/* ── VietAds CRM – Login Page ─────────────────── */
body {
    font-family: 'Be Vietnam Pro', sans-serif;
    background: #f0f2f5;
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
}
.login-container { width: 100%; max-width: 420px; padding: 16px; }
.login-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}
.login-header {
    background: linear-gradient(135deg, #c0392b 0%, #e74c3c 100%);
    padding: 36px 32px;
    text-align: center;
}
.login-header .logo-box {
    width: 64px; height: 64px;
    background: rgba(255,255,255,0.2);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 14px;
    backdrop-filter: blur(10px);
}
.login-header .logo-box img { width: 44px; height: 44px; object-fit: contain; }
.login-header h1 { color: #fff; font-size: 22px; font-weight: 700; margin: 0; }
.login-header p  { color: rgba(255,255,255,0.8); font-size: 13px; margin: 6px 0 0; }
.login-body { padding: 32px; }
.form-label { font-size: 13px; font-weight: 600; color: #444; margin-bottom: 6px; }
.form-control {
    border-radius: 8px; border: 1.5px solid #e0e0e0;
    padding: 10px 14px; font-size: 14px;
    transition: border-color 0.2s;
}
.form-control:focus { border-color: #c0392b; box-shadow: 0 0 0 3px rgba(192,57,43,0.1); }
.btn-login {
    background: #c0392b; color: #fff;
    border: none; border-radius: 8px;
    padding: 11px; font-size: 15px; font-weight: 600;
    width: 100%; transition: background 0.2s;
}
.btn-login:hover { background: #96281b; }
.text-danger { font-size: 12px; }
.default-hint {
    background: #fff8f8; border: 1px solid #fde8e8;
    border-radius: 8px; padding: 10px 14px;
    font-size: 12px; color: #888;
    margin-top: 16px;
}