@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700&display=swap');

/* ==================== CSS VARIABLES ==================== */
:root {
    /* Light Theme Colors */
    --primary-color: #2563eb;
    --secondary-color: #3b82f6;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --info-color: #6366f1;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f1f5f9;
    --bg-tertiary: #e2e8f0;
    --bg-card: #ffffff;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;
    
    /* Border & Shadow */
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --border-dark: #cbd5e1;
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Equipment Colors */
    --dri1-color: #3b82f6;
    --dri2-color: #ef4444;
    --gearbox-color: #8b5cf6;
    --compressor-color: #06b6d4;
    --fan-color: #10b981;
    
    /* Parameter Colors */
    --velocity-color: #ec4899;
    --acceleration-color: #f59e0b;
    --connected-color: #6366f1;
    --free-color: #8b5cf6;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.2s ease;
    --transition-slow: 0.3s ease;
    --transition-slower: 0.5s ease;
    
    /* Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* Dark Theme */
[data-theme="dark"] {
    --primary-color: #3b82f6;
    --secondary-color: #60a5fa;
    --accent-color: #22d3ee;
    --success-color: #34d399;
    --warning-color: #fbbf24;
    --error-color: #f87171;
    --info-color: #818cf8;
    
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #334155;
    --bg-overlay: rgba(0, 0, 0, 0.8);
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-inverse: #0f172a;
    
    --border-color: #475569;
    --border-light: #64748b;
    --border-dark: #334155;
}

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

html {
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-base), color var(--transition-base);
    overflow-x: hidden;
}

/* ==================== UTILITY CLASSES ==================== */
.d-none {
    display: none !important;
}

.d-flex {
    display: flex !important;
}

.align-center {
    align-items: center !important;
}

.justify-center {
    justify-content: center !important;
}

.justify-between {
    justify-content: space-between !important;
}

.gap-2 {
    gap: var(--spacing-sm) !important;
}

.gap-3 {
    gap: var(--spacing-md) !important;
}

.mb-3 {
    margin-bottom: var(--spacing-md) !important;
}

.mt-3 {
    margin-top: var(--spacing-md) !important;
}

.mt-2 {
    margin-top: var(--spacing-sm) !important;
}

.p-3 {
    padding: var(--spacing-md) !important;
}

.p-5 {
    padding: var(--spacing-xl) !important;
}

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

.text-primary {
    color: var(--primary-color) !important;
}

.text-secondary {
    color: var(--text-secondary) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-warning {
    color: var(--warning-color) !important;
}

.bg-secondary {
    background-color: var(--bg-secondary) !important;
}

/* ==================== SHAKE ANIMATION ==================== */
@keyframes shake {
    0%, 20%, 40%, 60%, 80%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
}

.shake {
    animation: shake 0.5s ease-in-out;
}

.invalid {
    border-color: var(--error-color) !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

.valid {
    border-color: var(--success-color) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1) !important;
}

/* ==================== LAYOUT ==================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.container-fluid {
    width: 100%;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

/* ==================== HEADER ==================== */
.header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(20px);
    transition: all var(--transition-base);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
    gap: var(--spacing-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-base);
}

.logo:hover {
    color: var(--secondary-color);
}

.logo i {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==================== NAVIGATION ==================== */
.nav-tabs {
    display: flex;
    gap: var(--spacing-sm);
    background: var(--bg-secondary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.nav-tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    background: none;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
    user-select: none;
}

.nav-tab:hover {
    background: var(--bg-card);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.nav-tab.active {
    background: var(--primary-color);
    color: var(--text-inverse);
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.nav-tab i {
    font-size: 1rem;
    transition: transform var(--transition-base);
}

.nav-tab.active i {
    transform: scale(1.1);
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border: none;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    background: var(--primary-color);
    color: var(--text-inverse);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.theme-toggle::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
}

.theme-toggle:hover::before {
    transform: translateX(100%);
}

/* ==================== MAIN CONTENT ==================== */
.main-content {
    padding: var(--spacing-xl) 0;
    min-height: calc(100vh - 80px);
}

.section {
    display: none;
    animation: sectionFadeIn 0.4s ease-out;
}

.section.active {
    display: block;
}

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

/* ==================== CARDS ==================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.card:hover::before {
    opacity: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.card-title i {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform var(--transition-base);
}

.card:hover .card-title i {
    transform: scale(1.1);
}

/* ==================== CURRENT DATE INFO ==================== */
.current-date-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--bg-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 600;
    color: var(--text-primary);
}

.current-date-info i {
    color: var(--primary-color);
}

/* ==================== CURRENT USER INFO ==================== */
.current-user-info {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.current-user-info i {
    font-size: 1.2rem;
}

/* ==================== FORMS ==================== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-base);
    appearance: none;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    transform: translateY(-1px);
}

.form-control:disabled {
    background: var(--bg-secondary);
    color: var(--text-muted);
    cursor: not-allowed;
}

.form-control.large {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.form-control.large::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, transparent 50%, rgba(6, 182, 212, 0.05) 100%);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.form-control.large:focus::before {
    opacity: 1;
}

.form-control.large:focus {
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-control.parameter-velocity {
    border-color: var(--velocity-color);
    box-shadow: 0 0 0 1px rgba(236, 72, 153, 0.1);
}

.form-control.parameter-acceleration {
    border-color: var(--acceleration-color);
    box-shadow: 0 0 0 1px rgba(245, 158, 11, 0.1);
}

.form-control.parameter-velocity:focus {
    border-color: var(--velocity-color);
    box-shadow: 0 0 0 3px rgba(236, 72, 153, 0.1);
}

.form-control.parameter-acceleration:focus {
    border-color: var(--acceleration-color);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

/* ==================== RANGE INFO ==================== */
.range-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.range-info.velocity-range {
    background: rgba(236, 72, 153, 0.1);
    color: var(--velocity-color);
    border: 1px solid rgba(236, 72, 153, 0.2);
}

.range-info.acceleration-range {
    background: rgba(245, 158, 11, 0.1);
    color: var(--acceleration-color);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.range-info i {
    font-size: 1rem;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-base);
    user-select: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
}

.btn:hover::before {
    transform: translateX(100%);
}

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

.btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn:disabled:hover {
    transform: none;
    box-shadow: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-inverse);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(37, 99, 235, 0.2);
}

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

.btn-secondary:hover {
    background: var(--bg-card);
    border-color: var(--primary-color);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #34d399);
    color: var(--text-inverse);
    border-color: var(--success-color);
}

.btn-success:hover {
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(16, 185, 129, 0.2);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #fbbf24);
    color: var(--text-inverse);
    border-color: var(--warning-color);
}

.btn-warning:hover {
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(245, 158, 11, 0.2);
}

.btn-error {
    background: linear-gradient(135deg, var(--error-color), #f87171);
    color: var(--text-inverse);
    border-color: var(--error-color);
}

.btn-error:hover {
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(239, 68, 68, 0.2);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
    font-weight: 600;
}

.btn-xl {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.25rem;
    font-weight: 600;
}

/* ==================== TAB BUTTONS ==================== */
.tab-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    background: var(--bg-secondary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
}

.tab-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    background: none;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    flex: 1;
    justify-content: center;
}

.tab-btn:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--primary-color);
    color: var(--text-inverse);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

/* ==================== UNIT BUTTONS ==================== */
.unit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    border: 3px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.unit-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.unit-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.unit-btn:hover::before {
    opacity: 1;
}

.unit-btn.selected {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

.unit-btn.dri1 {
    background: linear-gradient(135deg, var(--dri1-color), #60a5fa);
    color: var(--text-inverse);
    border-color: var(--dri1-color);
}

.unit-btn.dri2 {
    background: linear-gradient(135deg, var(--dri2-color), #f87171);
    color: var(--text-inverse);
    border-color: var(--dri2-color);
}

.unit-btn.selected.dri1 {
    box-shadow: var(--shadow-xl), 0 0 0 4px rgba(59, 130, 246, 0.3);
}

.unit-btn.selected.dri2 {
    box-shadow: var(--shadow-xl), 0 0 0 4px rgba(239, 68, 68, 0.3);
}

.unit-btn i {
    font-size: 1.5rem;
    transition: transform var(--transition-base);
}

.unit-btn:hover i {
    transform: scale(1.1);
}

/* ==================== GRID SYSTEM ==================== */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

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

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.grid-md-5 {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.grid-auto {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* ==================== EQUIPMENT CARDS ==================== */
.equipment-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.equipment-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gearbox-color), var(--compressor-color), var(--fan-color));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.equipment-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.equipment-card:hover::before {
    opacity: 1;
}

.equipment-card.selected {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(37, 99, 235, 0.1);
    transform: translateY(-3px);
}

.equipment-card.dri1-style {
    border-color: var(--dri1-color);
    background: var(--bg-card);
}

.equipment-card.dri2-style {
    border-color: var(--dri2-color);
    background: var(--bg-card);
}

.equipment-card.dri1-style:hover {
    background: rgba(59, 130, 246, 0.05);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.equipment-card.dri2-style:hover {
    background: rgba(239, 68, 68, 0.05);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.equipment-card.dri1-style.selected {
    background: rgba(59, 130, 246, 0.1);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(59, 130, 246, 0.2);
}

.equipment-card.dri2-style.selected {
    background: rgba(239, 68, 68, 0.1);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(239, 68, 68, 0.2);
}

[data-theme="dark"] .equipment-card {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .equipment-card.dri1-style {
    border-color: var(--dri1-color);
    background: var(--bg-card);
}

[data-theme="dark"] .equipment-card.dri2-style {
    border-color: var(--dri2-color);
    background: var(--bg-card);
}

.equipment-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.equipment-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    color: var(--primary-color);
    font-size: 1.5rem;
    transition: all var(--transition-base);
}

.equipment-card:hover .equipment-icon {
    transform: scale(1.05);
}

.equipment-card.dri1-style .equipment-icon {
    background: rgba(59, 130, 246, 0.1);
    color: var(--dri1-color);
    border-color: var(--dri1-color);
}

.equipment-card.dri2-style .equipment-icon {
    background: rgba(239, 68, 68, 0.1);
    color: var(--dri2-color);
    border-color: var(--dri2-color);
}

.equipment-info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.equipment-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0;
}

/* ==================== EQUIPMENT CARD ACTIONS ==================== */
.equipment-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.equipment-actions .btn {
    flex: 1;
    font-size: 0.85rem;
    padding: var(--spacing-xs) var(--spacing-sm);
}

.equipment-note-indicator {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
}

/* ==================== PARAMETER CARDS ==================== */
.parameter-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.parameter-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--velocity-color), var(--acceleration-color));
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.parameter-card:hover::before {
    opacity: 1;
}

.parameter-card.selected {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(37, 99, 235, 0.1);
    transform: translateY(-2px);
}

.parameter-card.dri1-style {
    border-color: var(--dri1-color);
}

.parameter-card.dri1-style:hover {
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.parameter-card.dri1-style.selected {
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.parameter-card.dri2-style {
    border-color: var(--dri2-color);
}

.parameter-card.dri2-style:hover {
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.parameter-card.dri2-style.selected {
    box-shadow: var(--shadow-md), 0 0 0 3px rgba(239, 68, 68, 0.2);
}

.parameter-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    color: var(--primary-color);
    font-size: 1.25rem;
    margin: 0 auto var(--spacing-sm);
    transition: all var(--transition-base);
}

.parameter-card:hover .parameter-icon {
    transform: scale(1.1);
}

.parameter-card.dri1-style .parameter-icon {
    background: rgba(59, 130, 246, 0.1);
    color: var(--dri1-color);
}

.parameter-card.dri2-style .parameter-icon {
    background: rgba(239, 68, 68, 0.1);
    color: var(--dri2-color);
}

.parameter-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.parameter-code {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0;
}

/* ==================== DATA ENTRY HEADER ==================== */
.data-entry-header {
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-secondary) 100%);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.data-entry-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: background var(--transition-base);
}

.data-entry-header.dri1 {
    border-color: var(--dri1-color);
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(59, 130, 246, 0.05) 100%);
}

.data-entry-header.dri1::before {
    background: linear-gradient(90deg, var(--dri1-color), rgba(59, 130, 246, 0.7));
}

.data-entry-header.dri2 {
    border-color: var(--dri2-color);
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(239, 68, 68, 0.05) 100%);
}

.data-entry-header.dri2::before {
    background: linear-gradient(90deg, var(--dri2-color), rgba(239, 68, 68, 0.7));
}

.current-unit {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.current-date {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.data-entry-header.dri1 .current-unit {
    color: var(--dri1-color);
}

.data-entry-header.dri2 .current-unit {
    color: var(--dri2-color);
}

.current-equipment {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    color: var(--text-primary);
}

.current-parameter {
    font-size: 1.1rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.progress-bar {
    background: var(--bg-secondary);
    height: 12px;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-top: var(--spacing-lg);
    border: 1px solid var(--border-color);
    position: relative;
}

.progress-fill {
    height: 100%;
    border-radius: var(--radius-md);
    transition: width var(--transition-slow);
    position: relative;
    background: var(--primary-color);
}

.progress-fill::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0.4) 50%,
        rgba(255, 255, 255, 0.2) 100%
    );
    animation: progressShimmer 2s infinite;
}

@keyframes progressShimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.data-entry-header.dri1 .progress-fill {
    background: linear-gradient(90deg, var(--dri1-color), #60a5fa);
}

.data-entry-header.dri2 .progress-fill {
    background: linear-gradient(90deg, var(--dri2-color), #f87171);
}

/* ==================== DATA INPUT AREA ==================== */
.data-input-area {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.data-input-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(37, 99, 235, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

/* ==================== NOTE POPUP STYLES ==================== */
.equipment-note-info {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    text-align: center;
}

.equipment-note-info i {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.equipment-note-info strong {
    font-size: 1.2rem;
    color: var(--primary-color);
}

.equipment-note-info p {
    font-size: 1rem;
    margin-bottom: 0;
}

#equipmentNotePopup .modal-content,
#equipmentNoteInputPopup .modal-content {
    max-width: 600px;
}

#equipmentNoteInputPopup .note-textarea {
    width: 100%;
    min-height: 150px;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.6;
    resize: vertical;
    transition: all var(--transition-base);
}



#equipmentNoteInputPopup .note-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

#equipmentNoteInputPopup .note-textarea::placeholder {
    color: var(--text-muted);
    font-style: italic;
}

.note-info {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

/* Additional styling for textarea with content */
.modal-body .note-textarea.has-content {
    border-color: var(--success-color);
    background: rgba(16, 185, 129, 0.03);
}

.modal-body .note-textarea.has-content:focus {
    border-color: var(--primary-color);
    background: var(--bg-card);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(16, 185, 129, 0.1);
}

/* ==================== MODAL NOTE TEXTAREA STYLES ==================== */
.modal-body .note-textarea {
    width: 100%;
    min-height: 150px;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: 'Vazirmatn', inherit;
    font-size: 1rem;
    line-height: 1.6;
    resize: vertical;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.modal-body .note-textarea::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.02) 0%, transparent 50%, rgba(6, 182, 212, 0.02) 100%);
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-base);
    border-radius: var(--radius-lg);
}

.modal-body .note-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(37, 99, 235, 0.15);
    transform: translateY(-2px);
    background: var(--bg-card);
}

.modal-body .note-textarea:focus::before {
    opacity: 1;
}

.modal-body .note-textarea::placeholder {
    color: var(--text-muted);
    font-style: italic;
    opacity: 0.8;
}

.modal-body .note-textarea:hover {
    border-color: var(--secondary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

/* Scrollbar styling for textarea */
.modal-body .note-textarea::-webkit-scrollbar {
    width: 8px;
}

.modal-body .note-textarea::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.modal-body .note-textarea::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--radius-sm);
}

.modal-body .note-textarea::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Enhanced note info styling */
.modal-body .note-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-md);
}

.modal-body .note-info i {
    color: var(--info-color);
    font-size: 1rem;
}

/* Character counter */
.modal-body .note-textarea + .note-info::after {
    content: attr(data-count) " / 500";
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* Active state styling */
.modal-body .note-textarea:not(:placeholder-shown) {
    border-color: var(--success-color);
    background: rgba(16, 185, 129, 0.02);
}

.modal-body .note-textarea:not(:placeholder-shown):focus {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(16, 185, 129, 0.1);
}

/* Dark theme specific adjustments */
[data-theme="dark"] .modal-body .note-textarea {
    background: var(--bg-secondary);
    border-color: var(--border-dark);
}

[data-theme="dark"] .modal-body .note-textarea:focus {
    background: var(--bg-card);
    border-color: var(--primary-color);
}

[data-theme="dark"] .modal-body .note-textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

/* Animation for textarea appearance */
@keyframes noteTextareaSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-body .note-textarea {
    animation: noteTextareaSlideIn 0.3s ease-out;
}

/* Enhanced modal footer for note editing */
.modal-footer .btn {
    min-width: 120px;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

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

/* Success state for save button */
.modal-footer .btn-success {
    background: linear-gradient(135deg, var(--success-color), #34d399);
    border: none;
    box-shadow: var(--shadow-md);
}

.modal-footer .btn-success:hover {
    background: linear-gradient(135deg, #059669, var(--success-color));
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(16, 185, 129, 0.2);
}

.modal-footer .btn-success:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* Secondary button styling */
.modal-footer .btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.modal-footer .btn-secondary:hover {
    background: var(--bg-card);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .modal-body .note-textarea {
        min-height: 120px;
        font-size: 0.95rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .modal-footer {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .modal-footer .btn {
        width: 100%;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .modal-body .note-textarea {
        min-height: 100px;
        font-size: 0.9rem;
        padding: var(--spacing-sm);
    }
    
    .modal-body .note-info {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
}

/* ==================== TABLES ==================== */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

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

.table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.table th,
.table td {
    padding: var(--spacing-md);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.table th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: 0 1px 0 var(--border-color);
}

.table tr:nth-child(even) {
    background: var(--bg-secondary);
}

.table tr:hover {
    background: var(--primary-color);
    color: var(--text-inverse);
    transform: scale(1.01);
    box-shadow: var(--shadow-md);
}

.table-dri1 {
    border-left: 4px solid var(--dri1-color);
}

.table-dri2 {
    border-left: 4px solid var(--dri2-color);
}

.table-title {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.table-title.dri1 {
    background: var(--dri1-color);
    color: var(--text-inverse);
}

.table-title.dri2 {
    background: var(--dri2-color);
    color: var(--text-inverse);
}

.table-title i {
    font-size: 1.2rem;
}

/* ==================== TRANSPOSED TABLE STYLES ==================== */
.table-transposed {
    min-width: 100%;
}

.equipment-header {
    
    color: var(--text-inverse) !important;
    font-weight: 600 !important;
    text-align: center !important;
    min-width: 150px !important;
    position: sticky !important;
    left: 0 !important;
    z-index: 20 !important;
}

.parameter-header {
    background: var(--bg-secondary) !important;
    min-width: 80px !important;
    text-align: center !important;
    padding: var(--spacing-sm) !important;
    vertical-align: top !important;
}

.parameter-header-content {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: var(--spacing-xs) !important;
}

.parameter-text {
    text-align: center !important;
}

.parameter-name {
    font-size: 0.85rem !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    line-height: 1.2 !important;
}

.parameter-code {
    font-size: 0.7rem !important;
    color: var(--text-secondary) !important;
    opacity: 0.8 !important;
}

.notes-header {
    background: var(--warning-color) !important;
    color: var(--text-inverse) !important;
    font-weight: 600 !important;
    text-align: center !important;
    min-width: 200px !important;
    position: sticky !important;
    right: 0 !important;
    z-index: 20 !important;
}

.notes-header-content {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: var(--spacing-sm) !important;
}

.equipment-name-cell {
    background: var(--bg-card) !important;
    font-weight: 600 !important;
    min-width: 150px !important;
    position: sticky !important;
    left: 0 !important;
    z-index: 15 !important;
    border-right: 2px solid var(--primary-color) !important;
}

.equipment-info {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: var(--spacing-xs) !important;
    padding: var(--spacing-sm) !important;
}

.equipment-info i {
    font-size: 1.2rem !important;
}

.equipment-name {
    font-size: 0.9rem !important;
    font-weight: 600 !important;
    text-align: center !important;
    line-height: 1.2 !important;
}

.equipment-code {
    font-size: 0.75rem !important;
    color: var(--text-secondary) !important;
    opacity: 0.8 !important;
}

.parameter-value-cell {
    text-align: center !important;
    padding: var(--spacing-md) !important;
    min-width: 80px !important;
}

.parameter-value {
    font-weight: 600 !important;
    font-size: 1rem !important;
    color: var(--text-primary) !important;
}

.parameter-value.no-value {
    color: var(--text-muted) !important;
    opacity: 0.6 !important;
}

.parameter-value-cell.has-value {
    background: rgba(16, 185, 129, 0.1) !important;
}

.parameter-value-cell.no-value {
    background: rgba(156, 163, 175, 0.1) !important;
}

.equipment-notes-cell {
    background: var(--bg-card) !important;
    min-width: 200px !important;
    max-width: 300px !important;
    padding: var(--spacing-md) !important;
    position: sticky !important;
    right: 0 !important;
    z-index: 15 !important;
    border-left: 2px solid var(--warning-color) !important;
}

.equipment-note-content {
    display: flex !important;
    align-items: flex-start !important;
    gap: var(--spacing-sm) !important;
    background: rgba(99, 102, 241, 0.1) !important;
    padding: var(--spacing-sm) !important;
    border-radius: var(--radius-sm) !important;
    border-left: 3px solid var(--info-color) !important;
}

.note-text {
    word-break: break-word !important;
    white-space: pre-wrap !important;
    line-height: 1.4 !important;
    font-size: 0.9rem !important;
    color: var(--text-primary) !important;
}

.no-equipment-note {
    display: flex !important;
    align-items: center !important;
        justify-content: center !important;
    gap: var(--spacing-sm) !important;
    color: var(--text-muted) !important;
    font-style: italic !important;
    opacity: 0.6 !important;
}

.equipment-notes-cell.has-note {
    background: rgba(245, 158, 11, 0.05) !important;
}

/* Hover effects */
.table-transposed tr:hover .equipment-name-cell,
.table-transposed tr:hover .equipment-notes-cell {
    background: var(--primary-color) !important;
    color: var(--text-inverse) !important;
}

.table-transposed tr:hover .equipment-note-content {
    background: rgba(255, 255, 255, 0.2) !important;
}

.table-transposed tr:hover .note-text {
    color: var(--text-inverse) !important;
}

.table-transposed tr:hover .parameter-value-cell {
    background: rgba(37, 99, 235, 0.1) !important;
}

/* ==================== CHARTS ==================== */
.chart-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    width: 80%;
    height: 80vh;
    margin-left: auto;
    margin-right: auto;
    transition: all 0.3s ease;
}

.chart-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(37, 99, 235, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.03) 0%, transparent 50%);
    pointer-events: none;
    border-radius: var(--radius-lg);
}

.fullscreen .chart-container {
    width: 90%;
    height: 90vh;
}

.chart-canvas {
    position: relative;
    z-index: 5;
    height: 100%;
}

.parameter-item {
    display: flex;
    align-items: center;
}

.parameter-item label {
    cursor: pointer;
    user-select: none;
}

/* ==================== ANALYSIS SECTION ==================== */
.analysis-cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.analysis-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.analysis-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--warning-color), var(--error-color));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.analysis-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.analysis-card:hover::before {
    opacity: 1;
}

.analysis-card.dri1-style {
    border-color: var(--dri1-color);
}

.analysis-card.dri1-style:hover {
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.analysis-card.dri2-style {
    border-color: var(--dri2-color);
}

.analysis-card.dri2-style:hover {
    box-shadow: var(--shadow-lg), 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.analysis-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.analysis-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    font-size: 1.5rem;
    transition: all var(--transition-base);
}

.analysis-card:hover .analysis-icon {
    transform: scale(1.1);
}

.analysis-severity {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

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

.severity-high {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
}

.severity-medium {
    background: rgba(99, 102, 241, 0.1);
    color: var(--info-color);
    border: 1px solid var(--info-color);
}

.severity-low {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.analysis-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.analysis-equipment {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.analysis-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.analysis-value-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.analysis-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.analysis-value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.analysis-current {
    color: var(--success-color);
}

.analysis-increase {
    color: var(--warning-color);
}

.analysis-percentage {
    color: var(--error-color);
}

.analysis-date {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.analysis-card-footer {
    border-top: 1px solid var(--border-color);
    padding-top: var(--spacing-sm);
    text-align: center;
}

.analysis-action-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.analysis-info {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* ==================== SLIDESHOW ==================== */
.slideshow-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.slideshow-container::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 70%, rgba(37, 99, 235, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.slideshow-display {
    position: relative;
    z-index: 5;
    margin: var(--spacing-xl) 0;
}

.slideshow-value {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: var(--spacing-md) 0;
    text-shadow: 0 0 20px rgba(37, 99, 235, 0.3);
    animation: valueGlow 2s ease-in-out infinite alternate;
    font-family: 'Vazirmatn', monospace;
    transition: color 0.5s ease;
}

@keyframes valueGlow {
    from {
        text-shadow: 0 0 20px currentColor;
        transform: scale(1);
    }
    to {
        text-shadow: 0 0 30px currentColor;
        transform: scale(1.02);
    }
}

.slideshow-equipment {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.slideshow-equipment::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--primary-color) 50%, transparent 100%);
    animation: slideUnderline 3s infinite;
}

@keyframes slideUnderline {
    0% { transform: translateX(-100%); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateX(100%); opacity: 0; }
}

.slideshow-parameter {
    font-size: 1.2rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.slideshow-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: 10;
}

.slideshow-controls .btn {
    min-width: 120px;
    box-shadow: var(--shadow-md);
}

.slideshow-fullscreen {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: slideshowFullscreenIn 0.3s ease-out;
}

.slideshow-fullscreen.d-none {
    display: none;
}

@keyframes slideshowFullscreenIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.slideshow-fullscreen-content {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl) var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-2xl);
    max-width: 80%;
    max-height: 80%;
    position: relative;
}

.slideshow-fullscreen .slideshow-value {
    font-size: 8rem;
    margin: var(--spacing-xl) 0;
}

.slideshow-fullscreen .slideshow-equipment {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.slideshow-fullscreen .slideshow-parameter {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-xl);
}

.slideshow-fullscreen-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--error-color);
    color: var(--text-inverse);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all var(--transition-base);
}

.slideshow-fullscreen-close:hover {
    background: #dc2626;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.slideshow-fullscreen-modal {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-2xl);
    z-index: 1000;
    text-align: center;
    min-width: 400px;
}

.slideshow-fullscreen-modal.d-none {
    display: none;
}

.slideshow-fullscreen-modal h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1.5rem;
}

.slideshow-fullscreen-modal p {
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.slideshow-fullscreen-modal-content {
    position: relative;
}

/* ==================== PRIORITY SETTINGS ==================== */
.priority-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    max-height: 400px;
    overflow-y: auto;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
}

.priority-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: all var(--transition-base);
}

.priority-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.priority-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--primary-color);
    color: var(--text-inverse);
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.priority-info {
    flex: 1;
}

.priority-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.priority-input {
    width: 70px;
    padding: var(--spacing-sm);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--text-primary);
    text-align: center;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all var(--transition-base);
}

.priority-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* ==================== UNIT SELECTOR FOR PRIORITY ==================== */
.unit-selector-for-priority {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
}

.unit-selector-for-priority .btn {
    min-width: 120px;
}

/* Parameter Mode Selector */
.parameter-mode-selector {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.mode-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.mode-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    cursor: pointer;
    transition: all var(--transition-base);
    font-weight: 500;
}

.mode-option:hover {
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.mode-option.selected {
    background: var(--primary-color);
    color: var(--text-inverse);
    border-color: var(--primary-color);
}

.mode-option input[type="radio"] {
    margin: 0;
    width: 16px;
    height: 16px;
}

/* ==================== USER MANAGEMENT ==================== */
.user-info {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    background: var(--primary-color);
    color: var(--text-inverse);
    font-size: 1.5rem;
    font-weight: 600;
    flex-shrink: 0;
}

.user-details {
    flex: 1;
}

.user-name {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.user-role {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ==================== MODALS ==================== */
.modal {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    z-index: var(--z-modal);
    backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
    animation: modalBackdropIn 0.3s ease-out;
}

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

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

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

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--error-color);
    color: var(--text-inverse);
}

.modal-body {
    margin-bottom: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

/* ==================== FULLSCREEN STYLES ==================== */
.section.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-modal);
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    overflow-y: auto;
}

.fullscreen-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.fullscreen-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.fullscreen-close {
    background: var(--error-color);
    color: var(--text-inverse);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-base);
}

.fullscreen-close:hover {
    background: #dc2626;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
    .container {
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .nav-tabs {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-tab {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
        flex: 1;
        min-width: 100px;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .grid-md-5 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .card {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-md);
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .form-control.large {
        font-size: 1.5rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .slideshow-value {
        font-size: 3rem;
    }
    
    .slideshow-fullscreen .slideshow-value {
        font-size: 5rem;
    }
    
    .slideshow-fullscreen .slideshow-equipment {
        font-size: 2rem;
    }
    
    .slideshow-fullscreen .slideshow-parameter {
        font-size: 1.2rem;
    }
    
    .slideshow-controls {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .slideshow-controls .btn {
        flex: 1;
        min-width: auto;
    }
    
    .modal-content {
        width: 95%;
        padding: var(--spacing-md);
    }
    
    .modal-footer {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .modal-footer .btn {
        width: 100%;
    }
    
    .chart-container {
        width: 95%;
        height: 60vh;
    }
    
    .fullscreen .chart-container {
        width: 95%;
        height: 80vh;
    }
    
    .analysis-cards-container {
        grid-template-columns: 1fr;
    }
    
    .priority-grid {
        grid-template-columns: 1fr;
        max-height: 300px;
    }
    
    .mode-options {
        gap: var(--spacing-xs);
    }
    
    .mode-option {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.9rem;
    }
    
    .tab-buttons {
        flex-direction: column;
    }
    
    .unit-btn {
        font-size: 1rem;
        padding: var(--spacing-md);
    }
    
    .unit-btn i {
        font-size: 1.2rem;
    }
    
    .current-equipment {
        font-size: 1.2rem;
    }
    
    .current-parameter {
        font-size: 1rem;
        flex-direction: column;
        text-align: center;
    }
    
    .user-info {
        flex-direction: column;
        text-align: center;
    }
    
    .analysis-values {
        grid-template-columns: 1fr;
    }
    
    .table-container {
        font-size: 0.9rem;
    }
    
    .table th,
    .table td {
        padding: var(--spacing-sm);
    }
    
    .equipment-name-cell {
        min-width: 120px !important;
    }
    
    .parameter-header {
        min-width: 70px !important;
        padding: var(--spacing-xs) !important;
    }
    
    .parameter-name {
        font-size: 0.75rem !important;
    }
    
    .parameter-code {
        font-size: 0.65rem !important;
    }
    
    .equipment-notes-cell {
        min-width: 150px !important;
        max-width: 200px !important;
    }
    
    .note-text {
        font-size: 0.8rem !important;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.2rem;
    }
    
    .logo i {
        font-size: 1.5rem;
    }
    
    .nav-tab {
        font-size: 0.7rem;
        padding: var(--spacing-xs);
        min-width: 80px;
    }
    
    .card-title {
        font-size: 1.1rem;
    }
    
    .equipment-card,
    .parameter-card {
        padding: var(--spacing-sm);
    }
    
    .equipment-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .parameter-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .slideshow-value {
        font-size: 2.5rem;
    }
    
    .slideshow-equipment {
        font-size: 1.2rem;
    }
    
    .slideshow-parameter {
        font-size: 1rem;
    }
    
    .data-entry-header {
        padding: var(--spacing-md);
    }
    
    .current-unit {
        font-size: 1rem;
    }
    
    .form-control.large {
        font-size: 1.2rem;
    }
    
    .analysis-card {
        padding: var(--spacing-md);
    }
    
    .priority-item {
        padding: var(--spacing-sm);
        flex-direction: column;
        text-align: center;
    }
    
    .priority-number {
        width: 35px;
        height: 35px;
        font-size: 0.8rem;
    }
    
    .priority-input {
        width: 60px;
        margin-top: var(--spacing-xs);
    }
    
    .equipment-name-cell {
        min-width: 100px !important;
    }
    
    .parameter-header {
        min-width: 60px !important;
    }
    
    .equipment-notes-cell {
        min-width: 120px !important;
        max-width: 150px !important;
    }
    
    .equipment-info {
        padding: var(--spacing-xs) !important;
    }
    
    .equipment-name {
        font-size: 0.8rem !important;
    }
    
    .note-text {
        font-size: 0.75rem !important;
    }
}

/* ==================== PRINT STYLES ==================== */
@media print {
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: #000;
        background: #fff;
    }
    
    .header,
    .nav-tabs,
    .btn,
    .modal,
    .slideshow-fullscreen {
        display: none !important;
    }
    
    .section {
        display: block !important;
        page-break-inside: avoid;
    }
    
    .card {
        border: 1px solid #000;
        box-shadow: none;
        page-break-inside: avoid;
        margin-bottom: 1rem;
    }
    
    .table {
        border-collapse: collapse;
        width: 100%;
    }
    
    .table th,
    .table td {
        border: 1px solid #000;
        padding: 0.5rem;
    }
    
    .table th {
        background: #f0f0f0 !important;
        font-weight: bold;
    }
    
    .chart-container {
        width: 100%;
        height: auto;
        page-break-inside: avoid;
    }
    
    .analysis-cards-container {
        display: block;
    }
    
    .analysis-card {
        margin-bottom: 1rem;
        page-break-inside: avoid;
    }
    
    .priority-grid {
        display: block;
    }
    
    .priority-item {
        margin-bottom: 0.5rem;
        page-break-inside: avoid;
    }
    
    .equipment-note-content,
    .note-text {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .table tr {
        page-break-inside: avoid;
    }
}

/* ==================== ACCESSIBILITY ==================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus indicators for keyboard navigation */
.btn:focus-visible,
.form-control:focus-visible,
.nav-tab:focus-visible,
.unit-btn:focus-visible,
.equipment-card:focus-visible,
.parameter-card:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --text-secondary: #000000;
        --bg-secondary: #ffffff;
    }
    
    .card {
        border: 2px solid #000000;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* ==================== SCROLLBAR STYLING ==================== */
/* Webkit browsers */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-secondary);
}

.table-container.mobile-scroll {
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--bg-secondary);
}

.table-container.mobile-scroll::-webkit-scrollbar {
    height: 8px;
}

.table-container.mobile-scroll::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.table-container.mobile-scroll::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

/* ==================== SELECTION ==================== */
::selection {
    background: var(--primary-color);
    color: var(--text-inverse);
}

::-moz-selection {
    background: var(--primary-color);
    color: var(--text-inverse);
}

/* ==================== PERFORMANCE OPTIMIZATIONS ==================== */
@media (prefers-reduced-motion: no-preference) {
    .equipment-card,
    .parameter-card,
    .btn {
        will-change: transform;
    }
}

/* ==================== Z-INDEX FIXES ==================== */
.modal {
    z-index: 9999;
}

.slideshow-fullscreen {
    z-index: 10000;
}

/* ==================== FINAL RESPONSIVE FIXES ==================== */
.table-transposed tbody tr:hover .equipment-name-cell {
    background: var(--primary-color) !important;
    color: var(--text-inverse) !important;
}

.table-transposed tbody tr:hover .equipment-notes-cell {
    background: var(--primary-color) !important;
    color: var(--text-inverse) !important;
}

.table-transposed tbody tr:hover .equipment-note-content {
    background: rgba(255, 255, 255, 0.2) !important;
}

.table-transposed tbody tr:hover .note-text {
    color: var(--text-inverse) !important;
}

.table-transposed tbody tr:hover .parameter-value-cell {
    background: rgba(37, 99, 235, 0.1) !important;
}



/* PWA specific styles to add to styles.css */

/* Install banner */
.install-banner, .update-banner {
    position: fixed;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1rem 2rem;
    border-radius: 0 0 1rem 1rem;
    box-shadow: var(--shadow-2xl);
    z-index: 10000;
    transition: top 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 350px;
    text-align: center;
    backdrop-filter: blur(20px);
}

.install-banner.show, .update-banner.show {
    top: 0;
    animation: bannerSlideIn 0.5s ease-out;
}

@keyframes bannerSlideIn {
    from {
        top: -100px;
        opacity: 0;
    }
    to {
        top: 0;
        opacity: 1;
    }
}

.install-content, .update-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.install-message, .update-message {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.install-actions, .update-actions {
    display: flex;
    gap: 0.5rem;
}

/* Online/Offline status */
.online-status {
    position: fixed;
    bottom: 20px;
    left: 20px;
    padding: 0.75rem 1.25rem;
    border-radius: 2rem;
    font-size: 0.9rem;
    font-weight: 600;
    z-index: 1000;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.online-status.online {
    background: linear-gradient(135deg, var(--success-color), #34d399);
    color: white;
}

.online-status.offline {
    background: linear-gradient(135deg, var(--error-color), #f87171);
    color: white;
    animation: statusPulse 2s infinite;
}

@keyframes statusPulse {
    0%, 100% { 
        opacity: 1; 
        transform: scale(1);
    }
    50% { 
        opacity: 0.8; 
        transform: scale(1.05);
    }
}

/* Offline indicators */
.offline-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--warning-color);
    color: var(--text-inverse);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    margin-right: 0.5rem;
    animation: indicatorBlink 2s infinite;
}

@keyframes indicatorBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.sync-pending {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--info-color);
    color: var(--text-inverse);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    margin-right: 0.5rem;
}

/* Sync status modal */
.sync-status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.sync-status-item {
    text-align: center;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
}

.sync-status-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.sync-status-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.sync-status-info {
    text-align: center;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

/* PWA-specific form enhancements */
.form-control.pwa-enhanced {
    position: relative;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    transition: all var(--transition-base);
}

.form-control.pwa-enhanced:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    background: var(--bg-primary);
}

.form-control.pwa-enhanced.offline {
    border-color: var(--warning-color);
    background: rgba(245, 158, 11, 0.05);
}

.form-control.pwa-enhanced.syncing {
    border-color: var(--info-color);
    background: rgba(99, 102, 241, 0.05);
    position: relative;
    overflow: hidden;
}

.form-control.pwa-enhanced.syncing::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg, 
        transparent, 
        rgba(99, 102, 241, 0.3), 
        transparent
    );
    animation: syncShimmer 2s infinite;
}

@keyframes syncShimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Enhanced buttons for PWA */
.btn.pwa-enhanced {
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.btn.pwa-enhanced::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        transparent 50%, 
        rgba(255, 255, 255, 0.1) 100%
    );
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn.pwa-enhanced:hover::before {
    transform: translateX(100%);
}

/* Offline mode adaptations */
[data-offline="true"] {
    .nav-tab[onclick*="analysis"],
    .nav-tab[onclick*="user-management"] {
        opacity: 0.5;
        pointer-events: none;
    }
    
    .btn[onclick*="export"],
    .btn[onclick*="import"],
    .btn[onclick*="sync"] {
        opacity: 0.5;
        pointer-events: none;
    }
}

/* Touch enhancements for mobile PWA */
@media (pointer: coarse) {
    .btn, .nav-tab, .unit-btn {
        min-height: 44px;
        touch-action: manipulation;
    }
    
    .form-control {
        min-height: 44px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .equipment-card, .parameter-card {
        min-height: 60px;
    }
}

/* Standalone PWA hiding browser UI */
@media (display-mode: standalone) {
    .header {
        padding-top: env(safe-area-inset-top);
    }
    
    .main-content {
        padding-bottom: env(safe-area-inset-bottom);
    }
    
    /* Hide install banner when already installed */
    .install-banner {
        display: none !important;
    }
}

/* Dark theme enhancements for PWA */
@media (prefers-color-scheme: dark) {
    :root {
        --pwa-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }
    
    .install-banner, .update-banner {
        box-shadow: var(--pwa-shadow);
    }
    
    .online-status {
        box-shadow: var(--pwa-shadow);
    }
}

/* Reduced motion for PWA */
@media (prefers-reduced-motion: reduce) {
    .install-banner, .update-banner {
        transition: none;
    }
    
    .online-status.offline {
        animation: none;
    }
    
    .offline-indicator {
        animation: none;
    }
    
    .sync-pending i {
        animation: none !important;
    }
}

/* High contrast mode for PWA */
@media (prefers-contrast: high) {
    .offline-indicator {
        background: #000000;
        color: #ffffff;
        border: 2px solid #ffffff;
    }
    
    .sync-pending {
        background: #000000;
        color: #ffffff;
        border: 2px solid #ffffff;
    }
    
    .online-status {
        border: 3px solid currentColor;
    }
}

/* Loading states */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(5px);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: loadingSpin 1s linear infinite;
}

@keyframes loadingSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    margin-top: 1rem;
    color: white;
    font-weight: 500;
}