body {
    /* Seaside sky-to-sand gradient */
    background: linear-gradient(180deg, #0067b1 0%, #0091d5 55%, #ffd200 140%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 3rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 40px rgba(0, 40, 85, 0.35);
}

h1 {
    color: #e4002b;
    margin-bottom: 0.35rem;
    font-size: 1.85rem;
    font-weight: 800;
    text-align: center;
    letter-spacing: -0.5px;
}

.subtitle {
    color: #4b5563;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 0.98rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: #1f2937;
    font-weight: 600;
    font-size: 0.95rem;
}

input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #dbe2ea;
    background: #f8fafc;
    color: #111827;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s;
}

input:focus {
    outline: none;
    border-color: #0067b1;
    background: #ffffff;
}

button {
    width: 100%;
    padding: 0.9rem;
    background: #e4002b;
    color: white;
    border: none;
    border-radius: 999px;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.25s, box-shadow 0.25s;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(228, 0, 43, 0.35);
}

.error {
    background: #fef2f2;
    color: #dc2626;
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    text-align: center;
    border: 1px solid #fecaca;
}

.strapline {
    margin-top: 1.75rem;
    text-align: center;
    color: #0067b1;
    font-weight: 600;
    font-size: 0.9rem;
}