/* =========================
   LOGIN PAGE
========================= */

.login-page {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;

    background: linear-gradient(135deg, var(--blue-900), var(--blue-700));
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 380px;

    background: var(--white);
    border-radius: 16px;

    padding: 40px 32px;

    box-shadow: 0 25px 60px rgba(0,0,0,0.25);
    text-align: center;

    position: relative;
    overflow: hidden;
}

/* top accent bar */
.login-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;

    height: 4px;
    width: 100%;

    background: linear-gradient(
        90deg,
        var(--blue-700),
        var(--blue-500),
        var(--blue-200)
    );
}

.login-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.login-subtitle {
    font-size: 13px;
    color: var(--gray-400);
    margin-bottom: 24px;
}

.login-card input {
    width: 100%;
    padding: 12px 14px;

    border: 1px solid var(--gray-100);
    border-radius: 10px;

    margin-bottom: 12px;

    font-size: 14px;

    outline: none;
    transition: 0.2s;
}

.login-card input:focus {
    border-color: var(--blue-500);
    box-shadow: 0 0 0 3px rgba(55,138,221,0.15);
}

.login-card button {
    width: 100%;
    padding: 12px 14px;

    border: none;
    border-radius: 10px;

    background: var(--blue-700);
    color: white;

    font-weight: 600;
    font-size: 14px;

    cursor: pointer;

    transition: 0.25s;
}

.login-card button:hover {
    background: var(--blue-800);
    transform: translateY(-2px);
}

/* message erreur/succès */
.login-message {
    font-size: 13px;
    margin-top: 12px;
    min-height: 18px;
}

.login-message.error {
    color: #e74c3c;
}

.login-message.success {
    color: #2ecc71;
}