/**
 * MUSTO ERP - Page À Propos
 * Styles pour la page détaillée "À propos"
 */

/* ============================================
   HERO SECTION
   ============================================ */

.musto-about-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-16) 0;
    margin-bottom: var(--spacing-8);
}

.musto-about-hero-title {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-4);
    color: var(--color-white);
}

.musto-about-hero-subtitle {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

/* ============================================
   SECTIONS
   ============================================ */

.musto-about-section {
    padding: var(--spacing-12) 0;
}

.musto-about-section-alt {
    background-color: var(--color-gray-50);
}

.musto-about-content {
    padding: var(--spacing-4);
}

.musto-section-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-6);
}

.musto-text-large {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-4);
}

.musto-about-image {
    padding: var(--spacing-4);
}

.musto-image-placeholder {
    background-color: var(--color-gray-100);
    border: var(--border-width-2) dashed var(--color-gray-300);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-12);
    text-align: center;
    color: var(--color-gray-500);
}

.musto-image-placeholder i {
    color: var(--color-gray-400);
}

/* ============================================
   CARDS
   ============================================ */

.musto-about-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base) var(--ease-in-out);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.musto-about-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.musto-about-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-4);
    color: var(--color-white);
    font-size: var(--font-size-2xl);
}

.musto-about-card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.musto-about-card p {
    color: var(--color-gray-700);
    line-height: var(--line-height-relaxed);
    flex-grow: 1;
}

/* ============================================
   PROBLEM CARDS
   ============================================ */

.musto-problem-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
    height: 100%;
    border-left: var(--border-width-4) solid var(--color-gray-300);
}

.musto-problem-card-solution {
    border-left-color: var(--color-primary);
}

.musto-problem-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-4);
    font-size: var(--font-size-2xl);
}

.musto-problem-icon-negative {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

.musto-problem-icon-positive {
    background-color: rgba(34, 197, 94, 0.1);
    color: var(--color-success);
}

.musto-problem-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-4);
}

.musto-problem-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.musto-problem-list li {
    padding: var(--spacing-2) 0;
    color: var(--color-gray-700);
    line-height: var(--line-height-relaxed);
}

.musto-problem-list li i {
    color: var(--color-primary);
}

/* ============================================
   ADAPTATION CARDS
   ============================================ */

.musto-adaptation-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base) var(--ease-in-out);
    height: 100%;
    border-top: var(--border-width-4) solid var(--color-primary);
}

.musto-adaptation-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.musto-adaptation-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-4);
    border-bottom: var(--border-width-1) solid var(--color-gray-200);
}

.musto-adaptation-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.musto-adaptation-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin: 0;
}

.musto-adaptation-content {
    color: var(--color-gray-700);
    line-height: var(--line-height-relaxed);
}

.musto-adaptation-content ul {
    list-style: none;
    padding-left: 0;
}

.musto-adaptation-content ul li {
    padding: var(--spacing-1) 0;
    padding-left: var(--spacing-4);
    position: relative;
}

.musto-adaptation-content ul li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* ============================================
   MODULE CARDS
   ============================================ */

.musto-module-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base) var(--ease-in-out);
    height: 100%;
    border: var(--border-width-1) solid var(--color-gray-200);
}

.musto-module-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.musto-module-card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
    display: flex;
    align-items: center;
}

.musto-module-card-title i {
    color: var(--color-primary);
}

.musto-module-card p {
    color: var(--color-gray-700);
    line-height: var(--line-height-relaxed);
}

.musto-modules-list {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
}

.musto-modules-list h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
}

.musto-module-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-3);
    background-color: var(--color-gray-50);
    border-radius: var(--border-radius-base);
    color: var(--color-gray-700);
    transition: all var(--transition-base) var(--ease-in-out);
}

.musto-module-item:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateX(4px);
}

.musto-module-item i {
    color: var(--color-primary);
    margin-right: var(--spacing-2);
}

.musto-module-item:hover i {
    color: var(--color-white);
}

/* ============================================
   EVOLUTION TIMELINE
   ============================================ */

.musto-evolution-timeline {
    position: relative;
    padding: var(--spacing-4) 0;
}

.musto-evolution-timeline::before {
    content: "";
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: var(--border-width-2);
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.musto-evolution-step {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-8);
    position: relative;
}

.musto-evolution-step:last-child {
    margin-bottom: 0;
}

.musto-evolution-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-md);
}

.musto-evolution-content {
    flex: 1;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-5);
    box-shadow: var(--shadow-md);
}

.musto-evolution-content h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.musto-evolution-content p {
    color: var(--color-gray-700);
    line-height: var(--line-height-relaxed);
    margin: 0;
}

/* ============================================
   VALUE CARDS
   ============================================ */

.musto-value-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-base) var(--ease-in-out);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.musto-value-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.musto-value-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-4);
    color: var(--color-white);
    font-size: var(--font-size-2xl);
}

.musto-value-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--spacing-3);
}

.musto-value-card p {
    color: var(--color-gray-700);
    line-height: var(--line-height-relaxed);
    flex-grow: 1;
}

/* ============================================
   CTA SECTION
   ============================================ */

.musto-about-cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-16) 0;
    margin-top: var(--spacing-8);
}

.musto-cta-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-4);
}

.musto-cta-text {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    line-height: var(--line-height-relaxed);
    margin-bottom: 0;
}

.musto-cta-buttons {
    display: flex;
    gap: var(--spacing-3);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 991.98px) {
    .musto-about-hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .musto-about-hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .musto-section-title {
        font-size: var(--font-size-2xl);
    }
    
    .musto-evolution-timeline::before {
        left: 25px;
    }
    
    .musto-evolution-icon {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-lg);
    }
}

@media (max-width: 767.98px) {
    .musto-about-hero {
        padding: var(--spacing-12) 0;
    }
    
    .musto-about-hero-title {
        font-size: var(--font-size-2xl);
    }
    
    .musto-about-hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    .musto-section-title {
        font-size: var(--font-size-xl);
    }
    
    .musto-about-section {
        padding: var(--spacing-8) 0;
    }
    
    .musto-evolution-step {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .musto-evolution-timeline::before {
        display: none;
    }
    
    .musto-cta-buttons {
        flex-direction: column;
    }
    
    .musto-cta-buttons .musto-btn {
        width: 100%;
    }
}