@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

:root {
    /* Variables CSS modernes */
    --primary-white: #FFFFFF;
    --surface-light: #F8FAFC;
    --border-light: #E2E8F0;
    --border-medium: #CBD5E1;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-tertiary: #94A3B8;
    --quantum-blue: #0EA5E9;
    --quantum-purple: #8B5CF6;
    --quantum-green: #10B981;
    --quantum-orange: #F59E0B;
    --quantum-red: #EF4444;
    --shadow-soft: 0 4px 16px rgba(0, 0, 0, 0.04);
    --shadow-medium: 0 8px 32px rgba(0, 0, 0, 0.08);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f0f4f8 0%, #e8f2f7 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Effets de fond subtils */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 25% 25%, rgba(14, 165, 233, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(139, 92, 246, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(16, 185, 129, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
    animation: particleFloat 30s infinite ease-in-out;
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-10px) rotate(0.5deg); }
    66% { transform: translateY(5px) rotate(-0.5deg); }
}

.container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.header {
    text-align: center;
    padding: 40px 0 60px;
    background: var(--primary-white);
    border-radius: 24px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-light);
}

.header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--quantum-blue) 50%, var(--quantum-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
}

.main-content {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 30px;
    min-height: 800px;
    overflow: visible;
    align-items: start;
}

.input-panel {
    background: var(--primary-white);
    border-radius: 24px;
    padding: 32px;
    height: fit-content;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-light);
    position: sticky;
    top: 0px;
    overflow: visible;
    min-height: min-content;
}

.results-panel {
    background: var(--primary-white);
    border-radius: 24px;
    padding: 32px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-light);
    overflow: visible;
    height: fit-content;
}

.section {
    margin-bottom: 32px;
    background: linear-gradient(135deg, var(--surface-light) 0%, var(--primary-white) 100%);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

.section:hover {
    box-shadow: var(--shadow-medium);
}

.section:last-child {
    margin-bottom: 0;
}

.section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input, .form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-light);
    border-radius: 12px;
    font-size: 1rem;
    /* background: var(--surface-light); ← LIGNE SUPPRIMÉE */
    color: var(--text-primary);
    transition: all 0.3s ease;
}

/* Ajouter juste après */
.form-group input {
    background: var(--surface-light);
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--quantum-blue);
    background: var(--primary-white);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.15);
}

.dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.metric-card {
    background: linear-gradient(135deg, var(--surface-light) 0%, var(--primary-white) 100%);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

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

.metric-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 500;
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.metric-reference {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-top: 8px;
}

.status-indicator {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-block;
    margin-top: 8px;
}

.status-excellent {
    background: rgba(16, 185, 129, 0.1);
    color: var(--quantum-green);
}

.status-good {
    background: rgba(245, 158, 11, 0.1);
    color: var(--quantum-orange);
}

.status-poor {
    background: rgba(239, 68, 68, 0.1);
    color: var(--quantum-red);
}

.circular-metric {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 15px;
}

.circle-container {
    position: relative;
    width: 80px;
    height: 80px;
}

.circle-bg, .circle-progress {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    position: absolute;
    top: 0;
    left: 0;
}

.circle-bg {
    background: var(--surface-light);
}

.circle-progress {
    background: conic-gradient(from 0deg, var(--quantum-blue), var(--quantum-blue) var(--progress, 0%), transparent var(--progress, 0%));
    transition: --progress 2s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.circle-progress.excellent {
    background: conic-gradient(from 0deg, var(--quantum-green), var(--quantum-green) var(--progress, 0%), transparent var(--progress, 0%));
}

.circle-progress.good {
    background: conic-gradient(from 0deg, var(--quantum-orange), var(--quantum-orange) var(--progress, 0%), transparent var(--progress, 0%));
}

.circle-progress.poor {
    background: conic-gradient(from 0deg, var(--quantum-red), var(--quantum-red) var(--progress, 0%), transparent var(--progress, 0%));
}

.circle-inner {
    position: absolute;
    top: 8px;
    left: 8px;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--primary-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9em;
    color: var(--text-primary);
}

.recommendation {
    background: linear-gradient(135deg, var(--surface-light) 0%, var(--primary-white) 100%);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 32px;
}

.recommendation.buy {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.04) 100%);
    border-color: rgba(16, 185, 129, 0.15);
    color: var(--quantum-green);
}

.recommendation.caution {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(245, 158, 11, 0.04) 100%);
    border-color: rgba(245, 158, 11, 0.15);
    color: var(--quantum-orange);
}

.recommendation.avoid {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(239, 68, 68, 0.04) 100%);
    border-color: rgba(239, 68, 68, 0.15);
    color: var(--quantum-red);
}

.summary-section {
    margin-top: 32px;
    background: linear-gradient(135deg, var(--surface-light) 0%, var(--primary-white) 100%);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 28px;
    box-shadow: var(--shadow-soft);
}

.financial-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin: 24px 0;
}

.detail-item {
    background: var(--primary-white);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

.detail-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.detail-item h4 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.detail-item .amount {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.detail-item .amount.negative {
    color: var(--quantum-red);
}

.detail-item .amount.positive {
    color: var(--quantum-green);
}

.expert-section {
    margin-top: 32px;
    background: linear-gradient(135deg, var(--surface-light) 0%, var(--primary-white) 100%);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 28px;
    box-shadow: var(--shadow-soft);
}

.tab-container {
    display: flex;
    background: var(--primary-white);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 6px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-soft);
}

.tab-button {
    flex: 1;
    padding: 12px 20px;
    background: transparent;
    border: none;
    border-radius: 12px;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    font-size: 0.9rem;
}

.tab-button.active {
    background: linear-gradient(135deg, var(--quantum-blue), var(--quantum-purple));
    color: white;
    transform: scale(1.02);
    box-shadow: var(--shadow-soft);
}

.tab-button:hover:not(.active) {
    color: var(--text-primary);
    background: var(--surface-light);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: contentFadeIn 0.5s ease-out;
}

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

.slider-container {
    margin: 15px 0;
}

.slider-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    font-weight: 500;
    color: var(--text-primary);
}

.slider {
    width: 100%;
    height: 8px;
    background: var(--surface-light);
    border-radius: 8px;
    outline: none;
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, var(--quantum-blue), var(--quantum-purple));
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(14, 165, 233, 0.3);
}

.slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, var(--quantum-blue), var(--quantum-purple));
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 8px rgba(14, 165, 233, 0.3);
}

.calculate-section {
    margin-top: 20px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--surface-light) 0%, var(--primary-white) 100%);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 20px;
}

.calculate-button {
    background: linear-gradient(135deg, var(--quantum-blue), var(--quantum-purple));
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-soft);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 160px;
    justify-content: center;
}

.calculate-button:hover:not(.disabled) {
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.calculate-button.disabled {
    background: var(--quantum-green);
    cursor: default;
}

.formulas-toggle {
    background: var(--primary-white);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
    box-shadow: var(--shadow-soft);
}

.formulas-toggle:hover {
    box-shadow: var(--shadow-medium);
    border-color: var(--border-medium);
}

.formulas-content {
    margin-top: 16px;
    overflow: visible !important;
    position: relative;
    transition: all 0.4s ease;
    z-index:1;
}

.formula-item {
    background: var(--surface-light);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 12px;
}

.formula-item h4 {
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.formula-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 4px 0;
}

/* Auth styles */
.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.auth-modal .modal-content {
    background: var(--primary-white);
    padding: 40px;
    border-radius: 20px;
    max-width: 450px;
    width: 90%;
    position: relative;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border-light);
}

.auth-tabs {
    display: flex;
    margin-bottom: 30px;
    background: var(--surface-light);
    border-radius: 12px;
    padding: 4px;
}

.auth-tabs .tab-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: transparent;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    color: var(--text-secondary);
}

.auth-tabs .tab-btn.active {
    background: linear-gradient(135deg, var(--quantum-blue), var(--quantum-purple));
    color: white;
    box-shadow: var(--shadow-soft);
}

.user-info {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--primary-white);
    padding: 10px 20px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 15px;
    z-index: 1000;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--border-light);
}

.export-button {
    background: linear-gradient(135deg, var(--quantum-blue), var(--quantum-purple));
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 12px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 10px 5px;
    box-shadow: var(--shadow-soft);
}

.export-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

/* Responsive */
@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 380px 1fr;
    }
}

@media (max-width: 900px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .input-panel, .results-panel {
        max-height: none;
        position: static;
    }

    .header h1 {
        font-size: 2.5em;
    }

    .user-info {
        position: relative;
        top: auto;
        right: auto;
        margin-bottom: 20px;
        justify-content: center;
    }

    .dashboard {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .financial-details {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 12px;
    }
}

/* RESPONSIVE */
@media (max-width: 768px) {

}


/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--surface-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--quantum-blue), var(--quantum-purple));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--quantum-purple), var(--quantum-blue));
}

/* Animation pour le spinner */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

.page-loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    z-index: 10001;
    animation: loadingProgress 2s ease-out;
}

@keyframes loadingProgress {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; opacity: 0; }
}

/* Info box styling */
.info-box {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.08) 0%, rgba(14, 165, 233, 0.04) 100%);
    border: 1px solid rgba(14, 165, 233, 0.15);
    border-radius: 16px;
    padding: 20px;
    margin: 20px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Chart container */
.chart-container {
    background: var(--primary-white);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-soft);
    margin: 20px 0;
}

/* Stress test grid */
.stress-test-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 24px;
}

.stress-card {
    background: var(--primary-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

.stress-card:hover {
    box-shadow: var(--shadow-medium);
}

.stress-card h4 {
    margin-bottom: 12px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
}

.stress-card .value {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.stress-card .evolution {
    font-size: 0.85rem;
    font-weight: 500;
}

.stress-card.positive {
    border-left: 4px solid var(--quantum-green);
}

.stress-card.positive .evolution {
    color: var(--quantum-green);
}

.stress-card.negative {
    border-left: 4px solid var(--quantum-red);
}

.stress-card.negative .evolution {
    color: var(--quantum-red);
}

.stress-card.neutral {
    border-left: 4px solid var(--quantum-orange);
}

.stress-card.neutral .evolution {
    color: var(--quantum-orange);
}

/* Inverse calculator */
.inverse-calculator {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

.objectives-panel {
    background: var(--primary-white);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-soft);
}

.results-panel-inverse {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(16, 185, 129, 0.04) 100%);
    border: 1px solid rgba(16, 185, 129, 0.15);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow-soft);
}

.max-price-display {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--quantum-green);
    margin: 20px 0;
}

.negotiation-margin {
    font-size: 1.1rem;
    font-weight: 500;
    padding: 16px;
    background: var(--surface-light);
    border-radius: 12px;
    margin: 16px 0;
    border: 1px solid var(--border-light);
}

/* Calculate status styling */
.calculate-status {
    font-size: 0.9rem;
    margin-top: 10px;
    font-weight: 500;
}

.calculate-status.changed {
    color: var(--quantum-orange);
}

.calculate-status.updated {
    color: var(--quantum-green);
}

.calculate-info {
    margin-top: 10px;
    color: var(--text-tertiary);
}

/* Upgrade modal styles */
.upgrade-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.upgrade-modal .modal-content {
    background: var(--primary-white);
    padding: 40px;
    border-radius: 20px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--border-light);
}

.upgrade-benefits {
    margin: 20px 0;
    text-align: left;
}

.upgrade-benefits .benefit {
    margin: 10px 0;
    color: var(--quantum-green);
    font-weight: 500;
}

.upgrade-btn {
    background: linear-gradient(135deg, var(--quantum-green), var(--quantum-blue));
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-soft);
}

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

/* Error message styles */
.error-message {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--quantum-red);
    color: white;
    padding: 15px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-medium);
    z-index: 10001;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

/* Close modal button */
.close-modal {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-tertiary);
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: var(--text-primary);
}

/* Responsive adjustments pour inverse calculator */
@media (max-width: 1200px) {
    .inverse-calculator {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* ===== INTÉGRATION SELECT RÉGION ET CHECKBOX PRIMO-ACQUÉREUR ===== */

.form-group select {
    /* Supprimer toutes les flèches natives */
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;

    /* Background avec flèche personnalisée */
    background: var(--surface-light) url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    padding-right: 40px;
}

.form-group select:focus {
    outline: none;
    border-color: var(--quantum-blue);
    background: var(--primary-white) url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%230ea5e9' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 12px center;
    background-repeat: no-repeat;
    background-size: 16px;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(14, 165, 233, 0.15);
}

/* Styles pour checkbox personnalisée avec design quantum */
.form-group.checkbox-group {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid rgba(14, 165, 233, 0.1);
    border-radius: 12px;
    padding: 16px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.form-group.checkbox-group:hover {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.08) 0%, rgba(139, 92, 246, 0.08) 100%);
    border-color: rgba(14, 165, 233, 0.2);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

.checkbox-container {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
}

.custom-checkbox {
    position: relative;
    width: 20px;
    height: 20px;
    margin-top: 2px;
    flex-shrink: 0;
}

.custom-checkbox input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    cursor: pointer;
}

.checkbox-visual {
    display: block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-medium);
    border-radius: 6px;
    background: var(--primary-white);
    transition: all 0.3s ease;
    position: relative;
}

.custom-checkbox input[type="checkbox"]:checked + .checkbox-visual {
    background: linear-gradient(135deg, var(--quantum-blue), var(--quantum-purple));
    border-color: var(--quantum-blue);
    transform: scale(1.05);
}

.custom-checkbox input[type="checkbox"]:checked + .checkbox-visual::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.custom-checkbox input[type="checkbox"]:focus + .checkbox-visual {
    border-color: var(--quantum-blue);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.checkbox-label {
    flex: 1;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
    cursor: pointer;
}

.help-text {
    margin-top: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(14, 165, 233, 0.05);
    padding: 8px 12px;
    border-radius: 8px;
    border-left: 3px solid var(--quantum-blue);
}

/* Animation pour la checkbox */
@keyframes checkboxCheck {
    0% { transform: scale(0.8) rotate(-45deg); }
    50% { transform: scale(1.1) rotate(0deg); }
    100% { transform: scale(1.05) rotate(0deg); }
}

.custom-checkbox input[type="checkbox"]:checked + .checkbox-visual {
    animation: checkboxCheck 0.3s ease-out;
}

select::-moz-focus-inner {
    border: 0;
}

select::-ms-expand {
    display: none;
}

/* ===== AJOUTS CSS À AJOUTER DANS main.css ===== */

/* ===== SECTIONS DE MÉTRIQUES ===== */
.metric-section {
    margin-bottom: 40px;
    background: linear-gradient(135deg, var(--surface-light) 0%, var(--primary-white) 100%);
    border-radius: 20px;
    padding: 24px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

.metric-section:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-2px);
}

.section-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-light);
}

.section-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0;
}

.section-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.metrics-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

/* ===== ICÔNES D'INFORMATION ===== */

/* ===== NOUVEAU SYSTÈME TOOLTIP UNIFIÉ ===== */
.info-icon {
    position: relative;
    cursor: help;
    margin-left: 8px;
    display: inline-flex;
    align-items: center;
    opacity: 0.7;
    transition: all 0.3s ease;
    z-index: 1;
}

.info-icon:hover {
    opacity: 1;
    transform: scale(1.1);
}

.tooltip-global {
    position: fixed !important;
    background: #1e293b;
    color: white;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    line-height: 1.5;
    max-width: 320px;
    z-index: 999999 !important;
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    display: none;
    pointer-events: none;
    white-space: normal;
    word-wrap: break-word;
    border: 1px solid rgba(255,255,255,0.1);
}

/* Assurer que les conteneurs n'interfèrent pas */
.formulas-content,
.formula-item,
.metric-card,
.section,
.results-panel,
.input-panel,
.metric-section,
.metrics-container {
    overflow: visible !important;
    position: relative;
}


/* ===== CONTRÔLE ADMIN FORMULES ===== */
.formulas-section {
    position: relative;
}

.admin-only {
    display: none;
}

body.admin-mode .admin-only {
    display: block;
}

.admin-badge {
    background: var(--quantum-purple);
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-left: 8px;
}

.formulas-toggle h3 {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-toggle {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--quantum-blue);
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
    z-index: 1000;
}

.admin-toggle:hover {
    background: var(--quantum-purple);
    transform: scale(1.1);
}

.admin-toggle:active {
    transform: scale(0.95);
}

/* ===== ANIMATIONS POUR NOTIFICATIONS ===== */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== AMÉLIORATION DES CERCLES DE PROGRESSION ===== */
.circle-progress {
    background: conic-gradient(from 0deg, var(--quantum-blue), var(--quantum-blue) var(--progress, 0%), transparent var(--progress, 0%));
    transition: --progress 2s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.circle-progress.excellent {
    background: conic-gradient(from 0deg, var(--quantum-green), var(--quantum-green) var(--progress, 0%), transparent var(--progress, 0%));
}

.circle-progress.good {
    background: conic-gradient(from 0deg, var(--quantum-orange), var(--quantum-orange) var(--progress, 0%), transparent var(--progress, 0%));
}

.circle-progress.poor {
    background: conic-gradient(from 0deg, var(--quantum-red), var(--quantum-red) var(--progress, 0%), transparent var(--progress, 0%));
}

/* ===== RESPONSIVE POUR PETITS ÉCRANS ===== */
@media (max-width: 768px) {
    .metrics-container {
        grid-template-columns: 1fr;
    }


    .admin-toggle {
        bottom: 15px;
        right: 15px;
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
}

/* ===== ÉTATS DE FOCUS POUR ACCESSIBILITÉ ===== */
.info-icon:focus {
    outline: 2px solid var(--quantum-blue);
    outline-offset: 2px;
    border-radius: 50%;
}

.admin-toggle:focus {
    outline: 3px solid rgba(14, 165, 233, 0.5);
    outline-offset: 2px;
}

/* ===== SOLUTION PROFESSIONNELLE - TOOLTIP ADAPTATIF ===== */
/* Remplacer TOUT le code tooltip existant par ceci dans main.css */

.info-icon {
    position: relative;
    cursor: help;
    margin-left: 8px;
    display: inline-flex;
    align-items: center;
    opacity: 0.7;
    transition: all 0.3s ease;
}

.info-icon:hover {
    opacity: 1;
    transform: scale(1.1);
}