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

/* Dark Theme (Default) */
:root {
    --primary-color: #3B82F6;
    --primary-dark: #1E40AF;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --purple-color: #8B5CF6;
    --dark-bg: #0F172A;
    --dark-bg-light: #1E293B;
    --terminal-green: #00D4AA;
    --terminal-green-dark: #00B894;
    --card-bg: #1E293B;
    --card-bg-hover: #334155;
    --text-light: #F8FAFC;
    --text-muted: #94A3B8;
    --text-secondary: #64748B;
    --border-color: #334155;
    --border-light: #475569;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.4);
    --gradient-primary: linear-gradient(135deg, #3B82F6, #8B5CF6);
    --gradient-success: linear-gradient(135deg, #10B981, #00D4AA);
    --gradient-warm: linear-gradient(135deg, #F59E0B, #EF4444);
    --gradient-cool: linear-gradient(135deg, #06B6D4, #3B82F6);
    --glass-bg: rgba(30, 41, 59, 0.8);
    --glass-border: rgba(255, 255, 255, 0.1);
}

/* Light Theme */
[data-theme="light"] {
    --primary-color: #4F46E5;
    --primary-dark: #3730A3;
    --success-color: #059669;
    --warning-color: #D97706;
    --danger-color: #DC2626;
    --purple-color: #7C3AED;
    --dark-bg: #F8FAFC;
    --dark-bg-light: #F1F5F9;
    --terminal-green: #10B981;
    --terminal-green-dark: #059669;
    --card-bg: #FFFFFF;
    --card-bg-hover: #F8FAFC;
    --text-light: #1E293B;
    --text-muted: #64748B;
    --text-secondary: #94A3B8;
    --border-color: #E2E8F0;
    --border-light: #CBD5E1;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
    --gradient-primary: linear-gradient(135deg, #4F46E5, #7C3AED);
    --gradient-success: linear-gradient(135deg, #059669, #10B981);
    --gradient-warm: linear-gradient(135deg, #D97706, #DC2626);
    --gradient-cool: linear-gradient(135deg, #0EA5E9, #4F46E5);
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
    padding-bottom: 100px;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Global animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* Add animation classes */
.animate-fade-in-up {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-slide-in-right {
    animation: slideInRight 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-pulse {
    animation: pulse 2s infinite;
}

header {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1.5rem 1rem;
    box-shadow: var(--shadow);
    top: 0;
    z-index: 100;
    overflow: hidden;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    height: 70px;
    width: auto;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    border: 2px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    padding: 4px;
}

.logo:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0.1;
    z-index: -1;
}

header h1 {
    font-size: 1.75rem;
    font-weight: 800;
    margin: 0;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.025em;
    position: relative;
}

header h1::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* Theme Toggle */
.theme-toggle {
    position: absolute;
    top: 50%;
    right: 1.5rem;
    transform: translateY(-50%);
}

.theme-toggle-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.theme-toggle-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 50%;
}

.theme-toggle-btn:hover::before {
    opacity: 0.1;
}

.theme-toggle-btn:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.theme-toggle-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.theme-toggle-btn i {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.theme-toggle-btn:hover i {
    color: var(--primary-color);
}

/* Language Toggle */
.language-toggle {
    position: absolute;
    top: 50%;
    right: 5rem;
    transform: translateY(-50%);
}

.language-toggle-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    color: var(--text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.language-toggle-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 50%;
}

.language-toggle-btn:hover::before {
    opacity: 0.1;
}

.language-toggle-btn:hover {
    border-color: var(--terminal-green);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.language-toggle-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.language-toggle-btn i {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.language-toggle-btn:hover i {
    color: var(--terminal-green);
}

main {
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section {
    display: none;
    animation: fadeIn 0.3s ease-in;
}

.section.active {
    display: block;
}

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

/* Form Styles */
.calculator-container,
.comparison-container,
.simulator-container,
.history-container,
.faq-container {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.calculator-container::before,
.comparison-container::before,
.simulator-container::before,
.history-container::before,
.faq-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.5;
}

.calculator-container:hover,
.comparison-container:hover,
.simulator-container:hover,
.history-container:hover,
.faq-container:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-light);
}

/* Modern History Styling */
.history-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2.5rem;
    gap: 2rem;
    flex-wrap: wrap;
}

.history-title h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.history-title h2 i {
    color: var(--terminal-green);
}

.history-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin: 0;
}

.history-stats {
    display: flex;
    gap: 1.5rem;
}

.stat-item {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    border: 1px solid var(--border-color);
    text-align: center;
    min-width: 120px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.stat-item i {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    display: block;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.history-controls {
    background: var(--glass-bg);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid var(--glass-border);
    margin-bottom: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.search-filter {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex: 1;
    min-width: 300px;
}

.search-box {
    position: relative;
    flex: 1;
    max-width: 300px;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background: var(--card-bg);
    color: var(--text-light);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.filter-options {
    display: flex;
    gap: 0.75rem;
}

.filter-options select {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    background: var(--card-bg);
    color: var(--text-light);
    font-size: 0.9rem;
    min-width: 140px;
    transition: all 0.3s ease;
}

.filter-options select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.history-actions {
    display: flex;
    gap: 0.75rem;
}

.history-list {
    display: grid;
    gap: 1.5rem;
}

.history-item {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.history-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.history-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.history-item:hover::before {
    opacity: 1;
}

.history-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.history-employee {
    font-weight: 700;
    color: var(--text-light);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.history-date {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.history-contract {
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.history-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.5rem;
}

.history-summary-item {
    text-align: center;
    padding: 1rem;
    background: var(--glass-bg);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.history-summary-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.history-summary-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.history-summary-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-light);
}

.history-actions-item {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

.history-actions-item .btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
    border-radius: 10px;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--glass-bg);
    border-radius: 20px;
    border: 2px dashed var(--border-color);
}

.empty-icon {
    margin-bottom: 2rem;
}

.empty-icon i {
    font-size: 4rem;
    color: var(--text-secondary);
    opacity: 0.6;
}

.empty-state h3 {
    color: var(--text-light);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.empty-actions {
    margin-top: 2rem;
}

/* Modern Simulator Styling */
.simulator-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--glass-border);
}

.simulator-header h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.simulator-header h2 i {
    color: var(--terminal-green);
}

.simulator-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin: 0;
    line-height: 1.6;
}

.simulator-form-section {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.results-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--glass-border);
}

.results-header h3 {
    color: var(--primary-color);
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.results-header h3 i {
    color: var(--terminal-green);
}

.results-header p {
    color: var(--text-muted);
    font-size: 1rem;
    margin: 0;
}

.simulator-comparison {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.comparison-cards {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
}

.comparison-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.comparison-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.1);
}

.before-card {
    border-color: #EF4444;
}

.before-card:hover {
    border-color: #DC2626;
    box-shadow: 0 12px 35px rgba(239, 68, 68, 0.2);
}

.after-card {
    border-color: #10B981;
}

.after-card:hover {
    border-color: #059669;
    box-shadow: 0 12px 35px rgba(16, 185, 129, 0.2);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.card-header i {
    font-size: 1.5rem;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.before-card .card-header i {
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
}

.after-card .card-header i {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
}

.card-header h4 {
    color: var(--text-light);
    font-size: 1.3rem;
    margin: 0;
    font-weight: 600;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.value-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--glass-bg);
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.value-item:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.value-item .label {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.9rem;
}

.value-item .value {
    color: var(--text-light);
    font-weight: 700;
    font-size: 1.1rem;
}

.comparison-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
    animation: pulse 2s infinite;
}

.comparison-arrow i {
    color: white;
    font-size: 1.5rem;
}

.impact-analysis {
    background: var(--glass-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--glass-border);
}

.impact-header {
    text-align: center;
    margin-bottom: 2rem;
}

.impact-header h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.impact-header h4 i {
    color: var(--terminal-green);
}

.impact-header p {
    color: var(--text-muted);
    font-size: 1rem;
    margin: 0;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.impact-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.impact-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.impact-card.positive {
    border-color: #10B981;
}

.impact-card.positive:hover {
    border-color: #059669;
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.2);
}

.impact-card.negative {
    border-color: #EF4444;
}

.impact-card.negative:hover {
    border-color: #DC2626;
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.2);
}

.impact-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.impact-card.positive .impact-icon {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
}

.impact-card.negative .impact-icon {
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
}

.impact-icon i {
    font-size: 1.2rem;
}

.impact-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
}

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

.impact-value {
    color: var(--text-light);
    font-size: 1.2rem;
    font-weight: 700;
}

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

/* Modern Comparison Styling */
.comparison-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--glass-border);
}

.comparison-header h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.comparison-header h2 i {
    color: var(--terminal-green);
}

.comparison-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin: 0;
    line-height: 1.6;
}

.comparison-form-section {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.comparison-analysis {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

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

.modality-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.modality-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.1);
}

.clt-card {
    border-color: #3B82F6;
}

.clt-card:hover {
    border-color: #2563EB;
    box-shadow: 0 12px 35px rgba(59, 130, 246, 0.2);
}

.outsourced-card {
    border-color: #F59E0B;
}

.outsourced-card:hover {
    border-color: #D97706;
    box-shadow: 0 12px 35px rgba(245, 158, 11, 0.2);
}

.pj-card {
    border-color: #10B981;
}

.pj-card:hover {
    border-color: #059669;
    box-shadow: 0 12px 35px rgba(16, 185, 129, 0.2);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.modality-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.clt-card .modality-icon {
    background: rgba(59, 130, 246, 0.1);
    color: #3B82F6;
}

.outsourced-card .modality-icon {
    background: rgba(245, 158, 11, 0.1);
    color: #F59E0B;
}

.pj-card .modality-icon {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
}

.modality-icon i {
    font-size: 1.5rem;
}

.modality-info h4 {
    color: var(--text-light);
    font-size: 1.4rem;
    margin: 0 0 0.25rem 0;
    font-weight: 700;
}

.modality-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.values-section {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.value-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--glass-bg);
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.value-item:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.value-item .label {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.9rem;
}

.value-item .value {
    color: var(--text-light);
    font-weight: 700;
    font-size: 1.2rem;
}

.benefits-section h5 {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.benefits-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.benefits-list li i {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    flex-shrink: 0;
}

.benefits-list li .fa-check {
    background: #10B981;
    color: white;
}

.benefits-list li .fa-times {
    background: #EF4444;
    color: white;
}

.comparison-summary {
    background: var(--glass-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--glass-border);
}

.summary-header {
    text-align: center;
    margin-bottom: 2rem;
}

.summary-header h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.summary-header h4 i {
    color: var(--terminal-green);
}

.summary-header p {
    color: var(--text-muted);
    font-size: 1rem;
    margin: 0;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.summary-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    border: 2px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.summary-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.best-liquid {
    border-color: #10B981;
}

.best-liquid:hover {
    border-color: #059669;
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.2);
}

.best-cost {
    border-color: #3B82F6;
}

.best-cost:hover {
    border-color: #2563EB;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.2);
}

.best-benefits {
    border-color: #F59E0B;
}

.best-benefits:hover {
    border-color: #D97706;
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.2);
}

.summary-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.best-liquid .summary-icon {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
}

.best-cost .summary-icon {
    background: rgba(59, 130, 246, 0.1);
    color: #3B82F6;
}

.best-benefits .summary-icon {
    background: rgba(245, 158, 11, 0.1);
    color: #F59E0B;
}

.summary-icon i {
    font-size: 1.2rem;
}

.summary-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
}

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

.summary-value {
    color: var(--text-light);
    font-size: 1.2rem;
    font-weight: 700;
}

.comparison-chart-container {
    background: var(--glass-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--glass-border);
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.chart-header {
    text-align: center;
    width: 100%;
    order: 1;
}

.comparison-chart-container canvas {
    order: 2;
    max-width: 100%;
    height: auto;
    width: 100%;
}

.chart-header h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.chart-header h4 i {
    color: var(--terminal-green);
}

.chart-header p {
    color: var(--text-muted);
    font-size: 1rem;
    margin: 0;
}

/* Modern FAQ Styling */
.faq-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--glass-border);
}

.faq-header h2 {
    color: var(--primary-color);
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.faq-header h2 i {
    margin-right: 0.75rem;
    color: var(--terminal-green);
}

.faq-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin: 0;
}

.faq-categories {
    display: grid;
    gap: 2.5rem;
}

.faq-category {
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.faq-category:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.faq-category h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--glass-border);
}

.faq-category h3 i {
    color: var(--terminal-green);
    font-size: 1.2rem;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--glass-bg);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    border-color: var(--primary-color);
}

.faq-question {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    position: relative;
}

.faq-question:hover {
    background: rgba(59, 130, 246, 0.05);
    color: var(--primary-color);
}

.faq-question[aria-expanded="true"] {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
}

.faq-icon {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--primary-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--card-bg);
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
    background: var(--primary-color);
    color: white;
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-muted);
    line-height: 1.7;
    animation: slideDown 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer p {
    margin-bottom: 1rem;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-answer ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.faq-answer li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.faq-answer strong {
    color: var(--text-light);
    font-weight: 600;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.payroll-form,
.comparison-form,
.simulator-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Modern Form Styling */
.form-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--glass-border);
}

.form-header h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.form-header h2 i {
    margin-right: 0.75rem;
    color: var(--terminal-green);
}

.form-header p {
    color: var(--text-muted);
    font-size: 1rem;
    margin: 0;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    position: relative;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.input-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 2.5rem;
    color: var(--text-muted);
    font-size: 1rem;
    z-index: 2;
}

.input-wrapper label {
    font-weight: 600;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.input-wrapper input,
.input-wrapper select {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--border-color);
    border-radius: 16px;
    font-size: 1rem;
    background: var(--card-bg);
    color: var(--text-light);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    position: relative;
}

.input-wrapper input:focus,
.input-wrapper select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1), 0 8px 25px rgba(0, 0, 0, 0.1);
}

.input-wrapper input:focus + .input-icon,
.input-wrapper select:focus + .input-icon {
    color: var(--primary-color);
}

.input-wrapper input:hover,
.input-wrapper select:hover {
    border-color: var(--primary-color);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.input-wrapper input:hover + .input-icon,
.input-wrapper select:hover + .input-icon {
    color: var(--primary-color);
}

.currency {
    position: absolute;
    right: 1rem;
    top: 2.5rem;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.9rem;
    z-index: 2;
    pointer-events: none;
}

.form-actions {
    text-align: center;
    margin-top: 2rem;
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 16px;
    min-width: 280px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(59, 130, 246, 0.4);
}

.btn-large i {
    font-size: 1.2rem;
}

.input-wrapper input::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    text-decoration: none;
    color: white;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.025em;
    min-height: 48px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-success {
    background: var(--gradient-success);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, #64748B, #475569);
    box-shadow: 0 4px 15px rgba(100, 116, 139, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #DC2626);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn:active {
    transform: translateY(-1px);
    transition: transform 0.1s;
}

.btn-sm {
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    min-height: 40px;
}

/* Results Styles */
.results-container {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    margin-top: 1.5rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    animation: slideInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.results-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-success);
    opacity: 0.5;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hidden {
    display: none !important;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.result-header h3 {
    color: var(--terminal-green);
    margin: 0;
}

.result-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.employee-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.employee-info h4 {
    margin: 0;
    color: var(--text-light);
}

.contract-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.contract-badge.clt {
    background: var(--primary-color);
    color: white;
}

.contract-badge.outsourced {
    background: var(--warning-color);
    color: black;
}

.contract-badge.pj {
    background: var(--purple-color);
    color: white;
}

.calculation-summary {
    display: grid;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-radius: 16px;
    border-left: 4px solid;
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.summary-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.05;
    z-index: -1;
}

.summary-item.gross {
    background: rgba(59, 130, 246, 0.1);
    border-left-color: var(--primary-color);
}

.summary-item.gross::before {
    background: var(--gradient-primary);
}

.summary-item.deductions {
    background: rgba(239, 68, 68, 0.1);
    border-left-color: var(--danger-color);
}

.summary-item.deductions::before {
    background: var(--gradient-warm);
}

.summary-item.net {
    background: rgba(16, 185, 129, 0.1);
    border-left-color: var(--success-color);
}

.summary-item.net::before {
    background: var(--gradient-success);
}

.summary-item.employer-cost {
    background: rgba(139, 92, 246, 0.1);
    border-left-color: var(--purple-color);
}

.summary-item.employer-cost::before {
    background: var(--gradient-primary);
}

.summary-item:hover {
    transform: translateX(4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.summary-item .label {
    font-weight: 600;
    color: var(--text-muted);
}

.summary-item .value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--terminal-green);
}

.detailed-breakdown {
    margin-bottom: 1.5rem;
}

.detailed-breakdown h4 {
    color: var(--terminal-green);
    margin-bottom: 1rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.breakdown-item:last-child {
    border-bottom: none;
}

.breakdown-item .label {
    color: var(--text-muted);
}

.breakdown-item .value {
    font-weight: 600;
    color: var(--text-light);
}

.chart-container {
    margin: 1.5rem 0;
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    padding: 1rem;
    position: relative;
    overflow: hidden;
}

.chart-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

.provisions-section {
    margin-top: 1.5rem;
}

.provisions-section h4 {
    color: var(--terminal-green);
    margin-bottom: 1rem;
}

.provision-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    border-left: 3px solid var(--warning-color);
}

.provision-item .label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.provision-item .value {
    font-weight: 600;
    color: var(--warning-color);
}

/* Comparison Styles */
.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.comparison-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 2rem;
    border-left: 4px solid;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

.comparison-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    opacity: 0.5;
}

.comparison-card.clt::before {
    background: var(--gradient-primary);
}

.comparison-card.outsourced::before {
    background: var(--gradient-warm);
}

.comparison-card.pj::before {
    background: var(--gradient-primary);
}

.comparison-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-light);
}

.comparison-card.clt {
    border-left-color: var(--primary-color);
}

.comparison-card.outsourced {
    border-left-color: var(--warning-color);
}

.comparison-card.pj {
    border-left-color: var(--purple-color);
}

.comparison-card h3 {
    color: var(--terminal-green);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.comparison-values {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.value-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.value-item .label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.value-item .value {
    font-weight: 700;
    color: var(--terminal-green);
}

.comparison-chart-container {
    margin-top: 2rem;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    padding: 1rem;
    position: relative;
    overflow: hidden;
}

.comparison-chart-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

/* Simulator Styles */
.simulator-summary {
    margin-top: 1.5rem;
}

.before-after {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.before,
.after {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1.5rem;
}

.before {
    border-left: 4px solid var(--danger-color);
}

.after {
    border-left: 4px solid var(--success-color);
}

.before h4,
.after h4 {
    color: var(--terminal-green);
    margin-bottom: 1rem;
}

.impact-summary {
    background: rgba(255, 193, 7, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    border-left: 4px solid var(--warning-color);
}

.impact-summary h4 {
    color: var(--warning-color);
    margin-bottom: 1rem;
}

.impact-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 193, 7, 0.2);
}

.impact-item:last-child {
    border-bottom: none;
}

.impact-item .value.positive {
    color: var(--success-color);
}

.impact-item .value.negative {
    color: var(--danger-color);
}

/* History Styles */
.history-actions {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: flex-end;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.history-item {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 1.5rem;
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.history-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

.history-item:hover {
    transform: translateX(6px);
    box-shadow: var(--shadow);
    border-color: var(--border-light);
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.history-header h4 {
    color: var(--terminal-green);
    margin: 0;
}

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

.history-actions-item {
    display: flex;
    gap: 0.5rem;
}

.history-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.history-summary-item {
    text-align: center;
}

.history-summary-item .label {
    display: block;
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-bottom: 0.25rem;
}

.history-summary-item .value {
    font-weight: 700;
    color: var(--terminal-green);
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state p {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.empty-state small {
    font-size: 0.9rem;
    opacity: 0.7;
}

/* FAQ Styles */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

.faq-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--border-light);
}

.faq-question {
    width: 100%;
    padding: 1rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.05);
}

.faq-question[aria-expanded="true"] {
    background: rgba(0, 255, 0, 0.1);
    color: var(--terminal-green);
}

.faq-icon {
    font-size: 1.2rem;
    font-weight: 700;
    transition: transform 0.3s ease;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-muted);
    line-height: 1.6;
    animation: slideDown 0.3s ease;
}

.faq-answer[hidden] {
    display: none;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0.75rem 0;
    z-index: 1000;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.bottom-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--text-muted);
    padding: 0.75rem 1rem;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 70px;
    position: relative;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 12px;
}

.nav-item i {
    font-size: 1.3rem;
    margin-bottom: 0.25rem;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.nav-item span {
    font-size: 0.75rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.nav-item:hover {
    color: var(--text-light);
    transform: translateY(-2px);
}

.nav-item:hover::before {
    opacity: 0.1;
}

.nav-item.active {
    color: var(--text-light);
    background: rgba(59, 130, 246, 0.15);
    transform: translateY(-2px);
}

.nav-item.active::before {
    opacity: 0.2;
}

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


/* Icon Styling */
.fas {
    transition: all 0.3s ease;
}

.btn .fas {
    margin-right: 0.5rem;
}

.nav-item .fas {
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.comparison-card h3 .fas {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

/* Professional Icon Colors */
.fa-file-invoice-dollar {
    color: var(--terminal-green);
}

.fa-chart-bar {
    color: var(--primary-color);
}

.fa-chart-line {
    color: var(--gradient-warm);
}

.fa-archive {
    color: var(--text-muted);
}

.fa-info-circle {
    color: var(--gradient-cool);
}

.fa-briefcase {
    color: #2563EB;
}

.fa-users {
    color: #7C3AED;
}

.fa-industry {
    color: #DC2626;
}

.fa-database {
    color: var(--terminal-green);
}

.fa-eraser {
    color: #EF4444;
}

.fa-palette {
    color: var(--primary-color);
}

.fa-sun {
    color: #F59E0B;
}

/* Footer */
footer {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    color: var(--text-muted);
    padding: 1.5rem;
    font-size: 0.875rem;
    border-top: 1px solid var(--glass-border);
    margin-top: 2rem;
    position: relative;
    overflow: hidden;
    margin-bottom: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

.footer-brand {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.footer-brand-text h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.footer-brand-text p {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.4;
    margin: 0;
}

.footer-links-section {
    text-align: center;
}

.footer-links-section h5 {
    color: var(--text-light);
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
}

.footer-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.footer-link:hover {
    color: var(--primary-color);
    background: var(--glass-bg);
    border-color: var(--glass-border);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.footer-link i {
    font-size: 0.875rem;
}

.footer-company {
    text-align: right;
}

.footer-company h5 {
    color: var(--text-light);
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.company-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.company-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.company-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.company-info p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
}

.footer-bottom {
    border-top: 1px solid var(--glass-border);
    padding: 1.5rem 0;
    text-align: center;
    background: rgba(0, 0, 0, 0.05);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin: 0.5rem 0;
}

.disclaimer-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-style: italic;
}

.disclaimer-text i {
    color: var(--primary-color);
    font-size: 0.875rem;
}

.footer-logo {
    height: 40px;
    width: auto;
    border-radius: 8px;
    opacity: 0.8;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.1));
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(5px);
    padding: 2px;
    flex-shrink: 0;
}

.footer-logo:hover {
    opacity: 1;
    transform: scale(1.1) translateY(-1px);
    border-color: var(--primary-color);
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.15));
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-primary);
    opacity: 0.3;
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 600;
}

footer a:hover {
    color: var(--terminal-green);
    text-decoration: underline;
    text-decoration-color: var(--terminal-green);
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding-bottom: 90px;
    }
    
    main {
        padding: 0.5rem;
    }
    
    .calculator-container,
    .comparison-container,
    .simulator-container,
    .history-container,
    .faq-container,
    .results-container {
        padding: 1.5rem;
        border-radius: 16px;
        margin-bottom: 1rem;
    }
    
    .faq-header h2 {
        font-size: 1.8rem;
    }
    
    .faq-header p {
        font-size: 1rem;
    }
    
    .faq-categories {
        gap: 2rem;
    }
    
    .faq-category {
        padding: 1.5rem;
    }
    
    .faq-category h3 {
        font-size: 1.2rem;
    }
    
    .faq-question {
        padding: 1rem 1.25rem;
        font-size: 0.95rem;
    }
    
    .faq-answer {
        padding: 0 1.25rem 1.25rem;
        font-size: 0.9rem;
    }
    
    .history-header {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .history-stats {
        justify-content: center;
        gap: 1rem;
    }
    
    .stat-item {
        min-width: 100px;
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .history-controls {
        flex-direction: column;
        gap: 1rem;
    }
    
    .search-filter {
        flex-direction: column;
        min-width: auto;
        gap: 0.75rem;
    }
    
    .search-box {
        max-width: none;
    }
    
    .filter-options {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .filter-options select {
        min-width: auto;
    }
    
    .history-actions {
        justify-content: center;
    }
    
    .history-item {
        padding: 1.5rem;
    }
    
    .history-employee {
        font-size: 1.1rem;
    }
    
    .history-summary {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .history-summary-item {
        padding: 0.75rem;
    }
    
    .history-summary-value {
        font-size: 1rem;
    }
    
    .history-actions-item {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .empty-state {
        padding: 3rem 1.5rem;
    }
    
    .empty-icon i {
        font-size: 3rem;
    }
    
    .empty-state h3 {
        font-size: 1.3rem;
    }
    
    .empty-state p {
        font-size: 1rem;
    }
    
    .simulator-header h2 {
        font-size: 1.6rem;
    }
    
    .simulator-header p {
        font-size: 1rem;
    }
    
    .simulator-form-section {
        padding: 1.5rem;
    }
    
    .results-header h3 {
        font-size: 1.4rem;
    }
    
    .comparison-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .comparison-arrow {
        width: 50px;
        height: 50px;
        order: 2;
    }
    
    .comparison-arrow i {
        font-size: 1.2rem;
    }
    
    .comparison-card {
        padding: 1.5rem;
    }
    
    .card-header h4 {
        font-size: 1.1rem;
    }
    
    .value-item {
        padding: 0.5rem 0.75rem;
    }
    
    .value-item .value {
        font-size: 1rem;
    }
    
    .impact-analysis {
        padding: 1.5rem;
    }
    
    .impact-header h4 {
        font-size: 1.2rem;
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .impact-card {
        padding: 1rem;
    }
    
    .impact-icon {
        width: 40px;
        height: 40px;
    }
    
    .impact-icon i {
        font-size: 1rem;
    }
    
    .impact-value {
        font-size: 1rem;
    }
    
    .comparison-header h2 {
        font-size: 1.6rem;
    }
    
    .comparison-header p {
        font-size: 1rem;
    }
    
    .comparison-form-section {
        padding: 1.5rem;
    }
    
    .modalities-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .modality-card {
        padding: 1.5rem;
    }
    
    .modality-icon {
        width: 50px;
        height: 50px;
    }
    
    .modality-icon i {
        font-size: 1.2rem;
    }
    
    .modality-info h4 {
        font-size: 1.2rem;
    }
    
    .value-item {
        padding: 0.75rem;
    }
    
    .value-item .value {
        font-size: 1.1rem;
    }
    
    .comparison-summary {
        padding: 1.5rem;
    }
    
    .summary-header h4 {
        font-size: 1.2rem;
    }
    
    .summary-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .summary-card {
        padding: 1rem;
    }
    
    .summary-icon {
        width: 40px;
        height: 40px;
    }
    
    .summary-icon i {
        font-size: 1rem;
    }
    
    .summary-value {
        font-size: 1rem;
    }
    
    .comparison-chart-container {
        padding: 1.5rem;
        gap: 1rem;
    }
    
    .comparison-chart-container canvas {
        width: 100%;
        max-width: 100%;
    }
    
    .chart-header h4 {
        font-size: 1.2rem;
    }
    
    .chart-header {
        width: 100%;
    }
    
    header {
        padding: 1rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .logo-container {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .logo {
        height: 50px;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
    
    .theme-toggle {
        right: 1rem;
    }
    
    .theme-toggle-btn {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
    }
    
    .language-toggle {
        right: 4rem;
    }
    
    .language-toggle-btn {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
    }
    
    .result-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .result-actions {
        justify-content: stretch;
    }
    
    .result-actions .btn {
        flex: 1;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .before-after {
        grid-template-columns: 1fr;
    }
    
    .history-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .history-summary {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .nav-item span {
        display: none;
    }
    
    .nav-item {
        min-width: auto;
    }
    
    
    .chart-container,
    .comparison-chart-container {
        height: 250px;
    }
    
    footer {
        margin-bottom: 90px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        text-align: center;
    }
    
    .footer-brand {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }
    
    .footer-brand-text h4 {
        font-size: 1rem;
    }
    
    .footer-brand-text p {
        font-size: 0.8rem;
    }
    
    .footer-company {
        text-align: center;
    }
    
    .footer-links {
        gap: 0.5rem;
    }
    
    .footer-link {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    
    .footer-logo {
        height: 32px;
    }
    
    .footer-bottom {
        padding: 1rem 0;
    }
    
    .footer-bottom p {
        font-size: 0.75rem;
    }
    
    .disclaimer-text {
        flex-direction: column;
        gap: 0.25rem;
    }
    
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.2rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .form-header h2 {
        font-size: 1.5rem;
    }
    
    .form-header p {
        font-size: 0.9rem;
    }
    
    .input-wrapper input,
    .input-wrapper select {
        padding: 0.875rem 0.875rem 0.875rem 2.5rem;
        font-size: 0.9rem;
    }
    
    .input-icon {
        left: 0.875rem;
        top: 2.25rem;
        font-size: 0.9rem;
    }
    
    .currency {
        right: 0.875rem;
        top: 2.25rem;
        font-size: 0.8rem;
    }
    
    .btn-large {
        padding: 1rem 2rem;
        font-size: 1rem;
        min-width: 240px;
    }
    
    .form-group input,
    .form-group select,
    .btn {
        font-size: 0.9rem;
    }
    
    .summary-item {
        padding: 0.75rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .summary-item .value {
        font-size: 1.1rem;
    }
    
    .chart-container,
    .comparison-chart-container {
        height: 250px;
    }
    
    .history-summary {
        grid-template-columns: 1fr;
    }
}

/* Loading and Animation States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--terminal-green);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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


/* Utility Classes */
.text-center {
    text-align: center;
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }

.success-text { color: var(--success-color); }
.danger-text { color: var(--danger-color); }
.warning-text { color: var(--warning-color); }
.primary-text { color: var(--primary-color); }
.terminal-text { color: var(--terminal-green); }