@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100vh;
    max-height: 100vh;
    overflow: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #ffffff;
    padding: min(20px, 2vh) min(60px, 4vw);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.header {
    text-align: center;
    margin-bottom: min(15px, 2vh);
    padding: min(15px, 2vh);
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(233, 30, 99, 0.1);
    flex-shrink: 0;
}

.header h1 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    margin-bottom: min(8px, 1vh);
    font-weight: 700;
    background: linear-gradient(135deg, #e91e63, #d81b60);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.02em;
}

.header .subtitle {
    color: #666;
    font-size: clamp(0.8rem, 2vw, 1rem);
    font-weight: 500;
    margin-bottom: min(10px, 1vh);
}

.evaluation-info {
    background: linear-gradient(135deg, #e91e63, #c2185b);
    color: white;
    padding: min(10px, 1vh) min(20px, 2vw);
    border-radius: 12px;
    display: inline-block;
    font-weight: 500;
    box-shadow: 0 3px 12px rgba(233, 30, 99, 0.3);
    font-size: clamp(0.7rem, 1.5vw, 0.9rem);
}

.main-content {
    display: grid;
    grid-template-columns: minmax(320px, 380px) 1fr;
    gap: min(25px, 2.5vw);
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: min(15px, 1.5vh);
    overflow-y: auto;
    max-height: 100%;
}

.sidebar-card {
    background: white;
    padding: min(18px, 2vh);
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(233, 30, 99, 0.1);
    border-left: 4px solid #e91e63;
    flex-shrink: 0;
    min-width: 300px;
}

.sidebar-card h3 {
    color: #333;
    margin-bottom: min(12px, 1vh);
    font-size: clamp(0.8rem, 1.5vw, 1rem);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.01em;
}

.sidebar-card ul {
    list-style: none;
}

.sidebar-card li {
    margin-bottom: min(6px, 0.5vh);
    padding-left: 12px;
    position: relative;
    font-size: clamp(0.7rem, 1.2vw, 0.85rem);
    font-weight: 400;
    color: #555;
    line-height: 1.3;
}

.sidebar-card li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #e91e63;
}

/* GRILLE ORIGINALE POUR LES CARTES - 2 CARTES CÔTE À CÔTE */
.exercises-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr;
    gap: min(20px, 2vh);
    height: 50%;
    min-height: 0;
    overflow: hidden;
    aspect-ratio: auto;
}

/* S'assurer que chaque carte occupe exactement son espace */
.exercise-card {
    border-radius: 15px;
    color: white;
    position: relative;
    overflow: hidden;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.12);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    min-height: 140px; /* Hauteur réduite */
    max-height: 100%; /* Évite le débordement */
}

.exercise-card:hover {
    transform: translateY(-2px) scale(1.01);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

/* Couleurs différentes pour chaque bouton */
.exercise-card.exercise1 {
    background: linear-gradient(135deg, #f8bbd9 0%, #e91e63 100%);
}

.exercise-card.exercise2 {
    background: linear-gradient(135deg, #e91e63 0%, #c2185b 100%);
}

.exercise-header {
    padding: min(18px, 2vh);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex: 1;
    min-height: 0;
}

.exercise-content {
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

.exercise-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: min(6px, 0.5vh) min(12px, 1vw);
    border-radius: 15px;
    font-size: clamp(0.6rem, 1vw, 0.75rem);
    font-weight: 600;
    margin-bottom: min(10px, 1vh);
    display: inline-block;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.exercise-title {
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-weight: 700;
    margin-bottom: min(10px, 1vh);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.exercise-description {
    font-size: clamp(0.75rem, 1.4vw, 0.9rem);
    opacity: 0.9;
    font-weight: 400;
    line-height: 1.4;
    margin-bottom: min(15px, 1vh);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 4; /* Limite à 3 lignes pour maintenir la consistance */
    -webkit-box-orient: vertical;
}

.exercise-details {
    display: flex;
    gap: min(10px, 1vw);
    align-items: center;
    margin-bottom: min(15px, 1vh);
    flex-wrap: wrap;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.15);
    padding: min(6px, 0.5vh) min(10px, 1vw);
    border-radius: 8px;
    font-size: clamp(0.6rem, 1vw, 0.75rem);
    font-weight: 500;
}

.expand-button {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    width: min(35px, 4vw);
    height: min(35px, 4vw);
    border-radius: 50%;
    color: white;
    cursor: pointer;
    font-size: clamp(0.8rem, 1.5vw, 1rem);
    transition: all 0.3s ease;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.expand-button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

.expand-button.expanded {
    transform: rotate(180deg);
}

.buttons-container {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 min(20px, 2vw);
}

.buttons-container.expanded {
    max-height: min(120px, 15vh);
    padding: 0 min(20px, 2vw) min(15px, 1.5vh) min(20px, 2vw);
}

/* DISPOSITION DES BOUTONS DANS CHAQUE CARTE : 1 EN HAUT + 2 EN BAS */
.action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: min(10px, 1vw);
    margin-top: min(15px, 1.5vh);
}

/* Premier bouton prend toute la largeur */
.action-button:first-child {
    grid-column: 1 / -1;
}

/* Deuxième bouton va à gauche */
.action-button:nth-child(2) {
    grid-column: 1;
    grid-row: 2;
}

/* Troisième bouton va à droite */
.action-button:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
}

.action-button {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: min(10px, 1vh) min(18px, 1.5vw);
    border-radius: 12px;
    color: white;
    font-size: clamp(0.7rem, 1.2vw, 0.8rem);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex: 1;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.action-button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
    text-decoration: none;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.action-button.primary {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
}

.action-button.primary:hover {
    background: white;
    color: #333;
}

.footer {
    text-align: center;
    color: #666;
    font-size: clamp(0.7rem, 1.2vw, 0.8rem);
    font-weight: 400;
    margin-top: min(10px, 1vh);
    flex-shrink: 0;
    padding: min(5px, 0.5vh) 0;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.exercise-card {
    animation: fadeInUp 0.6s ease forwards;
}

.exercise-card:nth-child(1) {
    animation-delay: 0.05s;
}

.exercise-card:nth-child(2) {
    animation-delay: 0.1s;
}

/* Bouton global flottant */
.global-collapse-btn {
    position: fixed;
    bottom: min(20px, 2vh);
    right: min(20px, 2vw);
    background: linear-gradient(135deg, #e91e63 0%, #c2185b 100%);
    color: white;
    border: none;
    padding: min(12px, 1vh) min(20px, 2vw);
    border-radius: 40px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: clamp(0.7rem, 1.3vw, 0.85rem);
    cursor: pointer;
    box-shadow: 0 8px 30px rgba(233, 30, 99, 0.3);
    backdrop-filter: blur(20px);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1000;
    opacity: 0;
    transform: translateY(80px) scale(0.8);
    pointer-events: none;
}

.global-collapse-btn.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: all;
}

.global-collapse-btn:hover {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 12px 35px rgba(233, 30, 99, 0.4);
}

.global-collapse-btn i {
    margin-right: 6px;
    font-size: clamp(0.7rem, 1.2vw, 0.9rem);
}

/* RESPONSIVE - MAINTIENT LE 2x2 JUSQU'À DES ÉCRANS TRÈS PETITS */
@media (max-width: 1400px) {
    body {
        padding: min(15px, 2vh) min(40px, 3vw);
    }
}

@media (max-width: 1200px) {
    body {
        padding: min(10px, 1.5vh) min(30px, 2.5vw);
    }

    .main-content {
        grid-template-columns: 1fr;
        gap: min(15px, 1.5vh);
    }

    /* GARDE LES 2 CARTES CÔTE À CÔTE */
    .exercises-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1fr;
        gap: min(15px, 1.5vh);
    }

    .exercise-card {
        min-height: 120px;
    }

    .sidebar {
        flex-direction: row;
        overflow-x: auto;
        overflow-y: visible;
        gap: min(12px, 1.2vw);
    }

    .sidebar-card {
        min-width: 250px;
        flex-shrink: 0;
    }
}

@media (max-width: 768px) {
    body {
        padding: min(10px, 1vh) min(15px, 2vw);
    }

    .main-content {
        gap: min(10px, 1vh);
    }

    /* MAINTIENT LA DISPOSITION 1 EN HAUT + 2 EN BAS */
    .exercises-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1fr 1fr;
        gap: min(10px, 1vh);
    }

    .exercise-card:first-child {
        grid-column: 1 / -1;
    }

    .exercise-card:nth-child(2) {
        grid-column: 1;
        grid-row: 2;
    }

    .exercise-card:nth-child(3) {
        grid-column: 2;
        grid-row: 2;
    }

    .exercise-card {
        min-height: 70px;
    }

    .sidebar {
        flex-direction: column;
        overflow-y: auto;
        max-height: 25vh;
    }

    .sidebar-card {
        min-width: auto;
        padding: min(12px, 1.2vh);
    }

    .action-buttons {
        flex-direction: column;
        gap: min(8px, 0.8vh);
    }

    .action-button {
        padding: min(8px, 0.8vh) min(12px, 1.2vw);
        font-size: clamp(0.6rem, 1vw, 0.7rem);
    }

    .exercise-header {
        padding: min(15px, 1.5vh);
    }

    .exercise-description {
        -webkit-line-clamp: 2; /* Moins de lignes sur mobile */
    }
}

/* TRÈS PETITS ÉCRANS - UNE SEULE COLONNE DE CARTES */
@media (max-width: 480px) {
    .exercises-grid {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(2, minmax(100px, auto));
        gap: min(8px, 0.8vh);
    }

    /* Boutons en colonne sur très petits écrans */
    .action-buttons {
        display: grid;
        grid-template-columns: 1fr;
        grid-template-rows: repeat(3, auto);
        gap: min(6px, 0.6vh);
    }

    .action-button:first-child,
    .action-button:nth-child(2),
    .action-button:nth-child(3) {
        grid-column: 1;
    }

    .action-button:nth-child(2) {
        grid-row: 2;
    }

    .action-button:nth-child(3) {
        grid-row: 3;
    }
}

/* Ajustements pour petites hauteurs d'écran */
@media (max-height: 700px) {
    .header {
        padding: min(10px, 1vh);
        margin-bottom: min(8px, 1vh);
    }
    
    .sidebar-card {
        padding: min(10px, 1vh);
    }
    
    .exercise-header {
        padding: min(15px, 1.5vh);
    }

    .sidebar {
        gap: min(8px, 0.8vh);
    }

    .exercises-grid {
        gap: min(8px, 0.8vh);
    }

    .exercise-card {
        min-height: 90px;
    }
}

@media (max-height: 600px) {
    .header h1 {
        font-size: clamp(1.2rem, 3vw, 1.8rem);
        margin-bottom: min(4px, 0.5vh);
    }
    
    .evaluation-info {
        padding: min(8px, 0.8vh) min(16px, 1.6vw);
        font-size: clamp(0.6rem, 1.2vw, 0.8rem);
    }

    .exercise-description {
        -webkit-line-clamp: 2;
    }

    .exercise-card {
        min-height: 80px;
    }
}

/* Forcer l'adaptation complète sur écrans très courts */
@media (max-height: 500px) {
    .header {
        padding: min(8px, 0.8vh);
        margin-bottom: min(5px, 0.5vh);
    }

    .main-content {
        grid-template-columns: 1fr;
    }

    .sidebar {
        display: none;
    }

    .exercises-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1fr;
        gap: min(5px, 0.5vh);
    }

    /* Maintient la disposition des boutons même sur écrans courts */
    .action-buttons {
        display: grid;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto auto;
        gap: min(4px, 0.4vh);
    }

    .action-button:first-child {
        grid-column: 1 / -1;
    }

    .action-button:nth-child(2) {
        grid-column: 1;
        grid-row: 2;
    }

    .action-button:nth-child(3) {
        grid-column: 2;
        grid-row: 2;
    }

    .exercise-card {
        min-height: 100px;
    }
}