/* ==========================
    THEME Finteker.fr
   ========================== */

:root {
    --navy-deep: #0d1b2a;
    --navy-medium: #1b263b;
    --navy-light: #415a77;
    --blue-accent: #005792;
    --blue-accent-hover: #003F6A;
    --background-main: #f8f9fa;
    --background-card: #ffffff;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --border-color: #dee2e6;
    --font-sans-serif: 'Inter', -apple-system, BlinkMacSystem-Font, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --border-radius: 8px;
    --shadow-subtle: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 8px 16px rgba(13, 27, 42, 0.1);
    --shadow-lifted: 0 12px 24px rgba(13, 27, 42, 0.2);
    --transition-fast: 0.3s ease;
    --red-accent: #e40e32; 
    --red-accent-hover: #e20e31;
}


/* ==========================
    STYLES GLOBAUX
   ========================== */

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body { 
    font-family: var(--font-sans-serif); 
    background-color: var(--background-main); 
    color: var(--text-primary); 
    line-height: 1.7; 
    -webkit-font-smoothing: antialiased; 
    text-rendering: optimizeLegibility; 
    display: flex; 
    flex-direction: column; 
    min-height: 100vh; 
    transition: background-color var(--transition-fast), color var(--transition-fast); 
}

/* --- Correction du curseur --- */
body, main, header, footer {
    cursor: default; 
}
input, textarea, button, a, label[for], select {
    cursor: pointer; 
}
input[type="text"], input[type="email"], input[type="password"], textarea {
    cursor: text; 
}

/* ==========================
    TICKER TAPE (Bandeau de Bourse)
   ========================== */

#ticker-tape-container {
    background-color: #1a1a1a;
    border-bottom: 1px solid #333;
    padding: 0.5rem 0;
    overflow: hidden; 
    white-space: nowrap; 
    position: sticky; 
    top: 0;
    z-index: 1001; 
    width: 100%;
}

html[data-theme="light"] #ticker-tape-container {
    background-color: #1a1a1a;
    border-bottom: 1px solid #333;
}

#ticker-tape {
    display: inline-block; 
}

.ticker-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0 1.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.ticker-item .symbol {
    color: #f0f0f0;
    font-weight: 600;
}

.ticker-item .change {
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85rem;
    color: #FFFFFF;
}

.ticker-item .change.positive {
    background-color: #26a69a;
}

.ticker-item .change.negative {
    background-color: #ef5350;
}


/* ==========================
    HEADER & NAVIGATION
   ========================== */

header { 
    position: sticky; 
    top: 0px;
    z-index: 1000; 
    background: rgba(255, 255, 255, 0.85); 
    backdrop-filter: saturate(180%) blur(10px); 
    -webkit-backdrop-filter: saturate(180%) blur(10px); 
    border-bottom: 1px solid var(--border-color); 
    padding: 1rem 2rem; 
    transition: background-color var(--transition-fast), border-color var(--transition-fast); 
}
html[data-theme="dark"] header { background: rgba(27, 38, 59, 0.85); }
nav { display: flex; justify-content: space-between; align-items: center; max-width: 1400px; margin: 0 auto; }
.logo { text-decoration: none; display: flex; align-items: center; gap: 15px; cursor: pointer; }
.logo-icon { height: 50px; width: 50px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-title { font-size: 1.6rem; font-weight: 800; color: var(--navy-deep); letter-spacing: -1px; }
html[data-theme="dark"] .logo-title { color: var(--text-primary); }
.logo-subtitle { font-size: 0.75rem; font-weight: 500; color: var(--navy-light); letter-spacing: 0.5px; }
.nav-links { list-style: none; display: flex; gap: 2rem; }
.nav-links a { text-decoration: none; color: var(--navy-light); font-weight: 500; position: relative; padding-bottom: 8px; transition: color var(--transition-fast); cursor: pointer; }
.nav-links a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 2px; background-color: var(--blue-accent); transform: scaleX(0); transform-origin: bottom right; transition: transform 0.3s ease-out; }
.nav-links a:hover, .nav-links a.active { color: var(--navy-deep); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); transform-origin: bottom left; }
html[data-theme="dark"] .nav-links a:hover, html[data-theme="dark"] .nav-links a.active { color: var(--text-primary); }
.header-controls { display: flex; align-items: center; gap: 0.75rem; }

/* --- Correction Icônes Header (clair & sombre) --- */
.control-btn { 
    background: none; 
    border: 1px solid var(--border-color); 
    color: var(--navy-light);
    width: 40px; 
    height: 40px; 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    cursor: pointer; 
    transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast); 
}
.control-btn:hover { background-color: var(--border-color); color: var(--text-primary); }

html[data-theme="dark"] .control-btn {
    color: var(--text-secondary);
    border-color: var(--border-color);
}
html[data-theme="dark"] .control-btn:hover {
    background-color: var(--navy-light);
    color: var(--text-primary); 
}

.control-btn svg { width: 20px; height: 20px; stroke: currentColor; }
#theme-toggle .icon-sun, html[data-theme="dark"] #theme-toggle .icon-moon { display: none; }
html[data-theme="dark"] #theme-toggle .icon-sun, #theme-toggle .icon-moon { display: block; }
.btn-courses { display: inline-block; background-color: var(--blue-accent); color: white !important; padding: 0.5rem 1rem; border-radius: var(--border-radius); text-decoration: none; font-weight: 600; transition: background-color var(--transition-fast), transform var(--transition-fast); white-space: nowrap; border: none; }
.btn-courses:hover { background-color: var(--blue-accent-hover); transform: scale(1.05); }

/* --- Style Icône Profil --- */
#nav-profile-link {
    padding: 6px; 
    border-radius: 50%;
}
#nav-profile-link .icon-profile {
    width: 24px;  
    height: 24px;
    stroke: currentColor; 
    display: block;
}

/* ==========================
    LAYOUT & CONTENU GÉNÉRAL
   ========================== */

main { flex-grow: 1; padding: 3rem 2rem; max-width: 1400px; width: 100%; margin: 0 auto; }
.content-wrapper { background-color: var(--background-card); border-radius: var(--border-radius); padding: 2.5rem; box-shadow: var(--shadow-medium); margin-top: 2.5rem; transition: background-color var(--transition-fast), box-shadow var(--transition-fast); }
.page-header { text-align: center; margin-bottom: 2.5rem; }
.page-header h1 { color: var(--navy-deep); font-size: 2.5rem; text-transform: none !important;}
html[data-theme="dark"] .page-header h1 { color: var(--text-primary); }
.page-header p { color: var(--text-secondary); font-size: 1.1rem; }

.features { display: grid; gap: 2rem; margin-bottom: 2rem; }
.primary-tools { grid-template-columns: repeat(2, 1fr ); }
.courses-link-bottom { display: block; width: 100%; }
.feature-card-link { text-decoration: none; color: inherit; display: block; height: 100%; }
.feature-card-link.disabled { cursor: not-allowed; }
.feature-card { background: var(--background-card); border-radius: var(--border-radius); box-shadow: var(--shadow-subtle); padding: 2rem; text-align: left; border: 1px solid var(--border-color); transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast); height: 100%; display: flex; flex-direction: column; }
.feature-card-link:not(.disabled):hover .feature-card { transform: translateY(-10px); box-shadow: var(--shadow-lifted); }
.feature-card h2 { color: var(--navy-deep); font-size: 1.25rem; margin-bottom: 0.75rem; }
html[data-theme="dark"] .feature-card h2 { color: var(--text-primary); }
.feature-card p { color: var(--text-secondary); margin-bottom: 1.5rem; font-size: 0.95rem; flex-grow: 1; }

.btn { display: inline-block; background-color: var(--blue-accent); color: white !important; padding: 0.8rem 1.8rem; border-radius: var(--border-radius); text-decoration: none; font-weight: 600; border: 1px solid var(--blue-accent); transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast); cursor: pointer; text-align: center; margin-top: auto; }
.feature-card-link:hover .btn:not(.disabled), .btn:hover:not(.disabled) { background-color: var(--blue-accent-hover); border-color: var(--blue-accent-hover); transform: translateY(-2px); }
.btn.disabled { background-color: var(--text-secondary); border-color: var(--text-secondary); cursor: not-allowed; transform: none; }

footer { padding: 2rem; background-color: var(--navy-deep); color: rgba(255, 255, 255, 0.7); margin-top: auto; transition: background-color var(--transition-fast); }
html[data-theme="dark"] footer { background-color: var(--background-card); color: var(--text-secondary); }
.footer-content-wrapper { display: flex; justify-content: space-between; align-items: center; max-width: 1400px; margin: 0 auto; width: 100%; padding: 0 2rem; }
.footer-content-wrapper p { margin: 0; padding: 0; }
.footer-links { display: block; }
.footer-links a { color: rgba(255, 255, 255, 0.7); text-decoration: none; font-size: 0.9rem; transition: color var(--transition-fast); cursor: pointer; }
.footer-links a:hover { color: #ffffff; }
html[data-theme="dark"] .footer-links a { color: var(--text-secondary); }
html[data-theme="dark"] .footer-links a:hover { color: var(--text-primary); }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ==========================
    MODALE (MENTIONS LÉGALES)
   ========================== */

.modal-overlay { position: fixed; inset: 0; z-index: 2000; background: rgba(13, 27, 42, 0.6); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); display: flex; align-items: center; justify-content: center; padding: 1rem; opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0.3s ease; }
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal-content { background-color: var(--background-card); border-radius: var(--border-radius); box-shadow: var(--shadow-lifted); max-width: 700px; width: 100%; max-height: 90vh; overflow-y: auto; padding: 2.5rem; position: relative; transform: scale(0.95); transition: transform 0.3s ease; }
.modal-overlay.open .modal-content { transform: scale(1); }

.close-modal-btn { 
    position: absolute; 
    top: 1rem; 
    right: 1rem; 
    background: none; 
    border: 1px solid var(--border-color); 
    color: var(--navy-light); 
    width: 36px; 
    height: 36px; 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    cursor: pointer; 
    font-size: 1.5rem; 
    line-height: 1; 
    transition: all var(--transition-fast); 
}
.close-modal-btn:hover { background-color: var(--border-color); color: var(--text-primary); transform: rotate(90deg); }
.close-modal-btn svg { width: 20px; height: 20px; stroke: currentColor; }
#close-legal-modal.close-modal { display: none; } /* Cache l'ancienne croix */

.modal-content h2 { text-align: center; margin-bottom: 2rem; color: var(--navy-deep); }
html[data-theme="dark"] .modal-content h2, html[data-theme="dark"] .modal-content h3 { color: var(--text-primary); }
.modal-content h3 { margin-top: 1.5rem; margin-bottom: 0.5rem; color: var(--navy-deep); }
.modal-content p { color: var(--text-secondary); }

/* ==========================
    PAGE CONTACT & FORMULAIRES
   ========================== */

.contact-card-wrapper { max-width: 1100px; margin: 2.5rem auto 0 auto; }
.contact-card { display: grid; grid-template-columns: 1fr 1.5fr; background-color: var(--background-card); border-radius: var(--border-radius); box-shadow: var(--shadow-medium); overflow: hidden; transition: background-color var(--transition-fast), box-shadow var(--transition-fast); }
.contact-details { padding: 2.5rem; background-color: var(--background-main); border-right: 1px solid var(--border-color); transition: background-color var(--transition-fast), border-color var(--transition-fast); }
html[data-theme="dark"] .contact-details { background-color: #152233; }
.contact-details h2 { color: var(--navy-deep); font-size: 1.75rem; margin-bottom: 1rem; }
html[data-theme="dark"] .contact-details h2 { color: var(--text-primary); }
.contact-details p { color: var(--text-secondary); font-size: 1rem; line-height: 1.6; margin-bottom: 2rem; }
.contact-info-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 1.5rem; }
.contact-info-list li { display: flex; align-items: center; gap: 1rem; color: var(--text-primary); font-weight: 500; }
.contact-icon { width: 24px; height: 24px; color: var(--blue-accent); flex-shrink: 0; }
.contact-form { padding: 2.5rem; display: flex; flex-direction: column; gap: 1.5rem; }
.form-group { display: flex; flex-direction: column; }
.form-group label { font-size: 0.85rem; font-weight: 500; color: var(--text-secondary); margin-bottom: 0.5rem; }
.form-group input, .form-group textarea { width: 100%; padding: 0.9rem 1rem; border: 1px solid var(--border-color); border-radius: var(--border-radius); background-color: var(--background-main); color: var(--text-primary); font-size: 1rem; font-family: inherit; transition: all var(--transition-fast); }
html[data-theme="dark"] .form-group input, html[data-theme="dark"] .form-group textarea { background-color: var(--navy-medium); border-color: var(--border-color); color: var(--text-primary); }
.form-group input:focus, .form-group textarea:focus { border-color: var(--blue-accent); background-color: var(--background-card); box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.15); outline: none; }
html[data-theme="dark"] .form-group input:focus, html[data-theme="dark"] .form-group textarea:focus { background-color: var(--background-card); }
.form-footer { display: flex; align-items: center; gap: 1.5rem; margin-top: 1rem; }
#form-status { font-size: 0.9rem; font-weight: 500; min-height: 1.2em; }
#form-status.success { color: #28a745; }
#form-status.error { color: #dc3545; }

/* ==========================
    STYLES AUTHENTIFICATION
   ========================== */

.password-wrapper {
    position: relative;
}
.password-wrapper input {
    padding-right: 50px !important;
}
#toggle-password {
    position: absolute;
    top: 50%;
    right: 5px;
    transform: translateY(-50%);
    padding: 8px; 
    background: none;
    border: none;
    color: var(--text-secondary);
}
#toggle-password svg {
    width: 20px;
    height: 20px;
    stroke: currentColor; 
}
html[data-theme="dark"] #toggle-password {
    color: var(--text-secondary);
}

.form-group-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap; 
}
.form-group-row > .form-group {
    flex: 1;
    min-width: 200px; 
}
.form-group-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 1rem 0;
}
.form-group-checkbox input {
    width: auto;
    flex-shrink: 0;
}
.form-group-checkbox label {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.4;
    cursor: pointer;
}
.form-select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--background-main);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    appearance: none;
    -webkit-appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%236c757d%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%202-13%205.4A17.6%2017.6%200%200%200%200%2086.8c0%205%202%209.3%205.4%2013l128%20128c3.6%203.6%208%205.4%2013%205.4s9.4-2%2013-5.4l128-128c3.6-3.6%205.4-8%205.4-13%200-5-2-9.3-5.4-13z%22%2F%3E%3C%Vsvg%3E');
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 0.65em auto;
}
html[data-theme="dark"] .form-select {
    background-color: var(--navy-medium);
    border-color: var(--border-color);
    color: var(--text-primary);
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23a7b0ba%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%202-13%205.4A17.6%2017.6%200%200%200%200%2086.8c0%205%202%209.3%205.4%2013l128%20128c3.6%203.6%208%205.4%2013%205.4s9.4-2%2013-5.4l128-128c3.6-3.6%205.4-8%205.4-13%200-5-2-9.3-5.4-13z%22%2F%3E%3C%2Fsvg%3E');
}
.auth-link {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.auth-link a {
    color: var(--blue-accent);
    font-weight: 600;
    text-decoration: underline;
    transition: opacity 0.2s ease;
}
.auth-link a:hover {
    opacity: 0.8;
}

/* ==========================
    PAGE NEWS
   ========================== */

.news-content-wrapper { padding: 2rem; }
.news-filters { display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--border-color); margin-bottom: 1.5rem; }
.news-filters label { font-weight: 600; color: var(--text-primary); font-size: 0.95rem; }
.news-filters .input-control { padding: 0.5rem 1rem; border: 1px solid var(--border-color); border-radius: var(--border-radius); background-color: var(--background-main); color: var(--text-primary); font-size: 1rem; cursor: pointer; transition: border-color var(--transition-fast); }
html[data-theme="dark"] .news-filters .input-control { background-color: #0B1624; color: var(--text-primary); border-color: var(--navy-light); }
.news-filters .input-control:focus { border-color: var(--blue-accent); outline: none; }
.news-list { display: flex; flex-direction: column; gap: 1.25rem; }
.news-article { display: flex; flex-direction: column; padding: 1.25rem; border: 1px solid var(--border-color); border-radius: var(--border-radius); background-color: var(--background-card); transition: box-shadow var(--transition-fast), transform var(--transition-fast); text-decoration: none; color: inherit; }
.news-article:hover { box-shadow: var(--shadow-medium); transform: translateY(-2px); }
.news-article h3 { font-size: 1.15rem; color: var(--navy-deep); margin-bottom: 0.5rem; }
html[data-theme="dark"] .news-article h3 { color: var(--text-primary); }
.news-article p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 0.5rem; }
.news-meta { display: flex; justify-content: space-between; font-size: 0.8rem; color: var(--navy-light); margin-top: 0.5rem; }
.news-meta .source { font-weight: 600; }

/* ==========================
    ACCUEIL - DERNIÈRES ACTUS
   ========================== */

#latest-news-container {
    width: 100%;
    margin-bottom: 2rem;
    padding: 2rem;
    border-radius: var(--border-radius);
    background-color: var(--background-main);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-subtle);
}

#latest-news-container h2 {
    text-align: center;
    font-size: 1.8rem;
    color: var(--navy-deep);
    margin-bottom: 2rem;
}
html[data-theme="dark"] #latest-news-container h2 {
    color: var(--text-primary);
}

#news-grid-home {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

#news-grid-home .news-article-home {
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--background-card);
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
    text-decoration: none;
    color: inherit;
}
#news-grid-home .news-article-home:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-5px);
}
#news-grid-home .news-article-home h3 {
    font-size: 1.1rem;
    color: var(--navy-deep);
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}
html[data-theme="dark"] #news-grid-home .news-article-home h3 {
    color: var(--text-primary);
}
#news-grid-home .news-article-home .news-meta-home {
    font-size: 0.8rem;
    color: var(--navy-light);
    margin-top: auto; 
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.news-footer {
    text-align: center;
    margin-top: 2rem;
}


/* ==========================
    PAGE COURS
   ========================== */

.course-summary { position: static; background-color: var(--background-card); border-radius: var(--border-radius); padding: 1.5rem; box-shadow: var(--shadow-medium); margin-bottom: 2.5rem; transition: background-color var(--transition-fast), box-shadow var(--transition-fast); }
.course-summary h2 { font-size: 1.3rem; color: var(--navy-deep); margin-bottom: 1rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--border-color); }
html[data-theme="dark"] .course-summary h2 { color: var(--text-primary); }
.course-summary ul { list-style: none; padding: 0; margin: 0; }
.course-summary li { margin-bottom: 0.75rem; }
.course-summary a { text-decoration: none; color: var(--navy-light); font-weight: 500; font-size: 0.95rem; transition: color var(--transition-fast); display: block; }
.course-summary a:hover { color: var(--navy-deep); }
html[data-theme="dark"] .course-summary a:hover { color: var(--text-primary); }
.course-chapter { margin-bottom: 2.5rem; }
.course-chapter > h2 { font-size: 1.8rem; color: var(--navy-deep); margin-bottom: 1.5rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--blue-accent); display: inline-block; }
html[data-theme="dark"] .course-chapter > h2 { color: var(--text-primary); }
.content-block { background-color: var(--background-card); border-radius: var(--border-radius); padding: 2rem; box-shadow: var(--shadow-subtle); margin-bottom: 1.5rem; transition: background-color var(--transition-fast), box-shadow var(--transition-fast); }
.content-block.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.content-block.reveal.visible { opacity: 1; transform: translateY(0); }
.content-block h3 { font-size: 1.4rem; color: var(--navy-medium); margin-top: 1.5rem; margin-bottom: 1rem; padding-bottom: 0.4rem; border-bottom: 1px solid var(--border-color); }
html[data-theme="dark"] .content-block h3 { color: var(--navy-light); }
.content-block h3:first-of-type { margin-top: 0; }
.content-block p, .content-block li { color: var(--text-primary); margin-bottom: 1rem; line-height: 1.7; }
html[data-theme="dark"] .content-block p, html[data-theme="dark"] .content-block li { color: var(--navy-medium); }
.content-block ol, .content-block ul { padding-left: 1.5rem; margin-top: 0.5rem; margin-bottom: 1rem; }
.content-block ol li::marker, .content-block ul li::marker { color: var(--blue-accent); font-weight: bold; }
.image-container { margin: 1.5rem 0; max-width: 100%; text-align: center; }
.image-container img { max-width: 100%; max-height: 400px; width: auto; height: auto; border-radius: var(--border-radius); box-shadow: var(--shadow-medium); margin-bottom: 0.5rem; transition: transform var(--transition-fast), box-shadow var(--transition-fast); cursor: default; }
.image-container img:hover { transform: scale(1.03); box-shadow: var(--shadow-lifted); }
.image-container figcaption { font-size: 0.8rem; color: var(--text-secondary); font-style: italic; }
.quiz-button-container { text-align: center; margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--border-color); }
.quiz-btn { display: inline-block; }
.quiz-btn.large { padding: 1rem 2.5rem; font-size: 1.1rem; }
.quiz-page-block h2 { font-size: 1.6rem; margin-bottom: 1rem;} 
.quiz-page-block p { margin-bottom: 1.5rem; }
.quiz-btn:hover { background-color: var(--blue-accent-hover); border-color: var(--blue-accent-hover); transform: translateY(-2px); }


/* ==========================
   VIDEOS SECTION 
   ========================== */

.video-slider-section {
    margin: 3rem 0;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    position: relative;
    max-width: 1340px;
    margin-left: auto;
    margin-right: auto;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-medium);
}

.video-slider-section .section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.video-slider-section .section-header h2 {
    color: var(--blue-accent);
    margin-bottom: 0.5rem;
    font-size: 1.8rem;
}

.video-slider-section .section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.video-slider-container {
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}

.video-slider {
    display: flex;
}

.video-slide {
    width: calc(100% / 3);
    flex-shrink: 0;
    box-sizing: border-box;
    padding: 0 10px;
}

.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--background-card);
    color: var(--blue-accent);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-subtle);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.8rem;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    line-height: 1;
    padding-bottom: 3px;
}

.slider-nav:hover {
    background: var(--blue-accent);
    color: white;
    border-color: var(--blue-accent);
    transform: translateY(-50%) scale(1.05);
    box-shadow: var(--shadow-medium);
}

.slider-nav.prev {
    left: 2.5rem;
}

.slider-nav.next {
    right: 2.5rem;
}

.slider-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.video-card {
    background: var(--background-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
    border: none;
    height: 100%;
}

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

.video-container {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
    border-radius: 16px 16px 0 0;
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-meta { padding: 1.5rem; }
.video-category { display: inline-block; padding: 0.3rem 0.8rem; border-radius: 20px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 0.8rem; }
.video-category.dcf { background: #e3f2fd; color: #1976d2; }
.video-category.backtesting { background: #e8f5e8; color: #2e7d32; }
.video-category.ma { background: #f3e5f5; color: #7b1fa2; }
.video-category.trading { background: #fff3e0; color: #f57c00; }
.video-category.general { background: #e0f2f1; color: #00796b; }
.video-meta h4 { color: var(--text-primary); margin-bottom: 0.5rem; font-size: 1.1rem; line-height: 1.4; }
.video-meta p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.5; margin: 0; }

@media (max-width: 1350px) {
    .video-slider-section {
        max-width: 100%;
        padding: 2rem 1rem;
    }
    .video-slider-container {
        max-width: 100%;
    }
    .slider-nav.prev {
        left: 10px;
    }
    .slider-nav.next {
        right: 10px;
    }
}

@media (max-width: 992px) {
    .video-slide {
        width: calc(100% / 2);
    }
}

@media (max-width: 992px) {
    .video-slide {
        width: calc(100% / 2);
    }
}

@media (max-width: 768px) {
    .video-slide {
        width: 100%;
    }
    
    .video-slider {
        padding-right: 50px; 
    }

    .slider-nav {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
}

/* ==========================
    BACKTESTER (STYLES SPÉCIFIQUES)
   ========================== */

:root {
  --backtester-bg: radial-gradient(1200px 600px at -10% -20%, #eaf1ff 0%, transparent 60%), var(--background-main);
}
body.backtester-page { background: var(--backtester-bg); }
.nav { max-width: 1200px; margin: 0 auto; padding: 14px 18px; display: flex; align-items: center; gap: 14px; }
.card { background: var(--background-card); border: 1px solid var(--border-color); border-radius: var(--border-radius); padding: 20px; box-shadow: var(--shadow-medium); margin-bottom: 1.5rem; }
.card h2 { font-size: 1rem; margin: 6px 0 12px; color: var(--blue-accent); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.row-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.stack { display: flex; gap: 8px; flex-wrap: wrap; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; margin-top: 15px; }
.kpi { padding: 12px; border-radius: var(--border-radius); background: var(--background-main); border: 1px solid var(--border-color); }
.kpi h3 { margin: 0 0 6px; font-size: 0.85rem; color: var(--text-secondary); }
.kpi .v { font-family: ui-monospace, monospace; font-size: 1.1rem; }
.footer { max-width: 1200px; margin: 26px auto; padding: 0 18px 36px; }
.foot-card { background: var(--background-card); border: 1px solid var(--border-color); border-radius: var(--border-radius); padding: 14px; display: flex; flex-direction: column; gap: 14px; }
.go-back { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 999px; border: 1px solid var(--border-color); color: var(--text-secondary); text-decoration: none; transition: all var(--transition-fast); }
.go-back:hover { background-color: var(--blue-accent); color: white; border-color: var(--blue-accent); }

/* ==========================
    QUIZ (STYLES SPÉCIFIQUES)
   ========================== */

.quiz-container { display: flex; flex-direction: column; align-items: center; padding: 60px 20px; max-width: 900px; margin: auto; }
.quiz-card { background: #ffffff; border-radius: 20px; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1); padding: 40px; width: 100%; transition: 0.3s; }
.quiz-card:hover { transform: translateY(-3px); }
.question { font-size: 1.4rem; font-weight: 600; text-align: center; margin-bottom: 25px; }
.answers { display: flex; flex-direction: column; gap: 14px; margin-bottom: 25px; }
.answer-btn { border: 2px solid #0056b3; border-radius: 12px; padding: 14px; cursor: pointer; transition: all 0.25s ease; font-size: 1rem; background-color: #f9fbff; color: #004aad; text-align: center; }
.answer-btn:hover:not(:disabled) { background-color: #0056b3; color: #fff; }
.answer-btn.correct { background-color: #22c55e; color: white; border-color: #22c55e; }
.answer-btn.incorrect { background-color: #ef4444; color: white; border-color: #ef4444; }
.answer-btn:disabled { cursor: not-allowed; opacity: 0.8; }
.btn.quiz-btn { background-color: #0056b3; color: #fff; padding: 10px 25px; border-radius: 10px; font-weight: 600; border: none; cursor: pointer; transition: 0.3s; }
.btn.quiz-btn:hover { background-color: #003c82; }
.btn.ghost { background-color: #003c82; border: 2px solid #0056b3; color: #0056b3; padding: 10px 25px; border-radius: 10px; text-decoration: none; font-weight: 600; transition: 0.3s; }
.btn.ghost:hover { background-color: #0056b3; color: white; }
.result { text-align: center; font-size: 1.2rem; font-weight: 600; margin-bottom: 20px; }
.quiz-actions { display: flex; flex-direction: column; gap: 15px; align-items: center; }
.hidden { display: none; }


/* ==========================
   QUIZ SELECTION PAGE
   ========================== */
.quiz-selection-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.quiz-selection {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.quiz-card {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.quiz-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.quiz-card h2 {
  color: var(--blue-accent);
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.quiz-card p {
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.quiz-stats {
  margin-bottom: 1.5rem;
  padding: 0.75rem;
  background: var(--bg-light);
  border-radius: 8px;
  text-align: center;
}

.score-badge {
  font-size: 0.9rem;
  color: var(--text-light);
  font-weight: 500;
}

.score-badge span {
  color: var(--blue-accent);
  font-weight: 600;
}

.quiz-card .btn {
  margin-top: auto;
  text-align: center;
  padding: 0.75rem 1.5rem;
}

/* ==========================
   QUIZ PAGES STYLES
   ========================== */
.quiz-page {
  background: var(--bg-primary);
}

.quiz-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
}

.quiz-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.stat-card {
  background: var(--card-bg);
  padding: 1.5rem;
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat-card h3 {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-card .score {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--blue-accent);
}

.quiz-section {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
}

.quiz-progress {
  margin-bottom: 2rem;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-light);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue-accent), var(--cyan));
  border-radius: 4px;
  transition: width 0.3s ease;
}

#progress-text {
  font-size: 0.9rem;
  color: var(--text-light);
  text-align: center;
  display: block;
}

.question-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  line-height: 1.5;
}

.options-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.option-btn {
  padding: 1rem 1.5rem;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.option-btn:hover:not(:disabled) {
  border-color: var(--blue-accent);
  background: var(--blue-light);
}

.option-btn.correct {
  background: var(--success-light);
  border-color: var(--success);
  color: var(--success-dark);
}

.option-btn.incorrect {
  background: var(--error-light);
  border-color: var(--error);
  color: var(--error-dark);
}

.option-btn:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.results-card {
  text-align: center;
  padding: 3rem 2rem;
}

.final-score {
  font-size: 3rem;
  font-weight: 700;
  color: var(--blue-accent);
  margin: 1.5rem 0;
}

.final-score span:first-child {
  color: var(--success);
}

#score-message {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: var(--text-light);
}

.results-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

#navigation-warning {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}


/* ==========================
   QUIZ GENERAL STYLES
   ========================== */
.quiz-info {
  text-align: center;
  padding: 2rem;
}

.quiz-features {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
  text-align: left;
  max-width: 300px;
  margin-left: auto;
  margin-right: auto;
}

.quiz-features li {
  padding: 0.5rem 0;
  font-size: 0.95rem;
  color: var(--text-light);
}

.quiz-features li::before {
  content: "•";
  color: var(--blue-accent);
  font-weight: bold;
  display: inline-block;
  width: 1em;
  margin-left: -1em;
}

.btn.large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.results-details {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--bg-light);
  border-radius: 12px;
}

.result-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  text-align: center;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--blue-accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

.final-score {
  font-size: 3.5rem;
  font-weight: 800;
  margin: 1.5rem 0;
  background: linear-gradient(135deg, var(--blue-accent), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

#score-message {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  color: var(--text-primary);
  font-weight: 500;
}

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

.question-card {
  animation: fadeIn 0.3s ease-out;
}

.option-btn {
  animation: fadeIn 0.3s ease-out;
}

.quiz-progress {
  margin-bottom: 2rem;
  padding: 1rem;
  background: var(--bg-light);
  border-radius: 12px;
}


/* ==========================
   QUIZ STYLES AMÉLIORÉS
   ========================== */

.option-btn.correct {
  background: #d1fae5 !important;
  border-color: #10b981 !important;
  color: #065f46 !important;
}

.option-btn.incorrect {
  background: #fee2e2 !important;
  border-color: #ef4444 !important;
  color: #7f1d1d !important;
}

.results-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.results-actions .btn {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay.hidden {
    display: none;
}

.modal-content {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 16px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
}

.btn.warning {
    background: var(--error);
}

.btn.warning:hover {
    background: var(--error-dark);
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.02); }
  100% { transform: scale(1); }
}

.option-btn.correct {
  animation: pulse 0.5s ease;
}

.option-btn.incorrect {
  animation: pulse 0.5s ease;
}

.option-btn {
  padding: 1rem 1.5rem;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.option-btn:hover:not(:disabled) {
  border-color: var(--blue-accent);
  background: var(--blue-light);
  transform: translateY(-2px);
}

.option-btn:disabled {
  cursor: not-allowed;
  opacity: 0.8;
}

/* ==========================
    PAGE M&A TRACKER
   ========================== */

.ma-card {
    padding: 1.5rem;
}

.ma-card .filters {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1rem;
    align-items: end;
    margin-bottom: 1.5rem;
}
.ma-card .field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.ma-card .field-col-3 { grid-column: span 3; }
.ma-card .field-col-6 { grid-column: span 6; }

.ma-card .filter-button-wrapper {
    justify-content: flex-end;
}

.ma-card .field label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}
.ma-card .filters input[type="date"],
.ma-card .filters input[type="text"],
.ma-card .filters select {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background-color: var(--background-main);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}
.ma-card .filters select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%236c757d%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%202-13%205.4A17.6%2017.6%200%200%200%200%2086.8c0%205%202%209.3%205.4%2013l128%20128c3.6%203.6%208%205.4%2013%205.4s9.4-2%2013-5.4l128-128c3.6-3.6%205.4-8%205.4-13%200-5-2-9.3-5.4-13z%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 0.65em auto;
}
html[data-theme="dark"] .ma-card .filters select {
     background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23a7b0ba%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%202-13%205.4A17.6%2017.6%200%200%200%200%2086.8c0%205%202%209.3%205.4%2013l128%20128c3.6%203.6%208%205.4%2013%205.4s9.4-2%2013-5.4l128-128c3.6-3.6%205.4-8%205.4-13%200-5-2-9.3-5.4-13z%22%2F%3E%3C%2Fsvg%3E');
}

.ma-card .filters .btn {
    width: 100%;
    padding: 0.9rem 1rem;
    height: calc(1.8rem + 2px + 1.7em);
}

.ma-card .tabs{
    display:flex;
    gap: 0.5rem;
    justify-content:center;
    flex-wrap:wrap;
    margin: 0 auto 1.5rem auto;
}
.ma-card .tab{
    background: var(--background-card);
    border: 1px solid var(--border-color);
    padding: 0.55rem 1rem;
    border-radius: 999px;
    cursor: pointer;
    box-shadow: var(--shadow-subtle);
    transition: 0.2s transform, 0.2s background-color, 0.2s color;
    user-select: none;
    font-weight: 600;
    color: var(--text-secondary);
}
.ma-card .tab:hover{
    transform: translateY(-2px);
    color: var(--text-primary);
    border-color: var(--blue-accent);
}
.ma-card .tab.active{
    background: var(--blue-accent);
    color: white;
    border-color: var(--blue-accent);
}

.ma-card .toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}
.ma-card .muted {
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.ma-card .pill {
    border: 1px solid var(--border-color);
    background: var(--background-main);
    border-radius: 999px;
    padding: 0.35rem 0.75rem;
}

.ma-card .table-wrap {
    max-height: 60vh;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow-x: auto;
}
.ma-card #ma-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}
.ma-card #ma-table th, 
.ma-card #ma-table td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
    white-space: nowrap;
}
.ma-card #ma-table th {
    background: var(--background-main);
    color: var(--text-primary);
    position: sticky;
    top: 0;
    z-index: 1;
    cursor: pointer;
    user-select: none;
    font-weight: 600;
}
html[data-theme="dark"] .ma-card #ma-table th {
    background: var(--navy-medium);
}
.ma-card #ma-table tbody tr {
    transition: background-color 0.2s ease;
}
.ma-card #ma-table tbody tr:nth-child(even) {
    background: var(--background-main);
}
.ma-card #ma-table tbody tr:hover {
    background-color: var(--blue-accent-hover);
    color: white;
}
html[data-theme="dark"] .ma-card #ma-table tbody tr:hover {
    background-color: var(--blue-accent);
}

.ma-card .sec-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
    background: var(--blue-accent);
    border: 1px solid var(--blue-accent);
    padding: 0.35rem 0.6rem;
    border-radius: 999px;
    color: #fff;
    font-weight: 700;
    font-size: 0.8rem;
    transition: background-color var(--transition-fast);
}
.ma-card .sec-link:hover {
    background: var(--blue-accent-hover);
    border-color: var(--blue-accent-hover);
}
.ma-card .chip {
    font-size: 0.85rem;
    border-radius: 999px;
    padding: 0.25rem 0.6rem;
    border: 1px solid var(--border-color);
    background: var(--background-main);
    color: var(--text-secondary);
    text-transform: capitalize;
}

.ma-card .pagination {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    justify-content: center;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}
.ma-card .page-btn {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 0.45rem 0.75rem;
    cursor: pointer;
    box-shadow: var(--shadow-subtle);
    min-width: 38px;
    text-align: center;
    font-weight: 700;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}
.ma-card .page-btn:hover {
    transform: translateY(-2px);
    border-color: var(--blue-accent);
    color: var(--blue-accent);
}
.ma-card .page-btn.active {
    background: var(--blue-accent);
    border-color: var(--blue-accent);
    color: #fff;
    cursor: default;
}


/* ==========================
    PAGE DCF LAB
   ========================== */

.dcf-card {
    --brand:#003366;
    --brand-2:#0a4a82;
    --bg:#f6f7fb;
    --text:#1b1f23;
    --muted:#6b7280;
    --card:#fff;
    --border:#e8e9ef;
    --row-alt:#fafbfe;
    --shadow:0 10px 28px rgba(6,24,44,.12);
    --radius:16px;
}
.dcf-card {
    --brand: var(--blue-accent);
    --brand-2: var(--blue-accent-hover);
    --bg: var(--background-main);
    --text: var(--text-primary);
    --muted: var(--text-secondary);
    --card: var(--background-card);
    --border: var(--border-color);
    --row-alt: var(--background-main);
    --shadow: var(--shadow-subtle);
    --radius: var(--border-radius);
}
html[data-theme="dark"] .dcf-card {
    --brand: var(--blue-accent);
    --brand-2: var(--blue-accent-hover);
    --text: var(--text-primary);
    --muted: var(--text-secondary);
    --border: var(--border-color);
    --row-alt: var(--background-main);
}


.wrap { max-width: 1100px; margin:0 auto; }

.tabs{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap;margin:1rem auto 1.5rem}
.tab{
    border:1px solid var(--border-color);
    background:var(--background-card);
    border-radius:999px;
    padding:.55rem 1rem;
    font-weight:600;
    cursor:pointer;
    transition:.15s transform, .15s background-color, .15s color;
    color: var(--text-secondary);
}
.tab:hover{
    transform:translateY(-2px);
    color: var(--text-primary);
    border-color: var(--blue-accent);
}
.tab.active{
    background:var(--blue-accent);
    color:#fff;
    border-color:var(--blue-accent);
}

.dcf-card.card{
    background:var(--background-card);
    border:1px solid var(--border-color);
    border-radius:var(--border-radius);
    box-shadow:var(--shadow-medium);
    padding:1.5rem;
    animation:fadeIn .25s ease;
}
.page{display:none}
.page.active{display:block}
.grid-2{display:grid;grid-template-columns: 1fr 1fr;gap:1.5rem}
.grid-2.rev{grid-template-columns: 1fr 1fr}
.grid-2 > *{min-width:0}

.dcf-card .row{display:grid;grid-template-columns:repeat(12,1fr);gap:.7rem}
.dcf-card .field{display:flex;flex-direction:column;gap:.35rem}
.dcf-card label{font-size:.85rem;color:var(--text-secondary)}
.dcf-card input[type="text"],
.dcf-card input[type="number"],
.dcf-card input[type="date"],
.dcf-card select {
    width:100%;
    min-width:0;
    padding:.8rem 1rem;
    border:1px solid var(--border-color);
    border-radius:var(--border-radius);
    background: var(--background-main);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    outline:none;
}
.dcf-card input:focus,
.dcf-card select:focus{box-shadow:0 0 0 3px rgba(0, 123, 255, 0.15); border-color: var(--blue-accent);}
.dcf-card input[type="range"]{width:100%; padding: 0;}

.dcf-card .actions{display:flex;gap:.6rem;flex-wrap:wrap}

.dcf-card .btn{
    display:inline-flex;align-items:center;gap:.5rem;
    border:1px solid var(--blue-accent);
    background:var(--blue-accent);
    color:#fff;
    border-radius:var(--border-radius);
    padding:.8rem 1rem;
    font-weight:600;
    cursor:pointer;
    transition: background-color var(--transition-fast);
}
.dcf-card .btn:hover{background:var(--blue-accent-hover)}

.dcf-card .btn-ghost{
    display:inline-flex;align-items:center;gap:.5rem;
    border:1px solid var(--border-color);
    background:var(--background-card);
    color:var(--blue-accent);
    border-radius:var(--border-radius);
    padding:.8rem 1rem;
    font-weight:600;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}
.dcf-card .btn-ghost:hover{
    background-color: var(--background-main);
    border-color: var(--blue-accent);
}

.kpis{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.kpi{
    border:1px solid var(--border-color);
    border-radius:12px;
    padding:.7rem 1rem;
    background:var(--background-main);
    display:flex;
    flex-direction:column;
    gap:.25rem;
    min-height:86px;
    justify-content:center;
}
.kpi .lbl{font-size:.8rem;color:var(--text-secondary)}
.kpi .val{font-size:1.2rem;font-weight:700;color:var(--text-primary)}

.dcf-card .table-wrap{overflow:auto;border-radius:var(--border-radius);border: 1px solid var(--border-color);-webkit-overflow-scrolling:touch}
.dcf-card table{width:100%;border-collapse:collapse;font-size:.95rem;margin-top:0;}
.dcf-card th,.dcf-card td{padding:.7rem;border:1px solid var(--border-color);text-align:left}
.dcf-card th{background:var(--background-main);color:var(--text-primary);position:sticky;top:0;z-index:1}
.dcf-card tbody tr:nth-child(even){background:var(--row-alt)}
.dcf-card tbody tr:hover{background: var(--blue-accent); color: white;}
html[data-theme="dark"] .dcf-card tbody tr:hover{background: var(--blue-accent-hover);}

.dcf-card .tag{
    display:inline-flex;align-items:center;gap:.35rem;
    background:var(--background-main);
    border:1px solid var(--border-color);
    border-radius:999px;
    padding:.25rem .6rem;
    color:var(--text-secondary);
    font-size:.85rem;
}
.dcf-card .sec-link{
    text-decoration:none;
    display:inline-flex;align-items:center;gap:.4rem;
    background: var(--blue-accent);
    border: 1px solid var(--blue-accent);
    padding: 0.35rem 0.6rem;
    border-radius: 999px;
    color: #fff;
    font-weight: 700;
    font-size: 0.8rem;
    transition: background-color var(--transition-fast);
}
.dcf-card .sec-link:hover {
    background: var(--blue-accent-hover);
}

.dcf-card .chart-wrap{
    border:1px dashed var(--border-color);
    border-radius:12px;
    padding:.7rem;
    margin-top: 1rem;
}
.dcf-card canvas{
    width:100%;
    height:260px;
    display:block;
}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}


/* ==========================
    PAGE BACKTESTER
   ========================== */

body[data-page-key="backtester"] {
    --bg-bt: #f6f9ff;
    --panel-bt: #ffffff; 
    --ink-bt: #0b2a53;
    --muted-bt: #6b7ea6; 
    --line-bt: #dfe7fb;
    --navy-bt: #0b2a53; 
    --blue-bt: #0d5bd7;
    --cyan-bt: #17a6ff; 
    --good-bt: #13a47f;
    --bad-bt: #e14b64;
    --warn-bt: #d68a00; 
    
    background: radial-gradient(1200px 600px at -10% -20%, #eaf1ff 0%, transparent 60%), var(--bg-bt) !important;
    color: var(--ink-bt);
}

html[data-theme="dark"] body[data-page-key="backtester"] {
    --bg-bt: #0d1b2a;
    --panel-bt: #1b263b;
    --ink-bt: #edf2f4;
    --muted-bt: #a7b0ba;
    --line-bt: #415a77;
    --navy-bt: #edf2f4;
    --blue-bt: #3A86FF;
    --cyan-bt: #58CCED;
    --good-bt: #28a745;
    --bad-bt: #ef5350;
    --warn-bt: #ffc107;
    background: var(--bg-bt) !important;
    color: var(--ink-bt);
}

body[data-page-key="backtester"] main {
    max-width: 1200px;
    padding: 1rem 18px; 
    margin: 1.5rem auto; 
}

.backtester-grid {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 18px;
}

.bt-card {
    background: var(--panel-bt); 
    border: 1px solid var(--line-bt); 
    border-radius: 16px; 
    padding: 14px; 
    box-shadow: 0 10px 24px rgba(11,42,83,.06);
}
html[data-theme="dark"] .bt-card {
     box-shadow: 0 10px 24px rgba(0,0,0,.3);
}

.bt-card h2 {
    font-size: 15px; 
    margin: 6px 0 12px; 
    color: #173b77; 
    letter-spacing:.02em;
}
html[data-theme="dark"] .bt-card h2 {
    color: var(--navy-light);
}

.bt-card label {
    display: block; 
    font-size: 12px; 
    color: var(--muted-bt); 
    margin: 8px 0 6px;
}
.bt-card input[type="text"], 
.bt-card input[type="number"], 
.bt-card select {
    width: 100%; 
    padding: 10px 12px; 
    border-radius: 10px; 
    background: var(--bg-bt); 
    border: 1px solid var(--line-bt); 
    color: var(--ink-bt); 
    outline: none;
    font-family: var(--font-sans-serif);
    font-size: 1rem;
}
html[data-theme="dark"] .bt-card input[type="text"], 
html[data-theme="dark"] .bt-card input[type="number"], 
html[data-theme="dark"] .bt-card select {
    background: var(--background-main);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.bt-card .row { display:grid; grid-template-columns: 1fr 1fr; gap:10px }
.bt-card .row-3 { display:grid; grid-template-columns: 1fr 1fr 1fr; gap:10px }
.bt-card .stack { display:flex; gap:8px; flex-wrap:wrap }

.bt-card .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 999px;
    background: var(--blue-bt); 
    color: white;
    border: 1px solid var(--blue-bt); 
    cursor: pointer;
    font-weight: 600;
}
.bt-card .btn:hover {
    background: var(--blue-accent-hover);
}
.bt-card .btn.ghost {
    background: var(--panel-bt); 
    color: var(--blue-bt); 
    border: 1px solid var(--line-bt); 
}
.bt-card .btn.ghost:hover {
     background: var(--bg-bt); 
}
.bt-card .btn.secondary {
    background: var(--panel-bt); 
    color: var(--ink-bt); 
    border: 1px solid var(--line-bt); 
}
.bt-card .btn.secondary:hover {
    border-color: var(--blue-bt); 
}


.bt-card .kpis {
    display: grid;
    grid-template-columns: repeat(5,minmax(0,1fr));
    gap: 10px;
}

.bt-card .kpi {
    padding: 12px;
    border-radius: 12px;
    background: var(--bg-bt); 
    border: 1px solid var(--line-bt); 
}
.bt-card .kpi h3 {
    margin: 0 0 6px;
    font-size: 12px;
    color: var(--muted-bt); 
}
.bt-card .kpi .v {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Courier New", monospace;
    font-size: 18px;
    color: var(--ink-bt); 
}

.bt-card .charts { display:grid; grid-template-columns: 1fr; gap:8px }
.bt-card .bt-chart-title {
    margin: 12px 0 2px;
    font-size: 14px;
    color: var(--navy-bt);
}
html[data-theme="dark"] .bt-card .bt-chart-title {
    color: var(--text-primary);
}
.bt-card .mini-legend {
    display: flex;
    gap: 12px;
    align-items: center;
    font-size: 12px;
    color: var(--muted-bt);
    margin: 4px 0 10px;
}
.bt-card .mini-legend .swatch {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    display: inline-block;
    margin-right: 6px;
    border: 1px solid var(--line-bt); 
}

.bt-card canvas {
    width: 100%;
    height: 340px;
    background: linear-gradient(180deg, var(--panel-bt), var(--bg-bt)); 
    border: 1px solid var(--line-bt); 
    border-radius: 12px;
}

.bt-card .table-wrap {
    overflow: auto;
    max-height: 320px;
    border: 1px solid var(--line-bt); 
    border-radius: 10px;
}
.bt-card table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
.bt-card th, 
.bt-card td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--line-bt); 
    text-align: right;
    white-space: nowrap;
}
.bt-card th {
    background: var(--bg-bt); 
}
.bt-card th:nth-child(1), 
.bt-card td:nth-child(1) {
    text-align: left;
}
.bt-card .muted {
    color: var(--muted-bt);
}

#controls #useDemo {
    background: var(--panel-bt) !important;
    color: var(--ink-bt) !important;
    border: 1px solid var(--line-bt) !important;
}
#controls #useDemo:hover {
    border-color: var(--blue-bt) !important;
    background: var(--bg-bt) !important; 
}

#controls #save {
    background: var(--panel-bt) !important;
    color: var(--blue-bt) !important;
    border: 1px solid var(--line-bt) !important;
}
#controls #save:hover {
    background: var(--bg-bt) !important;
}

.bt-card .btn-export.ghost {
    background: var(--panel-bt) !important;
    color: var(--blue-bt) !important;
    border: 1px solid var(--line-bt) !important;
}
.bt-card .btn-export.ghost:hover {
    background: var(--bg-bt) !important;
}

#notification-message {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 20px;
    background-color: var(--blue-bt);
    color: white;
    border-radius: 8px;
    z-index: 2000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    font-size: 14px;
    font-weight: 500;
}
#notification-message.show {
    opacity: 1;
    visibility: visible;
}

.nav-links a[target="_blank"]::after {
    display: none !important;
}


.btn-streaming {
    background-color: var(--red-accent);
    border-color: var(--red-accent);
    color: white !important;
    margin-left: 0.75rem;
}
.btn-streaming:hover {
    background-color: var(--red-accent-hover);
    border-color: var(--red-accent-hover);
    transform: scale(1.05);
}

/* ======================================================= */
/* === BLOC COMPLET CSS CHATBOT === */
/* ======================================================= */

#chat-widget-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000; 
  display: none; 
}

#chat-bubble {
  position: relative; 
  width: 60px;
  height: 60px;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  transition: transform 0.2s;
  z-index: 10; 
}
#chat-bubble:hover {
  transform: scale(1.1);
}

#chat-bubble img {
  width: 100%;
  height: 100%;
  object-fit: cover; 
  border-radius: 50%; 
}

#chat-bubble.has-unread::after {
  content: '';
  position: absolute;
  top: 0px; 
  right: 0px; 
  width: 12px;
  height: 12px;
  background-color: #28a745;
  border-radius: 50%;
  border: 2px solid var(--background-card, #fff);
  z-index: 11; 
}

#chat-window {
  position: absolute; 
  bottom: 70px; 
  right: 0;
  width: 350px;
  height: 450px;
  background-color: var(--background-card, #ffffff); 
  border: 1px solid var(--border-color, #ddd);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  overflow: hidden; 
  display: none; 
  z-index: 20;
}

#chat-header {
  position: relative; 
  background-color: var(--background-main, #f1f1f1); 
  color: var(--text-primary, #000);
  padding: 10px;
  text-align: center;
  font-weight: bold;
  border-bottom: 1px solid var(--border-color, #ddd);
  flex-shrink: 0; 
}

#chat-close-btn {
  position: absolute;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: 22px;
  font-weight: 500;
  color: var(--text-secondary, #555);
  cursor: pointer;
  padding: 0;
  line-height: 1;
}
#chat-close-btn:hover {
  color: var(--text-primary, #000);
}

#chat-messages {
  flex-grow: 1;
  padding: 10px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.message { margin-bottom: 10px; padding: 8px 12px; border-radius: 18px; max-width: 80%; line-height: 1.4; }
.message.user { background-color: var(--blue-accent, #007bff); color: white; align-self: flex-end; margin-left: auto; }
.message.bot, .message.bot-loading { background-color: var(--background-main, #e9e9e9); color: var(--text-primary, #000); align-self: flex-start; }
.message.bot-loading { font-style: italic; }

#chat-input-container {
  display: flex;
  border-top: 1px solid var(--border-color, #ddd);
  padding: 10px;
  background-color: var(--background-card, #ffffff);
  flex-shrink: 0; 
}

#chat-input { 
    flex-grow: 1; 
    border: 1px solid var(--border-color, #ccc); 
    border-radius: 20px; 
    padding: 8px 12px; 
    margin-right: 5px; 
    background-color: var(--background-card, #fff); 
    color: var(--text-primary, #000); 
    font-size: 16px; /* Empêche le zoom sur iPhone */
}
#chat-send-btn { background-color: var(--blue-accent, #007bff); color: white; border: none; border-radius: 20px; padding: 8px 15px; cursor: pointer; }

#chat-nudge {
  position: absolute;
  bottom: 70px;
  right: 0;
  background-color: var(--background-card, #ffffff);
  color: var(--text-primary, #000);
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-color, #ddd);
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  font-size: 14px;
  
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none; 
  z-index: 15; 
  white-space: nowrap;
}

#chat-nudge.visible {
  opacity: 1;
  transform: translateY(0);
}


#chat-footer {
  padding: 6px 10px;
  text-align: center;
  background-color: var(--background-card, #ffffff);
  border-top: 1px solid var(--background-main, #f1f1f1); 
  flex-shrink: 0;
}

#chat-clear-btn {
  background: none;
  border: none;
  color: #999; 
  font-style: italic; 
  font-size: 12px; 
  cursor: pointer;
  padding: 0;
}

#chat-clear-btn:hover {
  color: #333;
  text-decoration: underline;
}

/* ======================================= */
/* === STYLES POUR LA POP-UP LÉGALE === */
/* ======================================= */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6); 
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 2000;
}

.modal-overlay.open {
  display: flex;
}

.modal-content {
  position: relative;
  background-color: var(--background-card, #ffffff);
  color: var(--text-primary, #000);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.3);
  max-width: 650px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
}

.modal-content h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}
.modal-content p {
  line-height: 1.6;
}

/* ===========================
   SUPPRESSION DU MODE SOMBRE
=========================== */

:root {
    --background: #ffffff;
    --text-color: var(--text-primary); /* Correction: Utilise la couleur primaire */
    --accent: #007bff;
}

html[data-theme="dark"],
html[data-theme="light"] {
    background: var(--background);
    color: var(--text-color);
}

#theme-toggle {
    display: none !important;
}


/* ==================================
   CORRECTION FINALE MOBILE
================================== */

/* 1. Bloquer le scroll quand le menu est ouvert */
html.nav-open {
    overflow: hidden;
}

/* 2. Cacher le trait du dernier lien "Contact" sur Ordinateur */
.nav-links li:last-child a::after {
    display: none !important;
}

/* 3. Cacher les éléments mobiles sur Ordinateur */
#mobile-menu-toggle {
    display: none; /* Cacher le burger */
}
#mobile-menu-overlay {
    display: none; /* Cacher le menu plein écran */
}

/* 4. Style de la croix (X) pour la modale légale */
.close-modal-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: 1px solid var(--border-color);
    color: var(--navy-light);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.close-modal-btn:hover {
    background-color: var(--border-color);
    color: var(--text-primary);
    transform: rotate(90deg);
}
.close-modal-btn svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}
.modal-content > .close-modal {
    display: none; /* Cache l'ancien '×' moche */
}


/* ==================================
   BLOC RESPONSIVE FINAL ET UNIQUE
================================== */

/* --- 1. RÈGLES GLOBALES DE NETTOYAGE --- */
html.nav-open {
    overflow: hidden;
}
.nav-links li:last-child a::after {
    display: none !important;
}
#mobile-menu-toggle {
    display: none;
}
#mobile-menu-overlay {
    display: none;
}
.modal-content > .close-modal {
    display: none;
}

/* --- 2. RÈGLES POUR TABLETTES (1024px / 980px) --- */
@media (max-width: 1024px){
    .grid-2, .grid-2.rev { /* Pour DCF */
        grid-template-columns:1fr;
    }
}

@media (max-width: 980px){ 
    .backtester-grid { /* Pour Backtester */
        grid-template-columns:1fr;
    } 
}

/* --- 3. RÈGLES MOBILES PRINCIPALES (iPhone - 900px) --- */
@media (max-width: 900px) {

    /* --- Layout Général Mobile --- */
    main {
        padding: 2rem 1rem;
    }
    section, .container, .content-wrapper {
        padding-left: 16px;
        padding-right: 16px;
    }
    h1, .page-header h1 {
        font-size: 26px;
        line-height: 1.3;
    }
    h2 {
        font-size: 22px;
    }
    p {
        font-size: 15px;
        line-height: 1.55;
    }
    .footer-content-wrapper {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
        padding: 0 1rem;
    }

    /* --- Menu Mobile (Plein écran) --- */
    html.nav-open {
        overflow: hidden;
    }
    header {
        padding: 1rem 1.5rem;
    }
    nav {
        flex-wrap: nowrap;
        justify-content: space-between;
    }
    .nav-links,
    .header-controls {
        display: none;
    }
    #mobile-menu-toggle {
        display: flex;
    }
    #mobile-menu-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: var(--background-main);
        z-index: 5000;
        display: none;
        flex-direction: column;
        opacity: 0;
        transition: opacity 0.2s ease-out;
    }
    #mobile-menu-overlay.open {
        display: flex;
        opacity: 1;
    }
    #mobile-menu-top {
        display: flex;
        justify-content: flex-end;
        padding: 1rem 1.5rem;
        gap: 0.75rem;
        border-bottom: 1px solid var(--border-color);
        flex-shrink: 0;
    }
    #mobile-menu-top .control-btn {
        border-color: var(--border-color);
        color: var(--text-secondary);
    }
    #mobile-menu-close.control-btn {
        border-color: var(--border-color);
        color: var(--text-primary);
    }
    #mobile-menu-links {
        list-style: none;
        padding: 1.5rem 0;
        margin: 0;
        width: 100%;
        overflow-y: auto;
        flex-grow: 1;
    }
    #mobile-menu-links li a {
        display: block;
        padding: 1rem 2rem;
        font-size: 1.5rem;
        font-weight: 500;
        color: var(--text-primary);
        text-decoration: none;
        text-align: left;
    }
    #mobile-menu-links li a:hover {
        background-color: var(--border-color);
    }
    
    /* Affiche "Trading" et "Cours" dans le menu mobile */
    .nav-links li[data-key="navTrading"],
    .nav-links li[data-key="navCourses"] {
        display: block;
    }

    /* --- Correction des Pages "Moches" (1 colonne) --- */
    
    /* Grilles générales */
    .primary-tools,
    .contact-card,
    #news-grid-home,
    .grid-2,
    .kpis { /* Pour DCF */
        grid-template-columns: 1fr;
    }
    
    /* Grilles Backtester */
    .backtester-grid,
    .bt-card .kpis,
    .bt-card .row,
    .bt-card .row-3 {
        grid-template-columns: 1fr;
    }
    
    /* Grilles M&A */
    .ma-card .filters {
        grid-template-columns: 1fr; /* 1 colonne */
    }
    .ma-card .field,
    .ma-card .field-col-3,
    .ma-card .field-col-6,
    .ma-card .filter-button-wrapper {
        grid-column: span 1 !important;
    }
    
    /* Grilles DCF */
    .dcf-card .row { 
        grid-template-columns: 1fr; 
    }
    .dcf-card .field { 
        grid-column: span 1 !important; 
    }
}

/* --- 4. RÈGLES POUR TABLETTES MOYENNES (768px) --- */
@media (max-width: 768px) {
    .video-slider-container {
        padding: 0 2rem;
    }
    .video-slide {
        flex: 0 0 300px;
    }
    .slider-nav {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    .video-slider-section .section-header h2 {
        font-size: 1.5rem;
    }
    
    .quiz-selection {
        grid-template-columns: 1fr;
    }
    .quiz-selection-container,
    .quiz-container {
        padding: 1rem;
    }
    .results-actions {
        flex-direction: column;
    }
    .results-actions .btn {
        width: 100%;
    }
    
    .result-stats {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    .final-score {
        font-size: 2.5rem;
    }
    .quiz-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
    }
    .stat-card .score {
        font-size: 1.2rem;
    }
}

/* --- 5. RÈGLES POUR PETITES TABLETTES (640px) --- */
@media (max-width: 640px){ 
    .bt-card .kpis{ /* Backtester KPIs */
        grid-template-columns:repeat(2,1fr);
    } 
}

/* --- 6. RÈGLES POUR GRANDS TÉLÉPHONES (600px) --- */
@media (max-width: 600px){
    .kpis{ /* DCF KPIs */
        grid-template-columns:1fr;
    }
}

/* --- 7. RÈGLES POUR PETITS TÉLÉPHONES (480px) --- */
@media (max-width: 480px) {
    .video-slider-container {
        padding: 0 1rem;
    }
    .video-slide {
        flex: 0 0 280px;
    }
    .slider-nav {
        width: 35px;
        height: 35px;
    }
}

/* ==========================
   ✅ FIX MOBILE BACKTESTER (iPhone / Android)
   ========================== */
@media (max-width: 768px) {

    .backtester-grid {
        grid-template-columns: 1fr !important;
        width: 100% !important;
        max-width: 100% !important;
    }

    .bt-card,
    .charts,
    .kpis,
    #controls,
    .table-wrap {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
        box-sizing: border-box !important;
    }

    .bt-card .row,
    .bt-card .row-3,
    .row,
    .row-3 {
        grid-template-columns: 1fr !important;
        width: 100% !important;
        min-width: 0 !important;
    }

    .bt-card .kpis {
        grid-template-columns: 1fr !important;
    }

    canvas {
        width: 100% !important;
        max-width: 100% !important;
        height: auto !important;
        display: block !important;
    }

    .table-wrap {
        overflow-x: auto !important;
    }
}

html, body {
    overflow-x: hidden !important;
}

/* Améliorations spécifiques pour le dashboard financier */

body[data-page-key="banking"] main {
    padding: 1.5rem 2rem;
}
body[data-page-key="banking"] .card {
    border-radius: 12px;
    padding: 20px 25px;
}

/* --- Titres --- */
.card h2 {
    font-size: 1.25rem;
    color: var(--navy-deep);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}
.card h3 {
    font-size: 1rem;
    color: var(--blue-accent);
    margin: 1.2rem 0 0.5rem 0;
}
html[data-theme="dark"] .card h2, html[data-theme="dark"] .card h3 {
    color: var(--text-primary);
}

/* --- Contrôles (Paramètres Globaux) et Champs de Saisie --- */
.controls .row {
    grid-template-columns: repeat(12, 1fr); /* Réinitialisation robuste du desktop */
    gap: 15px;
}
.controls .field label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 4px;
}
.controls select, .controls input[type="number"] {
    width: 100%;
    padding: 10px 12px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background-color: var(--background-card);
    color: var(--text-primary);
    font-size: 1rem;
    min-height: 44px; /* Rétablit la hauteur pour les boutons/champs */
    appearance: none;
    -webkit-appearance: none;
}
.controls select:focus, .controls input[type="number"]:focus {
    border-color: var(--blue-accent);
    box-shadow: 0 0 0 3px rgba(0, 87, 146, 0.15);
}

/* --- Bouton Principal de Chargement --- */
.btn#loadBtn {
    width: 100%;
    height: 44px;
    padding: 0 1rem;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
}

/* --- Tabs du marché --- */
.market-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 15px;
    box-shadow: none;
    background: var(--background-main);
    border: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}
.tab-btn {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding: 10px 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary);
    font-size: 0.95rem;
    white-space: nowrap;
}
.tab-btn:hover {
    transform: translateY(-2px);
    color: var(--text-primary);
    border-color: var(--blue-accent);
}
.tab-btn.active {
    background: var(--blue-accent);
    color: white;
    border-color: var(--blue-accent);
    transform: none;
}

/* --- KPIs (Key Performance Indicators) --- */
body[data-page-key="banking"] .kpis {
    /* Règle spécifique pour le desktop du Banking Dashboard (5 colonnes) */
    grid-template-columns: repeat(5, minmax(0, 1fr)); 
    gap: 15px;
    margin-top: 15px;
}
/* Règle fallback plus générale pour les KPI */
.kpis { 
    display: grid;
    gap: 15px;
}
.kpi {
    background: var(--background-main);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 70px;
}
.kpi .label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.kpi .value {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: ui-monospace, monospace;
    word-break: break-word; 
    white-space: normal;
}

/* --- Zone de graphiques & Layout --- */
#render-container {
    animation: fadeIn 0.5s ease-out;
}
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}
/* Assurer que les conteneurs de graphiques sont bien dimensionnés */
#priceChart, #histChart, #equityChart, #smaChart, #rsiChart, #rollVolChart, #cmpChart, #corrChart {
    width: 100%;
    box-sizing: border-box; 
    overflow: hidden; 
}


/* --- Alertes et Analyse --- */
.warn {
    background-color: #fff3e0;
    color: #cc8400;
    border: 1px solid #ffcc80;
    padding: 12px 15px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.95rem;
}
.card.warn {
    box-shadow: 0 4px 6px rgba(255, 165, 0, 0.1);
}
#alerts .warn {
    margin-top: 10px;
}

#analysisList {
    line-height: 1.6;
}
#analysisList li {
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}
#analysisList li:last-child {
    font-weight: 700;
    color: var(--blue-accent);
    margin-top: 1rem;
}

/* --- Toolbar bas de section et Bouton Export PDF --- */
.toolbar {
    display: flex;
    flex-direction: column; 
    justify-content: flex-start;
    align-items: stretch;
    flex-wrap: wrap;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    margin-top: 1.5rem;
}
.btn-ghost#exportPdf {
    /* Style du bouton Export PDF */
    width: 100%; 
    max-width: 250px; 
    margin-bottom: 10px;
    align-self: flex-start;
    border: 1px solid var(--border-color);
    background: var(--background-card);
    color: var(--blue-accent);
    padding: 0.6rem 1.2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
}
.btn-ghost#exportPdf:hover {
    background-color: var(--background-main);
    border-color: var(--blue-accent);
}

/* Mini-rectangle de synthèse */
.muted#autoText {
    flex-grow: 0;
    width: 100%; 
    padding: 12px 15px;
    border-radius: var(--border-radius);
    background-color: var(--background-main);
    border: 1px solid var(--border-color);
    font-style: normal;
    font-weight: 500;
    font-size: 0.9rem;
    line-height: 1.4;
    text-align: left;
    color: var(--text-primary);
    white-space: normal; 
    word-break: break-word;
}

/* --- Tableau de comparaison (Comparison Table) --- */
#metricsTable {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}
#metricsTable th {
    background: var(--background-main);
    color: var(--text-primary);
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1;
}
#metricsTable th, #metricsTable td {
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
    text-align: right;
    white-space: nowrap;
}
#metricsTable td:first-child {
    text-align: left;
    font-weight: 600;
}
#metricsTable tbody tr:nth-child(even) {
    background: var(--background-main);
}
#metricsTable tbody tr:hover {
    background-color: var(--blue-accent);
    color: white;
}

/* --- Bulles de Sélection Multiple --- */
.multi-select-bubbles {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 6px 0;
    min-height: 44px;
}
.select-bubble {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: var(--background-main);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    font-weight: 500;
}
.select-bubble:hover {
    background: var(--border-color);
    border-color: var(--navy-light);
}
.select-bubble.selected {
    background: var(--blue-accent);
    color: white;
    border-color: var(--blue-accent);
    font-weight: 600;
    box-shadow: var(--shadow-subtle);
}
.select-circle {
    width: 12px;
    height: 12px;
    border: 2px solid var(--text-secondary);
    border-radius: 50%;
    transition: all 0.2s ease;
    flex-shrink: 0;
}
.select-bubble.selected .select-circle {
    background: white;
    border-color: white;
}
.select-bubble:not(.selected) .select-circle {
    background: transparent;
}
.select-bubble:not(.selected):hover .select-circle {
    border-color: var(--navy-medium);
}


/* ==================================== */
/* --- MEDIA QUERIES (RESPONSIVE) --- */
/* ==================================== */

/* Tablette / Petits écrans : 900px */
@media (max-width: 900px) {
    /* Contrôles (Paramètres Globaux) en 1 colonne */
    body[data-page-key="banking"] .controls .row {
        grid-template-columns: 1fr;
    }
    .controls .field {
        grid-column: span 12 !important;
    }
    
    /* KPI en 2 colonnes */
    body[data-page-key="banking"] .kpis {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Grilles et Boutons */
    .grid-2 {
        grid-template-columns: 1fr;
    }
    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    .btn-ghost#exportPdf {
        width: 100%;
        margin-bottom: 10px;
    }
    .muted#autoText {
        text-align: left;
        margin: 10px 0 0 0;
    }
}

/* Téléphone : 600px */
@media (max-width: 600px) {
    /* Tabs en colonne */
    .market-tabs {
        flex-direction: column;
    }
    .tab-btn {
        width: 100%;
        margin: 0;
    }
    /* KPI en 1 colonne */
    body[data-page-key="banking"] .kpis {
        grid-template-columns: 1fr;
    }
}


/* Conteneur du graphique et des KPIs sur une ligne */
.graph-kpi-container {
    display: flex;
    gap: 2rem;
    width: 100%;
    align-items: flex-start;
}

/* Graphique prend le maximum d'espace restant */
#priceChart {
    flex: 1;
    min-height: 400px; /* tu peux ajuster la hauteur */
}

/* KPIs sur le côté droit */
.kpis-side {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-width: 200px; /* largeur minimale des KPIs */
}
.kpi {
    padding: 1rem;
    background: var(--background-main);
    border-radius: 8px;
    box-shadow: var(--shadow-subtle);
    display: flex;
    justify-content: space-between;
}
.kpi .lbl {
    font-weight: 500;
}
.kpi .val {
    font-weight: 600;
}