/* CSS Login - Correction définitive largeur des champs */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><radialGradient id="g" cx="50%" cy="50%" r="50%"><stop offset="0%" style="stop-color:rgba(255,255,255,0.1);stop-opacity:1" /><stop offset="100%" style="stop-color:rgba(255,255,255,0);stop-opacity:0" /></radialGradient></defs><circle cx="20" cy="20" r="2" fill="url(%23g)"><animate attributeName="cy" values="20;80;20" dur="3s" repeatCount="indefinite"/></circle><circle cx="80" cy="80" r="2" fill="url(%23g)"><animate attributeName="cy" values="80;20;80" dur="4s" repeatCount="indefinite"/></circle><circle cx="50" cy="50" r="1" fill="url(%23g)"><animate attributeName="r" values="1;3;1" dur="2s" repeatCount="indefinite"/></circle></svg>') repeat;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideUp 0.8s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 50%;
    border: 3px solid #667eea;
    padding: 10px;
    background: white;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.login-header h1 {
    color: #333;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-header p {
    color: #666;
    font-size: 16px;
    font-weight: 400;
}

.login-form {
    margin-bottom: 30px;
    /* AJOUT : Centrage et limitation de largeur */
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
}

.form-group {
    margin-bottom: 25px;
    position: relative;
}

/* CORRECTION PRINCIPALE : Champs plus étroits */
.form-group input {
    width: 100%; /* 100% du conteneur .login-form (320px max) */
    padding: 18px 20px;
    border: 2px solid #e1e5e9;
    border-radius: 12px;
    font-size: 16px;
    background: white;
    transition: all 0.3s ease;
    outline: none;
    box-sizing: border-box; /* Important pour le padding */
}

.form-group input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.form-group input::placeholder {
    color: #aaa;
    transition: all 0.3s ease;
}

.form-group input:focus::placeholder {
    color: transparent;
}

.login-btn {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

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

.login-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 0.5s;
}

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

.login-spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
    margin-left: 10px;
}

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

.login-btn.loading span {
    opacity: 0.7;
}

.login-btn.loading .login-spinner {
    display: inline-block;
}

.footer {
    text-align: center;
    color: #666;
    font-size: 14px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.error-message {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    border: 1px solid rgba(220, 53, 69, 0.2);
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

@media (max-width: 768px) {
    .login-container {
        padding: 10px;
    }
    
    .login-card {
        padding: 30px 20px;
    }

    .login-header h1 {
        font-size: 24px;
    }

    .logo {
        width: 60px;
        height: 60px;
    }
    
    /* RESPONSIVE : Réduction encore plus importante sur mobile */
    .login-form {
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    .login-form {
        max-width: 260px;
    }
    
    .login-card {
        padding: 25px 15px;
    }
}

@media (max-width: 400px) {
    .login-form {
        max-width: 240px;
    }
}