:root {
    
    --primary: #63003C; 
    --primary-light: #8B0054;
    --primary-dark: #4A002D;
    --primary-gradient: linear-gradient(135deg, #63003C, #4A002D);
    --primary-glow: rgba(139, 0, 84, 0.4);
    --accent: #7c3aed;
    --red: #ef4444;
    --red-dark: #b91c1c;
    --white: #ffffff;
    --black: #111827;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    
    --tp-bg: #dcfce7;
    --tp-border: #22c55e;
    --cm-bg: #e0e7ff;
    --cm-border: #6366f1;
    --pro-bg: #fef9c3;
    --pro-border: #eab308;
    --resa-bg: #fce7f3;
    --resa-border: #ec4899;
    --resa-obj: #fbcfe8;
    --ds-bg: #fee2e2;
    --ds-border: #ef4444;
    
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    --shadow-glow: 0 0 15px var(--primary-glow);
    
    
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-xxl: 1rem;
    
    
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--gray-100);
    color: var(--gray-800);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

::selection {
    background-color: var(--primary-light);
    color: var(--white);
}

/* Grille horaire */
.heure-ligne {
    position: relative;
    border-top: 1px solid #e5e7eb;
    font-size: 0.8rem;
    color: #9ca3af;
    box-sizing: border-box;
}

/* Colonne des heures */
.heures-column {
    width: 60px;
    min-width: 60px;
    background-color: var(--gray-50);
    border-right: 2px solid var(--gray-300);
    padding: 0;
    vertical-align: top;
    position: sticky;
    left: 0;
    z-index: 10;
}

.heure-label {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--gray-700);
    border-top: 1px solid transparent;
}

/* Ligne plus marquée pour les heures pleines */
.heure-ligne:nth-child(odd) {
    border-top-color: #d1d5db;
}

/* Ligne plus fine pour les demi-heures */
.heure-ligne:nth-child(even) {
    border-top: 1px dashed #e5e7eb;
}

.container {
    width: 100%;
    max-width: 1398px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.table-container {
    width: 100%;
    overflow-x: auto;
    margin-bottom: 1rem;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cours-modal {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(30px);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    padding: 0;
    animation: modalIn 0.5s forwards;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-overlay.active .cours-modal {
    transform: translateY(0);
}

.modal-header {
    position: relative;
    padding: 1.5rem;
    background: var(--primary-gradient);
    color: var(--white);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.modal-title {
    font-size: 1.25rem;
    position: relative;
    overflow: hidden;
    font-weight: 700;
    margin-bottom: 0.5rem;
    padding-right: 2rem;
}

.modal-subtitle {
    display: flex;
    align-items: center;
    font-size: 1rem;
    opacity: 0.9;
}

.modal-subtitle i {
    margin-right: 0.5rem;
}

.modal-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.modal-body {
    padding: 1.5rem;
}

.modal-info-groupe {
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--gray-200);
}

.modal-info-groupe:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.modal-info-titre {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
}

.modal-info-titre svg {
    width: 1.2rem;
    height: 1.2rem;
    margin-right: 0.5rem;
    color: var(--primary);
}

.modal-info-contenu {
    padding-left: 1.7rem;
    color: var(--gray-800);
}

/* Styles spécifiques selon le type de cours */
.cours-modal.tp .modal-header {
    background: linear-gradient(135deg, #16a34a, #22c55e);
}

.cours-modal.cm .modal-header {
    background: linear-gradient(135deg, #4f46e5, #6366f1);
}

.cours-modal.pro .modal-header {
    background: linear-gradient(135deg, #ca8a04, #eab308);
}

.cours-modal.resa .modal-header {
    background: linear-gradient(135deg, #db2777, #ec4899);
}

.cours-modal.ds .modal-header {
    background: linear-gradient(135deg, #dc2626, #ef4444);
}

/* Badge du type de cours */
.modal-type-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.8rem;
    border-radius: 2rem;
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    box-shadow: var(--shadow-md);
}

.cours-modal.tp .modal-type-badge {
    background-color: var(--tp-bg);
    color: #166534;
}

.cours-modal.cm .modal-type-badge {
    background-color: var(--cm-bg);
    color: #4338ca;
}

.cours-modal.pro .modal-type-badge {
    background-color: var(--pro-bg);
    color: #854d0e;
}

.cours-modal.resa .modal-type-badge {
    background-color: var(--resa-bg);
    color: #be185d;
}

.cours-modal.ds .modal-type-badge {
    background-color: var(--ds-bg);
    color: #b91c1c;
}

/* Styles pour la case à cocher "Se souvenir de moi" */
.remember-me-container {
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
}

.remember-me {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--gray-700);
    user-select: none;
    transition: color var(--transition-normal);
}

.remember-me:hover {
    color: var(--primary);
}

.remember-me input {
    position: absolute;
    opacity: 0;
    height: 0;
    width: 0;
}

.checkmark {
    position: relative;
    height: 18px;
    width: 18px;
    background-color: var(--white);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    margin-right: 0.5rem;
    transition: all var(--transition-normal);
}

.remember-me:hover input ~ .checkmark {
    border-color: var(--primary-light);
    background-color: var(--gray-100);
}

.remember-me input:checked ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.remember-me input:checked ~ .checkmark:after {
    display: block;
}

.remember-me .checkmark:after {
    left: 5px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

main {
    flex: 1;
    padding: 2.5rem 0;
    position: relative;
}

main::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--primary-gradient);
    opacity: 0.2;
}

header {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 1.5rem 0;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 10;
}

header::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    right: 0;
    height: 10px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), transparent);
    z-index: -1;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

h1 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    position: relative;
    padding-left: 0.5rem;
}

h1::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.25rem;
    bottom: 0.25rem;
    width: 4px;
    background-color: var(--white);
    border-radius: var(--radius-sm);
}

.user-info {
    font-size: 0.875rem;
    opacity: 0.9;
    margin-top: 0.35rem;
    font-weight: 300;
    letter-spacing: 0.01em;
    padding-left: 0.5rem;
    animation: fadeSlideIn 0.5s ease-out;
}

.logout-btn {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border: none;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    margin-right: 20px;
}

.logout-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
    margin-right: 20px;
}

.logout-btn:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.logout-btn:hover::before {
    left: 100%;
}

.logout-btn:active {
    transform: translateY(0);
}

footer {
    background-color: var(--gray-800);
    color: var(--white);
    padding: 1.75rem 0;
    margin-top: 2rem;
    text-align: center;
    font-size: 0.875rem;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary-dark), var(--primary-light), var(--primary-dark));
}

footer p:last-child {
    color: var(--gray-400);
    margin-top: 0.5rem;
    font-size: 0.8rem;
    letter-spacing: 0.01em;
}

.cours-gap {
    position: relative;
    margin: 0.75rem 0;
    background: repeating-linear-gradient(
        -45deg,
        var(--gray-100),
        var(--gray-100) 10px,
        var(--gray-200) 10px,
        var(--gray-200) 12px
    );
    border-radius: var(--radius-lg);
    opacity: 0.75;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 30px;
    transition: all var(--transition-normal);
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.05);
    animation: fadeIn 0.5s ease-out;
}

.cours-gap:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: inset 0 0 8px rgba(0, 0, 0, 0.08);
}

.cours-gap::after {
    content: 'Pause : ' attr(data-duree);
    font-size: 0.775rem;
    font-weight: 500;
    color: var(--gray-600);
    background-color: rgba(255, 255, 255, 0.95);
    padding: 0.375rem 0.875rem;
    border-radius: 2rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    transform: translateY(0);
}

.cours-gap:hover::after {
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-lg);
    color: var(--gray-800);
}

.cours-gap[data-duree="15 min"] {
    min-height: 25px;
}

.cours-gap[data-duree^="1h"], 
.cours-gap[data-duree^="2h"], 
.cours-gap[data-duree^="3h"] {
    position: relative;
    background: repeating-linear-gradient(
        -45deg,
        var(--gray-100),
        var(--gray-100) 15px,
        var(--gray-200) 15px,
        var(--gray-200) 20px
    );
    min-height: 40px;
}

.cours-gap[data-duree^="1h"]::before, 
.cours-gap[data-duree^="2h"]::before, 
.cours-gap[data-duree^="3h"]::before {
    content: '💤';
    position: absolute;
    left: 1.25rem;
    font-size: 1.2rem;
    animation: float 3s infinite ease-in-out;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.jour-column .cours-gap {
    margin: 0.5rem 0;
    min-height: 22px;
    border-radius: var(--radius-md);
}

.jour-column .cours-gap::after {
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-size: 0.95rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--white);
    width: 100%;
    padding: 0.9rem 1.25rem;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
}

.btn-primary:hover {
    box-shadow: var(--shadow-lg), 0 0 15px var(--primary-glow);
    transform: translateY(-3px);
}

.btn-primary:hover::after {
    left: 100%;
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-toggle {
    background-color: var(--gray-200);
    color: var(--gray-700);
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.btn-toggle.active {
    background: var(--primary-gradient);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

.btn-toggle:not(.active):hover {
    background-color: var(--gray-300);
    transform: translateY(-2px);
}

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

.form-group {
    margin-bottom: 1.75rem;
    position: relative;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: color var(--transition-fast);
}

input {
    width: 100%;
    padding: 0.875rem 1.25rem;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-normal);
    background-color: var(--white);
}

input:hover {
    border-color: var(--gray-400);
}

input:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(139, 0, 84, 0.25);
}

.form-group:focus-within label {
    color: var(--primary);
}

.form-hint {
    font-size: 0.775rem;
    color: var(--gray-500);
    margin-top: 0.5rem;
    transition: all var(--transition-fast);
    opacity: 0.8;
}

.form-group:hover .form-hint {
    opacity: 1;
}

.error-message {
    background-color: var(--ds-bg);
    color: var(--red-dark);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    border-left: 4px solid var(--red);
    animation: shakeX 0.75s cubic-bezier(.36,.07,.19,.97) both;
    transform: translate3d(0, 0, 0);
    box-shadow: var(--shadow-md);
}

.identification-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 1rem;
    min-height: calc(100vh - 250px);
}

.auth-card {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: 2.25rem;
    width: 100%;
    max-width: 32rem;
    border-top: 5px solid var(--primary);
    transform: translateY(0);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    animation: fadeSlideUp 0.6s ease-out;
    position: relative;
    overflow: hidden;
}

.auth-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl), 0 10px 25px -10px var(--primary-glow);
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--primary-gradient);
    z-index: 1;
}

.auth-card::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to bottom, rgba(99, 0, 60, 0.05), transparent);
    z-index: 0;
}

.auth-card h2 {
    text-align: center;
    color: var(--gray-800);
    margin-bottom: 2rem;
    font-size: 1.7rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    position: relative;
    padding-bottom: 1rem;
}

.auth-card h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: var(--radius-lg);
}

.edt-screen {
    width: 100%;
    animation: fadeIn 0.5s ease-out;
}

.edt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.edt-header h2 {
    font-size: 1.6rem;
    color: var(--gray-800);
    font-weight: 700;
    position: relative;
    padding-left: 1rem;
}

.edt-header h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.25rem;
    bottom: 0.25rem;
    width: 4px;
    background: var(--primary-gradient);
    border-radius: var(--radius-sm);
}

.view-toggle {
    display: flex;
    gap: 0.5rem;
    background-color: var(--gray-200);
    padding: 0.25rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-inner);
    margin-top: 10px;
}

.view-toggle:hover {
    box-shadow: var(--shadow-sm);
}

.view-toggle .btn-toggle {
    border-radius: var(--radius-md);
    padding: 0.6rem 1.25rem;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 1;
}

.view-toggle .btn-toggle.active {
    transform: scale(1.05);
}

.edt-card {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    margin-bottom: 1.75rem;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.edt-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl), 0 15px 30px -15px rgba(0, 0, 0, 0.2);
}

.edt-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--primary-gradient);
    color: var(--white);
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.edt-navigation::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 5px;
}

.edt-navigation h3 {
    text-align: center;
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.nav-btn {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border: none;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.25rem;
    position: relative;
    overflow: hidden;
}

.nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
}

.nav-btn:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.nav-btn:hover::before {
    left: 100%;
}

.nav-btn:active {
    transform: translateY(0) scale(0.98);
}

.cours-list {
    padding: 1.75rem;
}

.cours-item {
    position: relative;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1.25rem;
    border-left-width: 5px;
    border-left-style: solid;
    box-shadow: var(--shadow-md);
    background-color: var(--white);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), 
                box-shadow 0.3s ease;
    animation: fadeSlideIn 0.5s ease-out;
    animation-fill-mode: both;
}

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cours-item:hover {
    transform: translateY(-3px) scale(1.01);
    box-shadow: var(--shadow-lg), 0 10px 15px -5px rgba(0, 0, 0, 0.1);
}

.cours-item:nth-child(odd) {
    animation-delay: 0.1s;
}

.cours-item:nth-child(even) {
    animation-delay: 0.2s;
}

.cours-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.cours-title {
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--gray-800);
    flex: 1;
    position: relative;
    padding-bottom: 0.35rem;
}

.cours-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 2.5rem;
    height: 2px;
    background-color: var(--gray-300);
    transition: width 0.3s ease;
}

.cours-item:hover .cours-title::after {
    width: 4rem;
    background-color: var(--primary-light);
}

.cours-type {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.3rem 0.75rem;
    border-radius: 2rem;
    background-color: rgba(0, 0, 0, 0.05);
    margin-left: 0.75rem;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.cours-item:hover .cours-type {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.cours-time {
    font-size: 0.925rem;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
}

.cours-time::before {
    content: '⏱️';
    margin-right: 0.5rem;
    font-size: 0.875rem;
    opacity: 0.8;
}

.cours-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
    margin-bottom: 0.25rem;
    margin-top: auto; 
}

.cours-prof, .cours-salle {
    font-size: 0.875rem;
    color: var(--gray-600);
    padding: 0.375rem 0.625rem;
    background-color: var(--gray-100);
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    transition: all var(--transition-normal);
}

.cours-prof svg, .cours-salle svg {
    margin-right: 0.375rem;
    width: 0.9rem;
    height: 0.9rem;
    transition: transform var(--transition-normal);
}

.cours-item:hover .cours-prof,
.cours-item:hover .cours-salle {
    background-color: var(--gray-200);
    transform: translateY(-1px);
}

.cours-item:hover .cours-prof svg,
.cours-item:hover .cours-salle svg {
    transform: scale(1.1);
}

.empty-day-message {
    padding: 3.5rem 2rem;
    text-align: center;
    color: var(--gray-500);
    font-style: italic;
    border: 1px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    margin: 2.5rem 0;
    background-color: var(--gray-50);
    transition: all var(--transition-normal);
    animation: breathe 3s infinite alternate ease-in-out;
}

@keyframes breathe {
    from {
        transform: scale(1);
        box-shadow: var(--shadow-sm);
    }
    to {
        transform: scale(1.01);
        box-shadow: var(--shadow-md);
    }
}

.semaine-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 1.5rem;
    table-layout: fixed;
}

.semaine-table tbody {
    position: relative;
}

.semaine-table th {
    padding: 0.9rem;
    text-align: center;
    background-color: var(--gray-100);
    font-weight: 600;
    color: var(--white);
    border-bottom: 2px solid var(--gray-300);
    transition: all var(--transition-normal);
    vertical-align: middle;
}

.semaine-table th:hover {
    background-color: var(--gray-200);
    color: var(--gray-800);
}

.heure-header-cell {
    width: 60px;
    min-width: 60px;
    background-color: var(--gray-50);
    border-right: 2px solid var(--gray-300);
}

.jour-header {
    background: var(--primary-gradient);
    color: var(--white);
    padding: 1rem;
    position: relative;
    overflow: hidden;
}

.jour-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.jour-header:hover {
    background: var(--primary-gradient);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.jour-header-nom {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.jour-header-date {
    font-size: 0.85rem;
    font-weight: 400;
    opacity: 0.9;
}

.jour-column {
    vertical-align: top;
    padding: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    max-width: 270px;
    min-width: 270px;
    position: relative;
    border-right: 1px solid var(--gray-200);
}

.jour-column:last-child {
    border-right: none;
}

.jour-column:hover {
    background-color: var(--gray-50);
    box-shadow: var(--shadow-md);
}

/* Cours de la vue semaine - AMÉLIORATIONS POUR COURS COURTS */
.semaine-cours {
    position: relative;
    padding: 0.75rem 0.9rem;
    border-radius: var(--radius-md);
    border-left: 4px solid;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.5s ease-out;
    animation-fill-mode: both;
    /* Ajustement pour les cours courts */
    min-height: 60px; /* Hauteur minimum pour la lisibilité */
    justify-content: center; /* Centre le contenu verticalement */
}

.semaine-cours:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-md), 0 8px 15px -8px rgba(0, 0, 0, 0.2);
    z-index: 2;
}

/* Titre du cours - Priorité maximale pour la lisibilité */
.semaine-cours-header {
    font-weight: 700; /* Plus gras pour plus de visibilité */
    font-size: 1rem; /* Taille augmentée */
    margin-bottom: 0.25rem; /* Espacement réduit */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--gray-800);
    line-height: 1.2;
}

/* Horaires - Deuxième priorité */
.semaine-cours-time {
    font-size: 0.85rem; /* Taille légèrement augmentée */
    font-weight: 600; /* Plus gras */
    color: var(--gray-700); /* Couleur plus foncée pour la lisibilité */
    display: flex;
    align-items: center;
    margin-bottom: 0.25rem;
    line-height: 1.1;
}

.semaine-cours-time::before {
    content: '⏱️';
    margin-right: 0.25rem;
    font-size: 0.75rem;
    opacity: 0.8;
}

/* Détails (prof/salle) - Adaptés selon la hauteur disponible */
.semaine-cours-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--gray-600);
    margin-top: auto;
    line-height: 1;
}

/* Pour les cours très courts (moins de 80px de hauteur) */
.semaine-cours[style*="height: 60px"], 
.semaine-cours[style*="height: 70px"] {
    padding: 0.5rem 0.75rem;
}

.semaine-cours[style*="height: 60px"] .semaine-cours-header,
.semaine-cours[style*="height: 70px"] .semaine-cours-header {
    font-size: 0.95rem;
    margin-bottom: 0.15rem;
}

.semaine-cours[style*="height: 60px"] .semaine-cours-time,
.semaine-cours[style*="height: 70px"] .semaine-cours-time {
    font-size: 0.8rem;
    margin-bottom: 0.1rem;
}

/* Masquer les détails pour les cours très courts si nécessaire */
.semaine-cours[style*="height: 60px"] .semaine-cours-details {
    display: none;
}

/* Prof et salle - Optimisés pour les petits espaces */
.semaine-cours-prof, .semaine-cours-salle {
    font-size: 0.7rem;
    color: var(--gray-600);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background-color: var(--gray-100);
    padding: 0.15rem 0.35rem;
    border-radius: 0.5rem;
    transition: all var(--transition-normal);
    max-width: 100px; /* Limite la largeur pour éviter le débordement */
}

.semaine-cours:hover .semaine-cours-prof,
.semaine-cours:hover .semaine-cours-salle {
    background-color: var(--gray-200);
    transform: translateY(-1px);
}

/* Amélioration du contraste pour tous les types de cours */
.semaine-cours.tp .semaine-cours-header {
    color: #166534; /* Vert foncé pour TP */
}

.semaine-cours.cm .semaine-cours-header {
    color: #4338ca; /* Bleu foncé pour CM */
}

.semaine-cours.pro .semaine-cours-header {
    color: #854d0e; /* Jaune foncé pour PRO */
}

.semaine-cours.resa .semaine-cours-header {
    color: #be185d; /* Rose foncé pour RESA */
}

.semaine-cours.ds .semaine-cours-header {
    color: #b91c1c; /* Rouge foncé pour DS */
}

.tp, .semaine-cours.tp {
    background-color: var(--tp-bg);
    border-left-color: var(--tp-border);
}

.cm, .semaine-cours.cm {
    background-color: var(--cm-bg);
    border-left-color: var(--cm-border);
}

.pro, .semaine-cours.pro {
    background-color: var(--pro-bg);
    border-left-color: var(--pro-border);
}

.resa, .semaine-cours.resa {
    background-color: var(--resa-bg);
    border-left-color: var(--resa-border);
}

.ds, .semaine-cours.ds {
    background-color: var(--ds-bg);
    border-left-color: var(--ds-border);
}

.cours-type.tp {
    background-color: var(--tp-bg);
    color: #166534;
}

.cours-type.cm {
    background-color: var(--cm-bg);
    color: #4338ca;
}

.cours-type.pro {
    background-color: var(--pro-bg);
    color: #854d0e;
}

.cours-type.resa {
    background-color: var(--resa-bg);
    color: #be185d;
}

.cours-type.ds {
    background-color: var(--ds-bg);
    color: #b91c1c;
}

.legende-card {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    padding: 1.5rem;
    margin-top: 2rem;
    transition: all var(--transition-normal);
    animation: fadeSlideUp 0.8s ease-out;
    animation-delay: 0.3s;
    animation-fill-mode: both;
    border-left: 4px solid var(--primary);
}

.legende-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.legende-card h3 {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--gray-800);
    position: relative;
    padding-left: 0.75rem;
}

.legende-card h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.25rem;
    bottom: 0.25rem;
    width: 3px;
    background: var(--primary-gradient);
    border-radius: var(--radius-sm);
}

.legende-items {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    padding: 0.5rem 0;
}

.legende-item {
    display: flex;
    align-items: center;
    transition: all var(--transition-normal);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-md);
}

.legende-item:hover {
    background-color: var(--gray-100);
    transform: translateY(-2px);
}

.color-box {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: var(--radius-sm);
    margin-right: 0.75rem;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.legende-item:hover .color-box {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.tp-color {
    background-color: var(--tp-bg);
    border: 1px solid var(--tp-border);
}

.cm-color {
    background-color: var(--cm-bg);
    border: 1px solid var(--cm-border);
}

.pro-color {
    background-color: var(--pro-bg);
    border: 1px solid var(--pro-border);
}

.resa-color {
    background-color: var(--resa-bg);
    border: 1px solid var(--resa-border);
}

.ds-color {
    background-color: var(--ds-bg);
    border: 1px solid var(--ds-border);
}

.header-btn {
    margin-top: 15px;
    background: white;
    color: #63003C;
    border: 2px solid #63003C;
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: bold;
    font-family: 'Open Sans', sans-serif;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 16px;
    display: inline-block;
    text-decoration: none;
}

.header-btn:hover {
    background: #63003C;
    color: white;
}

.loading-indicator {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.loading-indicator p {
    margin-top: 1rem;
    color: var(--gray-600);
    font-weight: 500;
}

.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    vertical-align: text-bottom;
    border: 2px solid transparent;
    border-radius: 50%;
    border-top-color: currentColor;
    animation: spin 0.8s linear infinite;
}

.loading-indicator .spinner {
    width: 3rem;
    height: 3rem;
    border-width: 3px;
    border-top-color: var(--primary);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shakeX {
    from, to {
        transform: translate3d(0, 0, 0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translate3d(-10px, 0, 0);
    }
    20%, 40%, 60%, 80% {
        transform: translate3d(10px, 0, 0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    h1 {
        font-size: 1.5rem;
    }
    
    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .auth-card {
        padding: 1.5rem;
    }
    
    .edt-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .view-toggle {
        justify-content: center;
    }
    
    .cours-list {
        padding: 1rem;
    }
    
    .cours-item {
        padding: 0.75rem 1rem;
    }
    
    .cours-title {
        font-size: 1rem;
    }
    
    .semaine-table {
        font-size: 0.875rem;
    }
    
    .jour-column {
        min-width: 200px;
        max-width: 200px;
    }
    
    .semaine-cours {
        padding: 0.4rem 0.6rem;
        min-height: 55px;
    }
    
    .semaine-cours-header {
        font-size: 0.9rem;
    }
    
    .semaine-cours-time {
        font-size: 0.8rem;
    }
    
    .semaine-cours-details {
        font-size: 0.7rem;
    }
    
    .legende-items {
        gap: 0.75rem;
    }
    
    .legende-item {
        font-size: 0.875rem;
        padding: 0.375rem 0.5rem;
    }
}