/* AfriHealth-Investment - Styles CSS personnalisés */

/* Variables CSS */
:root {
    --primary-color: #2c5aa0;
    --secondary-color: #1e3a5f;
    --accent-color: #4a90e2;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    /* Typography */
    --font-family-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-family-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 0 15px;
    
    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    /* Border radius */
    --border-radius: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 1rem;
    
    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-primary);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--gray-700);
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--gray-600);
}

/* Navigation */
.navbar {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)) !important;
    box-shadow: var(--shadow);
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white) !important;
    text-decoration: none;
}

.navbar-brand:hover {
    color: var(--accent-color) !important;
    transform: scale(1.05);
    transition: var(--transition);
}

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    margin: 0 0.25rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--accent-color) !important;
    transform: translateY(-2px);
}

.navbar-toggler {
    border: none;
    color: var(--white);
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    overflow: hidden;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 100vh;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(168, 198, 247, 0.8), rgba(51, 122, 215, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: 0 2rem;
    animation: fadeInUp 1s ease-out;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn-hero {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--accent-color);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border: none;
}

.btn-hero:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Slider Navigation */
.slider-nav {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 1rem;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.slider-dot.active {
    background: var(--white);
    transform: scale(1.2);
}

/* Sections */
.section {
    padding: var(--section-padding);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    color: var(--gray-900);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    overflow: hidden;
    background: var(--white);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border: none;
    padding: 1.5rem;
    text-align: center;
}

.card-header i {
    color: var(--accent-color);
}

.card-body {
    padding: 2rem;
}

.card-body h4 {
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.card-body p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

/* Buttons */
.btn {
    border-radius: var(--border-radius);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    display: inline-block;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background: var(--gray-600);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--gray-700);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-success {
    background: var(--success-color);
    color: var(--white);
}

.btn-success:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline-light {
    border: 2px solid var(--white);
    color: var(--white);
    background: transparent;
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

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

.form-label {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    display: block;
}

.form-control {
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(44, 90, 160, 0.25);
    outline: none;
}

.form-control::placeholder {
    color: var(--gray-500);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Testimonials */
.section-testimonials {
    background: var(--gray-100);
    padding: 80px 0;
}

.testimonial {
    background: var(--white);
    padding: 2rem;
    margin: 15px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.testimonial-content {
    text-align: center;
}

.testimonial-icon {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.testimonial p {
    font-style: italic;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
    font-size: 1rem;
    line-height: 1.6;
}

.testimonial h5 {
    color: var(--gray-900);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.testimonial .position {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-style: normal;
    margin-bottom: 0;
}

.carousel-control-prev,
.carousel-control-next {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.7;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    opacity: 1;
    background-color: var(--primary-color);
}

.carousel-indicators {
    bottom: -50px;
}

.carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    opacity: 0.5;
    margin: 0 5px;
}

.carousel-indicators button.active {
    opacity: 1;
}

#testimonialsCarousel {
    padding: 20px 0;
}

#testimonialsCarousel .carousel-indicators {
    bottom: -40px;
}

#testimonialsCarousel .carousel-indicators button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary-color);
    opacity: 0.5;
    margin: 0 5px;
}

#testimonialsCarousel .carousel-indicators .active {
    opacity: 1;
}

#testimonialsCarousel .carousel-control-prev,
#testimonialsCarousel .carousel-control-next {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.7;
}

#testimonialsCarousel .carousel-control-prev:hover,
#testimonialsCarousel .carousel-control-next:hover {
    opacity: 1;
}
.testimonials
    {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    height: 100%;
    padding: 2rem;
    margin: 15px;
}

.testimonial:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial p {
    font-style: italic;
    font-size: 1.1rem;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
    position: relative;
}

.testimonial-text::before {
    content: '"';
    font-size: 3rem;
    color: var(--primary-color);
    position: absolute;
    top: -10px;
    left: -10px;
    font-family: serif;
}

.testimonial-text::after {
    content: '"';
    font-size: 3rem;
    color: var(--primary-color);
    position: absolute;
    bottom: -20px;
    right: -10px;
    font-family: serif;
}

.testimonial-author {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.testimonial-location {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* Contact */
.contact-info {
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.contact-icon {
    margin-right: 1rem;
    flex-shrink: 0;
}

.contact-details h5 {
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: var(--gray-600);
    margin-bottom: 0;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--gray-800), var(--gray-900));
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer h5 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer ul {
    list-style: none;
    padding: 0;
}

.footer ul li {
    margin-bottom: 0.5rem;
}

.footer ul li a {
    color: var(--gray-300);
    text-decoration: none;
    transition: var(--transition);
}

.footer ul li a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 1rem;
    margin-top: 2rem;
    text-align: center;
    color: var(--gray-400);
}

.footer-bottom a {
    color: var(--accent-color);
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* Impact Stats */
.impact-stat {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    transition: var(--transition);
}

.impact-stat:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.impact-stat i {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.impact-stat h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.impact-stat p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
}

/* Team Members */
.team-member {
    text-align: center;
    margin-bottom: 1rem;
}

.team-member i {
    color: var(--primary-color);
}

/* Accordion */
.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-button {
    background: var(--white);
    border: none;
    font-weight: 600;
    color: var(--gray-900);
    padding: 1.5rem;
}

.accordion-button:not(.collapsed) {
    background: var(--primary-color);
    color: var(--white);
}

.accordion-button:focus {
    box-shadow: none;
    border: none;
}

.accordion-body {
    padding: 1.5rem;
    background: var(--white);
    color: var(--gray-700);
}

/* Pagination */
.pagination .page-link {
    color: var(--primary-color);
    border: 1px solid var(--gray-300);
    padding: 0.75rem 1rem;
    margin: 0 0.25rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.pagination .page-link:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.pagination .page-item.active .page-link {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

/* Badges */
.badge {
    font-size: 0.8rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius);
}

/* Alerts */
.alert {
    border: none;
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.alert-info {
    background: linear-gradient(135deg, rgba(23, 162, 184, 0.1), rgba(23, 162, 184, 0.05));
    color: var(--info-color);
    border-left: 4px solid var(--info-color);
}

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

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

@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);
    }
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.bg-gradient-accent {
    background: linear-gradient(135deg, var(--accent-color), var(--primary-color));
}

.shadow-custom {
    box-shadow: var(--shadow-lg);
}

.border-radius-custom {
    border-radius: var(--border-radius-lg);
}

/* Responsive Design */
@media (max-width: 1200px) {
    .hero-content h1 {
        font-size: 3rem;
    }
}

@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .card-body {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .btn-hero {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .section-title {
        font-size: 1.75rem;
        margin-bottom: 2rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-icon {
        margin-right: 0;
        margin-bottom: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 1.75rem;
    }
    
    .hero-content {
        padding: 0 1rem;
    }
    
    .btn-hero {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .section {
        padding: 30px 0;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .card-header {
        padding: 1rem;
    }
    
    .card-body {
        padding: 0.75rem;
    }
    
    .testimonial {
        padding: 1.5rem;
    }
    
    .impact-stat {
        padding: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .social-links {
        display: none !important;
    }
    
    .hero-section {
        height: auto;
        min-height: auto;
    }
    
    .section {
        padding: 20px 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
}

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

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000080;
        --secondary-color: #000040;
        --accent-color: #0066cc;
    }
    
    .card {
        border: 2px solid var(--gray-800);
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --white: #1a1a1a;
        --gray-100: #2d2d2d;
        --gray-200: #404040;
        --gray-300: #525252;
        --gray-400: #737373;
        --gray-500: #a3a3a3;
        --gray-600: #d4d4d4;
        --gray-700: #e5e5e5;
        --gray-800: #f5f5f5;
        --gray-900: #ffffff;
    }
    
    body {
        background-color: var(--white);
        color: var(--gray-800);
    }
    
    .card {
        background: var(--gray-100);
        border: 1px solid var(--gray-200);
    }
    
    .form-control {
        background: var(--gray-100);
        border-color: var(--gray-300);
        color: var(--gray-800);
    }
}