        min-height: var(--mobile-touch-target);
        transition: all var(--mobile-transition-base);
        background: rgba(255, 255, 255, 0.9);
        backdrop-filter: blur(10px);
    }
    
    .form-control:focus {
        border-color: var(--primary-green);
        box-shadow: 0 0 0 3px rgba(0, 150, 57, 0.15);
        background: white;
        transform: translateY(-1px);
    }
    
    /* Mobile card optimization */
    .card {
        border-radius: var(--mobile-radius-lg);
        border: none;
        box-shadow: var(--mobile-shadow-md);
        transition: all var(--mobile-transition-base);
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(15px);
    }
    
    .card:hover {
        transform: translateY(-2px);
        box-shadow: var(--mobile-shadow-lg);
    }
    
    /* Mobile navigation optimization */
    .navbar-nav .nav-link {
        padding: var(--mobile-spacing-sm) var(--mobile-spacing-md);
        font-size: var(--mobile-font-base);
        font-weight: 500;
        border-radius: var(--mobile-radius-sm);
        margin: var(--mobile-spacing-xs) 0;
        transition: all var(--mobile-transition-base);
        min-height: var(--mobile-touch-target);
        display: flex;
        align-items: center;
    }
    
    .navbar-nav .nav-link:hover,
    .navbar-nav .nav-link:focus {
        background: rgba(0, 150, 57, 0.1);
        color: #000000;
        transform: translateX(3px);
    }
    
    /* Mobile modal optimization */
    .modal-dialog {
        margin: var(--mobile-spacing-md);
        max-width: calc(100% - 2rem);
    }
    
    .modal-content {
        border-radius: var(--mobile-radius-lg);
        border: none;
        box-shadow: var(--mobile-shadow-xl);
    }
    
    /* Mobile alert optimization */
    .alert {
        border-radius: var(--mobile-radius-md);
        padding: var(--mobile-spacing-md);
        margin-bottom: var(--mobile-spacing-lg);
        font-size: var(--mobile-font-sm);
        border: none;
        box-shadow: var(--mobile-shadow-sm);
    }
    
    /* Mobile table optimization */
    .table-responsive {
        border-radius: var(--mobile-radius-md);
        box-shadow: var(--mobile-shadow-sm);
    }
    
    .table {
        font-size: var(--mobile-font-sm);
    }
    
    .table th,
    .table td {
        padding: var(--mobile-spacing-sm);
        vertical-align: middle;
    }
}

/* ===== SMALL MOBILE DEVICES (320px - 480px) ===== */
@media (max-width: 480px) {
    .container {
        padding-left: var(--mobile-spacing-sm);
        padding-right: var(--mobile-spacing-sm);
    }
    
    h1, .h1 {
        font-size: var(--mobile-font-2xl);
    }
    
    h2, .h2 {
        font-size: var(--mobile-font-xl);
    }
    
    .btn {
        padding: var(--mobile-spacing-xs) var(--mobile-spacing-md);
        font-size: var(--mobile-font-sm);
    }
    
    .form-control {
        padding: var(--mobile-spacing-xs) var(--mobile-spacing-sm);
        font-size: 16px;
    }
}

/* ===== TABLET OPTIMIZATION (768px - 1024px) ===== */
@media (min-width: 768px) and (max-width: 1024px) {
    .container {
        padding-left: var(--mobile-spacing-xl);
        padding-right: var(--mobile-spacing-xl);
    }
    
    /* Tablet-specific touch targets */
    .btn,
    .nav-link,
    .form-control {
        min-height: 48px;
    }
    
    /* Tablet typography */
    h1, .h1 {
        font-size: 2.5rem;
    }
    
    h2, .h2 {
        font-size: 2rem;
    }
    
    /* Tablet button sizing */
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* ===== LANDSCAPE ORIENTATION OPTIMIZATION ===== */
@media (max-width: 767px) and (orientation: landscape) {
    /* Optimize for landscape mobile */
    .container {
        padding-left: var(--mobile-spacing-xl);
        padding-right: var(--mobile-spacing-xl);
    }
    
    /* Reduce vertical spacing in landscape */
    section {
        padding: var(--mobile-spacing-lg) 0;
    }
    
    h1, .h1 {
        font-size: var(--mobile-font-2xl);
        margin-bottom: var(--mobile-spacing-md);
    }
    
    h2, .h2 {
        font-size: var(--mobile-font-xl);
        margin-bottom: var(--mobile-spacing-sm);
    }
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */
@media (max-width: 767px) {
    /* Enhanced focus states for mobile */
    .btn:focus,
    .form-control:focus,
    .nav-link:focus {
        outline: 3px solid rgba(0, 150, 57, 0.5);
        outline-offset: 2px;
    }
    
    /* Improved contrast for mobile */
    .text-muted {
        color: #495057 !important;
    }
    
    /* Better spacing for screen readers */
    .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;
    }
}