/* ==========================================================================
   STYLE KHUSUS: UTILITY & HALAMAN AUTENTIKASI (LOGIN & DAFTAR)
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --bg-dark: #111625;
    --bg-main: #f4f6f9;
    --primary-blue: #0066ff;
    --border-color: #eaedf3;
    --text-muted: #8a94a6;
}

.auth-body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--bg-main);
    padding: 20px;
}

.auth-container {
    background: #ffffff;
    padding: 35px 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    width: 100%;
    max-width: 420px;
    border: 1px solid var(--border-color);
}

.auth-container h2 {
    text-align: center;
    margin-bottom: 5px;
    color: var(--bg-dark);
    font-size: 24px;
    font-weight: 700;
}

.auth-container p {
    text-align: center;
    color: var(--text-muted);
    font-size: 13.5px;
    margin-bottom: 25px;
}

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

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 600;
    color: #334155;
}

.form-group input {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.btn-primary {
    width: 100%;
    padding: 12px;
    background: var(--bg-dark);
    color: #ffffff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    margin-top: 10px;
    transition: background 0.2s;
}

.btn-primary:hover {
    background: #1e263f;
}

.btn-secondary {
    display: block;
    width: 100%;
    padding: 12px;
    margin-top: 10px;
    border: 1px solid var(--primary-blue);
    border-radius: 6px;
    color: var(--primary-blue);
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: #ffffff;
}

.auth-footer {
    margin-top: 20px;
    font-size: 13px;
    text-align: center;
    color: #64748b;
}

.auth-footer a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
}

/* Notifikasi Alert Form */
.alert {
    padding: 11px 15px;
    border-radius: 6px;
    font-size: 13px;
    margin-bottom: 18px;
    font-weight: 500;
}
.alert-danger { background-color: #fef2f2; color: #ef4444; border: 1px solid #fee2e2; }
.alert-success { background-color: #ecfdf5; color: #10b981; border: 1px solid #d1fae5; }