/* Variables CSS */
:root {
    --primary: #2C3E50;
    --secondary: #34495E;
    --accent: #3498DB;
    --link-color: #707070;
    --link-hover: #2980b9;
    --white: #FFFFFF;
    --gray-100: #F8F9FA;
    --gray-200: #E9ECEF;
    --gray-300: #DEE2E6;
    --gray-400: #CED4DA;
    --gray-500: #ADB5BD;
    --gray-600: #6C757D; /* texte secondaire plus foncé */
    --shadow-sm: 0 2px 4px rgba(0,0,0,.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07);
    --radius: 8px;
    --spacing: 1rem;
}

/* Styles généraux des liens */
a {
    color: var(--link-color);
    text-decoration: none;
    font-weight: normal;
}

a:hover {
    color: var(--link-hover);
    background: none;
    text-decoration: underline;
}

/* Liens de la bannière */
.banner-top a {
    color: #505050;
    font-weight: normal;
    text-decoration: none;
}

.banner-top a:hover {
    color: #303030;
    background: none;
    text-decoration: underline;
}

/* Liens du menu principal */
#mainNav .menu a {
    color: var(--link-color);
    font-weight: normal;
}

#mainNav .menu a:hover {
    background-color: var(--gray-100);
    color: var(--link-hover);
}

#mainNav .menu .current a,
#mainNav .menu a.active,
#mainNav .menu a[aria-current="page"] {
    background-color: var(--accent);
    color: var(--white);
    font-weight: bold;
    text-decoration: underline;
    box-shadow: 0 2px 8px rgba(44,62,80,0.13);
    border-radius: var(--radius);
    letter-spacing: 0.02em;
    outline: 2px solid var(--accent);
    outline-offset: 1px;
}

/* Container principal */
#container {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

#main-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 20px;
    margin-top: 20px;
}

@media (max-width: 900px) {
    #main-content {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
    }
    #side-bar {
        order: 2;
        margin-top: 30px;
    }
    #content-center, #content-flex-enseignant-co {
        order: 1;
    }
}

@media (max-width: 1200px) and (min-width: 901px) {
    #main-content {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
    }
    #side-bar {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
        order: 2;
        margin-top: 30px;
    }
    #content-center, #content-flex-enseignant-co {
        order: 1;
    }
}

/* Sidebar */
#side-bar {
    background: none;
    border: none;
    box-shadow: none;
    padding: 0;
}

.bloc-communication, .bloc-important, #regle-usage {
    color: #23272f;
    background: #fff;
    border: 1px solid #e5e8ef;
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(60,72,88,0.10), 0 1.5px 6px rgba(44,62,80,0.07);
    padding: 20px 22px 18px 22px;
    margin-bottom: 24px;
    transition: box-shadow 0.18s, border-color 0.18s;
}

.bloc-communication:hover, .bloc-important:hover, #regle-usage:hover {
    box-shadow: 0 6px 24px rgba(52,152,219,0.13), 0 3px 12px rgba(44,62,80,0.10);
    border-color: var(--accent);
}

/* Navigation des catégories */
.categories-nav {
    margin-bottom: 30px;
    position: relative;
}

.categories-nav .nav-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding: 0;
    background: none;
    border: none;
    box-shadow: none;
    border-radius: 0;
    margin-bottom: 18px;
    align-items: center;
}

.categories-nav .nav-link {
    color: #495057;
    background: #f8fafc;
    font-weight: 600;
    border: none;
    border-radius: 10px;
    padding: 6px 16px;
    font-size: 0.93rem;
    letter-spacing: 0.01em;
    box-shadow: 0 1px 4px rgba(44,62,80,0.06);
    transition: all 0.18s cubic-bezier(.4,0,.2,1);
    outline: none;
    position: relative;
    cursor: pointer;
}

.categories-nav .nav-link.active {
    background: linear-gradient(90deg, #3498db 0%, #1976d2 100%);
    color: #fff;
    box-shadow: 0 4px 16px rgba(25,118,210,0.13);
    font-weight: 700;
    border: none;
    transform: scale(1.06);
}

.categories-nav .nav-link:not(.active):hover {
    color: #1976d2;
    background: #e3eafc;
    box-shadow: 0 2px 8px rgba(44,62,80,0.10);
    transform: translateY(-2px) scale(1.03);
}

.categories-nav .nav-link:focus {
    outline: 2px solid #1976d2;
    outline-offset: 2px;
    z-index: 2;
}

.categories-nav .nav-link.active::after {
    display: none !important;
    background: none !important;
    content: none !important;
}

@media (max-width: 900px) {
    .categories-nav .nav-tabs {
        flex-direction: column;
        flex-wrap: nowrap;
        gap: 8px;
        width: 100%;
        background: #fff;
        border-radius: 0 0 12px 12px;
        box-shadow: 0 8px 32px rgba(44,62,80,0.10);
        margin: 0;
        padding: 8px 0 12px 0;
    }
    .categories-nav .nav-link {
        width: 100%;
        min-width: 0;
        max-width: 100%;
        text-align: left;
        font-size: 1.01rem;
        padding: 13px 16px;
        border-radius: 9px;
    }
}

/* Container des applications */
.apps-category-section {
    margin-bottom: 30px;
}

/* Suppression complète de toutes les règles .apps-grid dans le CSS pour garantir la grille Bootstrap */

.content-app {
    display: flex;
    align-items: center;
    padding: 15px;
    background: var(--gray-100);
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

.content-app:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--white);
}

/* Responsive ajusté */
@media (max-width: 1200px) {
    .content-app {
        padding: 18px 12px 14px 12px;
    }
}
@media (max-width: 900px) {
    .content-app {
        min-height: 140px;
    }
}
@media (max-width: 600px) {
    .content-app {
        padding: 12px 8px 10px 8px;
        min-height: 100px;
    }
    .apps-category-section .category-title {
        font-size: 1.13rem;
        padding-left: 0;
    }
}

/* Structure des applications */
.app-icon {
    flex: 0 0 50px;
    margin-right: 15px;
}

.app-icon img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.app-content {
    flex: 1;
    min-width: 0;
}

.header-bloc-texte {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 5px;
}

.header-bloc-texte .app-title {
    flex: 1 1 auto;
    min-width: 0;
}

.header-bloc-texte .app-actions {
    margin-left: auto;
    display: flex;
    gap: 0px;
    align-items: center;
}

.header-bloc-texte h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--primary);
}

.description {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.4;
}

/* Boutons d'action */
.block-aide,
.block-suggestion {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: var(--radius);
    background: var(--gray-200);
    color: var(--gray-600);
    transition: all 0.2s ease;
    font-size: 0.875rem;
}

.block-aide:hover,
.block-suggestion:hover {
    background: var(--accent);
    color: var(--white);
}

/* Header et Navigation */
#main-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    padding: 10px 0;
}

#logo {
    display: flex;
    align-items: center;
}

#logo img {
    height: 45px;
    width: auto;
}

.menu-toggle {
    display: none;
    padding: 8px;
    background: none;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    z-index: 1001;
}

.menu-toggle img {
    width: 24px;
    height: 24px;
    display: block;
}

/* État du body quand le menu est ouvert */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}

/* Menu principal */
#mainNav {
    flex: 1;
    margin-left: auto;
}

#mainNav .menu {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-start;
    align-items: center;
    padding: 0;
    margin: 0;
    list-style: none;
}

#mainNav .menu a {
    display: block;
    padding: 8px 15px;
    color: var(--link-color);
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
}

#mainNav .menu a:hover {
    background: var(--gray-100);
    color: var(--link-hover);
}

#mainNav .menu .current a,
#mainNav .menu a.active,
#mainNav .menu a[aria-current="page"] {
    background-color: var(--accent);
    color: var(--white);
    font-weight: bold;
    text-decoration: underline;
    box-shadow: 0 2px 8px rgba(44,62,80,0.13);
    border-radius: var(--radius);
    letter-spacing: 0.02em;
    outline: 2px solid var(--accent);
    outline-offset: 1px;
}

/* Version mobile */
@media (max-width: 900px) {
    .menu-toggle {
        display: block;
    }

    body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
        height: 100%;
    }

    #mainNav {
        position: static !important;
        z-index: auto !important;
        background: none !important;
        padding: 0 !important;
    }
    #mainNav .menu {
        position: static !important;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        box-shadow: none !important;
        border-radius: 0 !important;
        background: none !important;
        padding: 0 !important;
        margin: 0 !important;
        display: none;
    }
    #mainNav.expanded .menu,
    .menu.show {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
        gap: 8px !important;
    }
    #mainNav .menu li {
        width: 100%;
    }
    #mainNav .menu a {
        font-size: 1.08rem;
        padding: 12px 18px;
        border-radius: 7px;
        width: 100%;
        text-align: left;
        display: block;
    }
}

/* MENU PRINCIPAL MOBILE : ALIGNEMENT SOUS LE BURGER */
@media (max-width: 900px) {
    #main-header {
        position: relative;
        z-index: 100;
    }
    #mainNav {
        width: 100%;
        background: none;
        padding: 0;
        position: static !important;
    }
    #mainNav .menu {
        display: none;
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        margin: 0;
        padding: 0.5rem 0 0.75rem 0;
        background: #fff;
        border-radius: 0 0 12px 12px;
        box-shadow: 0 8px 32px rgba(44,62,80,0.10);
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        z-index: 101;
    }
    #mainNav.expanded .menu,
    .menu.show {
        display: flex !important;
    }
    #mainNav .menu li {
        width: 100%;
    }
    #mainNav .menu a {
        width: 100%;
        display: block;
        text-align: left;
        padding: 0.75rem 1.25rem;
        font-size: 1.08rem;
        border-radius: 7px;
    }
}

/* CORRECTION : RESET DES POSITIONS ET FLEX POUR UN RESPONSIVE BOOTSTRAP NATUREL */
@media (max-width: 900px) {
    #main-header,
    #mainNav,
    .categories-nav,
    .categories-nav .nav-tabs,
    #mainNav .menu {
        position: static !important;
        left: auto !important;
        right: auto !important;
        top: auto !important;
        bottom: auto !important;
        z-index: auto !important;
        box-shadow: none !important;
        border-radius: 0 !important;
        background: none !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: stretch !important;
    }
    #mainNav .menu {
        gap: 0 !important;
    }
    #mainNav .menu a {
        width: 100% !important;
        display: block !important;
        text-align: left !important;
        padding: 0.75rem 1.25rem !important;
        font-size: 1.08rem !important;
        border-radius: 0 !important;
    }
    .categories-nav .nav-link {
        width: 100% !important;
        min-width: 0 !important;
        max-width: 100% !important;
        text-align: left !important;
        font-size: 1rem !important;
        padding: 12px 14px !important;
        border-radius: 7px !important;
    }
}

/* Espacement minimal pour les grilles dynamiques d'apps, sans toucher au padding des colonnes */
.apps-row {
  margin-left: 0 !important;
  margin-right: 0 !important;
  width: 100% !important;
  max-width: 100% !important;
  /* Ne pas forcer display: flex ni flex-wrap ici, Bootstrap s'en charge */
}

/* Espacement minimal entre les cartes applications, sans casser la grille */
.block-app_1 {
  margin-bottom: 1.5rem !important;
}

/* S'assurer que les colonnes Bootstrap héritent de l'espacement */
.apps-row .col-md-4 {
  margin-bottom: 1.5rem !important;
  padding-bottom: 0 !important;
}

/* Forcer l'espacement même dans les grilles Bootstrap */
.apps-row .col-md-4 .block-app_1 {
  margin-bottom: 0 !important;
}

.apps-row {
  margin-bottom: 1.5rem !important;
}