/* =========================
   Reset & Base
   ========================= */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* =========================
   Auth Card
   ========================= */

.auth-card {
    width: 400px;
    background: white;
    padding: 36px;
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.auth-card h1 {
    text-align: center;
    margin-bottom: 8px;
}

.auth-card p {
    text-align: center;
    color: #666;
    margin-bottom: 28px;
}

/* =========================
   Form
   ========================= */

.input-group {
    margin-bottom: 18px;
}

.input-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s;
}

.input-group input:focus {
    border-color: var(--accent, #2563eb);
}

/* =========================
   Button
   ========================= */

.btn-primary {
    width: 100%;
    padding: 13px;
    background: var(--accent, #2563eb);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-primary:hover {
    background: var(--accent-dark, #1d4ed8);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* =========================
   Footer Link
   ========================= */

.auth-footer {
    margin-top: 20px;
    text-align: center;
    color: #555;
}

.auth-footer a {
    color: var(--accent, #2563eb);
    text-decoration: none;
    font-weight: 600;
}

.auth-footer a:hover {
    text-decoration: underline;
}