:root {
    --gold: #d4af37;
    --navy: #0a1931;
    --navy-light: #162a4d;
    --white: #ffffff;
    --error: #e74c3c;
    --text: #2d3436;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top left, var(--navy-light), var(--navy));
    overflow: hidden;
}

.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.login-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 50px 40px;
    border-radius: 30px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.login-header .logo { width: 80px; margin-bottom: 20px; }
.login-header h1 { font-size: 1.8rem; color: var(--navy); margin-bottom: 5px; font-weight: 800; }
.login-header p { color: #636e72; font-size: 0.9rem; margin-bottom: 35px; }

/* Erreur */
.error-msg {
    background: #fff5f5; color: var(--error);
    padding: 12px; border-radius: 12px; border: 1px solid #fed7d7;
    margin-bottom: 25px; font-size: 0.85rem; font-weight: 600;
    display: flex; align-items: center; justify-content: center; gap: 10px;
}

/* Formulaire */
.form-group { text-align: left; margin-bottom: 20px; }
.label-flex { display: flex; justify-content: space-between; align-items: center; }
.form-group label { font-size: 0.85rem; font-weight: 700; color: var(--navy); margin-bottom: 8px; display: block; }

.input-icon { position: relative; }
.input-icon i:not(.toggle-password) { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--gold); }
.input-icon input {
    width: 100%; padding: 14px 15px 14px 45px; border-radius: 12px;
    border: 2px solid #edf2f7; background: #f8fafc; font-family: inherit;
    font-size: 0.95rem; box-sizing: border-box; transition: var(--transition);
}

.input-icon input:focus { border-color: var(--gold); background: #fff; outline: none; }

.toggle-password { position: absolute; right: 15px; top: 50%; transform: translateY(-50%); cursor: pointer; color: #b2bec3; }

.forgot-link { font-size: 0.75rem; color: var(--gold); text-decoration: none; font-weight: 600; }

.btn-login {
    width: 100%; padding: 16px; background: var(--navy); color: white;
    border: none; border-radius: 12px; font-size: 1rem; font-weight: 700;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    gap: 12px; transition: var(--transition); margin-top: 10px;
}

.btn-login:hover { background: var(--gold); color: var(--navy); transform: translateY(-2px); }

.login-footer { margin-top: 30px; font-size: 0.75rem; color: #b2bec3; }

.login-header .logo { 
    width: 120px;       /* Taille augmentée */
    height: auto;       /* Garde les proportions */
    margin-bottom: 25px; /* Espace équilibré avec le titre */
    filter: drop-shadow(0 5px 15px rgba(0,0,0,0.1)); /* Optionnel: petit relief */
}

.alert {
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}
.alert.succes { background: #e6fffa; color: #234e52; border: 1px solid #b2f5ea; }
.alert.erreur { background: #fff5f5; color: #c53030; border: 1px solid #feb2b2; }