/* --- RESET ET BASE --- */
body, html { 
    height: 100%; 
    margin: 0; 
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; 
}

/* --- MISE EN PAGE --- */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: linear-gradient(135deg, #108204 0%, #0a5a02 100%);
}

.login-card {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 380px;
    box-sizing: border-box;
}

/* --- TYPOGRAPHIE --- */
.login-card h2 { 
    color: #108204; 
    margin-bottom: 5px; 
    text-align: center; 
    font-size: 24px; 
}

.login-card p.subtitle { 
    text-align: center; 
    color: #777; 
    font-size: 14px; 
    margin-bottom: 25px; 
}

/* --- MESSAGES D'ERREUR --- */
.error-msg {
    background: #fff0f0; 
    color: #d93025; 
    padding: 12px; 
    border-radius: 8px;
    margin-bottom: 20px; 
    font-size: 13px; 
    text-align: center; 
    border: 1px solid #ffdada;
}

/* --- FORMULAIRE --- */
.login-card label { 
    display: block; 
    margin-bottom: 8px; 
    font-weight: 600; 
    color: #444; 
    font-size: 14px; 
}

.login-card input {
    width: 100%; 
    padding: 12px; 
    margin-bottom: 18px; 
    border: 2px solid #eee;
    border-radius: 8px; 
    box-sizing: border-box; 
    font-size: 15px; 
    transition: 0.3s;
}

.login-card input:focus { 
    border-color: #108204; 
    outline: none; 
    background-color: #fafffa; 
}

/* --- BOUTON ET LIEN --- */
.btn-login {
    width: 100%; 
    background-color: #108204; 
    color: white; 
    padding: 14px; 
    border: none;
    border-radius: 8px; 
    font-size: 16px; 
    font-weight: bold; 
    cursor: pointer; 
    transition: 0.3s;
}

.btn-login:hover { 
    background-color: #0d6b03; 
    box-shadow: 0 4px 12px rgba(16, 130, 4, 0.3); 
}

.back-link { 
    display: block; 
    text-align: center; 
    margin-top: 25px; 
    color: #888; 
    font-size: 13px; 
    text-decoration: none; 
}

.back-link:hover {
    color: #108204;
    text-decoration: underline;
}