/* Variables manquantes (alias vers la palette style.css) */
:root {
  --dark-navy:         #0F1D33;
  --sidebar-navy:      #0A1628;
  --primary-gold:      #F5BD2A;
  --primary-gold-hover:#D9A520;
  --primary-gold-light:#FEF6DC;
  --surface:           #FFFFFF;
  --border:            #E9ECEF;
  --light-gray:        #F8F9FA;
  --text-gray:         #6B7280;
  --text-dark:         #1A2332;
}

/* Tools page styles */
.tools-hero {
    padding: 7rem 2rem 4rem;
    background: linear-gradient(135deg, var(--sidebar-navy) 0%, var(--dark-navy) 100%);
    text-align: center;
    color: white;
}

.tools-hero h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
}

.tools-hero p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 560px;
    margin: 0 auto;
}

.tools-grid-section {
    padding: 4rem 2rem;
    background: var(--light-gray);
}

.tools-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.75rem;
}

.tool-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 1.25rem;
    padding: 2rem;
    transition: all 0.3s;
    text-decoration: none;
    display: block;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.tool-card:hover {
    border-color: var(--primary-gold);
    box-shadow: 0 12px 40px rgba(245, 189, 42, 0.15);
    transform: translateY(-4px);
}

.tool-card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.tool-card-badge {
    display: inline-block;
    background: var(--primary-gold-light);
    color: var(--dark-navy);
    padding: 0.2rem 0.75rem;
    border-radius: 2rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
    font-family: 'Montserrat', sans-serif;
}

.tool-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--dark-navy);
    margin-bottom: 0.5rem;
}

.tool-card p {
    font-size: 0.875rem;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.tool-card-link {
    color: var(--primary-gold-hover);
    font-weight: 600;
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* Tool app styles */
.tool-app {
    min-height: 100vh;
    background: var(--light-gray);
    padding: 7rem 1.5rem 3rem;
}

.tool-app-container {
    max-width: 900px;
    margin: 0 auto;
}

.tool-app-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.tool-app-header h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 900;
    color: var(--dark-navy);
    margin-bottom: 0.5rem;
}

.tool-app-header p {
    color: var(--text-gray);
}

.tool-card-panel {
    background: var(--surface);
    border-radius: 1.25rem;
    border: 1px solid var(--border);
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    overflow: hidden;
}

.tool-panel-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(135deg, var(--dark-navy), var(--sidebar-navy));
    color: white;
}

.tool-panel-header h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
}

.tool-panel-body {
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dark-navy);
    margin-bottom: 0.5rem;
    font-family: 'Montserrat', sans-serif;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 0.6rem;
    font-size: 0.95rem;
    color: var(--text-dark);
    background: var(--surface);
    font-family: 'Raleway', sans-serif;
    transition: border-color 0.2s;
    -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 3px var(--primary-gold-light);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.result-panel {
    background: #FFFFFF;
    border-radius: 1.25rem;
    padding: 2rem;
    margin-top: 2rem;
    border: 2px solid var(--primary-gold);
    box-shadow: 0 4px 20px rgba(245,189,42,0.12);
    color: var(--dark-navy);
}

.result-panel h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--dark-navy);
}

.result-amount {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--dark-navy);
    margin-bottom: 0.25rem;
}

.result-label {
    font-size: 0.875rem;
    color: var(--text-gray);
    margin-bottom: 1.5rem;
}

.result-breakdown {
    display: grid;
    gap: 0.75rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--light-gray);
    border-radius: 0.5rem;
    border: 1px solid var(--border);
}

.breakdown-label {
    font-size: 0.875rem;
    color: #1A2332;
}

.breakdown-value {
    font-weight: 700;
    color: var(--dark-navy);
    font-family: 'Montserrat', sans-serif;
}

.tool-calculate-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-gold), var(--primary-gold-hover));
    color: var(--dark-navy);
    border: none;
    border-radius: 0.75rem;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    font-family: 'Montserrat', sans-serif;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(245, 189, 42, 0.3);
    margin-top: 0.5rem;
}

.tool-calculate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245, 189, 42, 0.4);
}

.disclaimer {
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--primary-gold-light);
    border-radius: 0.6rem;
    font-size: 0.8rem;
    color: var(--dark-navy);
    line-height: 1.5;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .tools-hero h1 {
        font-size: 1.75rem;
    }

    .result-amount {
        font-size: 1.75rem;
    }
}