/* RESET */
* {
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* WRAPPER */
.login-wrapper {
    width: 100%;
    padding: 20px;
}

/* CARD */
.login-card {
    max-width: 420px;
    margin: auto;
    background: #ffffff;
    border-radius: 18px;
    padding: 30px 26px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* HEADER */
.login-header {
    text-align: center;
    margin-bottom: 25px;
}

.login-header i {
    font-size: 40px;
    color: #1f3c88;
}

.login-header h4 {
    margin: 10px 0 4px;
    font-weight: 700;
}

.login-header small {
    color: #777;
}

/* INPUTS */
.input-group-custom {
    margin-bottom: 18px;
}

.input-group-custom label {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
    display: block;
    color: #333;
}

.input-group-custom input {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid #ddd;
    font-size: 15px;
    outline: none;
    transition: 0.3s;
}

.input-group-custom input:focus {
    border-color: #1f3c88;
    box-shadow: 0 0 0 2px rgba(31, 60, 136, 0.1);
}

/* BUTTON */
.primary-btn {
    width: 100%;
    background: #1f3c88;
    color: #fff;
    border: none;
    padding: 14px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
}

.primary-btn:hover {
    background: #162e6b;
}

/* ALERT */
.alert {
    border-radius: 10px;
    font-size: 14px;
}